Simplepie.php

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<?php
define('SIMPLEPIE_NAME', 'SimplePie');
define('SIMPLEPIE_VERSION', '1.3.1');
define('SIMPLEPIE_BUILD', '20121030175911');
define('SIMPLEPIE_URL', 'http://simplepie.org');
define('SIMPLEPIE_USERAGENT', SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION . ' (Feed Parser; ' . SIMPLEPIE_URL . '; Allow like Gecko) Build/' . SIMPLEPIE_BUILD);
define('SIMPLEPIE_LINKBACK', '<a href="' . SIMPLEPIE_URL . '" title="' . SIMPLEPIE_NAME . ' ' . SIMPLEPIE_VERSION . '">' . SIMPLEPIE_NAME . '</a>');
define('SIMPLEPIE_LOCATOR_NONE', 0);
define('SIMPLEPIE_LOCATOR_AUTODISCOVERY', 1);
define('SIMPLEPIE_LOCATOR_LOCAL_EXTENSION', 2);
define('SIMPLEPIE_LOCATOR_LOCAL_BODY', 4);
define('SIMPLEPIE_LOCATOR_REMOTE_EXTENSION', 8);
define('SIMPLEPIE_LOCATOR_REMOTE_BODY', 16);
define('SIMPLEPIE_LOCATOR_ALL', 31);
define('SIMPLEPIE_TYPE_NONE', 0);
define('SIMPLEPIE_TYPE_RSS_090', 1);
define('SIMPLEPIE_TYPE_RSS_091_NETSCAPE', 2);
define('SIMPLEPIE_TYPE_RSS_091_USERLAND', 4);
define('SIMPLEPIE_TYPE_RSS_091', 6);
define('SIMPLEPIE_TYPE_RSS_092', 8);
define('SIMPLEPIE_TYPE_RSS_093', 16);
define('SIMPLEPIE_TYPE_RSS_094', 32);
define('SIMPLEPIE_TYPE_RSS_10', 64);
define('SIMPLEPIE_TYPE_RSS_20', 128);
define('SIMPLEPIE_TYPE_RSS_RDF', 65);
define('SIMPLEPIE_TYPE_RSS_SYNDICATION', 190);
define('SIMPLEPIE_TYPE_RSS_ALL', 255);
define('SIMPLEPIE_TYPE_ATOM_03', 256);
define('SIMPLEPIE_TYPE_ATOM_10', 512);
define('SIMPLEPIE_TYPE_ATOM_ALL', 768);
define('SIMPLEPIE_TYPE_ALL', 1023);
define('SIMPLEPIE_CONSTRUCT_NONE', 0);
define('SIMPLEPIE_CONSTRUCT_TEXT', 1);
define('SIMPLEPIE_CONSTRUCT_HTML', 2);
define('SIMPLEPIE_CONSTRUCT_XHTML', 4);
define('SIMPLEPIE_CONSTRUCT_BASE64', 8);
define('SIMPLEPIE_CONSTRUCT_IRI', 16);
define('SIMPLEPIE_CONSTRUCT_MAYBE_HTML', 32);
define('SIMPLEPIE_CONSTRUCT_ALL', 63);
define('SIMPLEPIE_SAME_CASE', 1);
define('SIMPLEPIE_LOWERCASE', 2);
define('SIMPLEPIE_UPPERCASE', 4);
define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:[\x09\x0A\x0B\x0C\x0D\x20]+[^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?)*)[\x09\x0A\x0B\x0C\x0D\x20]*');
define('SIMPLEPIE_PCRE_XML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'))*)\s*');
define('SIMPLEPIE_NAMESPACE_XML', 'http://www.w3.org/XML/1998/namespace');
define('SIMPLEPIE_NAMESPACE_ATOM_10', 'http://www.w3.org/2005/Atom');
define('SIMPLEPIE_NAMESPACE_ATOM_03', 'http://purl.org/atom/ns#');
define('SIMPLEPIE_NAMESPACE_RDF', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
define('SIMPLEPIE_NAMESPACE_RSS_090', 'http://my.netscape.com/rdf/simple/0.9/');
define('SIMPLEPIE_NAMESPACE_RSS_10', 'http://purl.org/rss/1.0/');
define('SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT', 'http://purl.org/rss/1.0/modules/content/');
define('SIMPLEPIE_NAMESPACE_RSS_20', '');
define('SIMPLEPIE_NAMESPACE_DC_10', 'http://purl.org/dc/elements/1.0/');
define('SIMPLEPIE_NAMESPACE_DC_11', 'http://purl.org/dc/elements/1.1/');
define('SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO', 'http://www.w3.org/2003/01/geo/wgs84_pos#');
define('SIMPLEPIE_NAMESPACE_GEORSS', 'http://www.georss.org/georss');
define('SIMPLEPIE_NAMESPACE_MEDIARSS', 'http://search.yahoo.com/mrss/');
define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG', 'http://search.yahoo.com/mrss');
define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG2', 'http://video.search.yahoo.com/mrss');
define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG3', 'http://video.search.yahoo.com/mrss/');
define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG4', 'http://www.rssboard.org/media-rss');
define('SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG5', 'http://www.rssboard.org/media-rss/');
define('SIMPLEPIE_NAMESPACE_ITUNES', 'http://www.itunes.com/dtds/podcast-1.0.dtd');
define('SIMPLEPIE_NAMESPACE_XHTML', 'http://www.w3.org/1999/xhtml');
define('SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY', 'http://www.iana.org/assignments/relation/');
define('SIMPLEPIE_FILE_SOURCE_NONE', 0);
define('SIMPLEPIE_FILE_SOURCE_REMOTE', 1);
define('SIMPLEPIE_FILE_SOURCE_LOCAL', 2);
define('SIMPLEPIE_FILE_SOURCE_FSOCKOPEN', 4);
define('SIMPLEPIE_FILE_SOURCE_CURL', 8);
define('SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS', 16);
class SimplePie
{
     
     public $data = array();
     
     public $error;
     
     public $sanitize;
     
     public $useragent = SIMPLEPIE_USERAGENT;
     
     public $feed_url;
     
     public $file;
     
     public $raw_data;
     
     public $timeout = 10;
     
     public $force_fsockopen = false;
     
     public $force_feed = false;
     
     public $cache = true;
     
     public $cache_duration = 3600;
     
     public $autodiscovery_cache_duration = 604800; // 7 Days.
     
     public $cache_location = './cache';
     
     public $cache_name_function = 'md5';
     
     public $order_by_date = true;
     
     public $input_encoding = false;
     
     public $autodiscovery = SIMPLEPIE_LOCATOR_ALL;
     
     public $registry;
     
     public $max_checked_feeds = 10;
     
     public $all_discovered_feeds = array();
     
     public $image_handler = '';
     
     public $multifeed_url = array();
     
     public $multifeed_objects = array();
     
     public $config_settings = null;
     
     public $item_limit = 0;
     
     public $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
     
     public $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
     
     public function __construct()
     {
          if (version_compare(PHP_VERSION, '5.2', '<'))
          {
               trigger_error('PHP 4.x, 5.0 and 5.1 are no longer supported. Please upgrade to PHP 5.2 or newer.');
               die();
          }
          // Other objects, instances created here so we can set options on them
          $this->sanitize = new SimplePie_Sanitize();
          $this->registry = new SimplePie_Registry();
          if (func_num_args() > 0)
          {
               $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
               trigger_error('Passing parameters to the constructor is no longer supported. Please use set_feed_url(), set_cache_location(), and set_cache_location() directly.', $level);
               $args = func_get_args();
               switch (count($args)) {
                    case 3:
                         $this->set_cache_duration($args[2]);
                    case 2:
                         $this->set_cache_location($args[1]);
                    case 1:
                         $this->set_feed_url($args[0]);
                         $this->init();
               }
          }
     }
     
     public function __toString()
     {
          return md5(serialize($this->data));
     }
     
     public function __destruct()
     {
          if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode'))
          {
               if (!empty($this->data['items']))
               {
                    foreach ($this->data['items'] as $item)
                    {
                         $item->__destruct();
                    }
                    unset($item, $this->data['items']);
               }
               if (!empty($this->data['ordered_items']))
               {
                    foreach ($this->data['ordered_items'] as $item)
                    {
                         $item->__destruct();
                    }
                    unset($item, $this->data['ordered_items']);
               }
          }
     }
     
     public function force_feed($enable = false)
     {
          $this->force_feed = (bool) $enable;
     }
     
     public function set_feed_url($url)
     {
          $this->multifeed_url = array();
          if (is_array($url))
          {
               foreach ($url as $value)
               {
                    $this->multifeed_url[] = $this->registry->call('Misc', 'fix_protocol', array($value, 1));
               }
          }
          else
          {
               $this->feed_url = $this->registry->call('Misc', 'fix_protocol', array($url, 1));
          }
     }
     
     public function set_file(&$file)
     {
          if ($file instanceof SimplePie_File)
          {
               $this->feed_url = $file->url;
               $this->file =& $file;
               return true;
          }
          return false;
     }
     
     public function set_raw_data($data)
     {
          $this->raw_data = $data;
     }
     
     public function set_timeout($timeout = 10)
     {
          $this->timeout = (int) $timeout;
     }
     
     public function force_fsockopen($enable = false)
     {
          $this->force_fsockopen = (bool) $enable;
     }
     
     public function enable_cache($enable = true)
     {
          $this->cache = (bool) $enable;
     }
     
     public function set_cache_duration($seconds = 3600)
     {
          $this->cache_duration = (int) $seconds;
     }
     
     public function set_autodiscovery_cache_duration($seconds = 604800)
     {
          $this->autodiscovery_cache_duration = (int) $seconds;
     }
     
     public function set_cache_location($location = './cache')
     {
          $this->cache_location = (string) $location;
     }
     
     public function enable_order_by_date($enable = true)
     {
          $this->order_by_date = (bool) $enable;
     }
     
     public function set_input_encoding($encoding = false)
     {
          if ($encoding)
          {
               $this->input_encoding = (string) $encoding;
          }
          else
          {
               $this->input_encoding = false;
          }
     }
     
     public function set_autodiscovery_level($level = SIMPLEPIE_LOCATOR_ALL)
     {
          $this->autodiscovery = (int) $level;
     }
     
     public function &get_registry()
     {
          return $this->registry;
     }
     
     
     public function set_cache_class($class = 'SimplePie_Cache')
     {
          return $this->registry->register('Cache', $class, true);
     }
     
     public function set_locator_class($class = 'SimplePie_Locator')
     {
          return $this->registry->register('Locator', $class, true);
     }
     
     public function set_parser_class($class = 'SimplePie_Parser')
     {
          return $this->registry->register('Parser', $class, true);
     }
     
     public function set_file_class($class = 'SimplePie_File')
     {
          return $this->registry->register('File', $class, true);
     }
     
     public function set_sanitize_class($class = 'SimplePie_Sanitize')
     {
          return $this->registry->register('Sanitize', $class, true);
     }
     
     public function set_item_class($class = 'SimplePie_Item')
     {
          return $this->registry->register('Item', $class, true);
     }
     
     public function set_author_class($class = 'SimplePie_Author')
     {
          return $this->registry->register('Author', $class, true);
     }
     
     public function set_category_class($class = 'SimplePie_Category')
     {
          return $this->registry->register('Category', $class, true);
     }
     
     public function set_enclosure_class($class = 'SimplePie_Enclosure')
     {
          return $this->registry->register('Enclosure', $class, true);
     }
     
     public function set_caption_class($class = 'SimplePie_Caption')
     {
          return $this->registry->register('Caption', $class, true);
     }
     
     public function set_copyright_class($class = 'SimplePie_Copyright')
     {
          return $this->registry->register('Copyright', $class, true);
     }
     
     public function set_credit_class($class = 'SimplePie_Credit')
     {
          return $this->registry->register('Credit', $class, true);
     }
     
     public function set_rating_class($class = 'SimplePie_Rating')
     {
          return $this->registry->register('Rating', $class, true);
     }
     
     public function set_restriction_class($class = 'SimplePie_Restriction')
     {
          return $this->registry->register('Restriction', $class, true);
     }
     
     public function set_content_type_sniffer_class($class = 'SimplePie_Content_Type_Sniffer')
     {
          return $this->registry->register('Content_Type_Sniffer', $class, true);
     }
     
     public function set_source_class($class = 'SimplePie_Source')
     {
          return $this->registry->register('Source', $class, true);
     }
     
     
     public function set_useragent($ua = SIMPLEPIE_USERAGENT)
     {
          $this->useragent = (string) $ua;
     }
     
     public function set_cache_name_function($function = 'md5')
     {
          if (is_callable($function))
          {
               $this->cache_name_function = $function;
          }
     }
     
     public function set_stupidly_fast($set = false)
     {
          if ($set)
          {
               $this->enable_order_by_date(false);
               $this->remove_div(false);
               $this->strip_comments(false);
               $this->strip_htmltags(false);
               $this->strip_attributes(false);
               $this->set_image_handler(false);
          }
     }
     
     public function set_max_checked_feeds($max = 10)
     {
          $this->max_checked_feeds = (int) $max;
     }
     public function remove_div($enable = true)
     {
          $this->sanitize->remove_div($enable);
     }
     public function strip_htmltags($tags = '', $encode = null)
     {
          if ($tags === '')
          {
               $tags = $this->strip_htmltags;
          }
          $this->sanitize->strip_htmltags($tags);
          if ($encode !== null)
          {
               $this->sanitize->encode_instead_of_strip($tags);
          }
     }
     public function encode_instead_of_strip($enable = true)
     {
          $this->sanitize->encode_instead_of_strip($enable);
     }
     public function strip_attributes($attribs = '')
     {
          if ($attribs === '')
          {
               $attribs = $this->strip_attributes;
          }
          $this->sanitize->strip_attributes($attribs);
     }
     
     public function set_output_encoding($encoding = 'UTF-8')
     {
          $this->sanitize->set_output_encoding($encoding);
     }
     public function strip_comments($strip = false)
     {
          $this->sanitize->strip_comments($strip);
     }
     
     public function set_url_replacements($element_attribute = null)
     {
          $this->sanitize->set_url_replacements($element_attribute);
     }
     
     public function set_image_handler($page = false, $qs = 'i')
     {
          if ($page !== false)
          {
               $this->sanitize->set_image_handler($page . '?' . $qs . '=');
          }
          else
          {
               $this->image_handler = '';
          }
     }
     
     public function set_item_limit($limit = 0)
     {
          $this->item_limit = (int) $limit;
     }
     
     public function init()
     {
          // Check absolute bare minimum requirements.
          if (!extension_loaded('xml') || !extension_loaded('pcre'))
          {
               return false;
          }
          // Then check the xml extension is sane (i.e., libxml 2.7.x issue on PHP < 5.2.9 and libxml 2.7.0 to 2.7.2 on any version) if we don't have xmlreader.
          elseif (!extension_loaded('xmlreader'))
          {
               static $xml_is_sane = null;
               if ($xml_is_sane === null)
               {
                    $parser_check = xml_parser_create();
                    xml_parse_into_struct($parser_check, '<foo>&amp;</foo>', $values);
                    xml_parser_free($parser_check);
                    $xml_is_sane = isset($values[0]['value']);
               }
               if (!$xml_is_sane)
               {
                    return false;
               }
          }
          if (method_exists($this->sanitize, 'set_registry'))
          {
               $this->sanitize->set_registry($this->registry);
          }
          // Pass whatever was set with config options over to the sanitizer.
          // Pass the classes in for legacy support; new classes should use the registry instead
          $this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->registry->get_class('Cache'));
          $this->sanitize->pass_file_data($this->registry->get_class('File'), $this->timeout, $this->useragent, $this->force_fsockopen);
          if (!empty($this->multifeed_url))
          {
               $i = 0;
               $success = 0;
               $this->multifeed_objects = array();
               $this->error = array();
               foreach ($this->multifeed_url as $url)
               {
                    $this->multifeed_objects[$i] = clone $this;
                    $this->multifeed_objects[$i]->set_feed_url($url);
                    $single_success = $this->multifeed_objects[$i]->init();
                    $success |= $single_success;
                    if (!$single_success)
                    {
                         $this->error[$i] = $this->multifeed_objects[$i]->error();
                    }
                    $i++;
               }
               return (bool) $success;
          }
          elseif ($this->feed_url === null && $this->raw_data === null)
          {
               return false;
          }
          $this->error = null;
          $this->data = array();
          $this->multifeed_objects = array();
          $cache = false;
          if ($this->feed_url !== null)
          {
               $parsed_feed_url = $this->registry->call('Misc', 'parse_url', array($this->feed_url));
               // Decide whether to enable caching
               if ($this->cache && $parsed_feed_url['scheme'] !== '')
               {
                    $cache = $this->registry->call('Cache', 'get_handler', array($this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc'));
               }
               // Fetch the data via SimplePie_File into $this->raw_data
               if (($fetched = $this->fetch_data($cache)) === true)
               {
                    return true;
               }
               elseif ($fetched === false) {
                    return false;
               }
               list($headers, $sniffed) = $fetched;
          }
          // Set up array of possible encodings
          $encodings = array();
          // First check to see if input has been overridden.
          if ($this->input_encoding !== false)
          {
               $encodings[] = $this->input_encoding;
          }
          $application_types = array('application/xml', 'application/xml-dtd', 'application/xml-external-parsed-entity');
          $text_types = array('text/xml', 'text/xml-external-parsed-entity');
          // RFC 3023 (only applies to sniffed content)
          if (isset($sniffed))
          {
               if (in_array($sniffed, $application_types) || substr($sniffed, 0, 12) === 'application/' && substr($sniffed, -4) === '+xml')
               {
                    if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
                    {
                         $encodings[] = strtoupper($charset[1]);
                    }
                    $encodings = array_merge($encodings, $this->registry->call('Misc', 'xml_encoding', array($this->raw_data, &$this->registry)));
                    $encodings[] = 'UTF-8';
               }
               elseif (in_array($sniffed, $text_types) || substr($sniffed, 0, 5) === 'text/' && substr($sniffed, -4) === '+xml')
               {
                    if (isset($headers['content-type']) && preg_match('/;\x20?charset=([^;]*)/i', $headers['content-type'], $charset))
                    {
                         $encodings[] = $charset[1];
                    }
                    $encodings[] = 'US-ASCII';
               }
               // Text MIME-type default
               elseif (substr($sniffed, 0, 5) === 'text/')
               {
                    $encodings[] = 'US-ASCII';
               }
          }
          // Fallback to XML 1.0 Appendix F.1/UTF-8/ISO-8859-1
          $encodings = array_merge($encodings, $this->registry->call('Misc', 'xml_encoding', array($this->raw_data, &$this->registry)));
          $encodings[] = 'UTF-8';
          $encodings[] = 'ISO-8859-1';
          // There's no point in trying an encoding twice
          $encodings = array_unique($encodings);
          // Loop through each possible encoding, till we return something, or run out of possibilities
          foreach ($encodings as $encoding)
          {
               // Change the encoding to UTF-8 (as we always use UTF-8 internally)
               if ($utf8_data = $this->registry->call('Misc', 'change_encoding', array($this->raw_data, $encoding, 'UTF-8')))
               {
                    // Create new parser
                    $parser = $this->registry->create('Parser');
                    // If it's parsed fine
                    if ($parser->parse($utf8_data, 'UTF-8'))
                    {
                         $this->data = $parser->get_data();
                         if (!($this->get_type() & ~SIMPLEPIE_TYPE_NONE))
                         {
                              $this->error = "A feed could not be found at $this->feed_url. This does not appear to be a valid RSS or Atom feed.";
                              $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
                              return false;
                         }
                         if (isset($headers))
                         {
                              $this->data['headers'] = $headers;
                         }
                         $this->data['build'] = SIMPLEPIE_BUILD;
                         // Cache the file if caching is enabled
                         if ($cache && !$cache->save($this))
                         {
                              trigger_error("$this->cache_location is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
                         }
                         return true;
                    }
               }
          }
          if (isset($parser))
          {
               // We have an error, just set SimplePie_Misc::error to it and quit
               $this->error = sprintf('This XML document is invalid, likely due to invalid characters. XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
          }
          else
          {
               $this->error = 'The data could not be converted to UTF-8. You MUST have either the iconv or mbstring extension installed. Upgrading to PHP 5.x (which includes iconv) is highly recommended.';
          }
          $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
          return false;
     }
     
     protected function fetch_data(&$cache)
     {
          // If it's enabled, use the cache
          if ($cache)
          {
               // Load the Cache
               $this->data = $cache->load();
               if (!empty($this->data))
               {
                    // If the cache is for an outdated build of SimplePie
                    if (!isset($this->data['build']) || $this->data['build'] !== SIMPLEPIE_BUILD)
                    {
                         $cache->unlink();
                         $this->data = array();
                    }
                    // If we've hit a collision just rerun it with caching disabled
                    elseif (isset($this->data['url']) && $this->data['url'] !== $this->feed_url)
                    {
                         $cache = false;
                         $this->data = array();
                    }
                    // If we've got a non feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL.
                    elseif (isset($this->data['feed_url']))
                    {
                         // If the autodiscovery cache is still valid use it.
                         if ($cache->mtime() + $this->autodiscovery_cache_duration > time())
                         {
                              // Do not need to do feed autodiscovery yet.
                              if ($this->data['feed_url'] !== $this->data['url'])
                              {
                                   $this->set_feed_url($this->data['feed_url']);
                                   return $this->init();
                              }
                              $cache->unlink();
                              $this->data = array();
                         }
                    }
                    // Check if the cache has been updated
                    elseif ($cache->mtime() + $this->cache_duration < time())
                    {
                         // If we have last-modified and/or etag set
                         if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag']))
                         {
                              $headers = array(
                                   'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
                              );
                              if (isset($this->data['headers']['last-modified']))
                              {
                                   $headers['if-modified-since'] = $this->data['headers']['last-modified'];
                              }
                              if (isset($this->data['headers']['etag']))
                              {
                                   $headers['if-none-match'] = $this->data['headers']['etag'];
                              }
                              $file = $this->registry->create('File', array($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen));
                              if ($file->success)
                              {
                                   if ($file->status_code === 304)
                                   {
                                        $cache->touch();
                                        return true;
                                   }
                              }
                              else
                              {
                                   unset($file);
                              }
                         }
                    }
                    // If the cache is still valid, just return true
                    else
                    {
                         $this->raw_data = false;
                         return true;
                    }
               }
               // If the cache is empty, delete it
               else
               {
                    $cache->unlink();
                    $this->data = array();
               }
          }
          // If we don't already have the file (it'll only exist if we've opened it to check if the cache has been modified), open it.
          if (!isset($file))
          {
               if ($this->file instanceof SimplePie_File && $this->file->url === $this->feed_url)
               {
                    $file =& $this->file;
               }
               else
               {
                    $headers = array(
                         'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
                    );
                    $file = $this->registry->create('File', array($this->feed_url, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen));
               }
          }
          // If the file connection has an error, set SimplePie::error to that and quit
          if (!$file->success && !($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)))
          {
               $this->error = $file->error;
               return !empty($this->data);
          }
          if (!$this->force_feed)
          {
               // Check if the supplied URL is a feed, if it isn't, look for it.
               $locate = $this->registry->create('Locator', array(&$file, $this->timeout, $this->useragent, $this->max_checked_feeds));
               if (!$locate->is_feed($file))
               {
                    // We need to unset this so that if SimplePie::set_file() has been called that object is untouched
                    unset($file);
                    try
                    {
                         if (!($file = $locate->find($this->autodiscovery, $this->all_discovered_feeds)))
                         {
                              $this->error = "A feed could not be found at $this->feed_url. A feed with an invalid mime type may fall victim to this error, or " . SIMPLEPIE_NAME . " was unable to auto-discover it.. Use force_feed() if you are certain this URL is a real feed.";
                              $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, __FILE__, __LINE__));
                              return false;
                         }
                    }
                    catch (SimplePie_Exception $e)
                    {
                         // This is usually because DOMDocument doesn't exist
                         $this->error = $e->getMessage();
                         $this->registry->call('Misc', 'error', array($this->error, E_USER_NOTICE, $e->getFile(), $e->getLine()));
                         return false;
                    }
                    if ($cache)
                    {
                         $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD);
                         if (!$cache->save($this))
                         {
                              trigger_error("$this->cache_location is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
                         }
                         $cache = $this->registry->call('Cache', 'get_handler', array($this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc'));
                    }
                    $this->feed_url = $file->url;
               }
               $locate = null;
          }
          $this->raw_data = $file->body;
          $headers = $file->headers;
          $sniffer = $this->registry->create('Content_Type_Sniffer', array(&$file));
          $sniffed = $sniffer->get_type();
          return array($headers, $sniffed);
     }
     
     public function error()
     {
          return $this->error;
     }
     
     public function get_raw_data()
     {
          return $this->raw_data;
     }
     
     public function get_encoding()
     {
          return $this->sanitize->output_encoding;
     }
     
     public function handle_content_type($mime = 'text/html')
     {
          if (!headers_sent())
          {
               $header = "Content-type: $mime;";
               if ($this->get_encoding())
               {
                    $header .= ' charset=' . $this->get_encoding();
               }
               else
               {
                    $header .= ' charset=UTF-8';
               }
               header($header);
          }
     }
     
     public function get_type()
     {
          if (!isset($this->data['type']))
          {
               $this->data['type'] = SIMPLEPIE_TYPE_ALL;
               if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed']))
               {
                    $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_10;
               }
               elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed']))
               {
                    $this->data['type'] &= SIMPLEPIE_TYPE_ATOM_03;
               }
               elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF']))
               {
                    if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['channel'])
                    || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['image'])
                    || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item'])
                    || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['textinput']))
                    {
                         $this->data['type'] &= SIMPLEPIE_TYPE_RSS_10;
                    }
                    if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['channel'])
                    || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['image'])
                    || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item'])
                    || isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['textinput']))
                    {
                         $this->data['type'] &= SIMPLEPIE_TYPE_RSS_090;
                    }
               }
               elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss']))
               {
                    $this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL;
                    if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
                    {
                         switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version']))
                         {
                              case '0.91':
                                   $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091;
                                   if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
                                   {
                                        switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data']))
                                        {
                                             case '0':
                                                  $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_NETSCAPE;
                                                  break;
                                             case '24':
                                                  $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_USERLAND;
                                                  break;
                                        }
                                   }
                                   break;
                              case '0.92':
                                   $this->data['type'] &= SIMPLEPIE_TYPE_RSS_092;
                                   break;
                              case '0.93':
                                   $this->data['type'] &= SIMPLEPIE_TYPE_RSS_093;
                                   break;
                              case '0.94':
                                   $this->data['type'] &= SIMPLEPIE_TYPE_RSS_094;
                                   break;
                              case '2.0':
                                   $this->data['type'] &= SIMPLEPIE_TYPE_RSS_20;
                                   break;
                         }
                    }
               }
               else
               {
                    $this->data['type'] = SIMPLEPIE_TYPE_NONE;
               }
          }
          return $this->data['type'];
     }
     
     public function subscribe_url()
     {
          if ($this->feed_url !== null)
          {
               return $this->sanitize($this->feed_url, SIMPLEPIE_CONSTRUCT_IRI);
          }
          else
          {
               return null;
          }
     }
     
     public function get_feed_tags($namespace, $tag)
     {
          $type = $this->get_type();
          if ($type & SIMPLEPIE_TYPE_ATOM_10)
          {
               if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag]))
               {
                    return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag];
               }
          }
          if ($type & SIMPLEPIE_TYPE_ATOM_03)
          {
               if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag]))
               {
                    return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag];
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_RDF)
          {
               if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag]))
               {
                    return $this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag];
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
          {
               if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag]))
               {
                    return $this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag];
               }
          }
          return null;
     }
     
     public function get_channel_tags($namespace, $tag)
     {
          $type = $this->get_type();
          if ($type & SIMPLEPIE_TYPE_ATOM_ALL)
          {
               if ($return = $this->get_feed_tags($namespace, $tag))
               {
                    return $return;
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_10)
          {
               if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'channel'))
               {
                    if (isset($channel[0]['child'][$namespace][$tag]))
                    {
                         return $channel[0]['child'][$namespace][$tag];
                    }
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_090)
          {
               if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'channel'))
               {
                    if (isset($channel[0]['child'][$namespace][$tag]))
                    {
                         return $channel[0]['child'][$namespace][$tag];
                    }
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
          {
               if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'channel'))
               {
                    if (isset($channel[0]['child'][$namespace][$tag]))
                    {
                         return $channel[0]['child'][$namespace][$tag];
                    }
               }
          }
          return null;
     }
     
     public function get_image_tags($namespace, $tag)
     {
          $type = $this->get_type();
          if ($type & SIMPLEPIE_TYPE_RSS_10)
          {
               if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'image'))
               {
                    if (isset($image[0]['child'][$namespace][$tag]))
                    {
                         return $image[0]['child'][$namespace][$tag];
                    }
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_090)
          {
               if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'image'))
               {
                    if (isset($image[0]['child'][$namespace][$tag]))
                    {
                         return $image[0]['child'][$namespace][$tag];
                    }
               }
          }
          if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
          {
               if ($image = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'image'))
               {
                    if (isset($image[0]['child'][$namespace][$tag]))
                    {
                         return $image[0]['child'][$namespace][$tag];
                    }
               }
          }
          return null;
     }
     
     public function get_base($element = array())
     {
          if (!($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION) && !empty($element['xml_base_explicit']) && isset($element['xml_base']))
          {
               return $element['xml_base'];
          }
          elseif ($this->get_link() !== null)
          {
               return $this->get_link();
          }
          else
          {
               return $this->subscribe_url();
          }
     }
     
     public function sanitize($data, $type, $base = '')
     {
          return $this->sanitize->sanitize($data, $type, $base);
     }
     
     public function get_title()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     
     public function get_category($key = 0)
     {
          $categories = $this->get_categories();
          if (isset($categories[$key]))
          {
               return $categories[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_categories()
     {
          $categories = array();
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
          {
               $term = null;
               $scheme = null;
               $label = null;
               if (isset($category['attribs']['']['term']))
               {
                    $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($category['attribs']['']['scheme']))
               {
                    $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($category['attribs']['']['label']))
               {
                    $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
          {
               // This is really the label, but keep this as the term also for BC.
               // Label will also work on retrieving because that falls back to term.
               $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               if (isset($category['attribs']['']['domain']))
               {
                    $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               else
               {
                    $scheme = null;
               }
               $categories[] = $this->registry->create('Category', array($term, $scheme, null));
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
          {
               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
          {
               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          if (!empty($categories))
          {
               return array_unique($categories);
          }
          else
          {
               return null;
          }
     }
     
     public function get_author($key = 0)
     {
          $authors = $this->get_authors();
          if (isset($authors[$key]))
          {
               return $authors[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_authors()
     {
          $authors = array();
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
          {
               $name = null;
               $uri = null;
               $email = null;
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
               {
                    $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
               {
                    $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
               }
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
               {
                    $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $uri !== null)
               {
                    $authors[] = $this->registry->create('Author', array($name, $uri, $email));
               }
          }
          if ($author = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
          {
               $name = null;
               $url = null;
               $email = null;
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
               {
                    $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
               {
                    $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
               }
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
               {
                    $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $url !== null)
               {
                    $authors[] = $this->registry->create('Author', array($name, $url, $email));
               }
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          if (!empty($authors))
          {
               return array_unique($authors);
          }
          else
          {
               return null;
          }
     }
     
     public function get_contributor($key = 0)
     {
          $contributors = $this->get_contributors();
          if (isset($contributors[$key]))
          {
               return $contributors[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_contributors()
     {
          $contributors = array();
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
          {
               $name = null;
               $uri = null;
               $email = null;
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
               {
                    $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
               {
                    $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
               {
                    $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $uri !== null)
               {
                    $contributors[] = $this->registry->create('Author', array($name, $uri, $email));
               }
          }
          foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
          {
               $name = null;
               $url = null;
               $email = null;
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
               {
                    $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
               {
                    $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
               {
                    $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $url !== null)
               {
                    $contributors[] = $this->registry->create('Author', array($name, $url, $email));
               }
          }
          if (!empty($contributors))
          {
               return array_unique($contributors);
          }
          else
          {
               return null;
          }
     }
     
     public function get_link($key = 0, $rel = 'alternate')
     {
          $links = $this->get_links($rel);
          if (isset($links[$key]))
          {
               return $links[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_permalink()
     {
          return $this->get_link(0);
     }
     
     public function get_links($rel = 'alternate')
     {
          if (!isset($this->data['links']))
          {
               $this->data['links'] = array();
               if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
               {
                    foreach ($links as $link)
                    {
                         if (isset($link['attribs']['']['href']))
                         {
                              $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                              $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                         }
                    }
               }
               if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
               {
                    foreach ($links as $link)
                    {
                         if (isset($link['attribs']['']['href']))
                         {
                              $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                              $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                         }
                    }
               }
               if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               $keys = array_keys($this->data['links']);
               foreach ($keys as $key)
               {
                    if ($this->registry->call('Misc', 'is_isegment_nz_nc', array($key)))
                    {
                         if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
                         {
                              $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
                              $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
                         }
                         else
                         {
                              $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
                         }
                    }
                    elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
                    {
                         $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
                    }
                    $this->data['links'][$key] = array_unique($this->data['links'][$key]);
               }
          }
          if (isset($this->data['links'][$rel]))
          {
               return $this->data['links'][$rel];
          }
          else
          {
               return null;
          }
     }
     public function get_all_discovered_feeds()
     {
          return $this->all_discovered_feeds;
     }
     
     public function get_description()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          else
          {
               return null;
          }
     }
     
     public function get_copyright()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     
     public function get_language()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang']))
          {
               return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang']))
          {
               return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang']))
          {
               return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif (isset($this->data['headers']['content-language']))
          {
               return $this->sanitize($this->data['headers']['content-language'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     
     public function get_latitude()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
          {
               return (float) $return[0]['data'];
          }
          elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
          {
               return (float) $match[1];
          }
          else
          {
               return null;
          }
     }
     
     public function get_longitude()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
          {
               return (float) $return[0]['data'];
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
          {
               return (float) $return[0]['data'];
          }
          elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
          {
               return (float) $match[2];
          }
          else
          {
               return null;
          }
     }
     
     public function get_image_title()
     {
          if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     
     public function get_image_url()
     {
          if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
          {
               return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'url'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'url'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          else
          {
               return null;
          }
     }
     
     public function get_image_link()
     {
          if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          else
          {
               return null;
          }
     }
     
     public function get_image_width()
     {
          if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'width'))
          {
               return round($return[0]['data']);
          }
          elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
          {
               return 88.0;
          }
          else
          {
               return null;
          }
     }
     
     public function get_image_height()
     {
          if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'height'))
          {
               return round($return[0]['data']);
          }
          elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url'))
          {
               return 31.0;
          }
          else
          {
               return null;
          }
     }
     
     public function get_item_quantity($max = 0)
     {
          $max = (int) $max;
          $qty = count($this->get_items());
          if ($max === 0)
          {
               return $qty;
          }
          else
          {
               return ($qty > $max) ? $max : $qty;
          }
     }
     
     public function get_item($key = 0)
     {
          $items = $this->get_items();
          if (isset($items[$key]))
          {
               return $items[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_items($start = 0, $end = 0)
     {
          if (!isset($this->data['items']))
          {
               if (!empty($this->multifeed_objects))
               {
                    $this->data['items'] = SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit);
               }
               else
               {
                    $this->data['items'] = array();
                    if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry'))
                    {
                         $keys = array_keys($items);
                         foreach ($keys as $key)
                         {
                              $this->data['items'][] = $this->registry->create('Item', array($this, $items[$key]));
                         }
                    }
                    if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'entry'))
                    {
                         $keys = array_keys($items);
                         foreach ($keys as $key)
                         {
                              $this->data['items'][] = $this->registry->create('Item', array($this, $items[$key]));
                         }
                    }
                    if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'item'))
                    {
                         $keys = array_keys($items);
                         foreach ($keys as $key)
                         {
                              $this->data['items'][] = $this->registry->create('Item', array($this, $items[$key]));
                         }
                    }
                    if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'item'))
                    {
                         $keys = array_keys($items);
                         foreach ($keys as $key)
                         {
                              $this->data['items'][] = $this->registry->create('Item', array($this, $items[$key]));
                         }
                    }
                    if ($items = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'item'))
                    {
                         $keys = array_keys($items);
                         foreach ($keys as $key)
                         {
                              $this->data['items'][] = $this->registry->create('Item', array($this, $items[$key]));
                         }
                    }
               }
          }
          if (!empty($this->data['items']))
          {
               // If we want to order it by date, check if all items have a date, and then sort it
               if ($this->order_by_date && empty($this->multifeed_objects))
               {
                    if (!isset($this->data['ordered_items']))
                    {
                         $do_sort = true;
                         foreach ($this->data['items'] as $item)
                         {
                              if (!$item->get_date('U'))
                              {
                                   $do_sort = false;
                                   break;
                              }
                         }
                         $item = null;
                         $this->data['ordered_items'] = $this->data['items'];
                         if ($do_sort)
                         {
                              usort($this->data['ordered_items'], array(get_class($this), 'sort_items'));
                         }
                    }
                    $items = $this->data['ordered_items'];
               }
               else
               {
                    $items = $this->data['items'];
               }
               // Slice the data as desired
               if ($end === 0)
               {
                    return array_slice($items, $start);
               }
               else
               {
                    return array_slice($items, $start, $end);
               }
          }
          else
          {
               return array();
          }
     }
     
     public function set_favicon_handler($page = false, $qs = 'i')
     {
          $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
          trigger_error('Favicon handling has been removed, please use your own handling', $level);
          return false;
     }
     
     public function get_favicon()
     {
          $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
          trigger_error('Favicon handling has been removed, please use your own handling', $level);
          if (($url = $this->get_link()) !== null)
          {
               return 'http://g.etfv.co/' . urlencode($url);
          }
          return false;
     }
     
     public function __call($method, $args)
     {
          if (strpos($method, 'subscribe_') === 0)
          {
               $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
               trigger_error('subscribe_*() has been deprecated, implement the callback yourself', $level);
               return '';
          }
          if ($method === 'enable_xml_dump')
          {
               $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_WARNING;
               trigger_error('enable_xml_dump() has been deprecated, use get_raw_data() instead', $level);
               return false;
          }
          $class = get_class($this);
          $trace = debug_backtrace();
          $file = $trace[0]['file'];
          $line = $trace[0]['line'];
          trigger_error("Call to undefined method $class::$method() in $file on line $line", E_USER_ERROR);
     }
     
     public static function sort_items($a, $b)
     {
          return $a->get_date('U') <= $b->get_date('U');
     }
     
     public static function merge_items($urls, $start = 0, $end = 0, $limit = 0)
     {
          if (is_array($urls) && sizeof($urls) > 0)
          {
               $items = array();
               foreach ($urls as $arg)
               {
                    if ($arg instanceof SimplePie)
                    {
                         $items = array_merge($items, $arg->get_items(0, $limit));
                    }
                    else
                    {
                         trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
                    }
               }
               $do_sort = true;
               foreach ($items as $item)
               {
                    if (!$item->get_date('U'))
                    {
                         $do_sort = false;
                         break;
                    }
               }
               $item = null;
               if ($do_sort)
               {
                    usort($items, array(get_class($urls[0]), 'sort_items'));
               }
               if ($end === 0)
               {
                    return array_slice($items, $start);
               }
               else
               {
                    return array_slice($items, $start, $end);
               }
          }
          else
          {
               trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
               return array();
          }
     }
}
class SimplePie_Author
{
     
     var $name;
     
     var $link;
     
     var $email;
     
     public function __construct($name = null, $link = null, $email = null)
     {
          $this->name = $name;
          $this->link = $link;
          $this->email = $email;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_name()
     {
          if ($this->name !== null)
          {
               return $this->name;
          }
          else
          {
               return null;
          }
     }
     
     public function get_link()
     {
          if ($this->link !== null)
          {
               return $this->link;
          }
          else
          {
               return null;
          }
     }
     
     public function get_email()
     {
          if ($this->email !== null)
          {
               return $this->email;
          }
          else
          {
               return null;
          }
     }
}
interface SimplePie_Cache_Base
{
     
     const TYPE_FEED = 'spc';
     
     const TYPE_IMAGE = 'spi';
     
     public function __construct($location, $name, $type);
     
     public function save($data);
     
     public function load();
     
     public function mtime();
     
     public function touch();
     
     public function unlink();
}
abstract class SimplePie_Cache_DB implements SimplePie_Cache_Base
{
     
     protected static function prepare_simplepie_object_for_cache($data)
     {
          $items = $data->get_items();
          $items_by_id = array();
          if (!empty($items))
          {
               foreach ($items as $item)
               {
                    $items_by_id[$item->get_id()] = $item;
               }
               if (count($items_by_id) !== count($items))
               {
                    $items_by_id = array();
                    foreach ($items as $item)
                    {
                         $items_by_id[$item->get_id(true)] = $item;
                    }
               }
               if (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]))
               {
                    $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0];
               }
               elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]))
               {
                    $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0];
               }
               elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]))
               {
                    $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0];
               }
               elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0]))
               {
                    $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0];
               }
               else
               {
                    $channel = null;
               }
               if ($channel !== null)
               {
                    if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']))
                    {
                         unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']);
                    }
                    if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']))
                    {
                         unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']);
                    }
                    if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']))
                    {
                         unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']);
                    }
                    if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']))
                    {
                         unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']);
                    }
                    if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']))
                    {
                         unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']);
                    }
               }
               if (isset($data->data['items']))
               {
                    unset($data->data['items']);
               }
               if (isset($data->data['ordered_items']))
               {
                    unset($data->data['ordered_items']);
               }
          }
          return array(serialize($data->data), $items_by_id);
     }
}
class SimplePie_Cache_File implements SimplePie_Cache_Base
{
     
     protected $location;
     
     protected $filename;
     
     protected $extension;
     
     protected $name;
     
     public function __construct($location, $name, $type)
     {
          $this->location = $location;
          $this->filename = $name;
          $this->extension = $type;
          $this->name = "$this->location/$this->filename.$this->extension";
     }
     
     public function save($data)
     {
          if (file_exists($this->name) && is_writeable($this->name) || file_exists($this->location) && is_writeable($this->location))
          {
               if ($data instanceof SimplePie)
               {
                    $data = $data->data;
               }
               $data = serialize($data);
               return (bool) file_put_contents($this->name, $data);
          }
          return false;
     }
     
     public function load()
     {
          if (file_exists($this->name) && is_readable($this->name))
          {
               return unserialize(file_get_contents($this->name));
          }
          return false;
     }
     
     public function mtime()
     {
          if (file_exists($this->name))
          {
               return filemtime($this->name);
          }
          return false;
     }
     
     public function touch()
     {
          if (file_exists($this->name))
          {
               return touch($this->name);
          }
          return false;
     }
     
     public function unlink()
     {
          if (file_exists($this->name))
          {
               return unlink($this->name);
          }
          return false;
     }
}
class SimplePie_Cache_Memcache implements SimplePie_Cache_Base
{
     
     protected $cache;
     
     protected $options;
     
     protected $name;
     
     public function __construct($location, $name, $type)
     {
          $this->options = array(
               'host' => '127.0.0.1',
               'port' => 11211,
               'extras' => array(
                    'timeout' => 3600, // one hour
                    'prefix' => 'simplepie_',
               ),
          );
          $parsed = SimplePie_Cache::parse_URL($location);
          $this->options['host'] = empty($parsed['host']) ? $this->options['host'] : $parsed['host'];
          $this->options['port'] = empty($parsed['port']) ? $this->options['port'] : $parsed['port'];
          $this->options['extras'] = array_merge($this->options['extras'], $parsed['extras']);
          $this->name = $this->options['extras']['prefix'] . md5("$name:$type");
          $this->cache = new Memcache();
          $this->cache->addServer($this->options['host'], (int) $this->options['port']);
     }
     
     public function save($data)
     {
          if ($data instanceof SimplePie)
          {
               $data = $data->data;
          }
          return $this->cache->set($this->name, serialize($data), MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']);
     }
     
     public function load()
     {
          $data = $this->cache->get($this->name);
          if ($data !== false)
          {
               return unserialize($data);
          }
          return false;
     }
     
     public function mtime()
     {
          $data = $this->cache->get($this->name);
          if ($data !== false)
          {
               // essentially ignore the mtime because Memcache expires on it's own
               return time();
          }
          return false;
     }
     
     public function touch()
     {
          $data = $this->cache->get($this->name);
          if ($data !== false)
          {
               return $this->cache->set($this->name, $data, MEMCACHE_COMPRESSED, (int) $this->duration);
          }
          return false;
     }
     
     public function unlink()
     {
          return $this->cache->delete($this->name, 0);
     }
}
class SimplePie_Cache_MySQL extends SimplePie_Cache_DB
{
     
     protected $mysql;
     
     protected $options;
     
     protected $id;
     
     public function __construct($location, $name, $type)
     {
          $this->options = array(
               'user' => null,
               'pass' => null,
               'host' => '127.0.0.1',
               'port' => '3306',
               'path' => '',
               'extras' => array(
                    'prefix' => '',
               ),
          );
          $this->options = array_merge_recursive($this->options, SimplePie_Cache::parse_URL($location));
          // Path is prefixed with a "/"
          $this->options['dbname'] = substr($this->options['path'], 1);
          try
          {
               $this->mysql = new PDO("mysql:dbname={$this->options['dbname']};host={$this->options['host']};port={$this->options['port']}", $this->options['user'], $this->options['pass'], array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8'));
          }
          catch (PDOException $e)
          {
               $this->mysql = null;
               return;
          }
          $this->id = $name . $type;
          if (!$query = $this->mysql->query('SHOW TABLES'))
          {
               $this->mysql = null;
               return;
          }
          $db = array();
          while ($row = $query->fetchColumn())
          {
               $db[] = $row;
          }
          if (!in_array($this->options['extras']['prefix'] . 'cache_data', $db))
          {
               $query = $this->mysql->exec('CREATE TABLE `' . $this->options['extras']['prefix'] . 'cache_data` (`id` TEXT CHARACTER SET utf8 NOT NULL, `items` SMALLINT NOT NULL DEFAULT 0, `data` BLOB NOT NULL, `mtime` INT UNSIGNED NOT NULL, UNIQUE (`id`(125)))');
               if ($query === false)
               {
                    $this->mysql = null;
               }
          }
          if (!in_array($this->options['extras']['prefix'] . 'items', $db))
          {
               $query = $this->mysql->exec('CREATE TABLE `' . $this->options['extras']['prefix'] . 'items` (`feed_id` TEXT CHARACTER SET utf8 NOT NULL, `id` TEXT CHARACTER SET utf8 NOT NULL, `data` TEXT CHARACTER SET utf8 NOT NULL, `posted` INT UNSIGNED NOT NULL, INDEX `feed_id` (`feed_id`(125)))');
               if ($query === false)
               {
                    $this->mysql = null;
               }
          }
     }
     
     public function save($data)
     {
          if ($this->mysql === null)
          {
               return false;
          }
          if ($data instanceof SimplePie)
          {
               $data = clone $data;
               $prepared = self::prepare_simplepie_object_for_cache($data);
               $query = $this->mysql->prepare('SELECT COUNT(*) FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :feed');
               $query->bindValue(':feed', $this->id);
               if ($query->execute())
               {
                    if ($query->fetchColumn() > 0)
                    {
                         $items = count($prepared[1]);
                         if ($items)
                         {
                              $sql = 'UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `items` = :items, `data` = :data, `mtime` = :time WHERE `id` = :feed';
                              $query = $this->mysql->prepare($sql);
                              $query->bindValue(':items', $items);
                         }
                         else
                         {
                              $sql = 'UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `data` = :data, `mtime` = :time WHERE `id` = :feed';
                              $query = $this->mysql->prepare($sql);
                         }
                         $query->bindValue(':data', $prepared[0]);
                         $query->bindValue(':time', time());
                         $query->bindValue(':feed', $this->id);
                         if (!$query->execute())
                         {
                              return false;
                         }
                    }
                    else
                    {
                         $query = $this->mysql->prepare('INSERT INTO `' . $this->options['extras']['prefix'] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(:feed, :count, :data, :time)');
                         $query->bindValue(':feed', $this->id);
                         $query->bindValue(':count', count($prepared[1]));
                         $query->bindValue(':data', $prepared[0]);
                         $query->bindValue(':time', time());
                         if (!$query->execute())
                         {
                              return false;
                         }
                    }
                    $ids = array_keys($prepared[1]);
                    if (!empty($ids))
                    {
                         foreach ($ids as $id)
                         {
                              $database_ids[] = $this->mysql->quote($id);
                         }
                         $query = $this->mysql->prepare('SELECT `id` FROM `' . $this->options['extras']['prefix'] . 'items` WHERE `id` = ' . implode(' OR `id` = ', $database_ids) . ' AND `feed_id` = :feed');
                         $query->bindValue(':feed', $this->id);
                         if ($query->execute())
                         {
                              $existing_ids = array();
                              while ($row = $query->fetchColumn())
                              {
                                   $existing_ids[] = $row;
                              }
                              $new_ids = array_diff($ids, $existing_ids);
                              foreach ($new_ids as $new_id)
                              {
                                   if (!($date = $prepared[1][$new_id]->get_date('U')))
                                   {
                                        $date = time();
                                   }
                                   $query = $this->mysql->prepare('INSERT INTO `' . $this->options['extras']['prefix'] . 'items` (`feed_id`, `id`, `data`, `posted`) VALUES(:feed, :id, :data, :date)');
                                   $query->bindValue(':feed', $this->id);
                                   $query->bindValue(':id', $new_id);
                                   $query->bindValue(':data', serialize($prepared[1][$new_id]->data));
                                   $query->bindValue(':date', $date);
                                   if (!$query->execute())
                                   {
                                        return false;
                                   }
                              }
                              return true;
                         }
                    }
                    else
                    {
                         return true;
                    }
               }
          }
          else
          {
               $query = $this->mysql->prepare('SELECT `id` FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :feed');
               $query->bindValue(':feed', $this->id);
               if ($query->execute())
               {
                    if ($query->rowCount() > 0)
                    {
                         $query = $this->mysql->prepare('UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `items` = 0, `data` = :data, `mtime` = :time WHERE `id` = :feed');
                         $query->bindValue(':data', serialize($data));
                         $query->bindValue(':time', time());
                         $query->bindValue(':feed', $this->id);
                         if ($this->execute())
                         {
                              return true;
                         }
                    }
                    else
                    {
                         $query = $this->mysql->prepare('INSERT INTO `' . $this->options['extras']['prefix'] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(:id, 0, :data, :time)');
                         $query->bindValue(':id', $this->id);
                         $query->bindValue(':data', serialize($data));
                         $query->bindValue(':time', time());
                         if ($query->execute())
                         {
                              return true;
                         }
                    }
               }
          }
          return false;
     }
     
     public function load()
     {
          if ($this->mysql === null)
          {
               return false;
          }
          $query = $this->mysql->prepare('SELECT `items`, `data` FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :id');
          $query->bindValue(':id', $this->id);
          if ($query->execute() && ($row = $query->fetch()))
          {
               $data = unserialize($row[1]);
               if (isset($this->options['items'][0]))
               {
                    $items = (int) $this->options['items'][0];
               }
               else
               {
                    $items = (int) $row[0];
               }
               if ($items !== 0)
               {
                    if (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]))
                    {
                         $feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0];
                    }
                    elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]))
                    {
                         $feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0];
                    }
                    elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]))
                    {
                         $feed =& $data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0];
                    }
                    elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]))
                    {
                         $feed =& $data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0];
                    }
                    else
                    {
                         $feed = null;
                    }
                    if ($feed !== null)
                    {
                         $sql = 'SELECT `data` FROM `' . $this->options['extras']['prefix'] . 'items` WHERE `feed_id` = :feed ORDER BY `posted` DESC';
                         if ($items > 0)
                         {
                              $sql .= ' LIMIT ' . $items;
                         }
                         $query = $this->mysql->prepare($sql);
                         $query->bindValue(':feed', $this->id);
                         if ($query->execute())
                         {
                              while ($row = $query->fetchColumn())
                              {
                                   $feed['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry'][] = unserialize($row);
                              }
                         }
                         else
                         {
                              return false;
                         }
                    }
               }
               return $data;
          }
          return false;
     }
     
     public function mtime()
     {
          if ($this->mysql === null)
          {
               return false;
          }
          $query = $this->mysql->prepare('SELECT `mtime` FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :id');
          $query->bindValue(':id', $this->id);
          if ($query->execute() && ($time = $query->fetchColumn()))
          {
               return $time;
          }
          else
          {
               return false;
          }
     }
     
     public function touch()
     {
          if ($this->mysql === null)
          {
               return false;
          }
          $query = $this->mysql->prepare('UPDATE `' . $this->options['extras']['prefix'] . 'cache_data` SET `mtime` = :time WHERE `id` = :id');
          $query->bindValue(':time', time());
          $query->bindValue(':id', $this->id);
          if ($query->execute() && $query->rowCount() > 0)
          {
               return true;
          }
          else
          {
               return false;
          }
     }
     
     public function unlink()
     {
          if ($this->mysql === null)
          {
               return false;
          }
          $query = $this->mysql->prepare('DELETE FROM `' . $this->options['extras']['prefix'] . 'cache_data` WHERE `id` = :id');
          $query->bindValue(':id', $this->id);
          $query2 = $this->mysql->prepare('DELETE FROM `' . $this->options['extras']['prefix'] . 'items` WHERE `feed_id` = :id');
          $query2->bindValue(':id', $this->id);
          if ($query->execute() && $query2->execute())
          {
               return true;
          }
          else
          {
               return false;
          }
     }
}
class SimplePie_Cache
{
     
     protected static $handlers = array(
          'mysql' => 'SimplePie_Cache_MySQL',
          'memcache' => 'SimplePie_Cache_Memcache',
     );
     
     private function __construct() { }
     
     public static function get_handler($location, $filename, $extension)
     {
          $type = explode(':', $location, 2);
          $type = $type[0];
          if (!empty(self::$handlers[$type]))
          {
               $class = self::$handlers[$type];
               return new $class($location, $filename, $extension);
          }
          return new SimplePie_Cache_File($location, $filename, $extension);
     }
     
     public function create($location, $filename, $extension)
     {
          trigger_error('Cache::create() has been replaced with Cache::get_handler(). Switch to the registry system to use this.', E_USER_DEPRECATED);
          return self::get_handler($location, $filename, $extension);
     }
     
     public static function register($type, $class)
     {
          self::$handlers[$type] = $class;
     }
     
     public static function parse_URL($url)
     {
          $params = parse_url($url);
          $params['extras'] = array();
          if (isset($params['query']))
          {
               parse_str($params['query'], $params['extras']);
          }
          return $params;
     }
}
class SimplePie_Caption
{
     
     var $type;
     
     var $lang;
     
     var $startTime;
     
     var $endTime;
     
     var $text;
     
     public function __construct($type = null, $lang = null, $startTime = null, $endTime = null, $text = null)
     {
          $this->type = $type;
          $this->lang = $lang;
          $this->startTime = $startTime;
          $this->endTime = $endTime;
          $this->text = $text;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_endtime()
     {
          if ($this->endTime !== null)
          {
               return $this->endTime;
          }
          else
          {
               return null;
          }
     }
     
     public function get_language()
     {
          if ($this->lang !== null)
          {
               return $this->lang;
          }
          else
          {
               return null;
          }
     }
     
     public function get_starttime()
     {
          if ($this->startTime !== null)
          {
               return $this->startTime;
          }
          else
          {
               return null;
          }
     }
     
     public function get_text()
     {
          if ($this->text !== null)
          {
               return $this->text;
          }
          else
          {
               return null;
          }
     }
     
     public function get_type()
     {
          if ($this->type !== null)
          {
               return $this->type;
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_Category
{
     
     var $term;
     
     var $scheme;
     
     var $label;
     
     public function __construct($term = null, $scheme = null, $label = null)
     {
          $this->term = $term;
          $this->scheme = $scheme;
          $this->label = $label;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_term()
     {
          if ($this->term !== null)
          {
               return $this->term;
          }
          else
          {
               return null;
          }
     }
     
     public function get_scheme()
     {
          if ($this->scheme !== null)
          {
               return $this->scheme;
          }
          else
          {
               return null;
          }
     }
     
     public function get_label()
     {
          if ($this->label !== null)
          {
               return $this->label;
          }
          else
          {
               return $this->get_term();
          }
     }
}
class SimplePie_Content_Type_Sniffer
{
     
     var $file;
     
     public function __construct($file)
     {
          $this->file = $file;
     }
     
     public function get_type()
     {
          if (isset($this->file->headers['content-type']))
          {
               if (!isset($this->file->headers['content-encoding'])
                    && ($this->file->headers['content-type'] === 'text/plain'
                         || $this->file->headers['content-type'] === 'text/plain; charset=ISO-8859-1'
                         || $this->file->headers['content-type'] === 'text/plain; charset=iso-8859-1'
                         || $this->file->headers['content-type'] === 'text/plain; charset=UTF-8'))
               {
                    return $this->text_or_binary();
               }
               if (($pos = strpos($this->file->headers['content-type'], ';')) !== false)
               {
                    $official = substr($this->file->headers['content-type'], 0, $pos);
               }
               else
               {
                    $official = $this->file->headers['content-type'];
               }
               $official = trim(strtolower($official));
               if ($official === 'unknown/unknown'
                    || $official === 'application/unknown')
               {
                    return $this->unknown();
               }
               elseif (substr($official, -4) === '+xml'
                    || $official === 'text/xml'
                    || $official === 'application/xml')
               {
                    return $official;
               }
               elseif (substr($official, 0, 6) === 'image/')
               {
                    if ($return = $this->image())
                    {
                         return $return;
                    }
                    else
                    {
                         return $official;
                    }
               }
               elseif ($official === 'text/html')
               {
                    return $this->feed_or_html();
               }
               else
               {
                    return $official;
               }
          }
          else
          {
               return $this->unknown();
          }
     }
     
     public function text_or_binary()
     {
          if (substr($this->file->body, 0, 2) === "\xFE\xFF"
               || substr($this->file->body, 0, 2) === "\xFF\xFE"
               || substr($this->file->body, 0, 4) === "\x00\x00\xFE\xFF"
               || substr($this->file->body, 0, 3) === "\xEF\xBB\xBF")
          {
               return 'text/plain';
          }
          elseif (preg_match('/[\x00-\x08\x0E-\x1A\x1C-\x1F]/', $this->file->body))
          {
               return 'application/octect-stream';
          }
          else
          {
               return 'text/plain';
          }
     }
     
     public function unknown()
     {
          $ws = strspn($this->file->body, "\x09\x0A\x0B\x0C\x0D\x20");
          if (strtolower(substr($this->file->body, $ws, 14)) === '<!doctype html'
               || strtolower(substr($this->file->body, $ws, 5)) === '<html'
               || strtolower(substr($this->file->body, $ws, 7)) === '<script')
          {
               return 'text/html';
          }
          elseif (substr($this->file->body, 0, 5) === '%PDF-')
          {
               return 'application/pdf';
          }
          elseif (substr($this->file->body, 0, 11) === '%!PS-Adobe-')
          {
               return 'application/postscript';
          }
          elseif (substr($this->file->body, 0, 6) === 'GIF87a'
               || substr($this->file->body, 0, 6) === 'GIF89a')
          {
               return 'image/gif';
          }
          elseif (substr($this->file->body, 0, 8) === "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A")
          {
               return 'image/png';
          }
          elseif (substr($this->file->body, 0, 3) === "\xFF\xD8\xFF")
          {
               return 'image/jpeg';
          }
          elseif (substr($this->file->body, 0, 2) === "\x42\x4D")
          {
               return 'image/bmp';
          }
          elseif (substr($this->file->body, 0, 4) === "\x00\x00\x01\x00")
          {
               return 'image/vnd.microsoft.icon';
          }
          else
          {
               return $this->text_or_binary();
          }
     }
     
     public function image()
     {
          if (substr($this->file->body, 0, 6) === 'GIF87a'
               || substr($this->file->body, 0, 6) === 'GIF89a')
          {
               return 'image/gif';
          }
          elseif (substr($this->file->body, 0, 8) === "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A")
          {
               return 'image/png';
          }
          elseif (substr($this->file->body, 0, 3) === "\xFF\xD8\xFF")
          {
               return 'image/jpeg';
          }
          elseif (substr($this->file->body, 0, 2) === "\x42\x4D")
          {
               return 'image/bmp';
          }
          elseif (substr($this->file->body, 0, 4) === "\x00\x00\x01\x00")
          {
               return 'image/vnd.microsoft.icon';
          }
          else
          {
               return false;
          }
     }
     
     public function feed_or_html()
     {
          $len = strlen($this->file->body);
          $pos = strspn($this->file->body, "\x09\x0A\x0D\x20");
          while ($pos < $len)
          {
               switch ($this->file->body[$pos])
               {
                    case "\x09":
                    case "\x0A":
                    case "\x0D":
                    case "\x20":
                         $pos += strspn($this->file->body, "\x09\x0A\x0D\x20", $pos);
                         continue 2;
                    case '<':
                         $pos++;
                         break;
                    default:
                         return 'text/html';
               }
               if (substr($this->file->body, $pos, 3) === '!--')
               {
                    $pos += 3;
                    if ($pos < $len && ($pos = strpos($this->file->body, '-->', $pos)) !== false)
                    {
                         $pos += 3;
                    }
                    else
                    {
                         return 'text/html';
                    }
               }
               elseif (substr($this->file->body, $pos, 1) === '!')
               {
                    if ($pos < $len && ($pos = strpos($this->file->body, '>', $pos)) !== false)
                    {
                         $pos++;
                    }
                    else
                    {
                         return 'text/html';
                    }
               }
               elseif (substr($this->file->body, $pos, 1) === '?')
               {
                    if ($pos < $len && ($pos = strpos($this->file->body, '?>', $pos)) !== false)
                    {
                         $pos += 2;
                    }
                    else
                    {
                         return 'text/html';
                    }
               }
               elseif (substr($this->file->body, $pos, 3) === 'rss'
                    || substr($this->file->body, $pos, 7) === 'rdf:RDF')
               {
                    return 'application/rss+xml';
               }
               elseif (substr($this->file->body, $pos, 4) === 'feed')
               {
                    return 'application/atom+xml';
               }
               else
               {
                    return 'text/html';
               }
          }
          return 'text/html';
     }
}
class SimplePie_Copyright
{
     
     var $url;
     
     var $label;
     
     public function __construct($url = null, $label = null)
     {
          $this->url = $url;
          $this->label = $label;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_url()
     {
          if ($this->url !== null)
          {
               return $this->url;
          }
          else
          {
               return null;
          }
     }
     
     public function get_attribution()
     {
          if ($this->label !== null)
          {
               return $this->label;
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_Core extends SimplePie
{
}
class SimplePie_Credit
{
     
     var $role;
     
     var $scheme;
     
     var $name;
     
     public function __construct($role = null, $scheme = null, $name = null)
     {
          $this->role = $role;
          $this->scheme = $scheme;
          $this->name = $name;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_role()
     {
          if ($this->role !== null)
          {
               return $this->role;
          }
          else
          {
               return null;
          }
     }
     
     public function get_scheme()
     {
          if ($this->scheme !== null)
          {
               return $this->scheme;
          }
          else
          {
               return null;
          }
     }
     
     public function get_name()
     {
          if ($this->name !== null)
          {
               return $this->name;
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_Decode_HTML_Entities
{
     
     var $data = '';
     
     var $consumed = '';
     
     var $position = 0;
     
     public function __construct($data)
     {
          $this->data = $data;
     }
     
     public function parse()
     {
          while (($this->position = strpos($this->data, '&', $this->position)) !== false)
          {
               $this->consume();
               $this->entity();
               $this->consumed = '';
          }
          return $this->data;
     }
     
     public function consume()
     {
          if (isset($this->data[$this->position]))
          {
               $this->consumed .= $this->data[$this->position];
               return $this->data[$this->position++];
          }
          else
          {
               return false;
          }
     }
     
     public function consume_range($chars)
     {
          if ($len = strspn($this->data, $chars, $this->position))
          {
               $data = substr($this->data, $this->position, $len);
               $this->consumed .= $data;
               $this->position += $len;
               return $data;
          }
          else
          {
               return false;
          }
     }
     
     public function unconsume()
     {
          $this->consumed = substr($this->consumed, 0, -1);
          $this->position--;
     }
     
     public function entity()
     {
          switch ($this->consume())
          {
               case "\x09":
               case "\x0A":
               case "\x0B":
               case "\x0B":
               case "\x0C":
               case "\x20":
               case "\x3C":
               case "\x26":
               case false:
                    break;
               case "\x23":
                    switch ($this->consume())
                    {
                         case "\x78":
                         case "\x58":
                              $range = '0123456789ABCDEFabcdef';
                              $hex = true;
                              break;
                         default:
                              $range = '0123456789';
                              $hex = false;
                              $this->unconsume();
                              break;
                    }
                    if ($codepoint = $this->consume_range($range))
                    {
                         static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8");
                         if ($hex)
                         {
                              $codepoint = hexdec($codepoint);
                         }
                         else
                         {
                              $codepoint = intval($codepoint);
                         }
                         if (isset($windows_1252_specials[$codepoint]))
                         {
                              $replacement = $windows_1252_specials[$codepoint];
                         }
                         else
                         {
                              $replacement = SimplePie_Misc::codepoint_to_utf8($codepoint);
                         }
                         if (!in_array($this->consume(), array(';', false), true))
                         {
                              $this->unconsume();
                         }
                         $consumed_length = strlen($this->consumed);
                         $this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length);
                         $this->position += strlen($replacement) - $consumed_length;
                    }
                    break;
               default:
                    static $entities = array(
                         'Aacute' => "\xC3\x81",
                         'aacute' => "\xC3\xA1",
                         'Aacute;' => "\xC3\x81",
                         'aacute;' => "\xC3\xA1",
                         'Acirc' => "\xC3\x82",
                         'acirc' => "\xC3\xA2",
                         'Acirc;' => "\xC3\x82",
                         'acirc;' => "\xC3\xA2",
                         'acute' => "\xC2\xB4",
                         'acute;' => "\xC2\xB4",
                         'AElig' => "\xC3\x86",
                         'aelig' => "\xC3\xA6",
                         'AElig;' => "\xC3\x86",
                         'aelig;' => "\xC3\xA6",
                         'Agrave' => "\xC3\x80",
                         'agrave' => "\xC3\xA0",
                         'Agrave;' => "\xC3\x80",
                         'agrave;' => "\xC3\xA0",
                         'alefsym;' => "\xE2\x84\xB5",
                         'Alpha;' => "\xCE\x91",
                         'alpha;' => "\xCE\xB1",
                         'AMP' => "\x26",
                         'amp' => "\x26",
                         'AMP;' => "\x26",
                         'amp;' => "\x26",
                         'and;' => "\xE2\x88\xA7",
                         'ang;' => "\xE2\x88\xA0",
                         'apos;' => "\x27",
                         'Aring' => "\xC3\x85",
                         'aring' => "\xC3\xA5",
                         'Aring;' => "\xC3\x85",
                         'aring;' => "\xC3\xA5",
                         'asymp;' => "\xE2\x89\x88",
                         'Atilde' => "\xC3\x83",
                         'atilde' => "\xC3\xA3",
                         'Atilde;' => "\xC3\x83",
                         'atilde;' => "\xC3\xA3",
                         'Auml' => "\xC3\x84",
                         'auml' => "\xC3\xA4",
                         'Auml;' => "\xC3\x84",
                         'auml;' => "\xC3\xA4",
                         'bdquo;' => "\xE2\x80\x9E",
                         'Beta;' => "\xCE\x92",
                         'beta;' => "\xCE\xB2",
                         'brvbar' => "\xC2\xA6",
                         'brvbar;' => "\xC2\xA6",
                         'bull;' => "\xE2\x80\xA2",
                         'cap;' => "\xE2\x88\xA9",
                         'Ccedil' => "\xC3\x87",
                         'ccedil' => "\xC3\xA7",
                         'Ccedil;' => "\xC3\x87",
                         'ccedil;' => "\xC3\xA7",
                         'cedil' => "\xC2\xB8",
                         'cedil;' => "\xC2\xB8",
                         'cent' => "\xC2\xA2",
                         'cent;' => "\xC2\xA2",
                         'Chi;' => "\xCE\xA7",
                         'chi;' => "\xCF\x87",
                         'circ;' => "\xCB\x86",
                         'clubs;' => "\xE2\x99\xA3",
                         'cong;' => "\xE2\x89\x85",
                         'COPY' => "\xC2\xA9",
                         'copy' => "\xC2\xA9",
                         'COPY;' => "\xC2\xA9",
                         'copy;' => "\xC2\xA9",
                         'crarr;' => "\xE2\x86\xB5",
                         'cup;' => "\xE2\x88\xAA",
                         'curren' => "\xC2\xA4",
                         'curren;' => "\xC2\xA4",
                         'Dagger;' => "\xE2\x80\xA1",
                         'dagger;' => "\xE2\x80\xA0",
                         'dArr;' => "\xE2\x87\x93",
                         'darr;' => "\xE2\x86\x93",
                         'deg' => "\xC2\xB0",
                         'deg;' => "\xC2\xB0",
                         'Delta;' => "\xCE\x94",
                         'delta;' => "\xCE\xB4",
                         'diams;' => "\xE2\x99\xA6",
                         'divide' => "\xC3\xB7",
                         'divide;' => "\xC3\xB7",
                         'Eacute' => "\xC3\x89",
                         'eacute' => "\xC3\xA9",
                         'Eacute;' => "\xC3\x89",
                         'eacute;' => "\xC3\xA9",
                         'Ecirc' => "\xC3\x8A",
                         'ecirc' => "\xC3\xAA",
                         'Ecirc;' => "\xC3\x8A",
                         'ecirc;' => "\xC3\xAA",
                         'Egrave' => "\xC3\x88",
                         'egrave' => "\xC3\xA8",
                         'Egrave;' => "\xC3\x88",
                         'egrave;' => "\xC3\xA8",
                         'empty;' => "\xE2\x88\x85",
                         'emsp;' => "\xE2\x80\x83",
                         'ensp;' => "\xE2\x80\x82",
                         'Epsilon;' => "\xCE\x95",
                         'epsilon;' => "\xCE\xB5",
                         'equiv;' => "\xE2\x89\xA1",
                         'Eta;' => "\xCE\x97",
                         'eta;' => "\xCE\xB7",
                         'ETH' => "\xC3\x90",
                         'eth' => "\xC3\xB0",
                         'ETH;' => "\xC3\x90",
                         'eth;' => "\xC3\xB0",
                         'Euml' => "\xC3\x8B",
                         'euml' => "\xC3\xAB",
                         'Euml;' => "\xC3\x8B",
                         'euml;' => "\xC3\xAB",
                         'euro;' => "\xE2\x82\xAC",
                         'exist;' => "\xE2\x88\x83",
                         'fnof;' => "\xC6\x92",
                         'forall;' => "\xE2\x88\x80",
                         'frac12' => "\xC2\xBD",
                         'frac12;' => "\xC2\xBD",
                         'frac14' => "\xC2\xBC",
                         'frac14;' => "\xC2\xBC",
                         'frac34' => "\xC2\xBE",
                         'frac34;' => "\xC2\xBE",
                         'frasl;' => "\xE2\x81\x84",
                         'Gamma;' => "\xCE\x93",
                         'gamma;' => "\xCE\xB3",
                         'ge;' => "\xE2\x89\xA5",
                         'GT' => "\x3E",
                         'gt' => "\x3E",
                         'GT;' => "\x3E",
                         'gt;' => "\x3E",
                         'hArr;' => "\xE2\x87\x94",
                         'harr;' => "\xE2\x86\x94",
                         'hearts;' => "\xE2\x99\xA5",
                         'hellip;' => "\xE2\x80\xA6",
                         'Iacute' => "\xC3\x8D",
                         'iacute' => "\xC3\xAD",
                         'Iacute;' => "\xC3\x8D",
                         'iacute;' => "\xC3\xAD",
                         'Icirc' => "\xC3\x8E",
                         'icirc' => "\xC3\xAE",
                         'Icirc;' => "\xC3\x8E",
                         'icirc;' => "\xC3\xAE",
                         'iexcl' => "\xC2\xA1",
                         'iexcl;' => "\xC2\xA1",
                         'Igrave' => "\xC3\x8C",
                         'igrave' => "\xC3\xAC",
                         'Igrave;' => "\xC3\x8C",
                         'igrave;' => "\xC3\xAC",
                         'image;' => "\xE2\x84\x91",
                         'infin;' => "\xE2\x88\x9E",
                         'int;' => "\xE2\x88\xAB",
                         'Iota;' => "\xCE\x99",
                         'iota;' => "\xCE\xB9",
                         'iquest' => "\xC2\xBF",
                         'iquest;' => "\xC2\xBF",
                         'isin;' => "\xE2\x88\x88",
                         'Iuml' => "\xC3\x8F",
                         'iuml' => "\xC3\xAF",
                         'Iuml;' => "\xC3\x8F",
                         'iuml;' => "\xC3\xAF",
                         'Kappa;' => "\xCE\x9A",
                         'kappa;' => "\xCE\xBA",
                         'Lambda;' => "\xCE\x9B",
                         'lambda;' => "\xCE\xBB",
                         'lang;' => "\xE3\x80\x88",
                         'laquo' => "\xC2\xAB",
                         'laquo;' => "\xC2\xAB",
                         'lArr;' => "\xE2\x87\x90",
                         'larr;' => "\xE2\x86\x90",
                         'lceil;' => "\xE2\x8C\x88",
                         'ldquo;' => "\xE2\x80\x9C",
                         'le;' => "\xE2\x89\xA4",
                         'lfloor;' => "\xE2\x8C\x8A",
                         'lowast;' => "\xE2\x88\x97",
                         'loz;' => "\xE2\x97\x8A",
                         'lrm;' => "\xE2\x80\x8E",
                         'lsaquo;' => "\xE2\x80\xB9",
                         'lsquo;' => "\xE2\x80\x98",
                         'LT' => "\x3C",
                         'lt' => "\x3C",
                         'LT;' => "\x3C",
                         'lt;' => "\x3C",
                         'macr' => "\xC2\xAF",
                         'macr;' => "\xC2\xAF",
                         'mdash;' => "\xE2\x80\x94",
                         'micro' => "\xC2\xB5",
                         'micro;' => "\xC2\xB5",
                         'middot' => "\xC2\xB7",
                         'middot;' => "\xC2\xB7",
                         'minus;' => "\xE2\x88\x92",
                         'Mu;' => "\xCE\x9C",
                         'mu;' => "\xCE\xBC",
                         'nabla;' => "\xE2\x88\x87",
                         'nbsp' => "\xC2\xA0",
                         'nbsp;' => "\xC2\xA0",
                         'ndash;' => "\xE2\x80\x93",
                         'ne;' => "\xE2\x89\xA0",
                         'ni;' => "\xE2\x88\x8B",
                         'not' => "\xC2\xAC",
                         'not;' => "\xC2\xAC",
                         'notin;' => "\xE2\x88\x89",
                         'nsub;' => "\xE2\x8A\x84",
                         'Ntilde' => "\xC3\x91",
                         'ntilde' => "\xC3\xB1",
                         'Ntilde;' => "\xC3\x91",
                         'ntilde;' => "\xC3\xB1",
                         'Nu;' => "\xCE\x9D",
                         'nu;' => "\xCE\xBD",
                         'Oacute' => "\xC3\x93",
                         'oacute' => "\xC3\xB3",
                         'Oacute;' => "\xC3\x93",
                         'oacute;' => "\xC3\xB3",
                         'Ocirc' => "\xC3\x94",
                         'ocirc' => "\xC3\xB4",
                         'Ocirc;' => "\xC3\x94",
                         'ocirc;' => "\xC3\xB4",
                         'OElig;' => "\xC5\x92",
                         'oelig;' => "\xC5\x93",
                         'Ograve' => "\xC3\x92",
                         'ograve' => "\xC3\xB2",
                         'Ograve;' => "\xC3\x92",
                         'ograve;' => "\xC3\xB2",
                         'oline;' => "\xE2\x80\xBE",
                         'Omega;' => "\xCE\xA9",
                         'omega;' => "\xCF\x89",
                         'Omicron;' => "\xCE\x9F",
                         'omicron;' => "\xCE\xBF",
                         'oplus;' => "\xE2\x8A\x95",
                         'or;' => "\xE2\x88\xA8",
                         'ordf' => "\xC2\xAA",
                         'ordf;' => "\xC2\xAA",
                         'ordm' => "\xC2\xBA",
                         'ordm;' => "\xC2\xBA",
                         'Oslash' => "\xC3\x98",
                         'oslash' => "\xC3\xB8",
                         'Oslash;' => "\xC3\x98",
                         'oslash;' => "\xC3\xB8",
                         'Otilde' => "\xC3\x95",
                         'otilde' => "\xC3\xB5",
                         'Otilde;' => "\xC3\x95",
                         'otilde;' => "\xC3\xB5",
                         'otimes;' => "\xE2\x8A\x97",
                         'Ouml' => "\xC3\x96",
                         'ouml' => "\xC3\xB6",
                         'Ouml;' => "\xC3\x96",
                         'ouml;' => "\xC3\xB6",
                         'para' => "\xC2\xB6",
                         'para;' => "\xC2\xB6",
                         'part;' => "\xE2\x88\x82",
                         'permil;' => "\xE2\x80\xB0",
                         'perp;' => "\xE2\x8A\xA5",
                         'Phi;' => "\xCE\xA6",
                         'phi;' => "\xCF\x86",
                         'Pi;' => "\xCE\xA0",
                         'pi;' => "\xCF\x80",
                         'piv;' => "\xCF\x96",
                         'plusmn' => "\xC2\xB1",
                         'plusmn;' => "\xC2\xB1",
                         'pound' => "\xC2\xA3",
                         'pound;' => "\xC2\xA3",
                         'Prime;' => "\xE2\x80\xB3",
                         'prime;' => "\xE2\x80\xB2",
                         'prod;' => "\xE2\x88\x8F",
                         'prop;' => "\xE2\x88\x9D",
                         'Psi;' => "\xCE\xA8",
                         'psi;' => "\xCF\x88",
                         'QUOT' => "\x22",
                         'quot' => "\x22",
                         'QUOT;' => "\x22",
                         'quot;' => "\x22",
                         'radic;' => "\xE2\x88\x9A",
                         'rang;' => "\xE3\x80\x89",
                         'raquo' => "\xC2\xBB",
                         'raquo;' => "\xC2\xBB",
                         'rArr;' => "\xE2\x87\x92",
                         'rarr;' => "\xE2\x86\x92",
                         'rceil;' => "\xE2\x8C\x89",
                         'rdquo;' => "\xE2\x80\x9D",
                         'real;' => "\xE2\x84\x9C",
                         'REG' => "\xC2\xAE",
                         'reg' => "\xC2\xAE",
                         'REG;' => "\xC2\xAE",
                         'reg;' => "\xC2\xAE",
                         'rfloor;' => "\xE2\x8C\x8B",
                         'Rho;' => "\xCE\xA1",
                         'rho;' => "\xCF\x81",
                         'rlm;' => "\xE2\x80\x8F",
                         'rsaquo;' => "\xE2\x80\xBA",
                         'rsquo;' => "\xE2\x80\x99",
                         'sbquo;' => "\xE2\x80\x9A",
                         'Scaron;' => "\xC5\xA0",
                         'scaron;' => "\xC5\xA1",
                         'sdot;' => "\xE2\x8B\x85",
                         'sect' => "\xC2\xA7",
                         'sect;' => "\xC2\xA7",
                         'shy' => "\xC2\xAD",
                         'shy;' => "\xC2\xAD",
                         'Sigma;' => "\xCE\xA3",
                         'sigma;' => "\xCF\x83",
                         'sigmaf;' => "\xCF\x82",
                         'sim;' => "\xE2\x88\xBC",
                         'spades;' => "\xE2\x99\xA0",
                         'sub;' => "\xE2\x8A\x82",
                         'sube;' => "\xE2\x8A\x86",
                         'sum;' => "\xE2\x88\x91",
                         'sup;' => "\xE2\x8A\x83",
                         'sup1' => "\xC2\xB9",
                         'sup1;' => "\xC2\xB9",
                         'sup2' => "\xC2\xB2",
                         'sup2;' => "\xC2\xB2",
                         'sup3' => "\xC2\xB3",
                         'sup3;' => "\xC2\xB3",
                         'supe;' => "\xE2\x8A\x87",
                         'szlig' => "\xC3\x9F",
                         'szlig;' => "\xC3\x9F",
                         'Tau;' => "\xCE\xA4",
                         'tau;' => "\xCF\x84",
                         'there4;' => "\xE2\x88\xB4",
                         'Theta;' => "\xCE\x98",
                         'theta;' => "\xCE\xB8",
                         'thetasym;' => "\xCF\x91",
                         'thinsp;' => "\xE2\x80\x89",
                         'THORN' => "\xC3\x9E",
                         'thorn' => "\xC3\xBE",
                         'THORN;' => "\xC3\x9E",
                         'thorn;' => "\xC3\xBE",
                         'tilde;' => "\xCB\x9C",
                         'times' => "\xC3\x97",
                         'times;' => "\xC3\x97",
                         'TRADE;' => "\xE2\x84\xA2",
                         'trade;' => "\xE2\x84\xA2",
                         'Uacute' => "\xC3\x9A",
                         'uacute' => "\xC3\xBA",
                         'Uacute;' => "\xC3\x9A",
                         'uacute;' => "\xC3\xBA",
                         'uArr;' => "\xE2\x87\x91",
                         'uarr;' => "\xE2\x86\x91",
                         'Ucirc' => "\xC3\x9B",
                         'ucirc' => "\xC3\xBB",
                         'Ucirc;' => "\xC3\x9B",
                         'ucirc;' => "\xC3\xBB",
                         'Ugrave' => "\xC3\x99",
                         'ugrave' => "\xC3\xB9",
                         'Ugrave;' => "\xC3\x99",
                         'ugrave;' => "\xC3\xB9",
                         'uml' => "\xC2\xA8",
                         'uml;' => "\xC2\xA8",
                         'upsih;' => "\xCF\x92",
                         'Upsilon;' => "\xCE\xA5",
                         'upsilon;' => "\xCF\x85",
                         'Uuml' => "\xC3\x9C",
                         'uuml' => "\xC3\xBC",
                         'Uuml;' => "\xC3\x9C",
                         'uuml;' => "\xC3\xBC",
                         'weierp;' => "\xE2\x84\x98",
                         'Xi;' => "\xCE\x9E",
                         'xi;' => "\xCE\xBE",
                         'Yacute' => "\xC3\x9D",
                         'yacute' => "\xC3\xBD",
                         'Yacute;' => "\xC3\x9D",
                         'yacute;' => "\xC3\xBD",
                         'yen' => "\xC2\xA5",
                         'yen;' => "\xC2\xA5",
                         'yuml' => "\xC3\xBF",
                         'Yuml;' => "\xC5\xB8",
                         'yuml;' => "\xC3\xBF",
                         'Zeta;' => "\xCE\x96",
                         'zeta;' => "\xCE\xB6",
                         'zwj;' => "\xE2\x80\x8D",
                         'zwnj;' => "\xE2\x80\x8C"
                    );
                    for ($i = 0, $match = null; $i < 9 && $this->consume() !== false; $i++)
                    {
                         $consumed = substr($this->consumed, 1);
                         if (isset($entities[$consumed]))
                         {
                              $match = $consumed;
                         }
                    }
                    if ($match !== null)
                    {
                         $this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1);
                         $this->position += strlen($entities[$match]) - strlen($consumed) - 1;
                    }
                    break;
          }
     }
}
class SimplePie_Enclosure
{
     
     var $bitrate;
     
     var $captions;
     
     var $categories;
     
     var $channels;
     
     var $copyright;
     
     var $credits;
     
     var $description;
     
     var $duration;
     
     var $expression;
     
     var $framerate;
     
     var $handler;
     
     var $hashes;
     
     var $height;
     
     var $javascript;
     
     var $keywords;
     
     var $lang;
     
     var $length;
     
     var $link;
     
     var $medium;
     
     var $player;
     
     var $ratings;
     
     var $restrictions;
     
     var $samplingrate;
     
     var $thumbnails;
     
     var $title;
     
     var $type;
     
     var $width;
     
     public function __construct($link = null, $type = null, $length = null, $javascript = null, $bitrate = null, $captions = null, $categories = null, $channels = null, $copyright = null, $credits = null, $description = null, $duration = null, $expression = null, $framerate = null, $hashes = null, $height = null, $keywords = null, $lang = null, $medium = null, $player = null, $ratings = null, $restrictions = null, $samplingrate = null, $thumbnails = null, $title = null, $width = null)
     {
          $this->bitrate = $bitrate;
          $this->captions = $captions;
          $this->categories = $categories;
          $this->channels = $channels;
          $this->copyright = $copyright;
          $this->credits = $credits;
          $this->description = $description;
          $this->duration = $duration;
          $this->expression = $expression;
          $this->framerate = $framerate;
          $this->hashes = $hashes;
          $this->height = $height;
          $this->keywords = $keywords;
          $this->lang = $lang;
          $this->length = $length;
          $this->link = $link;
          $this->medium = $medium;
          $this->player = $player;
          $this->ratings = $ratings;
          $this->restrictions = $restrictions;
          $this->samplingrate = $samplingrate;
          $this->thumbnails = $thumbnails;
          $this->title = $title;
          $this->type = $type;
          $this->width = $width;
          if (class_exists('idna_convert'))
          {
               $idn = new idna_convert();
               $parsed = SimplePie_Misc::parse_url($link);
               $this->link = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
          }
          $this->handler = $this->get_handler(); // Needs to load last
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_bitrate()
     {
          if ($this->bitrate !== null)
          {
               return $this->bitrate;
          }
          else
          {
               return null;
          }
     }
     
     public function get_caption($key = 0)
     {
          $captions = $this->get_captions();
          if (isset($captions[$key]))
          {
               return $captions[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_captions()
     {
          if ($this->captions !== null)
          {
               return $this->captions;
          }
          else
          {
               return null;
          }
     }
     
     public function get_category($key = 0)
     {
          $categories = $this->get_categories();
          if (isset($categories[$key]))
          {
               return $categories[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_categories()
     {
          if ($this->categories !== null)
          {
               return $this->categories;
          }
          else
          {
               return null;
          }
     }
     
     public function get_channels()
     {
          if ($this->channels !== null)
          {
               return $this->channels;
          }
          else
          {
               return null;
          }
     }
     
     public function get_copyright()
     {
          if ($this->copyright !== null)
          {
               return $this->copyright;
          }
          else
          {
               return null;
          }
     }
     
     public function get_credit($key = 0)
     {
          $credits = $this->get_credits();
          if (isset($credits[$key]))
          {
               return $credits[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_credits()
     {
          if ($this->credits !== null)
          {
               return $this->credits;
          }
          else
          {
               return null;
          }
     }
     
     public function get_description()
     {
          if ($this->description !== null)
          {
               return $this->description;
          }
          else
          {
               return null;
          }
     }
     
     public function get_duration($convert = false)
     {
          if ($this->duration !== null)
          {
               if ($convert)
               {
                    $time = SimplePie_Misc::time_hms($this->duration);
                    return $time;
               }
               else
               {
                    return $this->duration;
               }
          }
          else
          {
               return null;
          }
     }
     
     public function get_expression()
     {
          if ($this->expression !== null)
          {
               return $this->expression;
          }
          else
          {
               return 'full';
          }
     }
     
     public function get_extension()
     {
          if ($this->link !== null)
          {
               $url = SimplePie_Misc::parse_url($this->link);
               if ($url['path'] !== '')
               {
                    return pathinfo($url['path'], PATHINFO_EXTENSION);
               }
          }
          return null;
     }
     
     public function get_framerate()
     {
          if ($this->framerate !== null)
          {
               return $this->framerate;
          }
          else
          {
               return null;
          }
     }
     
     public function get_handler()
     {
          return $this->get_real_type(true);
     }
     
     public function get_hash($key = 0)
     {
          $hashes = $this->get_hashes();
          if (isset($hashes[$key]))
          {
               return $hashes[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_hashes()
     {
          if ($this->hashes !== null)
          {
               return $this->hashes;
          }
          else
          {
               return null;
          }
     }
     
     public function get_height()
     {
          if ($this->height !== null)
          {
               return $this->height;
          }
          else
          {
               return null;
          }
     }
     
     public function get_language()
     {
          if ($this->lang !== null)
          {
               return $this->lang;
          }
          else
          {
               return null;
          }
     }
     
     public function get_keyword($key = 0)
     {
          $keywords = $this->get_keywords();
          if (isset($keywords[$key]))
          {
               return $keywords[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_keywords()
     {
          if ($this->keywords !== null)
          {
               return $this->keywords;
          }
          else
          {
               return null;
          }
     }
     
     public function get_length()
     {
          if ($this->length !== null)
          {
               return $this->length;
          }
          else
          {
               return null;
          }
     }
     
     public function get_link()
     {
          if ($this->link !== null)
          {
               return urldecode($this->link);
          }
          else
          {
               return null;
          }
     }
     
     public function get_medium()
     {
          if ($this->medium !== null)
          {
               return $this->medium;
          }
          else
          {
               return null;
          }
     }
     
     public function get_player()
     {
          if ($this->player !== null)
          {
               return $this->player;
          }
          else
          {
               return null;
          }
     }
     
     public function get_rating($key = 0)
     {
          $ratings = $this->get_ratings();
          if (isset($ratings[$key]))
          {
               return $ratings[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_ratings()
     {
          if ($this->ratings !== null)
          {
               return $this->ratings;
          }
          else
          {
               return null;
          }
     }
     
     public function get_restriction($key = 0)
     {
          $restrictions = $this->get_restrictions();
          if (isset($restrictions[$key]))
          {
               return $restrictions[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_restrictions()
     {
          if ($this->restrictions !== null)
          {
               return $this->restrictions;
          }
          else
          {
               return null;
          }
     }
     
     public function get_sampling_rate()
     {
          if ($this->samplingrate !== null)
          {
               return $this->samplingrate;
          }
          else
          {
               return null;
          }
     }
     
     public function get_size()
     {
          $length = $this->get_length();
          if ($length !== null)
          {
               return round($length/1048576, 2);
          }
          else
          {
               return null;
          }
     }
     
     public function get_thumbnail($key = 0)
     {
          $thumbnails = $this->get_thumbnails();
          if (isset($thumbnails[$key]))
          {
               return $thumbnails[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_thumbnails()
     {
          if ($this->thumbnails !== null)
          {
               return $this->thumbnails;
          }
          else
          {
               return null;
          }
     }
     
     public function get_title()
     {
          if ($this->title !== null)
          {
               return $this->title;
          }
          else
          {
               return null;
          }
     }
     
     public function get_type()
     {
          if ($this->type !== null)
          {
               return $this->type;
          }
          else
          {
               return null;
          }
     }
     
     public function get_width()
     {
          if ($this->width !== null)
          {
               return $this->width;
          }
          else
          {
               return null;
          }
     }
     
     public function native_embed($options='')
     {
          return $this->embed($options, true);
     }
     
     public function embed($options = '', $native = false)
     {
          // Set up defaults
          $audio = '';
          $video = '';
          $alt = '';
          $altclass = '';
          $loop = 'false';
          $width = 'auto';
          $height = 'auto';
          $bgcolor = '#ffffff';
          $mediaplayer = '';
          $widescreen = false;
          $handler = $this->get_handler();
          $type = $this->get_real_type();
          // Process options and reassign values as necessary
          if (is_array($options))
          {
               extract($options);
          }
          else
          {
               $options = explode(',', $options);
               foreach($options as $option)
               {
                    $opt = explode(':', $option, 2);
                    if (isset($opt[0], $opt[1]))
                    {
                         $opt[0] = trim($opt[0]);
                         $opt[1] = trim($opt[1]);
                         switch ($opt[0])
                         {
                              case 'audio':
                                   $audio = $opt[1];
                                   break;
                              case 'video':
                                   $video = $opt[1];
                                   break;
                              case 'alt':
                                   $alt = $opt[1];
                                   break;
                              case 'altclass':
                                   $altclass = $opt[1];
                                   break;
                              case 'loop':
                                   $loop = $opt[1];
                                   break;
                              case 'width':
                                   $width = $opt[1];
                                   break;
                              case 'height':
                                   $height = $opt[1];
                                   break;
                              case 'bgcolor':
                                   $bgcolor = $opt[1];
                                   break;
                              case 'mediaplayer':
                                   $mediaplayer = $opt[1];
                                   break;
                              case 'widescreen':
                                   $widescreen = $opt[1];
                                   break;
                         }
                    }
               }
          }
          $mime = explode('/', $type, 2);
          $mime = $mime[0];
          // Process values for 'auto'
          if ($width === 'auto')
          {
               if ($mime === 'video')
               {
                    if ($height === 'auto')
                    {
                         $width = 480;
                    }
                    elseif ($widescreen)
                    {
                         $width = round((intval($height)/9)*16);
                    }
                    else
                    {
                         $width = round((intval($height)/3)*4);
                    }
               }
               else
               {
                    $width = '100%';
               }
          }
          if ($height === 'auto')
          {
               if ($mime === 'audio')
               {
                    $height = 0;
               }
               elseif ($mime === 'video')
               {
                    if ($width === 'auto')
                    {
                         if ($widescreen)
                         {
                              $height = 270;
                         }
                         else
                         {
                              $height = 360;
                         }
                    }
                    elseif ($widescreen)
                    {
                         $height = round((intval($width)/16)*9);
                    }
                    else
                    {
                         $height = round((intval($width)/4)*3);
                    }
               }
               else
               {
                    $height = 376;
               }
          }
          elseif ($mime === 'audio')
          {
               $height = 0;
          }
          // Set proper placeholder value
          if ($mime === 'audio')
          {
               $placeholder = $audio;
          }
          elseif ($mime === 'video')
          {
               $placeholder = $video;
          }
          $embed = '';
          // Flash
          if ($handler === 'flash')
          {
               if ($native)
               {
                    $embed .= "<embed src=\"" . $this->get_link() . "\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"$type\" quality=\"high\" width=\"$width\" height=\"$height\" bgcolor=\"$bgcolor\" loop=\"$loop\"></embed>";
               }
               else
               {
                    $embed .= "<script type='text/javascript'>embed_flash('$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$loop', '$type');</script>";
               }
          }
          // Flash Media Player file types.
          // Preferred handler for MP3 file types.
          elseif ($handler === 'fmedia' || ($handler === 'mp3' && $mediaplayer !== ''))
          {
               $height += 20;
               if ($native)
               {
                    $embed .= "<embed src=\"$mediaplayer\" pluginspage=\"http://adobe.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" quality=\"high\" width=\"$width\" height=\"$height\" wmode=\"transparent\" flashvars=\"file=" . rawurlencode($this->get_link().'?file_extension=.'.$this->get_extension()) . "&autostart=false&repeat=$loop&showdigits=true&showfsbutton=false\"></embed>";
               }
               else
               {
                    $embed .= "<script type='text/javascript'>embed_flv('$width', '$height', '" . rawurlencode($this->get_link().'?file_extension=.'.$this->get_extension()) . "', '$placeholder', '$loop', '$mediaplayer');</script>";
               }
          }
          // QuickTime 7 file types.  Need to test with QuickTime 6.
          // Only handle MP3's if the Flash Media Player is not present.
          elseif ($handler === 'quicktime' || ($handler === 'mp3' && $mediaplayer === ''))
          {
               $height += 16;
               if ($native)
               {
                    if ($placeholder !== '')
                    {
                         $embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" href=\"" . $this->get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\"></embed>";
                    }
                    else
                    {
                         $embed .= "<embed type=\"$type\" style=\"cursor:hand; cursor:pointer;\" src=\"" . $this->get_link() . "\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\"></embed>";
                    }
               }
               else
               {
                    $embed .= "<script type='text/javascript'>embed_quicktime('$type', '$bgcolor', '$width', '$height', '" . $this->get_link() . "', '$placeholder', '$loop');</script>";
               }
          }
          // Windows Media
          elseif ($handler === 'wmedia')
          {
               $height += 45;
               if ($native)
               {
                    $embed .= "<embed type=\"application/x-mplayer2\" src=\"" . $this->get_link() . "\" autosize=\"1\" width=\"$width\" height=\"$height\" showcontrols=\"1\" showstatusbar=\"0\" showdisplay=\"0\" autostart=\"0\"></embed>";
               }
               else
               {
                    $embed .= "<script type='text/javascript'>embed_wmedia('$width', '$height', '" . $this->get_link() . "');</script>";
               }
          }
          // Everything else
          else $embed .= '<a href="' . $this->get_link() . '" class="' . $altclass . '">' . $alt . '</a>';
          return $embed;
     }
     
     public function get_real_type($find_handler = false)
     {
          // Mime-types by handler.
          $types_flash = array('application/x-shockwave-flash', 'application/futuresplash'); // Flash
          $types_fmedia = array('video/flv', 'video/x-flv','flv-application/octet-stream'); // Flash Media Player
          $types_quicktime = array('audio/3gpp', 'audio/3gpp2', 'audio/aac', 'audio/x-aac', 'audio/aiff', 'audio/x-aiff', 'audio/mid', 'audio/midi', 'audio/x-midi', 'audio/mp4', 'audio/m4a', 'audio/x-m4a', 'audio/wav', 'audio/x-wav', 'video/3gpp', 'video/3gpp2', 'video/m4v', 'video/x-m4v', 'video/mp4', 'video/mpeg', 'video/x-mpeg', 'video/quicktime', 'video/sd-video'); // QuickTime
          $types_wmedia = array('application/asx', 'application/x-mplayer2', 'audio/x-ms-wma', 'audio/x-ms-wax', 'video/x-ms-asf-plugin', 'video/x-ms-asf', 'video/x-ms-wm', 'video/x-ms-wmv', 'video/x-ms-wvx'); // Windows Media
          $types_mp3 = array('audio/mp3', 'audio/x-mp3', 'audio/mpeg', 'audio/x-mpeg'); // MP3
          if ($this->get_type() !== null)
          {
               $type = strtolower($this->type);
          }
          else
          {
               $type = null;
          }
          // If we encounter an unsupported mime-type, check the file extension and guess intelligently.
          if (!in_array($type, array_merge($types_flash, $types_fmedia, $types_quicktime, $types_wmedia, $types_mp3)))
          {
               switch (strtolower($this->get_extension()))
               {
                    // Audio mime-types
                    case 'aac':
                    case 'adts':
                         $type = 'audio/acc';
                         break;
                    case 'aif':
                    case 'aifc':
                    case 'aiff':
                    case 'cdda':
                         $type = 'audio/aiff';
                         break;
                    case 'bwf':
                         $type = 'audio/wav';
                         break;
                    case 'kar':
                    case 'mid':
                    case 'midi':
                    case 'smf':
                         $type = 'audio/midi';
                         break;
                    case 'm4a':
                         $type = 'audio/x-m4a';
                         break;
                    case 'mp3':
                    case 'swa':
                         $type = 'audio/mp3';
                         break;
                    case 'wav':
                         $type = 'audio/wav';
                         break;
                    case 'wax':
                         $type = 'audio/x-ms-wax';
                         break;
                    case 'wma':
                         $type = 'audio/x-ms-wma';
                         break;
                    // Video mime-types
                    case '3gp':
                    case '3gpp':
                         $type = 'video/3gpp';
                         break;
                    case '3g2':
                    case '3gp2':
                         $type = 'video/3gpp2';
                         break;
                    case 'asf':
                         $type = 'video/x-ms-asf';
                         break;
                    case 'flv':
                         $type = 'video/x-flv';
                         break;
                    case 'm1a':
                    case 'm1s':
                    case 'm1v':
                    case 'm15':
                    case 'm75':
                    case 'mp2':
                    case 'mpa':
                    case 'mpeg':
                    case 'mpg':
                    case 'mpm':
                    case 'mpv':
                         $type = 'video/mpeg';
                         break;
                    case 'm4v':
                         $type = 'video/x-m4v';
                         break;
                    case 'mov':
                    case 'qt':
                         $type = 'video/quicktime';
                         break;
                    case 'mp4':
                    case 'mpg4':
                         $type = 'video/mp4';
                         break;
                    case 'sdv':
                         $type = 'video/sd-video';
                         break;
                    case 'wm':
                         $type = 'video/x-ms-wm';
                         break;
                    case 'wmv':
                         $type = 'video/x-ms-wmv';
                         break;
                    case 'wvx':
                         $type = 'video/x-ms-wvx';
                         break;
                    // Flash mime-types
                    case 'spl':
                         $type = 'application/futuresplash';
                         break;
                    case 'swf':
                         $type = 'application/x-shockwave-flash';
                         break;
               }
          }
          if ($find_handler)
          {
               if (in_array($type, $types_flash))
               {
                    return 'flash';
               }
               elseif (in_array($type, $types_fmedia))
               {
                    return 'fmedia';
               }
               elseif (in_array($type, $types_quicktime))
               {
                    return 'quicktime';
               }
               elseif (in_array($type, $types_wmedia))
               {
                    return 'wmedia';
               }
               elseif (in_array($type, $types_mp3))
               {
                    return 'mp3';
               }
               else
               {
                    return null;
               }
          }
          else
          {
               return $type;
          }
     }
}
class SimplePie_Exception extends Exception
{
}
class SimplePie_File
{
     var $url;
     var $useragent;
     var $success = true;
     var $headers = array();
     var $body;
     var $status_code;
     var $redirects = 0;
     var $error;
     var $method = SIMPLEPIE_FILE_SOURCE_NONE;
     public function __construct($url, $timeout = 10, $redirects = 5, $headers = null, $useragent = null, $force_fsockopen = false)
     {
          if (class_exists('idna_convert'))
          {
               $idn = new idna_convert();
               $parsed = SimplePie_Misc::parse_url($url);
               $url = SimplePie_Misc::compress_parse_url($parsed['scheme'], $idn->encode($parsed['authority']), $parsed['path'], $parsed['query'], $parsed['fragment']);
          }
          $this->url = $url;
          $this->useragent = $useragent;
          if (preg_match('/^http(s)?:\/\//i', $url))
          {
               if ($useragent === null)
               {
                    $useragent = ini_get('user_agent');
                    $this->useragent = $useragent;
               }
               if (!is_array($headers))
               {
                    $headers = array();
               }
               if (!$force_fsockopen && function_exists('curl_exec'))
               {
                    $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_CURL;
                    $fp = curl_init();
                    $headers2 = array();
                    foreach ($headers as $key => $value)
                    {
                         $headers2[] = "$key: $value";
                    }
                    if (version_compare(SimplePie_Misc::get_curl_version(), '7.10.5', '>='))
                    {
                         curl_setopt($fp, CURLOPT_ENCODING, '');
                    }
                    curl_setopt($fp, CURLOPT_URL, $url);
                    curl_setopt($fp, CURLOPT_HEADER, 1);
                    curl_setopt($fp, CURLOPT_RETURNTRANSFER, 1);
                    curl_setopt($fp, CURLOPT_TIMEOUT, $timeout);
                    curl_setopt($fp, CURLOPT_CONNECTTIMEOUT, $timeout);
                    curl_setopt($fp, CURLOPT_REFERER, $url);
                    curl_setopt($fp, CURLOPT_USERAGENT, $useragent);
                    curl_setopt($fp, CURLOPT_HTTPHEADER, $headers2);
                    if (!ini_get('open_basedir') && !ini_get('safe_mode') && version_compare(SimplePie_Misc::get_curl_version(), '7.15.2', '>='))
                    {
                         curl_setopt($fp, CURLOPT_FOLLOWLOCATION, 1);
                         curl_setopt($fp, CURLOPT_MAXREDIRS, $redirects);
                    }
                    $this->headers = curl_exec($fp);
                    if (curl_errno($fp) === 23 || curl_errno($fp) === 61)
                    {
                         curl_setopt($fp, CURLOPT_ENCODING, 'none');
                         $this->headers = curl_exec($fp);
                    }
                    if (curl_errno($fp))
                    {
                         $this->error = 'cURL error ' . curl_errno($fp) . ': ' . curl_error($fp);
                         $this->success = false;
                    }
                    else
                    {
                         $info = curl_getinfo($fp);
                         curl_close($fp);
                         $this->headers = explode("\r\n\r\n", $this->headers, $info['redirect_count'] + 1);
                         $this->headers = array_pop($this->headers);
                         $parser = new SimplePie_HTTP_Parser($this->headers);
                         if ($parser->parse())
                         {
                              $this->headers = $parser->headers;
                              $this->body = $parser->body;
                              $this->status_code = $parser->status_code;
                              if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
                              {
                                   $this->redirects++;
                                   $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
                                   return $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
                              }
                         }
                    }
               }
               else
               {
                    $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN;
                    $url_parts = parse_url($url);
                    $socket_host = $url_parts['host'];
                    if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https')
                    {
                         $socket_host = "ssl://$url_parts[host]";
                         $url_parts['port'] = 443;
                    }
                    if (!isset($url_parts['port']))
                    {
                         $url_parts['port'] = 80;
                    }
                    $fp = @fsockopen($socket_host, $url_parts['port'], $errno, $errstr, $timeout);
                    if (!$fp)
                    {
                         $this->error = 'fsockopen error: ' . $errstr;
                         $this->success = false;
                    }
                    else
                    {
                         stream_set_timeout($fp, $timeout);
                         if (isset($url_parts['path']))
                         {
                              if (isset($url_parts['query']))
                              {
                                   $get = "$url_parts[path]?$url_parts[query]";
                              }
                              else
                              {
                                   $get = $url_parts['path'];
                              }
                         }
                         else
                         {
                              $get = '/';
                         }
                         $out = "GET $get HTTP/1.1\r\n";
                         $out .= "Host: $url_parts[host]\r\n";
                         $out .= "User-Agent: $useragent\r\n";
                         if (extension_loaded('zlib'))
                         {
                              $out .= "Accept-Encoding: x-gzip,gzip,deflate\r\n";
                         }
                         if (isset($url_parts['user']) && isset($url_parts['pass']))
                         {
                              $out .= "Authorization: Basic " . base64_encode("$url_parts[user]:$url_parts[pass]") . "\r\n";
                         }
                         foreach ($headers as $key => $value)
                         {
                              $out .= "$key: $value\r\n";
                         }
                         $out .= "Connection: Close\r\n\r\n";
                         fwrite($fp, $out);
                         $info = stream_get_meta_data($fp);
                         $this->headers = '';
                         while (!$info['eof'] && !$info['timed_out'])
                         {
                              $this->headers .= fread($fp, 1160);
                              $info = stream_get_meta_data($fp);
                         }
                         if (!$info['timed_out'])
                         {
                              $parser = new SimplePie_HTTP_Parser($this->headers);
                              if ($parser->parse())
                              {
                                   $this->headers = $parser->headers;
                                   $this->body = $parser->body;
                                   $this->status_code = $parser->status_code;
                                   if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects)
                                   {
                                        $this->redirects++;
                                        $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url);
                                        return $this->__construct($location, $timeout, $redirects, $headers, $useragent, $force_fsockopen);
                                   }
                                   if (isset($this->headers['content-encoding']))
                                   {
                                        // Hey, we act dumb elsewhere, so let's do that here too
                                        switch (strtolower(trim($this->headers['content-encoding'], "\x09\x0A\x0D\x20")))
                                        {
                                             case 'gzip':
                                             case 'x-gzip':
                                                  $decoder = new SimplePie_gzdecode($this->body);
                                                  if (!$decoder->parse())
                                                  {
                                                       $this->error = 'Unable to decode HTTP "gzip" stream';
                                                       $this->success = false;
                                                  }
                                                  else
                                                  {
                                                       $this->body = $decoder->data;
                                                  }
                                                  break;
                                             case 'deflate':
                                                  if (($decompressed = gzinflate($this->body)) !== false)
                                                  {
                                                       $this->body = $decompressed;
                                                  }
                                                  else if (($decompressed = gzuncompress($this->body)) !== false)
                                                  {
                                                       $this->body = $decompressed;
                                                  }
                                                  else if (function_exists('gzdecode') && ($decompressed = gzdecode($this->body)) !== false)
                                                  {
                                                       $this->body = $decompressed;
                                                  }
                                                  else
                                                  {
                                                       $this->error = 'Unable to decode HTTP "deflate" stream';
                                                       $this->success = false;
                                                  }
                                                  break;
                                             default:
                                                  $this->error = 'Unknown content coding';
                                                  $this->success = false;
                                        }
                                   }
                              }
                         }
                         else
                         {
                              $this->error = 'fsocket timed out';
                              $this->success = false;
                         }
                         fclose($fp);
                    }
               }
          }
          else
          {
               $this->method = SIMPLEPIE_FILE_SOURCE_LOCAL | SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS;
               if (!$this->body = file_get_contents($url))
               {
                    $this->error = 'file_get_contents could not read the file';
                    $this->success = false;
               }
          }
     }
}
class SimplePie_gzdecode
{
     
     var $compressed_data;
     
     var $compressed_size;
     
     var $min_compressed_size = 18;
     
     var $position = 0;
     
     var $flags;
     
     var $data;
     
     var $MTIME;
     
     var $XFL;
     
     var $OS;
     
     var $SI1;
     
     var $SI2;
     
     var $extra_field;
     
     var $filename;
     
     var $comment;
     
     public function __set($name, $value)
     {
          trigger_error("Cannot write property $name", E_USER_ERROR);
     }
     
     public function __construct($data)
     {
          $this->compressed_data = $data;
          $this->compressed_size = strlen($data);
     }
     
     public function parse()
     {
          if ($this->compressed_size >= $this->min_compressed_size)
          {
               // Check ID1, ID2, and CM
               if (substr($this->compressed_data, 0, 3) !== "\x1F\x8B\x08")
               {
                    return false;
               }
               // Get the FLG (FLaGs)
               $this->flags = ord($this->compressed_data[3]);
               // FLG bits above (1 << 4) are reserved
               if ($this->flags > 0x1F)
               {
                    return false;
               }
               // Advance the pointer after the above
               $this->position += 4;
               // MTIME
               $mtime = substr($this->compressed_data, $this->position, 4);
               // Reverse the string if we're on a big-endian arch because l is the only signed long and is machine endianness
               if (current(unpack('S', "\x00\x01")) === 1)
               {
                    $mtime = strrev($mtime);
               }
               $this->MTIME = current(unpack('l', $mtime));
               $this->position += 4;
               // Get the XFL (eXtra FLags)
               $this->XFL = ord($this->compressed_data[$this->position++]);
               // Get the OS (Operating System)
               $this->OS = ord($this->compressed_data[$this->position++]);
               // Parse the FEXTRA
               if ($this->flags & 4)
               {
                    // Read subfield IDs
                    $this->SI1 = $this->compressed_data[$this->position++];
                    $this->SI2 = $this->compressed_data[$this->position++];
                    // SI2 set to zero is reserved for future use
                    if ($this->SI2 === "\x00")
                    {
                         return false;
                    }
                    // Get the length of the extra field
                    $len = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
                    $this->position += 2;
                    // Check the length of the string is still valid
                    $this->min_compressed_size += $len + 4;
                    if ($this->compressed_size >= $this->min_compressed_size)
                    {
                         // Set the extra field to the given data
                         $this->extra_field = substr($this->compressed_data, $this->position, $len);
                         $this->position += $len;
                    }
                    else
                    {
                         return false;
                    }
               }
               // Parse the FNAME
               if ($this->flags & 8)
               {
                    // Get the length of the filename
                    $len = strcspn($this->compressed_data, "\x00", $this->position);
                    // Check the length of the string is still valid
                    $this->min_compressed_size += $len + 1;
                    if ($this->compressed_size >= $this->min_compressed_size)
                    {
                         // Set the original filename to the given string
                         $this->filename = substr($this->compressed_data, $this->position, $len);
                         $this->position += $len + 1;
                    }
                    else
                    {
                         return false;
                    }
               }
               // Parse the FCOMMENT
               if ($this->flags & 16)
               {
                    // Get the length of the comment
                    $len = strcspn($this->compressed_data, "\x00", $this->position);
                    // Check the length of the string is still valid
                    $this->min_compressed_size += $len + 1;
                    if ($this->compressed_size >= $this->min_compressed_size)
                    {
                         // Set the original comment to the given string
                         $this->comment = substr($this->compressed_data, $this->position, $len);
                         $this->position += $len + 1;
                    }
                    else
                    {
                         return false;
                    }
               }
               // Parse the FHCRC
               if ($this->flags & 2)
               {
                    // Check the length of the string is still valid
                    $this->min_compressed_size += $len + 2;
                    if ($this->compressed_size >= $this->min_compressed_size)
                    {
                         // Read the CRC
                         $crc = current(unpack('v', substr($this->compressed_data, $this->position, 2)));
                         // Check the CRC matches
                         if ((crc32(substr($this->compressed_data, 0, $this->position)) & 0xFFFF) === $crc)
                         {
                              $this->position += 2;
                         }
                         else
                         {
                              return false;
                         }
                    }
                    else
                    {
                         return false;
                    }
               }
               // Decompress the actual data
               if (($this->data = gzinflate(substr($this->compressed_data, $this->position, -8))) === false)
               {
                    return false;
               }
               else
               {
                    $this->position = $this->compressed_size - 8;
               }
               // Check CRC of data
               $crc = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
               $this->position += 4;
               /*if (extension_loaded('hash') && sprintf('%u', current(unpack('V', hash('crc32b', $this->data)))) !== sprintf('%u', $crc))
               {
                    return false;
               }*/
               // Check ISIZE of data
               $isize = current(unpack('V', substr($this->compressed_data, $this->position, 4)));
               $this->position += 4;
               if (sprintf('%u', strlen($this->data) & 0xFFFFFFFF) !== sprintf('%u', $isize))
               {
                    return false;
               }
               // Wow, against all odds, we've actually got a valid gzip string
               return true;
          }
          else
          {
               return false;
          }
     }
}
class SimplePie_HTTP_Parser
{
     
     public $http_version = 0.0;
     
     public $status_code = 0;
     
     public $reason = '';
     
     public $headers = array();
     
     public $body = '';
     
     protected $state = 'http_version';
     
     protected $data = '';
     
     protected $data_length = 0;
     
     protected $position = 0;
     
     protected $name = '';
     
     protected $value = '';
     
     public function __construct($data)
     {
          $this->data = $data;
          $this->data_length = strlen($this->data);
     }
     
     public function parse()
     {
          while ($this->state && $this->state !== 'emit' && $this->has_data())
          {
               $state = $this->state;
               $this->$state();
          }
          $this->data = '';
          if ($this->state === 'emit' || $this->state === 'body')
          {
               return true;
          }
          else
          {
               $this->http_version = '';
               $this->status_code = '';
               $this->reason = '';
               $this->headers = array();
               $this->body = '';
               return false;
          }
     }
     
     protected function has_data()
     {
          return (bool) ($this->position < $this->data_length);
     }
     
     protected function is_linear_whitespace()
     {
          return (bool) ($this->data[$this->position] === "\x09"
               || $this->data[$this->position] === "\x20"
               || ($this->data[$this->position] === "\x0A"
                    && isset($this->data[$this->position + 1])
                    && ($this->data[$this->position + 1] === "\x09" || $this->data[$this->position + 1] === "\x20")));
     }
     
     protected function http_version()
     {
          if (strpos($this->data, "\x0A") !== false && strtoupper(substr($this->data, 0, 5)) === 'HTTP/')
          {
               $len = strspn($this->data, '0123456789.', 5);
               $this->http_version = substr($this->data, 5, $len);
               $this->position += 5 + $len;
               if (substr_count($this->http_version, '.') <= 1)
               {
                    $this->http_version = (float) $this->http_version;
                    $this->position += strspn($this->data, "\x09\x20", $this->position);
                    $this->state = 'status';
               }
               else
               {
                    $this->state = false;
               }
          }
          else
          {
               $this->state = false;
          }
     }
     
     protected function status()
     {
          if ($len = strspn($this->data, '0123456789', $this->position))
          {
               $this->status_code = (int) substr($this->data, $this->position, $len);
               $this->position += $len;
               $this->state = 'reason';
          }
          else
          {
               $this->state = false;
          }
     }
     
     protected function reason()
     {
          $len = strcspn($this->data, "\x0A", $this->position);
          $this->reason = trim(substr($this->data, $this->position, $len), "\x09\x0D\x20");
          $this->position += $len + 1;
          $this->state = 'new_line';
     }
     
     protected function new_line()
     {
          $this->value = trim($this->value, "\x0D\x20");
          if ($this->name !== '' && $this->value !== '')
          {
               $this->name = strtolower($this->name);
               // We should only use the last Content-Type header. c.f. issue #1
               if (isset($this->headers[$this->name]) && $this->name !== 'content-type')
               {
                    $this->headers[$this->name] .= ', ' . $this->value;
               }
               else
               {
                    $this->headers[$this->name] = $this->value;
               }
          }
          $this->name = '';
          $this->value = '';
          if (substr($this->data[$this->position], 0, 2) === "\x0D\x0A")
          {
               $this->position += 2;
               $this->state = 'body';
          }
          elseif ($this->data[$this->position] === "\x0A")
          {
               $this->position++;
               $this->state = 'body';
          }
          else
          {
               $this->state = 'name';
          }
     }
     
     protected function name()
     {
          $len = strcspn($this->data, "\x0A:", $this->position);
          if (isset($this->data[$this->position + $len]))
          {
               if ($this->data[$this->position + $len] === "\x0A")
               {
                    $this->position += $len;
                    $this->state = 'new_line';
               }
               else
               {
                    $this->name = substr($this->data, $this->position, $len);
                    $this->position += $len + 1;
                    $this->state = 'value';
               }
          }
          else
          {
               $this->state = false;
          }
     }
     
     protected function linear_whitespace()
     {
          do
          {
               if (substr($this->data, $this->position, 2) === "\x0D\x0A")
               {
                    $this->position += 2;
               }
               elseif ($this->data[$this->position] === "\x0A")
               {
                    $this->position++;
               }
               $this->position += strspn($this->data, "\x09\x20", $this->position);
          } while ($this->has_data() && $this->is_linear_whitespace());
          $this->value .= "\x20";
     }
     
     protected function value()
     {
          if ($this->is_linear_whitespace())
          {
               $this->linear_whitespace();
          }
          else
          {
               switch ($this->data[$this->position])
               {
                    case '"':
                         // Workaround for ETags: we have to include the quotes as
                         // part of the tag.
                         if (strtolower($this->name) === 'etag')
                         {
                              $this->value .= '"';
                              $this->position++;
                              $this->state = 'value_char';
                              break;
                         }
                         $this->position++;
                         $this->state = 'quote';
                         break;
                    case "\x0A":
                         $this->position++;
                         $this->state = 'new_line';
                         break;
                    default:
                         $this->state = 'value_char';
                         break;
               }
          }
     }
     
     protected function value_char()
     {
          $len = strcspn($this->data, "\x09\x20\x0A\"", $this->position);
          $this->value .= substr($this->data, $this->position, $len);
          $this->position += $len;
          $this->state = 'value';
     }
     
     protected function quote()
     {
          if ($this->is_linear_whitespace())
          {
               $this->linear_whitespace();
          }
          else
          {
               switch ($this->data[$this->position])
               {
                    case '"':
                         $this->position++;
                         $this->state = 'value';
                         break;
                    case "\x0A":
                         $this->position++;
                         $this->state = 'new_line';
                         break;
                    case '\\':
                         $this->position++;
                         $this->state = 'quote_escaped';
                         break;
                    default:
                         $this->state = 'quote_char';
                         break;
               }
          }
     }
     
     protected function quote_char()
     {
          $len = strcspn($this->data, "\x09\x20\x0A\"\\", $this->position);
          $this->value .= substr($this->data, $this->position, $len);
          $this->position += $len;
          $this->state = 'value';
     }
     
     protected function quote_escaped()
     {
          $this->value .= $this->data[$this->position];
          $this->position++;
          $this->state = 'quote';
     }
     
     protected function body()
     {
          $this->body = substr($this->data, $this->position);
          if (!empty($this->headers['transfer-encoding']))
          {
               unset($this->headers['transfer-encoding']);
               $this->state = 'chunked';
          }
          else
          {
               $this->state = 'emit';
          }
     }
     
     protected function chunked()
     {
          if (!preg_match('/^([0-9a-f]+)[^\r\n]*\r\n/i', trim($this->body)))
          {
               $this->state = 'emit';
               return;
          }
          $decoded = '';
          $encoded = $this->body;
          while (true)
          {
               $is_chunked = (bool) preg_match( '/^([0-9a-f]+)[^\r\n]*\r\n/i', $encoded, $matches );
               if (!$is_chunked)
               {
                    // Looks like it's not chunked after all
                    $this->state = 'emit';
                    return;
               }
               $length = hexdec(trim($matches[1]));
               if ($length === 0)
               {
                    // Ignore trailer headers
                    $this->state = 'emit';
                    $this->body = $decoded;
                    return;
               }
               $chunk_length = strlen($matches[0]);
               $decoded .= $part = substr($encoded, $chunk_length, $length);
               $encoded = substr($encoded, $chunk_length + $length + 2);
               if (trim($encoded) === '0' || empty($encoded))
               {
                    $this->state = 'emit';
                    $this->body = $decoded;
                    return;
               }
          }
     }
}
class SimplePie_IRI
{
     
     protected $scheme = null;
     
     protected $iuserinfo = null;
     
     protected $ihost = null;
     
     protected $port = null;
     
     protected $ipath = '';
     
     protected $iquery = null;
     
     protected $ifragment = null;
     
     protected $normalization = array(
          'acap' => array(
               'port' => 674
          ),
          'dict' => array(
               'port' => 2628
          ),
          'file' => array(
               'ihost' => 'localhost'
          ),
          'http' => array(
               'port' => 80,
               'ipath' => '/'
          ),
          'https' => array(
               'port' => 443,
               'ipath' => '/'
          ),
     );
     
     public function __toString()
     {
          return $this->get_iri();
     }
     
     public function __set($name, $value)
     {
          if (method_exists($this, 'set_' . $name))
          {
               call_user_func(array($this, 'set_' . $name), $value);
          }
          elseif (
                  $name === 'iauthority'
               || $name === 'iuserinfo'
               || $name === 'ihost'
               || $name === 'ipath'
               || $name === 'iquery'
               || $name === 'ifragment'
          )
          {
               call_user_func(array($this, 'set_' . substr($name, 1)), $value);
          }
     }
     
     public function __get($name)
     {
          // isset() returns false for null, we don't want to do that
          // Also why we use array_key_exists below instead of isset()
          $props = get_object_vars($this);
          if (
               $name === 'iri' ||
               $name === 'uri' ||
               $name === 'iauthority' ||
               $name === 'authority'
          )
          {
               $return = $this->{"get_$name"}();
          }
          elseif (array_key_exists($name, $props))
          {
               $return = $this->$name;
          }
          // host -> ihost
          elseif (($prop = 'i' . $name) && array_key_exists($prop, $props))
          {
               $name = $prop;
               $return = $this->$prop;
          }
          // ischeme -> scheme
          elseif (($prop = substr($name, 1)) && array_key_exists($prop, $props))
          {
               $name = $prop;
               $return = $this->$prop;
          }
          else
          {
               trigger_error('Undefined property: ' . get_class($this) . '::' . $name, E_USER_NOTICE);
               $return = null;
          }
          if ($return === null && isset($this->normalization[$this->scheme][$name]))
          {
               return $this->normalization[$this->scheme][$name];
          }
          else
          {
               return $return;
          }
     }
     
     public function __isset($name)
     {
          if (method_exists($this, 'get_' . $name) || isset($this->$name))
          {
               return true;
          }
          else
          {
               return false;
          }
     }
     
     public function __unset($name)
     {
          if (method_exists($this, 'set_' . $name))
          {
               call_user_func(array($this, 'set_' . $name), '');
          }
     }
     
     public function __construct($iri = null)
     {
          $this->set_iri($iri);
     }
     
     public static function absolutize($base, $relative)
     {
          if (!($relative instanceof SimplePie_IRI))
          {
               $relative = new SimplePie_IRI($relative);
          }
          if (!$relative->is_valid())
          {
               return false;
          }
          elseif ($relative->scheme !== null)
          {
               return clone $relative;
          }
          else
          {
               if (!($base instanceof SimplePie_IRI))
               {
                    $base = new SimplePie_IRI($base);
               }
               if ($base->scheme !== null && $base->is_valid())
               {
                    if ($relative->get_iri() !== '')
                    {
                         if ($relative->iuserinfo !== null || $relative->ihost !== null || $relative->port !== null)
                         {
                              $target = clone $relative;
                              $target->scheme = $base->scheme;
                         }
                         else
                         {
                              $target = new SimplePie_IRI;
                              $target->scheme = $base->scheme;
                              $target->iuserinfo = $base->iuserinfo;
                              $target->ihost = $base->ihost;
                              $target->port = $base->port;
                              if ($relative->ipath !== '')
                              {
                                   if ($relative->ipath[0] === '/')
                                   {
                                        $target->ipath = $relative->ipath;
                                   }
                                   elseif (($base->iuserinfo !== null || $base->ihost !== null || $base->port !== null) && $base->ipath === '')
                                   {
                                        $target->ipath = '/' . $relative->ipath;
                                   }
                                   elseif (($last_segment = strrpos($base->ipath, '/')) !== false)
                                   {
                                        $target->ipath = substr($base->ipath, 0, $last_segment + 1) . $relative->ipath;
                                   }
                                   else
                                   {
                                        $target->ipath = $relative->ipath;
                                   }
                                   $target->ipath = $target->remove_dot_segments($target->ipath);
                                   $target->iquery = $relative->iquery;
                              }
                              else
                              {
                                   $target->ipath = $base->ipath;
                                   if ($relative->iquery !== null)
                                   {
                                        $target->iquery = $relative->iquery;
                                   }
                                   elseif ($base->iquery !== null)
                                   {
                                        $target->iquery = $base->iquery;
                                   }
                              }
                              $target->ifragment = $relative->ifragment;
                         }
                    }
                    else
                    {
                         $target = clone $base;
                         $target->ifragment = null;
                    }
                    $target->scheme_normalization();
                    return $target;
               }
               else
               {
                    return false;
               }
          }
     }
     
     protected function parse_iri($iri)
     {
          $iri = trim($iri, "\x20\x09\x0A\x0C\x0D");
          if (preg_match('/^((?P<scheme>[^:\/?#]+):)?(\/\/(?P<authority>[^\/?#]*))?(?P<path>[^?#]*)(\?(?P<query>[^#]*))?(#(?P<fragment>.*))?$/', $iri, $match))
          {
               if ($match[1] === '')
               {
                    $match['scheme'] = null;
               }
               if (!isset($match[3]) || $match[3] === '')
               {
                    $match['authority'] = null;
               }
               if (!isset($match[5]))
               {
                    $match['path'] = '';
               }
               if (!isset($match[6]) || $match[6] === '')
               {
                    $match['query'] = null;
               }
               if (!isset($match[8]) || $match[8] === '')
               {
                    $match['fragment'] = null;
               }
               return $match;
          }
          else
          {
               // This can occur when a paragraph is accidentally parsed as a URI
               return false;
          }
     }
     
     protected function remove_dot_segments($input)
     {
          $output = '';
          while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..')
          {
               // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise,
               if (strpos($input, '../') === 0)
               {
                    $input = substr($input, 3);
               }
               elseif (strpos($input, './') === 0)
               {
                    $input = substr($input, 2);
               }
               // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise,
               elseif (strpos($input, '/./') === 0)
               {
                    $input = substr($input, 2);
               }
               elseif ($input === '/.')
               {
                    $input = '/';
               }
               // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise,
               elseif (strpos($input, '/../') === 0)
               {
                    $input = substr($input, 3);
                    $output = substr_replace($output, '', strrpos($output, '/'));
               }
               elseif ($input === '/..')
               {
                    $input = '/';
                    $output = substr_replace($output, '', strrpos($output, '/'));
               }
               // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise,
               elseif ($input === '.' || $input === '..')
               {
                    $input = '';
               }
               // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer
               elseif (($pos = strpos($input, '/', 1)) !== false)
               {
                    $output .= substr($input, 0, $pos);
                    $input = substr_replace($input, '', 0, $pos);
               }
               else
               {
                    $output .= $input;
                    $input = '';
               }
          }
          return $output . $input;
     }
     
     protected function replace_invalid_with_pct_encoding($string, $extra_chars, $iprivate = false)
     {
          // Normalize as many pct-encoded sections as possible
          $string = preg_replace_callback('/(?:%[A-Fa-f0-9]{2})+/', array($this, 'remove_iunreserved_percent_encoded'), $string);
          // Replace invalid percent characters
          $string = preg_replace('/%(?![A-Fa-f0-9]{2})/', '%25', $string);
          // Add unreserved and % to $extra_chars (the latter is safe because all
          // pct-encoded sections are now valid).
          $extra_chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~%';
          // Now replace any bytes that aren't allowed with their pct-encoded versions
          $position = 0;
          $strlen = strlen($string);
          while (($position += strspn($string, $extra_chars, $position)) < $strlen)
          {
               $value = ord($string[$position]);
               // Start position
               $start = $position;
               // By default we are valid
               $valid = true;
               // No one byte sequences are valid due to the while.
               // Two byte sequence:
               if (($value & 0xE0) === 0xC0)
               {
                    $character = ($value & 0x1F) << 6;
                    $length = 2;
                    $remaining = 1;
               }
               // Three byte sequence:
               elseif (($value & 0xF0) === 0xE0)
               {
                    $character = ($value & 0x0F) << 12;
                    $length = 3;
                    $remaining = 2;
               }
               // Four byte sequence:
               elseif (($value & 0xF8) === 0xF0)
               {
                    $character = ($value & 0x07) << 18;
                    $length = 4;
                    $remaining = 3;
               }
               // Invalid byte:
               else
               {
                    $valid = false;
                    $length = 1;
                    $remaining = 0;
               }
               if ($remaining)
               {
                    if ($position + $length <= $strlen)
                    {
                         for ($position++; $remaining; $position++)
                         {
                              $value = ord($string[$position]);
                              // Check that the byte is valid, then add it to the character:
                              if (($value & 0xC0) === 0x80)
                              {
                                   $character |= ($value & 0x3F) << (--$remaining * 6);
                              }
                              // If it is invalid, count the sequence as invalid and reprocess the current byte:
                              else
                              {
                                   $valid = false;
                                   $position--;
                                   break;
                              }
                         }
                    }
                    else
                    {
                         $position = $strlen - 1;
                         $valid = false;
                    }
               }
               // Percent encode anything invalid or not in ucschar
               if (
                    // Invalid sequences
                    !$valid
                    // Non-shortest form sequences are invalid
                    || $length > 1 && $character <= 0x7F
                    || $length > 2 && $character <= 0x7FF
                    || $length > 3 && $character <= 0xFFFF
                    // Outside of range of ucschar codepoints
                    // Noncharacters
                    || ($character & 0xFFFE) === 0xFFFE
                    || $character >= 0xFDD0 && $character <= 0xFDEF
                    || (
                         // Everything else not in ucschar
                            $character > 0xD7FF && $character < 0xF900
                         || $character < 0xA0
                         || $character > 0xEFFFD
                    )
                    && (
                         // Everything not in iprivate, if it applies
                            !$iprivate
                         || $character < 0xE000
                         || $character > 0x10FFFD
                    )
               )
               {
                    // If we were a character, pretend we weren't, but rather an error.
                    if ($valid)
                         $position--;
                    for ($j = $start; $j <= $position; $j++)
                    {
                         $string = substr_replace($string, sprintf('%%%02X', ord($string[$j])), $j, 1);
                         $j += 2;
                         $position += 2;
                         $strlen += 2;
                    }
               }
          }
          return $string;
     }
     
     protected function remove_iunreserved_percent_encoded($match)
     {
          // As we just have valid percent encoded sequences we can just explode
          // and ignore the first member of the returned array (an empty string).
          $bytes = explode('%', $match[0]);
          // Initialize the new string (this is what will be returned) and that
          // there are no bytes remaining in the current sequence (unsurprising
          // at the first byte!).
          $string = '';
          $remaining = 0;
          // Loop over each and every byte, and set $value to its value
          for ($i = 1, $len = count($bytes); $i < $len; $i++)
          {
               $value = hexdec($bytes[$i]);
               // If we're the first byte of sequence:
               if (!$remaining)
               {
                    // Start position
                    $start = $i;
                    // By default we are valid
                    $valid = true;
                    // One byte sequence:
                    if ($value <= 0x7F)
                    {
                         $character = $value;
                         $length = 1;
                    }
                    // Two byte sequence:
                    elseif (($value & 0xE0) === 0xC0)
                    {
                         $character = ($value & 0x1F) << 6;
                         $length = 2;
                         $remaining = 1;
                    }
                    // Three byte sequence:
                    elseif (($value & 0xF0) === 0xE0)
                    {
                         $character = ($value & 0x0F) << 12;
                         $length = 3;
                         $remaining = 2;
                    }
                    // Four byte sequence:
                    elseif (($value & 0xF8) === 0xF0)
                    {
                         $character = ($value & 0x07) << 18;
                         $length = 4;
                         $remaining = 3;
                    }
                    // Invalid byte:
                    else
                    {
                         $valid = false;
                         $remaining = 0;
                    }
               }
               // Continuation byte:
               else
               {
                    // Check that the byte is valid, then add it to the character:
                    if (($value & 0xC0) === 0x80)
                    {
                         $remaining--;
                         $character |= ($value & 0x3F) << ($remaining * 6);
                    }
                    // If it is invalid, count the sequence as invalid and reprocess the current byte as the start of a sequence:
                    else
                    {
                         $valid = false;
                         $remaining = 0;
                         $i--;
                    }
               }
               // If we've reached the end of the current byte sequence, append it to Unicode::$data
               if (!$remaining)
               {
                    // Percent encode anything invalid or not in iunreserved
                    if (
                         // Invalid sequences
                         !$valid
                         // Non-shortest form sequences are invalid
                         || $length > 1 && $character <= 0x7F
                         || $length > 2 && $character <= 0x7FF
                         || $length > 3 && $character <= 0xFFFF
                         // Outside of range of iunreserved codepoints
                         || $character < 0x2D
                         || $character > 0xEFFFD
                         // Noncharacters
                         || ($character & 0xFFFE) === 0xFFFE
                         || $character >= 0xFDD0 && $character <= 0xFDEF
                         // Everything else not in iunreserved (this is all BMP)
                         || $character === 0x2F
                         || $character > 0x39 && $character < 0x41
                         || $character > 0x5A && $character < 0x61
                         || $character > 0x7A && $character < 0x7E
                         || $character > 0x7E && $character < 0xA0
                         || $character > 0xD7FF && $character < 0xF900
                    )
                    {
                         for ($j = $start; $j <= $i; $j++)
                         {
                              $string .= '%' . strtoupper($bytes[$j]);
                         }
                    }
                    else
                    {
                         for ($j = $start; $j <= $i; $j++)
                         {
                              $string .= chr(hexdec($bytes[$j]));
                         }
                    }
               }
          }
          // If we have any bytes left over they are invalid (i.e., we are
          // mid-way through a multi-byte sequence)
          if ($remaining)
          {
               for ($j = $start; $j < $len; $j++)
               {
                    $string .= '%' . strtoupper($bytes[$j]);
               }
          }
          return $string;
     }
     protected function scheme_normalization()
     {
          if (isset($this->normalization[$this->scheme]['iuserinfo']) && $this->iuserinfo === $this->normalization[$this->scheme]['iuserinfo'])
          {
               $this->iuserinfo = null;
          }
          if (isset($this->normalization[$this->scheme]['ihost']) && $this->ihost === $this->normalization[$this->scheme]['ihost'])
          {
               $this->ihost = null;
          }
          if (isset($this->normalization[$this->scheme]['port']) && $this->port === $this->normalization[$this->scheme]['port'])
          {
               $this->port = null;
          }
          if (isset($this->normalization[$this->scheme]['ipath']) && $this->ipath === $this->normalization[$this->scheme]['ipath'])
          {
               $this->ipath = '';
          }
          if (isset($this->normalization[$this->scheme]['iquery']) && $this->iquery === $this->normalization[$this->scheme]['iquery'])
          {
               $this->iquery = null;
          }
          if (isset($this->normalization[$this->scheme]['ifragment']) && $this->ifragment === $this->normalization[$this->scheme]['ifragment'])
          {
               $this->ifragment = null;
          }
     }
     
     public function is_valid()
     {
          $isauthority = $this->iuserinfo !== null || $this->ihost !== null || $this->port !== null;
          if ($this->ipath !== '' &&
               (
                    $isauthority && (
                         $this->ipath[0] !== '/' ||
                         substr($this->ipath, 0, 2) === '//'
                    ) ||
                    (
                         $this->scheme === null &&
                         !$isauthority &&
                         strpos($this->ipath, ':') !== false &&
                         (strpos($this->ipath, '/') === false ? true : strpos($this->ipath, ':') < strpos($this->ipath, '/'))
                    )
               )
          )
          {
               return false;
          }
          return true;
     }
     
     public function set_iri($iri)
     {
          static $cache;
          if (!$cache)
          {
               $cache = array();
          }
          if ($iri === null)
          {
               return true;
          }
          elseif (isset($cache[$iri]))
          {
               list($this->scheme,
                     $this->iuserinfo,
                     $this->ihost,
                     $this->port,
                     $this->ipath,
                     $this->iquery,
                     $this->ifragment,
                     $return) = $cache[$iri];
               return $return;
          }
          else
          {
               $parsed = $this->parse_iri((string) $iri);
               if (!$parsed)
               {
                    return false;
               }
               $return = $this->set_scheme($parsed['scheme'])
                    && $this->set_authority($parsed['authority'])
                    && $this->set_path($parsed['path'])
                    && $this->set_query($parsed['query'])
                    && $this->set_fragment($parsed['fragment']);
               $cache[$iri] = array($this->scheme,
                                         $this->iuserinfo,
                                         $this->ihost,
                                         $this->port,
                                         $this->ipath,
                                         $this->iquery,
                                         $this->ifragment,
                                         $return);
               return $return;
          }
     }
     
     public function set_scheme($scheme)
     {
          if ($scheme === null)
          {
               $this->scheme = null;
          }
          elseif (!preg_match('/^[A-Za-z][0-9A-Za-z+\-.]*$/', $scheme))
          {
               $this->scheme = null;
               return false;
          }
          else
          {
               $this->scheme = strtolower($scheme);
          }
          return true;
     }
     
     public function set_authority($authority)
     {
          static $cache;
          if (!$cache)
               $cache = array();
          if ($authority === null)
          {
               $this->iuserinfo = null;
               $this->ihost = null;
               $this->port = null;
               return true;
          }
          elseif (isset($cache[$authority]))
          {
               list($this->iuserinfo,
                     $this->ihost,
                     $this->port,
                     $return) = $cache[$authority];
               return $return;
          }
          else
          {
               $remaining = $authority;
               if (($iuserinfo_end = strrpos($remaining, '@')) !== false)
               {
                    $iuserinfo = substr($remaining, 0, $iuserinfo_end);
                    $remaining = substr($remaining, $iuserinfo_end + 1);
               }
               else
               {
                    $iuserinfo = null;
               }
               if (($port_start = strpos($remaining, ':', strpos($remaining, ']'))) !== false)
               {
                    if (($port = substr($remaining, $port_start + 1)) === false)
                    {
                         $port = null;
                    }
                    $remaining = substr($remaining, 0, $port_start);
               }
               else
               {
                    $port = null;
               }
               $return = $this->set_userinfo($iuserinfo) &&
                           $this->set_host($remaining) &&
                           $this->set_port($port);
               $cache[$authority] = array($this->iuserinfo,
                                                $this->ihost,
                                                $this->port,
                                                $return);
               return $return;
          }
     }
     
     public function set_userinfo($iuserinfo)
     {
          if ($iuserinfo === null)
          {
               $this->iuserinfo = null;
          }
          else
          {
               $this->iuserinfo = $this->replace_invalid_with_pct_encoding($iuserinfo, '!$&\'()*+,;=:');
               $this->scheme_normalization();
          }
          return true;
     }
     
     public function set_host($ihost)
     {
          if ($ihost === null)
          {
               $this->ihost = null;
               return true;
          }
          elseif (substr($ihost, 0, 1) === '[' && substr($ihost, -1) === ']')
          {
               if (SimplePie_Net_IPv6::check_ipv6(substr($ihost, 1, -1)))
               {
                    $this->ihost = '[' . SimplePie_Net_IPv6::compress(substr($ihost, 1, -1)) . ']';
               }
               else
               {
                    $this->ihost = null;
                    return false;
               }
          }
          else
          {
               $ihost = $this->replace_invalid_with_pct_encoding($ihost, '!$&\'()*+,;=');
               // Lowercase, but ignore pct-encoded sections (as they should
               // remain uppercase). This must be done after the previous step
               // as that can add unescaped characters.
               $position = 0;
               $strlen = strlen($ihost);
               while (($position += strcspn($ihost, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ%', $position)) < $strlen)
               {
                    if ($ihost[$position] === '%')
                    {
                         $position += 3;
                    }
                    else
                    {
                         $ihost[$position] = strtolower($ihost[$position]);
                         $position++;
                    }
               }
               $this->ihost = $ihost;
          }
          $this->scheme_normalization();
          return true;
     }
     
     public function set_port($port)
     {
          if ($port === null)
          {
               $this->port = null;
               return true;
          }
          elseif (strspn($port, '0123456789') === strlen($port))
          {
               $this->port = (int) $port;
               $this->scheme_normalization();
               return true;
          }
          else
          {
               $this->port = null;
               return false;
          }
     }
     
     public function set_path($ipath)
     {
          static $cache;
          if (!$cache)
          {
               $cache = array();
          }
          $ipath = (string) $ipath;
          if (isset($cache[$ipath]))
          {
               $this->ipath = $cache[$ipath][(int) ($this->scheme !== null)];
          }
          else
          {
               $valid = $this->replace_invalid_with_pct_encoding($ipath, '!$&\'()*+,;=@:/');
               $removed = $this->remove_dot_segments($valid);
               $cache[$ipath] = array($valid, $removed);
               $this->ipath =  ($this->scheme !== null) ? $removed : $valid;
          }
          $this->scheme_normalization();
          return true;
     }
     
     public function set_query($iquery)
     {
          if ($iquery === null)
          {
               $this->iquery = null;
          }
          else
          {
               $this->iquery = $this->replace_invalid_with_pct_encoding($iquery, '!$&\'()*+,;=:@/?', true);
               $this->scheme_normalization();
          }
          return true;
     }
     
     public function set_fragment($ifragment)
     {
          if ($ifragment === null)
          {
               $this->ifragment = null;
          }
          else
          {
               $this->ifragment = $this->replace_invalid_with_pct_encoding($ifragment, '!$&\'()*+,;=:@/?');
               $this->scheme_normalization();
          }
          return true;
     }
     
     public function to_uri($string)
     {
          static $non_ascii;
          if (!$non_ascii)
          {
               $non_ascii = implode('', range("\x80", "\xFF"));
          }
          $position = 0;
          $strlen = strlen($string);
          while (($position += strcspn($string, $non_ascii, $position)) < $strlen)
          {
               $string = substr_replace($string, sprintf('%%%02X', ord($string[$position])), $position, 1);
               $position += 3;
               $strlen += 2;
          }
          return $string;
     }
     
     public function get_iri()
     {
          if (!$this->is_valid())
          {
               return false;
          }
          $iri = '';
          if ($this->scheme !== null)
          {
               $iri .= $this->scheme . ':';
          }
          if (($iauthority = $this->get_iauthority()) !== null)
          {
               $iri .= '//' . $iauthority;
          }
          if ($this->ipath !== '')
          {
               $iri .= $this->ipath;
          }
          elseif (!empty($this->normalization[$this->scheme]['ipath']) && $iauthority !== null && $iauthority !== '')
          {
               $iri .= $this->normalization[$this->scheme]['ipath'];
          }
          if ($this->iquery !== null)
          {
               $iri .= '?' . $this->iquery;
          }
          if ($this->ifragment !== null)
          {
               $iri .= '#' . $this->ifragment;
          }
          return $iri;
     }
     
     public function get_uri()
     {
          return $this->to_uri($this->get_iri());
     }
     
     protected function get_iauthority()
     {
          if ($this->iuserinfo !== null || $this->ihost !== null || $this->port !== null)
          {
               $iauthority = '';
               if ($this->iuserinfo !== null)
               {
                    $iauthority .= $this->iuserinfo . '@';
               }
               if ($this->ihost !== null)
               {
                    $iauthority .= $this->ihost;
               }
               if ($this->port !== null)
               {
                    $iauthority .= ':' . $this->port;
               }
               return $iauthority;
          }
          else
          {
               return null;
          }
     }
     
     protected function get_authority()
     {
          $iauthority = $this->get_iauthority();
          if (is_string($iauthority))
               return $this->to_uri($iauthority);
          else
               return $iauthority;
     }
}
class SimplePie_Item
{
     
     var $feed;
     
     var $data = array();
     
     protected $registry;
     
     public function __construct($feed, $data)
     {
          $this->feed = $feed;
          $this->data = $data;
     }
     
     public function set_registry(SimplePie_Registry $registry)
     {
          $this->registry = $registry;
     }
     
     public function __toString()
     {
          return md5(serialize($this->data));
     }
     
     public function __destruct()
     {
          if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode'))
          {
               unset($this->feed);
          }
     }
     
     public function get_item_tags($namespace, $tag)
     {
          if (isset($this->data['child'][$namespace][$tag]))
          {
               return $this->data['child'][$namespace][$tag];
          }
          else
          {
               return null;
          }
     }
     
     public function get_base($element = array())
     {
          return $this->feed->get_base($element);
     }
     
     public function sanitize($data, $type, $base = '')
     {
          return $this->feed->sanitize($data, $type, $base);
     }
     
     public function get_feed()
     {
          return $this->feed;
     }
     
     public function get_id($hash = false)
     {
          if (!$hash)
          {
               if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id'))
               {
                    return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id'))
               {
                    return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'))
               {
                    return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'identifier'))
               {
                    return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'identifier'))
               {
                    return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif (isset($this->data['attribs'][SIMPLEPIE_NAMESPACE_RDF]['about']))
               {
                    return $this->sanitize($this->data['attribs'][SIMPLEPIE_NAMESPACE_RDF]['about'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif (($return = $this->get_permalink()) !== null)
               {
                    return $return;
               }
               elseif (($return = $this->get_title()) !== null)
               {
                    return $return;
               }
          }
          if ($this->get_permalink() !== null || $this->get_title() !== null)
          {
               return md5($this->get_permalink() . $this->get_title());
          }
          else
          {
               return md5(serialize($this->data));
          }
     }
     
     public function get_title()
     {
          if (!isset($this->data['title']))
          {
               if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
               {
                    $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               else
               {
                    $this->data['title'] = null;
               }
          }
          return $this->data['title'];
     }
     
     public function get_description($description_only = false)
     {
          if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'summary'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'summary'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML);
          }
          elseif (!$description_only)
          {
               return $this->get_content(true);
          }
          else
          {
               return null;
          }
     }
     
     public function get_content($content_only = false)
     {
          if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'content'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_content_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'content'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT, 'encoded'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          elseif (!$content_only)
          {
               return $this->get_description(true);
          }
          else
          {
               return null;
          }
     }
     
     public function get_category($key = 0)
     {
          $categories = $this->get_categories();
          if (isset($categories[$key]))
          {
               return $categories[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_categories()
     {
          $categories = array();
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
          {
               $term = null;
               $scheme = null;
               $label = null;
               if (isset($category['attribs']['']['term']))
               {
                    $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($category['attribs']['']['scheme']))
               {
                    $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($category['attribs']['']['label']))
               {
                    $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
          {
               // This is really the label, but keep this as the term also for BC.
               // Label will also work on retrieving because that falls back to term.
               $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               if (isset($category['attribs']['']['domain']))
               {
                    $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               else
               {
                    $scheme = null;
               }
               $categories[] = $this->registry->create('Category', array($term, $scheme, null));
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
          {
               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
          {
               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          if (!empty($categories))
          {
               return array_unique($categories);
          }
          else
          {
               return null;
          }
     }
     
     public function get_author($key = 0)
     {
          $authors = $this->get_authors();
          if (isset($authors[$key]))
          {
               return $authors[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_contributor($key = 0)
     {
          $contributors = $this->get_contributors();
          if (isset($contributors[$key]))
          {
               return $contributors[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_contributors()
     {
          $contributors = array();
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
          {
               $name = null;
               $uri = null;
               $email = null;
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
               {
                    $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
               {
                    $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
               {
                    $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $uri !== null)
               {
                    $contributors[] = $this->registry->create('Author', array($name, $uri, $email));
               }
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
          {
               $name = null;
               $url = null;
               $email = null;
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
               {
                    $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
               {
                    $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
               {
                    $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $url !== null)
               {
                    $contributors[] = $this->registry->create('Author', array($name, $url, $email));
               }
          }
          if (!empty($contributors))
          {
               return array_unique($contributors);
          }
          else
          {
               return null;
          }
     }
     
     public function get_authors()
     {
          $authors = array();
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
          {
               $name = null;
               $uri = null;
               $email = null;
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
               {
                    $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
               {
                    $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
               }
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
               {
                    $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $uri !== null)
               {
                    $authors[] = $this->registry->create('Author', array($name, $uri, $email));
               }
          }
          if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
          {
               $name = null;
               $url = null;
               $email = null;
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
               {
                    $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
               {
                    $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
               }
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
               {
                    $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $url !== null)
               {
                    $authors[] = $this->registry->create('Author', array($name, $url, $email));
               }
          }
          if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'author'))
          {
               $authors[] = $this->registry->create('Author', array(null, null, $this->sanitize($author[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT)));
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          if (!empty($authors))
          {
               return array_unique($authors);
          }
          elseif (($source = $this->get_source()) && ($authors = $source->get_authors()))
          {
               return $authors;
          }
          elseif ($authors = $this->feed->get_authors())
          {
               return $authors;
          }
          else
          {
               return null;
          }
     }
     
     public function get_copyright()
     {
          if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     
     public function get_date($date_format = 'j F Y, g:i a')
     {
          if (!isset($this->data['date']))
          {
               if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'issued'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'created'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'modified'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'pubDate'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'date'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'date'))
               {
                    $this->data['date']['raw'] = $return[0]['data'];
               }
               if (!empty($this->data['date']['raw']))
               {
                    $parser = $this->registry->call('Parse_Date', 'get');
                    $this->data['date']['parsed'] = $parser->parse($this->data['date']['raw']);
               }
               else
               {
                    $this->data['date'] = null;
               }
          }
          if ($this->data['date'])
          {
               $date_format = (string) $date_format;
               switch ($date_format)
               {
                    case '':
                         return $this->sanitize($this->data['date']['raw'], SIMPLEPIE_CONSTRUCT_TEXT);
                    case 'U':
                         return $this->data['date']['parsed'];
                    default:
                         return date($date_format, $this->data['date']['parsed']);
               }
          }
          else
          {
               return null;
          }
     }
     
     public function get_updated_date($date_format = 'j F Y, g:i a')
     {
          if (!isset($this->data['updated']))
          {
               if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
               {
                    $this->data['updated']['raw'] = $return[0]['data'];
               }
               if (!empty($this->data['updated']['raw']))
               {
                    $parser = $this->registry->call('Parse_Date', 'get');
                    $this->data['updated']['parsed'] = $parser->parse($this->data['date']['raw']);
               }
               else
               {
                    $this->data['updated'] = null;
               }
          }
          if ($this->data['updated'])
          {
               $date_format = (string) $date_format;
               switch ($date_format)
               {
                    case '':
                         return $this->sanitize($this->data['updated']['raw'], SIMPLEPIE_CONSTRUCT_TEXT);
                    case 'U':
                         return $this->data['updated']['parsed'];
                    default:
                         return date($date_format, $this->data['updated']['parsed']);
               }
          }
          else
          {
               return null;
          }
     }
     
     public function get_local_date($date_format = '%c')
     {
          if (!$date_format)
          {
               return $this->sanitize($this->get_date(''), SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif (($date = $this->get_date('U')) !== null && $date !== false)
          {
               return strftime($date_format, $date);
          }
          else
          {
               return null;
          }
     }
     
     public function get_gmdate($date_format = 'j F Y, g:i a')
     {
          $date = $this->get_date('U');
          if ($date === null)
          {
               return null;
          }
          return gmdate($date_format, $date);
     }
     
     public function get_updated_gmdate($date_format = 'j F Y, g:i a')
     {
          $date = $this->get_updated_date('U');
          if ($date === null)
          {
               return null;
          }
          return gmdate($date_format, $date);
     }
     
     public function get_permalink()
     {
          $link = $this->get_link();
          $enclosure = $this->get_enclosure(0);
          if ($link !== null)
          {
               return $link;
          }
          elseif ($enclosure !== null)
          {
               return $enclosure->get_link();
          }
          else
          {
               return null;
          }
     }
     
     public function get_link($key = 0, $rel = 'alternate')
     {
          $links = $this->get_links($rel);
          if ($links[$key] !== null)
          {
               return $links[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_links($rel = 'alternate')
     {
          if (!isset($this->data['links']))
          {
               $this->data['links'] = array();
               foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
               {
                    if (isset($link['attribs']['']['href']))
                    {
                         $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                         $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                    }
               }
               foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
               {
                    if (isset($link['attribs']['']['href']))
                    {
                         $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                         $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                    }
               }
               if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid'))
               {
                    if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) === 'true')
                    {
                         $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
                    }
               }
               $keys = array_keys($this->data['links']);
               foreach ($keys as $key)
               {
                    if ($this->registry->call('Misc', 'is_isegment_nz_nc', array($key)))
                    {
                         if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
                         {
                              $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
                              $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
                         }
                         else
                         {
                              $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
                         }
                    }
                    elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
                    {
                         $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
                    }
                    $this->data['links'][$key] = array_unique($this->data['links'][$key]);
               }
          }
          if (isset($this->data['links'][$rel]))
          {
               return $this->data['links'][$rel];
          }
          else
          {
               return null;
          }
     }
     
     public function get_enclosure($key = 0, $prefer = null)
     {
          $enclosures = $this->get_enclosures();
          if (isset($enclosures[$key]))
          {
               return $enclosures[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_enclosures()
     {
          if (!isset($this->data['enclosures']))
          {
               $this->data['enclosures'] = array();
               // Elements
               $captions_parent = null;
               $categories_parent = null;
               $copyrights_parent = null;
               $credits_parent = null;
               $description_parent = null;
               $duration_parent = null;
               $hashes_parent = null;
               $keywords_parent = null;
               $player_parent = null;
               $ratings_parent = null;
               $restrictions_parent = null;
               $thumbnails_parent = null;
               $title_parent = null;
               // Let's do the channel and item-level ones first, and just re-use them if we need to.
               $parent = $this->get_feed();
               // CAPTIONS
               if ($captions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
               {
                    foreach ($captions as $caption)
                    {
                         $caption_type = null;
                         $caption_lang = null;
                         $caption_startTime = null;
                         $caption_endTime = null;
                         $caption_text = null;
                         if (isset($caption['attribs']['']['type']))
                         {
                              $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['attribs']['']['lang']))
                         {
                              $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['attribs']['']['start']))
                         {
                              $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['attribs']['']['end']))
                         {
                              $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['data']))
                         {
                              $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $captions_parent[] = $this->registry->create('Caption', array($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text));
                    }
               }
               elseif ($captions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
               {
                    foreach ($captions as $caption)
                    {
                         $caption_type = null;
                         $caption_lang = null;
                         $caption_startTime = null;
                         $caption_endTime = null;
                         $caption_text = null;
                         if (isset($caption['attribs']['']['type']))
                         {
                              $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['attribs']['']['lang']))
                         {
                              $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['attribs']['']['start']))
                         {
                              $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['attribs']['']['end']))
                         {
                              $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($caption['data']))
                         {
                              $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $captions_parent[] = $this->registry->create('Caption', array($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text));
                    }
               }
               if (is_array($captions_parent))
               {
                    $captions_parent = array_values(array_unique($captions_parent));
               }
               // CATEGORIES
               foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
               {
                    $term = null;
                    $scheme = null;
                    $label = null;
                    if (isset($category['data']))
                    {
                         $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    if (isset($category['attribs']['']['scheme']))
                    {
                         $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    else
                    {
                         $scheme = 'http://search.yahoo.com/mrss/category_schema';
                    }
                    if (isset($category['attribs']['']['label']))
                    {
                         $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    $categories_parent[] = $this->registry->create('Category', array($term, $scheme, $label));
               }
               foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
               {
                    $term = null;
                    $scheme = null;
                    $label = null;
                    if (isset($category['data']))
                    {
                         $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    if (isset($category['attribs']['']['scheme']))
                    {
                         $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    else
                    {
                         $scheme = 'http://search.yahoo.com/mrss/category_schema';
                    }
                    if (isset($category['attribs']['']['label']))
                    {
                         $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    $categories_parent[] = $this->registry->create('Category', array($term, $scheme, $label));
               }
               foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'category') as $category)
               {
                    $term = null;
                    $scheme = 'http://www.itunes.com/dtds/podcast-1.0.dtd';
                    $label = null;
                    if (isset($category['attribs']['']['text']))
                    {
                         $label = $this->sanitize($category['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    $categories_parent[] = $this->registry->create('Category', array($term, $scheme, $label));
                    if (isset($category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category']))
                    {
                         foreach ((array) $category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category'] as $subcategory)
                         {
                              if (isset($subcategory['attribs']['']['text']))
                              {
                                   $label = $this->sanitize($subcategory['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              $categories_parent[] = $this->registry->create('Category', array($term, $scheme, $label));
                         }
                    }
               }
               if (is_array($categories_parent))
               {
                    $categories_parent = array_values(array_unique($categories_parent));
               }
               // COPYRIGHT
               if ($copyright = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
               {
                    $copyright_url = null;
                    $copyright_label = null;
                    if (isset($copyright[0]['attribs']['']['url']))
                    {
                         $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    if (isset($copyright[0]['data']))
                    {
                         $copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    $copyrights_parent = $this->registry->create('Copyright', array($copyright_url, $copyright_label));
               }
               elseif ($copyright = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
               {
                    $copyright_url = null;
                    $copyright_label = null;
                    if (isset($copyright[0]['attribs']['']['url']))
                    {
                         $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    if (isset($copyright[0]['data']))
                    {
                         $copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
                    $copyrights_parent = $this->registry->create('Copyright', array($copyright_url, $copyright_label));
               }
               // CREDITS
               if ($credits = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
               {
                    foreach ($credits as $credit)
                    {
                         $credit_role = null;
                         $credit_scheme = null;
                         $credit_name = null;
                         if (isset($credit['attribs']['']['role']))
                         {
                              $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($credit['attribs']['']['scheme']))
                         {
                              $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         else
                         {
                              $credit_scheme = 'urn:ebu';
                         }
                         if (isset($credit['data']))
                         {
                              $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $credits_parent[] = $this->registry->create('Credit', array($credit_role, $credit_scheme, $credit_name));
                    }
               }
               elseif ($credits = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
               {
                    foreach ($credits as $credit)
                    {
                         $credit_role = null;
                         $credit_scheme = null;
                         $credit_name = null;
                         if (isset($credit['attribs']['']['role']))
                         {
                              $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($credit['attribs']['']['scheme']))
                         {
                              $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         else
                         {
                              $credit_scheme = 'urn:ebu';
                         }
                         if (isset($credit['data']))
                         {
                              $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $credits_parent[] = $this->registry->create('Credit', array($credit_role, $credit_scheme, $credit_name));
                    }
               }
               if (is_array($credits_parent))
               {
                    $credits_parent = array_values(array_unique($credits_parent));
               }
               // DESCRIPTION
               if ($description_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
               {
                    if (isset($description_parent[0]['data']))
                    {
                         $description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
               }
               elseif ($description_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
               {
                    if (isset($description_parent[0]['data']))
                    {
                         $description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
               }
               // DURATION
               if ($duration_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'duration'))
               {
                    $seconds = null;
                    $minutes = null;
                    $hours = null;
                    if (isset($duration_parent[0]['data']))
                    {
                         $temp = explode(':', $this->sanitize($duration_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                         if (sizeof($temp) > 0)
                         {
                              $seconds = (int) array_pop($temp);
                         }
                         if (sizeof($temp) > 0)
                         {
                              $minutes = (int) array_pop($temp);
                              $seconds += $minutes * 60;
                         }
                         if (sizeof($temp) > 0)
                         {
                              $hours = (int) array_pop($temp);
                              $seconds += $hours * 3600;
                         }
                         unset($temp);
                         $duration_parent = $seconds;
                    }
               }
               // HASHES
               if ($hashes_iterator = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
               {
                    foreach ($hashes_iterator as $hash)
                    {
                         $value = null;
                         $algo = null;
                         if (isset($hash['data']))
                         {
                              $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($hash['attribs']['']['algo']))
                         {
                              $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         else
                         {
                              $algo = 'md5';
                         }
                         $hashes_parent[] = $algo.':'.$value;
                    }
               }
               elseif ($hashes_iterator = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
               {
                    foreach ($hashes_iterator as $hash)
                    {
                         $value = null;
                         $algo = null;
                         if (isset($hash['data']))
                         {
                              $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($hash['attribs']['']['algo']))
                         {
                              $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         else
                         {
                              $algo = 'md5';
                         }
                         $hashes_parent[] = $algo.':'.$value;
                    }
               }
               if (is_array($hashes_parent))
               {
                    $hashes_parent = array_values(array_unique($hashes_parent));
               }
               // KEYWORDS
               if ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
               {
                    if (isset($keywords[0]['data']))
                    {
                         $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                         foreach ($temp as $word)
                         {
                              $keywords_parent[] = trim($word);
                         }
                    }
                    unset($temp);
               }
               elseif ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
               {
                    if (isset($keywords[0]['data']))
                    {
                         $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                         foreach ($temp as $word)
                         {
                              $keywords_parent[] = trim($word);
                         }
                    }
                    unset($temp);
               }
               elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
               {
                    if (isset($keywords[0]['data']))
                    {
                         $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                         foreach ($temp as $word)
                         {
                              $keywords_parent[] = trim($word);
                         }
                    }
                    unset($temp);
               }
               elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
               {
                    if (isset($keywords[0]['data']))
                    {
                         $temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                         foreach ($temp as $word)
                         {
                              $keywords_parent[] = trim($word);
                         }
                    }
                    unset($temp);
               }
               if (is_array($keywords_parent))
               {
                    $keywords_parent = array_values(array_unique($keywords_parent));
               }
               // PLAYER
               if ($player_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
               {
                    if (isset($player_parent[0]['attribs']['']['url']))
                    {
                         $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                    }
               }
               elseif ($player_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
               {
                    if (isset($player_parent[0]['attribs']['']['url']))
                    {
                         $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                    }
               }
               // RATINGS
               if ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
               {
                    foreach ($ratings as $rating)
                    {
                         $rating_scheme = null;
                         $rating_value = null;
                         if (isset($rating['attribs']['']['scheme']))
                         {
                              $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         else
                         {
                              $rating_scheme = 'urn:simple';
                         }
                         if (isset($rating['data']))
                         {
                              $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $ratings_parent[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                    }
               }
               elseif ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
               {
                    foreach ($ratings as $rating)
                    {
                         $rating_scheme = 'urn:itunes';
                         $rating_value = null;
                         if (isset($rating['data']))
                         {
                              $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $ratings_parent[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                    }
               }
               elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
               {
                    foreach ($ratings as $rating)
                    {
                         $rating_scheme = null;
                         $rating_value = null;
                         if (isset($rating['attribs']['']['scheme']))
                         {
                              $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         else
                         {
                              $rating_scheme = 'urn:simple';
                         }
                         if (isset($rating['data']))
                         {
                              $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $ratings_parent[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                    }
               }
               elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
               {
                    foreach ($ratings as $rating)
                    {
                         $rating_scheme = 'urn:itunes';
                         $rating_value = null;
                         if (isset($rating['data']))
                         {
                              $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $ratings_parent[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                    }
               }
               if (is_array($ratings_parent))
               {
                    $ratings_parent = array_values(array_unique($ratings_parent));
               }
               // RESTRICTIONS
               if ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
               {
                    foreach ($restrictions as $restriction)
                    {
                         $restriction_relationship = null;
                         $restriction_type = null;
                         $restriction_value = null;
                         if (isset($restriction['attribs']['']['relationship']))
                         {
                              $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($restriction['attribs']['']['type']))
                         {
                              $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($restriction['data']))
                         {
                              $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $restrictions_parent[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                    }
               }
               elseif ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
               {
                    foreach ($restrictions as $restriction)
                    {
                         $restriction_relationship = 'allow';
                         $restriction_type = null;
                         $restriction_value = 'itunes';
                         if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes')
                         {
                              $restriction_relationship = 'deny';
                         }
                         $restrictions_parent[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                    }
               }
               elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
               {
                    foreach ($restrictions as $restriction)
                    {
                         $restriction_relationship = null;
                         $restriction_type = null;
                         $restriction_value = null;
                         if (isset($restriction['attribs']['']['relationship']))
                         {
                              $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($restriction['attribs']['']['type']))
                         {
                              $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($restriction['data']))
                         {
                              $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         $restrictions_parent[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                    }
               }
               elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
               {
                    foreach ($restrictions as $restriction)
                    {
                         $restriction_relationship = 'allow';
                         $restriction_type = null;
                         $restriction_value = 'itunes';
                         if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes')
                         {
                              $restriction_relationship = 'deny';
                         }
                         $restrictions_parent[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                    }
               }
               if (is_array($restrictions_parent))
               {
                    $restrictions_parent = array_values(array_unique($restrictions_parent));
               }
               else
               {
                    $restrictions_parent = array(new SimplePie_Restriction('allow', null, 'default'));
               }
               // THUMBNAILS
               if ($thumbnails = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
               {
                    foreach ($thumbnails as $thumbnail)
                    {
                         if (isset($thumbnail['attribs']['']['url']))
                         {
                              $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                         }
                    }
               }
               elseif ($thumbnails = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
               {
                    foreach ($thumbnails as $thumbnail)
                    {
                         if (isset($thumbnail['attribs']['']['url']))
                         {
                              $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                         }
                    }
               }
               // TITLES
               if ($title_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
               {
                    if (isset($title_parent[0]['data']))
                    {
                         $title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
               }
               elseif ($title_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
               {
                    if (isset($title_parent[0]['data']))
                    {
                         $title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                    }
               }
               // Clear the memory
               unset($parent);
               // Attributes
               $bitrate = null;
               $channels = null;
               $duration = null;
               $expression = null;
               $framerate = null;
               $height = null;
               $javascript = null;
               $lang = null;
               $length = null;
               $medium = null;
               $samplingrate = null;
               $type = null;
               $url = null;
               $width = null;
               // Elements
               $captions = null;
               $categories = null;
               $copyrights = null;
               $credits = null;
               $description = null;
               $hashes = null;
               $keywords = null;
               $player = null;
               $ratings = null;
               $restrictions = null;
               $thumbnails = null;
               $title = null;
               // If we have media:group tags, loop through them.
               foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'group') as $group)
               {
                    if(isset($group['child']) && isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content']))
                    {
                         // If we have media:content tags, loop through them.
                         foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
                         {
                              if (isset($content['attribs']['']['url']))
                              {
                                   // Attributes
                                   $bitrate = null;
                                   $channels = null;
                                   $duration = null;
                                   $expression = null;
                                   $framerate = null;
                                   $height = null;
                                   $javascript = null;
                                   $lang = null;
                                   $length = null;
                                   $medium = null;
                                   $samplingrate = null;
                                   $type = null;
                                   $url = null;
                                   $width = null;
                                   // Elements
                                   $captions = null;
                                   $categories = null;
                                   $copyrights = null;
                                   $credits = null;
                                   $description = null;
                                   $hashes = null;
                                   $keywords = null;
                                   $player = null;
                                   $ratings = null;
                                   $restrictions = null;
                                   $thumbnails = null;
                                   $title = null;
                                   // Start checking the attributes of media:content
                                   if (isset($content['attribs']['']['bitrate']))
                                   {
                                        $bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['channels']))
                                   {
                                        $channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['duration']))
                                   {
                                        $duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   else
                                   {
                                        $duration = $duration_parent;
                                   }
                                   if (isset($content['attribs']['']['expression']))
                                   {
                                        $expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['framerate']))
                                   {
                                        $framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['height']))
                                   {
                                        $height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['lang']))
                                   {
                                        $lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['fileSize']))
                                   {
                                        $length = ceil($content['attribs']['']['fileSize']);
                                   }
                                   if (isset($content['attribs']['']['medium']))
                                   {
                                        $medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['samplingrate']))
                                   {
                                        $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['type']))
                                   {
                                        $type = $this->sanitize($content['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['attribs']['']['width']))
                                   {
                                        $width = $this->sanitize($content['attribs']['']['width'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   $url = $this->sanitize($content['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                                   // Checking the other optional media: elements. Priority: media:content, media:group, item, channel
                                   // CAPTIONS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
                                   {
                                        foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
                                        {
                                             $caption_type = null;
                                             $caption_lang = null;
                                             $caption_startTime = null;
                                             $caption_endTime = null;
                                             $caption_text = null;
                                             if (isset($caption['attribs']['']['type']))
                                             {
                                                  $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['attribs']['']['lang']))
                                             {
                                                  $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['attribs']['']['start']))
                                             {
                                                  $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['attribs']['']['end']))
                                             {
                                                  $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['data']))
                                             {
                                                  $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $captions[] = $this->registry->create('Caption', array($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text));
                                        }
                                        if (is_array($captions))
                                        {
                                             $captions = array_values(array_unique($captions));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
                                   {
                                        foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
                                        {
                                             $caption_type = null;
                                             $caption_lang = null;
                                             $caption_startTime = null;
                                             $caption_endTime = null;
                                             $caption_text = null;
                                             if (isset($caption['attribs']['']['type']))
                                             {
                                                  $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['attribs']['']['lang']))
                                             {
                                                  $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['attribs']['']['start']))
                                             {
                                                  $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['attribs']['']['end']))
                                             {
                                                  $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($caption['data']))
                                             {
                                                  $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $captions[] = $this->registry->create('Caption', array($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text));
                                        }
                                        if (is_array($captions))
                                        {
                                             $captions = array_values(array_unique($captions));
                                        }
                                   }
                                   else
                                   {
                                        $captions = $captions_parent;
                                   }
                                   // CATEGORIES
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
                                   {
                                        foreach ((array) $content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
                                        {
                                             $term = null;
                                             $scheme = null;
                                             $label = null;
                                             if (isset($category['data']))
                                             {
                                                  $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($category['attribs']['']['scheme']))
                                             {
                                                  $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $scheme = 'http://search.yahoo.com/mrss/category_schema';
                                             }
                                             if (isset($category['attribs']['']['label']))
                                             {
                                                  $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
                                        }
                                   }
                                   if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
                                   {
                                        foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
                                        {
                                             $term = null;
                                             $scheme = null;
                                             $label = null;
                                             if (isset($category['data']))
                                             {
                                                  $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($category['attribs']['']['scheme']))
                                             {
                                                  $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $scheme = 'http://search.yahoo.com/mrss/category_schema';
                                             }
                                             if (isset($category['attribs']['']['label']))
                                             {
                                                  $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
                                        }
                                   }
                                   if (is_array($categories) && is_array($categories_parent))
                                   {
                                        $categories = array_values(array_unique(array_merge($categories, $categories_parent)));
                                   }
                                   elseif (is_array($categories))
                                   {
                                        $categories = array_values(array_unique($categories));
                                   }
                                   elseif (is_array($categories_parent))
                                   {
                                        $categories = array_values(array_unique($categories_parent));
                                   }
                                   // COPYRIGHTS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
                                   {
                                        $copyright_url = null;
                                        $copyright_label = null;
                                        if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
                                        {
                                             $copyright_url = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
                                        {
                                             $copyright_label = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $copyrights = $this->registry->create('Copyright', array($copyright_url, $copyright_label));
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
                                   {
                                        $copyright_url = null;
                                        $copyright_label = null;
                                        if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
                                        {
                                             $copyright_url = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
                                        {
                                             $copyright_label = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $copyrights = $this->registry->create('Copyright', array($copyright_url, $copyright_label));
                                   }
                                   else
                                   {
                                        $copyrights = $copyrights_parent;
                                   }
                                   // CREDITS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
                                   {
                                        foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
                                        {
                                             $credit_role = null;
                                             $credit_scheme = null;
                                             $credit_name = null;
                                             if (isset($credit['attribs']['']['role']))
                                             {
                                                  $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($credit['attribs']['']['scheme']))
                                             {
                                                  $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $credit_scheme = 'urn:ebu';
                                             }
                                             if (isset($credit['data']))
                                             {
                                                  $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $credits[] = $this->registry->create('Credit', array($credit_role, $credit_scheme, $credit_name));
                                        }
                                        if (is_array($credits))
                                        {
                                             $credits = array_values(array_unique($credits));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
                                   {
                                        foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
                                        {
                                             $credit_role = null;
                                             $credit_scheme = null;
                                             $credit_name = null;
                                             if (isset($credit['attribs']['']['role']))
                                             {
                                                  $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($credit['attribs']['']['scheme']))
                                             {
                                                  $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $credit_scheme = 'urn:ebu';
                                             }
                                             if (isset($credit['data']))
                                             {
                                                  $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $credits[] = $this->registry->create('Credit', array($credit_role, $credit_scheme, $credit_name));
                                        }
                                        if (is_array($credits))
                                        {
                                             $credits = array_values(array_unique($credits));
                                        }
                                   }
                                   else
                                   {
                                        $credits = $credits_parent;
                                   }
                                   // DESCRIPTION
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
                                   {
                                        $description = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
                                   {
                                        $description = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   else
                                   {
                                        $description = $description_parent;
                                   }
                                   // HASHES
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
                                   {
                                        foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
                                        {
                                             $value = null;
                                             $algo = null;
                                             if (isset($hash['data']))
                                             {
                                                  $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($hash['attribs']['']['algo']))
                                             {
                                                  $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $algo = 'md5';
                                             }
                                             $hashes[] = $algo.':'.$value;
                                        }
                                        if (is_array($hashes))
                                        {
                                             $hashes = array_values(array_unique($hashes));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
                                   {
                                        foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
                                        {
                                             $value = null;
                                             $algo = null;
                                             if (isset($hash['data']))
                                             {
                                                  $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($hash['attribs']['']['algo']))
                                             {
                                                  $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $algo = 'md5';
                                             }
                                             $hashes[] = $algo.':'.$value;
                                        }
                                        if (is_array($hashes))
                                        {
                                             $hashes = array_values(array_unique($hashes));
                                        }
                                   }
                                   else
                                   {
                                        $hashes = $hashes_parent;
                                   }
                                   // KEYWORDS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
                                   {
                                        if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
                                        {
                                             $temp = explode(',', $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                                             foreach ($temp as $word)
                                             {
                                                  $keywords[] = trim($word);
                                             }
                                             unset($temp);
                                        }
                                        if (is_array($keywords))
                                        {
                                             $keywords = array_values(array_unique($keywords));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
                                   {
                                        if (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
                                        {
                                             $temp = explode(',', $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                                             foreach ($temp as $word)
                                             {
                                                  $keywords[] = trim($word);
                                             }
                                             unset($temp);
                                        }
                                        if (is_array($keywords))
                                        {
                                             $keywords = array_values(array_unique($keywords));
                                        }
                                   }
                                   else
                                   {
                                        $keywords = $keywords_parent;
                                   }
                                   // PLAYER
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
                                   {
                                        $player = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
                                   {
                                        $player = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                                   }
                                   else
                                   {
                                        $player = $player_parent;
                                   }
                                   // RATINGS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
                                   {
                                        foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
                                        {
                                             $rating_scheme = null;
                                             $rating_value = null;
                                             if (isset($rating['attribs']['']['scheme']))
                                             {
                                                  $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $rating_scheme = 'urn:simple';
                                             }
                                             if (isset($rating['data']))
                                             {
                                                  $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $ratings[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                                        }
                                        if (is_array($ratings))
                                        {
                                             $ratings = array_values(array_unique($ratings));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
                                   {
                                        foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
                                        {
                                             $rating_scheme = null;
                                             $rating_value = null;
                                             if (isset($rating['attribs']['']['scheme']))
                                             {
                                                  $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             else
                                             {
                                                  $rating_scheme = 'urn:simple';
                                             }
                                             if (isset($rating['data']))
                                             {
                                                  $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $ratings[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                                        }
                                        if (is_array($ratings))
                                        {
                                             $ratings = array_values(array_unique($ratings));
                                        }
                                   }
                                   else
                                   {
                                        $ratings = $ratings_parent;
                                   }
                                   // RESTRICTIONS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
                                   {
                                        foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
                                        {
                                             $restriction_relationship = null;
                                             $restriction_type = null;
                                             $restriction_value = null;
                                             if (isset($restriction['attribs']['']['relationship']))
                                             {
                                                  $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($restriction['attribs']['']['type']))
                                             {
                                                  $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($restriction['data']))
                                             {
                                                  $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $restrictions[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                                        }
                                        if (is_array($restrictions))
                                        {
                                             $restrictions = array_values(array_unique($restrictions));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
                                   {
                                        foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
                                        {
                                             $restriction_relationship = null;
                                             $restriction_type = null;
                                             $restriction_value = null;
                                             if (isset($restriction['attribs']['']['relationship']))
                                             {
                                                  $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($restriction['attribs']['']['type']))
                                             {
                                                  $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             if (isset($restriction['data']))
                                             {
                                                  $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                             }
                                             $restrictions[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                                        }
                                        if (is_array($restrictions))
                                        {
                                             $restrictions = array_values(array_unique($restrictions));
                                        }
                                   }
                                   else
                                   {
                                        $restrictions = $restrictions_parent;
                                   }
                                   // THUMBNAILS
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
                                   {
                                        foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
                                        {
                                             $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                                        }
                                        if (is_array($thumbnails))
                                        {
                                             $thumbnails = array_values(array_unique($thumbnails));
                                        }
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
                                   {
                                        foreach ($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
                                        {
                                             $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                                        }
                                        if (is_array($thumbnails))
                                        {
                                             $thumbnails = array_values(array_unique($thumbnails));
                                        }
                                   }
                                   else
                                   {
                                        $thumbnails = $thumbnails_parent;
                                   }
                                   // TITLES
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
                                   {
                                        $title = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   elseif (isset($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
                                   {
                                        $title = $this->sanitize($group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   else
                                   {
                                        $title = $title_parent;
                                   }
                                   $this->data['enclosures'][] = $this->registry->create('Enclosure', array($url, $type, $length, null, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width));
                              }
                         }
                    }
               }
               // If we have standalone media:content tags, loop through them.
               if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content']))
               {
                    foreach ((array) $this->data['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
                    {
                         if (isset($content['attribs']['']['url']) || isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
                         {
                              // Attributes
                              $bitrate = null;
                              $channels = null;
                              $duration = null;
                              $expression = null;
                              $framerate = null;
                              $height = null;
                              $javascript = null;
                              $lang = null;
                              $length = null;
                              $medium = null;
                              $samplingrate = null;
                              $type = null;
                              $url = null;
                              $width = null;
                              // Elements
                              $captions = null;
                              $categories = null;
                              $copyrights = null;
                              $credits = null;
                              $description = null;
                              $hashes = null;
                              $keywords = null;
                              $player = null;
                              $ratings = null;
                              $restrictions = null;
                              $thumbnails = null;
                              $title = null;
                              // Start checking the attributes of media:content
                              if (isset($content['attribs']['']['bitrate']))
                              {
                                   $bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['channels']))
                              {
                                   $channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['duration']))
                              {
                                   $duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              else
                              {
                                   $duration = $duration_parent;
                              }
                              if (isset($content['attribs']['']['expression']))
                              {
                                   $expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['framerate']))
                              {
                                   $framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['height']))
                              {
                                   $height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['lang']))
                              {
                                   $lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['fileSize']))
                              {
                                   $length = ceil($content['attribs']['']['fileSize']);
                              }
                              if (isset($content['attribs']['']['medium']))
                              {
                                   $medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['samplingrate']))
                              {
                                   $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['type']))
                              {
                                   $type = $this->sanitize($content['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['width']))
                              {
                                   $width = $this->sanitize($content['attribs']['']['width'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              if (isset($content['attribs']['']['url']))
                              {
                                   $url = $this->sanitize($content['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                              }
                              // Checking the other optional media: elements. Priority: media:content, media:group, item, channel
                              // CAPTIONS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text']))
                              {
                                   foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['text'] as $caption)
                                   {
                                        $caption_type = null;
                                        $caption_lang = null;
                                        $caption_startTime = null;
                                        $caption_endTime = null;
                                        $caption_text = null;
                                        if (isset($caption['attribs']['']['type']))
                                        {
                                             $caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($caption['attribs']['']['lang']))
                                        {
                                             $caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($caption['attribs']['']['start']))
                                        {
                                             $caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($caption['attribs']['']['end']))
                                        {
                                             $caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($caption['data']))
                                        {
                                             $caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $captions[] = $this->registry->create('Caption', array($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text));
                                   }
                                   if (is_array($captions))
                                   {
                                        $captions = array_values(array_unique($captions));
                                   }
                              }
                              else
                              {
                                   $captions = $captions_parent;
                              }
                              // CATEGORIES
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category']))
                              {
                                   foreach ((array) $content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['category'] as $category)
                                   {
                                        $term = null;
                                        $scheme = null;
                                        $label = null;
                                        if (isset($category['data']))
                                        {
                                             $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($category['attribs']['']['scheme']))
                                        {
                                             $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        else
                                        {
                                             $scheme = 'http://search.yahoo.com/mrss/category_schema';
                                        }
                                        if (isset($category['attribs']['']['label']))
                                        {
                                             $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
                                   }
                              }
                              if (is_array($categories) && is_array($categories_parent))
                              {
                                   $categories = array_values(array_unique(array_merge($categories, $categories_parent)));
                              }
                              elseif (is_array($categories))
                              {
                                   $categories = array_values(array_unique($categories));
                              }
                              elseif (is_array($categories_parent))
                              {
                                   $categories = array_values(array_unique($categories_parent));
                              }
                              else
                              {
                                   $categories = null;
                              }
                              // COPYRIGHTS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright']))
                              {
                                   $copyright_url = null;
                                   $copyright_label = null;
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url']))
                                   {
                                        $copyright_url = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data']))
                                   {
                                        $copyright_label = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['copyright'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                   }
                                   $copyrights = $this->registry->create('Copyright', array($copyright_url, $copyright_label));
                              }
                              else
                              {
                                   $copyrights = $copyrights_parent;
                              }
                              // CREDITS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit']))
                              {
                                   foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['credit'] as $credit)
                                   {
                                        $credit_role = null;
                                        $credit_scheme = null;
                                        $credit_name = null;
                                        if (isset($credit['attribs']['']['role']))
                                        {
                                             $credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($credit['attribs']['']['scheme']))
                                        {
                                             $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        else
                                        {
                                             $credit_scheme = 'urn:ebu';
                                        }
                                        if (isset($credit['data']))
                                        {
                                             $credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $credits[] = $this->registry->create('Credit', array($credit_role, $credit_scheme, $credit_name));
                                   }
                                   if (is_array($credits))
                                   {
                                        $credits = array_values(array_unique($credits));
                                   }
                              }
                              else
                              {
                                   $credits = $credits_parent;
                              }
                              // DESCRIPTION
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description']))
                              {
                                   $description = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['description'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              else
                              {
                                   $description = $description_parent;
                              }
                              // HASHES
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash']))
                              {
                                   foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['hash'] as $hash)
                                   {
                                        $value = null;
                                        $algo = null;
                                        if (isset($hash['data']))
                                        {
                                             $value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($hash['attribs']['']['algo']))
                                        {
                                             $algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        else
                                        {
                                             $algo = 'md5';
                                        }
                                        $hashes[] = $algo.':'.$value;
                                   }
                                   if (is_array($hashes))
                                   {
                                        $hashes = array_values(array_unique($hashes));
                                   }
                              }
                              else
                              {
                                   $hashes = $hashes_parent;
                              }
                              // KEYWORDS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords']))
                              {
                                   if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data']))
                                   {
                                        $temp = explode(',', $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['keywords'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
                                        foreach ($temp as $word)
                                        {
                                             $keywords[] = trim($word);
                                        }
                                        unset($temp);
                                   }
                                   if (is_array($keywords))
                                   {
                                        $keywords = array_values(array_unique($keywords));
                                   }
                              }
                              else
                              {
                                   $keywords = $keywords_parent;
                              }
                              // PLAYER
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player']))
                              {
                                   $player = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                              }
                              else
                              {
                                   $player = $player_parent;
                              }
                              // RATINGS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating']))
                              {
                                   foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['rating'] as $rating)
                                   {
                                        $rating_scheme = null;
                                        $rating_value = null;
                                        if (isset($rating['attribs']['']['scheme']))
                                        {
                                             $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        else
                                        {
                                             $rating_scheme = 'urn:simple';
                                        }
                                        if (isset($rating['data']))
                                        {
                                             $rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $ratings[] = $this->registry->create('Rating', array($rating_scheme, $rating_value));
                                   }
                                   if (is_array($ratings))
                                   {
                                        $ratings = array_values(array_unique($ratings));
                                   }
                              }
                              else
                              {
                                   $ratings = $ratings_parent;
                              }
                              // RESTRICTIONS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction']))
                              {
                                   foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['restriction'] as $restriction)
                                   {
                                        $restriction_relationship = null;
                                        $restriction_type = null;
                                        $restriction_value = null;
                                        if (isset($restriction['attribs']['']['relationship']))
                                        {
                                             $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($restriction['attribs']['']['type']))
                                        {
                                             $restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        if (isset($restriction['data']))
                                        {
                                             $restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                                        }
                                        $restrictions[] = $this->registry->create('Restriction', array($restriction_relationship, $restriction_type, $restriction_value));
                                   }
                                   if (is_array($restrictions))
                                   {
                                        $restrictions = array_values(array_unique($restrictions));
                                   }
                              }
                              else
                              {
                                   $restrictions = $restrictions_parent;
                              }
                              // THUMBNAILS
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail']))
                              {
                                   foreach ($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail)
                                   {
                                        $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
                                   }
                                   if (is_array($thumbnails))
                                   {
                                        $thumbnails = array_values(array_unique($thumbnails));
                                   }
                              }
                              else
                              {
                                   $thumbnails = $thumbnails_parent;
                              }
                              // TITLES
                              if (isset($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title']))
                              {
                                   $title = $this->sanitize($content['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['title'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
                              }
                              else
                              {
                                   $title = $title_parent;
                              }
                              $this->data['enclosures'][] = $this->registry->create('Enclosure', array($url, $type, $length, null, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width));
                         }
                    }
               }
               foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
               {
                    if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure')
                    {
                         // Attributes
                         $bitrate = null;
                         $channels = null;
                         $duration = null;
                         $expression = null;
                         $framerate = null;
                         $height = null;
                         $javascript = null;
                         $lang = null;
                         $length = null;
                         $medium = null;
                         $samplingrate = null;
                         $type = null;
                         $url = null;
                         $width = null;
                         $url = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                         if (isset($link['attribs']['']['type']))
                         {
                              $type = $this->sanitize($link['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($link['attribs']['']['length']))
                         {
                              $length = ceil($link['attribs']['']['length']);
                         }
                         // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                         $this->data['enclosures'][] = $this->registry->create('Enclosure', array($url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width));
                    }
               }
               foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
               {
                    if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure')
                    {
                         // Attributes
                         $bitrate = null;
                         $channels = null;
                         $duration = null;
                         $expression = null;
                         $framerate = null;
                         $height = null;
                         $javascript = null;
                         $lang = null;
                         $length = null;
                         $medium = null;
                         $samplingrate = null;
                         $type = null;
                         $url = null;
                         $width = null;
                         $url = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                         if (isset($link['attribs']['']['type']))
                         {
                              $type = $this->sanitize($link['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($link['attribs']['']['length']))
                         {
                              $length = ceil($link['attribs']['']['length']);
                         }
                         // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                         $this->data['enclosures'][] = $this->registry->create('Enclosure', array($url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width));
                    }
               }
               if ($enclosure = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'enclosure'))
               {
                    if (isset($enclosure[0]['attribs']['']['url']))
                    {
                         // Attributes
                         $bitrate = null;
                         $channels = null;
                         $duration = null;
                         $expression = null;
                         $framerate = null;
                         $height = null;
                         $javascript = null;
                         $lang = null;
                         $length = null;
                         $medium = null;
                         $samplingrate = null;
                         $type = null;
                         $url = null;
                         $width = null;
                         $url = $this->sanitize($enclosure[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($enclosure[0]));
                         if (isset($enclosure[0]['attribs']['']['type']))
                         {
                              $type = $this->sanitize($enclosure[0]['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
                         }
                         if (isset($enclosure[0]['attribs']['']['length']))
                         {
                              $length = ceil($enclosure[0]['attribs']['']['length']);
                         }
                         // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                         $this->data['enclosures'][] = $this->registry->create('Enclosure', array($url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width));
                    }
               }
               if (sizeof($this->data['enclosures']) === 0 && ($url || $type || $length || $bitrate || $captions_parent || $categories_parent || $channels || $copyrights_parent || $credits_parent || $description_parent || $duration_parent || $expression || $framerate || $hashes_parent || $height || $keywords_parent || $lang || $medium || $player_parent || $ratings_parent || $restrictions_parent || $samplingrate || $thumbnails_parent || $title_parent || $width))
               {
                    // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                    $this->data['enclosures'][] = $this->registry->create('Enclosure', array($url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width));
               }
               $this->data['enclosures'] = array_values(array_unique($this->data['enclosures']));
          }
          if (!empty($this->data['enclosures']))
          {
               return $this->data['enclosures'];
          }
          else
          {
               return null;
          }
     }
     
     public function get_latitude()
     {
          if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
          {
               return (float) $return[0]['data'];
          }
          elseif (($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
          {
               return (float) $match[1];
          }
          else
          {
               return null;
          }
     }
     
     public function get_longitude()
     {
          if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
          {
               return (float) $return[0]['data'];
          }
          elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
          {
               return (float) $return[0]['data'];
          }
          elseif (($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
          {
               return (float) $match[2];
          }
          else
          {
               return null;
          }
     }
     
     public function get_source()
     {
          if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'source'))
          {
               return $this->registry->create('Source', array($this, $return[0]));
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_Locator
{
     var $useragent;
     var $timeout;
     var $file;
     var $local = array();
     var $elsewhere = array();
     var $cached_entities = array();
     var $http_base;
     var $base;
     var $base_location = 0;
     var $checked_feeds = 0;
     var $max_checked_feeds = 10;
     protected $registry;
     public function __construct(SimplePie_File $file, $timeout = 10, $useragent = null, $max_checked_feeds = 10)
     {
          $this->file = $file;
          $this->useragent = $useragent;
          $this->timeout = $timeout;
          $this->max_checked_feeds = $max_checked_feeds;
          if (class_exists('DOMDocument'))
          {
               $this->dom = new DOMDocument();
               set_error_handler(array('SimplePie_Misc', 'silence_errors'));
               $this->dom->loadHTML($this->file->body);
               restore_error_handler();
          }
          else
          {
               $this->dom = null;
          }
     }
     public function set_registry(SimplePie_Registry $registry)
     {
          $this->registry = $registry;
     }
     public function find($type = SIMPLEPIE_LOCATOR_ALL, &$working)
     {
          if ($this->is_feed($this->file))
          {
               return $this->file;
          }
          if ($this->file->method & SIMPLEPIE_FILE_SOURCE_REMOTE)
          {
               $sniffer = $this->registry->create('Content_Type_Sniffer', array($this->file));
               if ($sniffer->get_type() !== 'text/html')
               {
                    return null;
               }
          }
          if ($type & ~SIMPLEPIE_LOCATOR_NONE)
          {
               $this->get_base();
          }
          if ($type & SIMPLEPIE_LOCATOR_AUTODISCOVERY && $working = $this->autodiscovery())
          {
               return $working[0];
          }
          if ($type & (SIMPLEPIE_LOCATOR_LOCAL_EXTENSION | SIMPLEPIE_LOCATOR_LOCAL_BODY | SIMPLEPIE_LOCATOR_REMOTE_EXTENSION | SIMPLEPIE_LOCATOR_REMOTE_BODY) && $this->get_links())
          {
               if ($type & SIMPLEPIE_LOCATOR_LOCAL_EXTENSION && $working = $this->extension($this->local))
               {
                    return $working;
               }
               if ($type & SIMPLEPIE_LOCATOR_LOCAL_BODY && $working = $this->body($this->local))
               {
                    return $working;
               }
               if ($type & SIMPLEPIE_LOCATOR_REMOTE_EXTENSION && $working = $this->extension($this->elsewhere))
               {
                    return $working;
               }
               if ($type & SIMPLEPIE_LOCATOR_REMOTE_BODY && $working = $this->body($this->elsewhere))
               {
                    return $working;
               }
          }
          return null;
     }
     public function is_feed($file)
     {
          if ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE)
          {
               $sniffer = $this->registry->create('Content_Type_Sniffer', array($file));
               $sniffed = $sniffer->get_type();
               if (in_array($sniffed, array('application/rss+xml', 'application/rdf+xml', 'text/rdf', 'application/atom+xml', 'text/xml', 'application/xml')))
               {
                    return true;
               }
               else
               {
                    return false;
               }
          }
          elseif ($file->method & SIMPLEPIE_FILE_SOURCE_LOCAL)
          {
               return true;
          }
          else
          {
               return false;
          }
     }
     public function get_base()
     {
          if ($this->dom === null)
          {
               throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
          }
          $this->http_base = $this->file->url;
          $this->base = $this->http_base;
          $elements = $this->dom->getElementsByTagName('base');
          foreach ($elements as $element)
          {
               if ($element->hasAttribute('href'))
               {
                    $base = $this->registry->call('Misc', 'absolutize_url', array(trim($element->getAttribute('href')), $this->http_base));
                    if ($base === false)
                    {
                         continue;
                    }
                    $this->base = $base;
                    $this->base_location = method_exists($element, 'getLineNo') ? $element->getLineNo() : 0;
                    break;
               }
          }
     }
     public function autodiscovery()
     {
          $done = array();
          $feeds = array();
          $feeds = array_merge($feeds, $this->search_elements_by_tag('link', $done, $feeds));
          $feeds = array_merge($feeds, $this->search_elements_by_tag('a', $done, $feeds));
          $feeds = array_merge($feeds, $this->search_elements_by_tag('area', $done, $feeds));
          if (!empty($feeds))
          {
               return array_values($feeds);
          }
          else
          {
               return null;
          }
     }
     protected function search_elements_by_tag($name, &$done, $feeds)
     {
          if ($this->dom === null)
          {
               throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
          }
          $links = $this->dom->getElementsByTagName($name);
          foreach ($links as $link)
          {
               if ($this->checked_feeds === $this->max_checked_feeds)
               {
                    break;
               }
               if ($link->hasAttribute('href') && $link->hasAttribute('rel'))
               {
                    $rel = array_unique($this->registry->call('Misc', 'space_seperated_tokens', array(strtolower($link->getAttribute('rel')))));
                    $line = method_exists($link, 'getLineNo') ? $link->getLineNo() : 1;
                    if ($this->base_location < $line)
                    {
                         $href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->base));
                    }
                    else
                    {
                         $href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->http_base));
                    }
                    if ($href === false)
                    {
                         continue;
                    }
                    if (!in_array($href, $done) && in_array('feed', $rel) || (in_array('alternate', $rel) && !in_array('stylesheet', $rel) && $link->hasAttribute('type') && in_array(strtolower($this->registry->call('Misc', 'parse_mime', array($link->getAttribute('type')))), array('application/rss+xml', 'application/atom+xml'))) && !isset($feeds[$href]))
                    {
                         $this->checked_feeds++;
                         $headers = array(
                              'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
                         );
                         $feed = $this->registry->create('File', array($href, $this->timeout, 5, $headers, $this->useragent));
                         if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed))
                         {
                              $feeds[$href] = $feed;
                         }
                    }
                    $done[] = $href;
               }
          }
          return $feeds;
     }
     public function get_links()
     {
          if ($this->dom === null)
          {
               throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
          }
          $links = $this->dom->getElementsByTagName('a');
          foreach ($links as $link)
          {
               if ($link->hasAttribute('href'))
               {
                    $href = trim($link->getAttribute('href'));
                    $parsed = $this->registry->call('Misc', 'parse_url', array($href));
                    if ($parsed['scheme'] === '' || preg_match('/^(http(s)|feed)?$/i', $parsed['scheme']))
                    {
                         if ($this->base_location < $link->getLineNo())
                         {
                              $href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->base));
                         }
                         else
                         {
                              $href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->http_base));
                         }
                         if ($href === false)
                         {
                              continue;
                         }
                         $current = $this->registry->call('Misc', 'parse_url', array($this->file->url));
                         if ($parsed['authority'] === '' || $parsed['authority'] === $current['authority'])
                         {
                              $this->local[] = $href;
                         }
                         else
                         {
                              $this->elsewhere[] = $href;
                         }
                    }
               }
          }
          $this->local = array_unique($this->local);
          $this->elsewhere = array_unique($this->elsewhere);
          if (!empty($this->local) || !empty($this->elsewhere))
          {
               return true;
          }
          return null;
     }
     public function extension(&$array)
     {
          foreach ($array as $key => $value)
          {
               if ($this->checked_feeds === $this->max_checked_feeds)
               {
                    break;
               }
               if (in_array(strtolower(strrchr($value, '.')), array('.rss', '.rdf', '.atom', '.xml')))
               {
                    $this->checked_feeds++;
                    $headers = array(
                         'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
                    );
                    $feed = $this->registry->create('File', array($value, $this->timeout, 5, $headers, $this->useragent));
                    if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed))
                    {
                         return $feed;
                    }
                    else
                    {
                         unset($array[$key]);
                    }
               }
          }
          return null;
     }
     public function body(&$array)
     {
          foreach ($array as $key => $value)
          {
               if ($this->checked_feeds === $this->max_checked_feeds)
               {
                    break;
               }
               if (preg_match('/(rss|rdf|atom|xml)/i', $value))
               {
                    $this->checked_feeds++;
                    $headers = array(
                         'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
                    );
                    $feed = $this->registry->create('File', array($value, $this->timeout, 5, null, $this->useragent));
                    if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed))
                    {
                         return $feed;
                    }
                    else
                    {
                         unset($array[$key]);
                    }
               }
          }
          return null;
     }
}
class SimplePie_Misc
{
     public static function time_hms($seconds)
     {
          $time = '';
          $hours = floor($seconds / 3600);
          $remainder = $seconds % 3600;
          if ($hours > 0)
          {
               $time .= $hours.':';
          }
          $minutes = floor($remainder / 60);
          $seconds = $remainder % 60;
          if ($minutes < 10 && $hours > 0)
          {
               $minutes = '0' . $minutes;
          }
          if ($seconds < 10)
          {
               $seconds = '0' . $seconds;
          }
          $time .= $minutes.':';
          $time .= $seconds;
          return $time;
     }
     public static function absolutize_url($relative, $base)
     {
          $iri = SimplePie_IRI::absolutize(new SimplePie_IRI($base), $relative);
          if ($iri === false)
          {
               return false;
          }
          return $iri->get_uri();
     }
     
     public static function get_element($realname, $string)
     {
          $return = array();
          $name = preg_quote($realname, '/');
          if (preg_match_all("/<($name)" . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . "(>(.*)<\/$name>|(\/)?>)/siU", $string, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE))
          {
               for ($i = 0, $total_matches = count($matches); $i < $total_matches; $i++)
               {
                    $return[$i]['tag'] = $realname;
                    $return[$i]['full'] = $matches[$i][0][0];
                    $return[$i]['offset'] = $matches[$i][0][1];
                    if (strlen($matches[$i][3][0]) <= 2)
                    {
                         $return[$i]['self_closing'] = true;
                    }
                    else
                    {
                         $return[$i]['self_closing'] = false;
                         $return[$i]['content'] = $matches[$i][4][0];
                    }
                    $return[$i]['attribs'] = array();
                    if (isset($matches[$i][2][0]) && preg_match_all('/[\x09\x0A\x0B\x0C\x0D\x20]+([^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*)(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"([^"]*)"|\'([^\']*)\'|([^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?/', ' ' . $matches[$i][2][0] . ' ', $attribs, PREG_SET_ORDER))
                    {
                         for ($j = 0, $total_attribs = count($attribs); $j < $total_attribs; $j++)
                         {
                              if (count($attribs[$j]) === 2)
                              {
                                   $attribs[$j][2] = $attribs[$j][1];
                              }
                              $return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]), 'UTF-8');
                         }
                    }
               }
          }
          return $return;
     }
     public static function element_implode($element)
     {
          $full = "<$element[tag]";
          foreach ($element['attribs'] as $key => $value)
          {
               $key = strtolower($key);
               $full .= " $key=\"" . htmlspecialchars($value['data']) . '"';
          }
          if ($element['self_closing'])
          {
               $full .= ' />';
          }
          else
          {
               $full .= ">$element[content]</$element[tag]>";
          }
          return $full;
     }
     public static function error($message, $level, $file, $line)
     {
          if ((ini_get('error_reporting') & $level) > 0)
          {
               switch ($level)
               {
                    case E_USER_ERROR:
                         $note = 'PHP Error';
                         break;
                    case E_USER_WARNING:
                         $note = 'PHP Warning';
                         break;
                    case E_USER_NOTICE:
                         $note = 'PHP Notice';
                         break;
                    default:
                         $note = 'Unknown Error';
                         break;
               }
               $log_error = true;
               if (!function_exists('error_log'))
               {
                    $log_error = false;
               }
               $log_file = @ini_get('error_log');
               if (!empty($log_file) && ('syslog' !== $log_file) && !@is_writable($log_file))
               {
                    $log_error = false;
               }
               if ($log_error)
               {
                    @error_log("$note: $message in $file on line $line", 0);
               }
          }
          return $message;
     }
     public static function fix_protocol($url, $http = 1)
     {
          $url = SimplePie_Misc::normalize_url($url);
          $parsed = SimplePie_Misc::parse_url($url);
          if ($parsed['scheme'] !== '' && $parsed['scheme'] !== 'http' && $parsed['scheme'] !== 'https')
          {
               return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['authority'], $parsed['path'], $parsed['query'], $parsed['fragment']), $http);
          }
          if ($parsed['scheme'] === '' && $parsed['authority'] === '' && !file_exists($url))
          {
               return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['path'], '', $parsed['query'], $parsed['fragment']), $http);
          }
          if ($http === 2 && $parsed['scheme'] !== '')
          {
               return "feed:$url";
          }
          elseif ($http === 3 && strtolower($parsed['scheme']) === 'http')
          {
               return substr_replace($url, 'podcast', 0, 4);
          }
          elseif ($http === 4 && strtolower($parsed['scheme']) === 'http')
          {
               return substr_replace($url, 'itpc', 0, 4);
          }
          else
          {
               return $url;
          }
     }
     public static function parse_url($url)
     {
          $iri = new SimplePie_IRI($url);
          return array(
               'scheme' => (string) $iri->scheme,
               'authority' => (string) $iri->authority,
               'path' => (string) $iri->path,
               'query' => (string) $iri->query,
               'fragment' => (string) $iri->fragment
          );
     }
     public static function compress_parse_url($scheme = '', $authority = '', $path = '', $query = '', $fragment = '')
     {
          $iri = new SimplePie_IRI('');
          $iri->scheme = $scheme;
          $iri->authority = $authority;
          $iri->path = $path;
          $iri->query = $query;
          $iri->fragment = $fragment;
          return $iri->get_uri();
     }
     public static function normalize_url($url)
     {
          $iri = new SimplePie_IRI($url);
          return $iri->get_uri();
     }
     public static function percent_encoding_normalization($match)
     {
          $integer = hexdec($match[1]);
          if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer === 0x2D || $integer === 0x2E || $integer === 0x5F || $integer === 0x7E)
          {
               return chr($integer);
          }
          else
          {
               return strtoupper($match[0]);
          }
     }
     
     public static function windows_1252_to_utf8($string)
     {
          static $convert_table = array("\x80" => "\xE2\x82\xAC", "\x81" => "\xEF\xBF\xBD", "\x82" => "\xE2\x80\x9A", "\x83" => "\xC6\x92", "\x84" => "\xE2\x80\x9E", "\x85" => "\xE2\x80\xA6", "\x86" => "\xE2\x80\xA0", "\x87" => "\xE2\x80\xA1", "\x88" => "\xCB\x86", "\x89" => "\xE2\x80\xB0", "\x8A" => "\xC5\xA0", "\x8B" => "\xE2\x80\xB9", "\x8C" => "\xC5\x92", "\x8D" => "\xEF\xBF\xBD", "\x8E" => "\xC5\xBD", "\x8F" => "\xEF\xBF\xBD", "\x90" => "\xEF\xBF\xBD", "\x91" => "\xE2\x80\x98", "\x92" => "\xE2\x80\x99", "\x93" => "\xE2\x80\x9C", "\x94" => "\xE2\x80\x9D", "\x95" => "\xE2\x80\xA2", "\x96" => "\xE2\x80\x93", "\x97" => "\xE2\x80\x94", "\x98" => "\xCB\x9C", "\x99" => "\xE2\x84\xA2", "\x9A" => "\xC5\xA1", "\x9B" => "\xE2\x80\xBA", "\x9C" => "\xC5\x93", "\x9D" => "\xEF\xBF\xBD", "\x9E" => "\xC5\xBE", "\x9F" => "\xC5\xB8", "\xA0" => "\xC2\xA0", "\xA1" => "\xC2\xA1", "\xA2" => "\xC2\xA2", "\xA3" => "\xC2\xA3", "\xA4" => "\xC2\xA4", "\xA5" => "\xC2\xA5", "\xA6" => "\xC2\xA6", "\xA7" => "\xC2\xA7", "\xA8" => "\xC2\xA8", "\xA9" => "\xC2\xA9", "\xAA" => "\xC2\xAA", "\xAB" => "\xC2\xAB", "\xAC" => "\xC2\xAC", "\xAD" => "\xC2\xAD", "\xAE" => "\xC2\xAE", "\xAF" => "\xC2\xAF", "\xB0" => "\xC2\xB0", "\xB1" => "\xC2\xB1", "\xB2" => "\xC2\xB2", "\xB3" => "\xC2\xB3", "\xB4" => "\xC2\xB4", "\xB5" => "\xC2\xB5", "\xB6" => "\xC2\xB6", "\xB7" => "\xC2\xB7", "\xB8" => "\xC2\xB8", "\xB9" => "\xC2\xB9", "\xBA" => "\xC2\xBA", "\xBB" => "\xC2\xBB", "\xBC" => "\xC2\xBC", "\xBD" => "\xC2\xBD", "\xBE" => "\xC2\xBE", "\xBF" => "\xC2\xBF", "\xC0" => "\xC3\x80", "\xC1" => "\xC3\x81", "\xC2" => "\xC3\x82", "\xC3" => "\xC3\x83", "\xC4" => "\xC3\x84", "\xC5" => "\xC3\x85", "\xC6" => "\xC3\x86", "\xC7" => "\xC3\x87", "\xC8" => "\xC3\x88", "\xC9" => "\xC3\x89", "\xCA" => "\xC3\x8A", "\xCB" => "\xC3\x8B", "\xCC" => "\xC3\x8C", "\xCD" => "\xC3\x8D", "\xCE" => "\xC3\x8E", "\xCF" => "\xC3\x8F", "\xD0" => "\xC3\x90", "\xD1" => "\xC3\x91", "\xD2" => "\xC3\x92", "\xD3" => "\xC3\x93", "\xD4" => "\xC3\x94", "\xD5" => "\xC3\x95", "\xD6" => "\xC3\x96", "\xD7" => "\xC3\x97", "\xD8" => "\xC3\x98", "\xD9" => "\xC3\x99", "\xDA" => "\xC3\x9A", "\xDB" => "\xC3\x9B", "\xDC" => "\xC3\x9C", "\xDD" => "\xC3\x9D", "\xDE" => "\xC3\x9E", "\xDF" => "\xC3\x9F", "\xE0" => "\xC3\xA0", "\xE1" => "\xC3\xA1", "\xE2" => "\xC3\xA2", "\xE3" => "\xC3\xA3", "\xE4" => "\xC3\xA4", "\xE5" => "\xC3\xA5", "\xE6" => "\xC3\xA6", "\xE7" => "\xC3\xA7", "\xE8" => "\xC3\xA8", "\xE9" => "\xC3\xA9", "\xEA" => "\xC3\xAA", "\xEB" => "\xC3\xAB", "\xEC" => "\xC3\xAC", "\xED" => "\xC3\xAD", "\xEE" => "\xC3\xAE", "\xEF" => "\xC3\xAF", "\xF0" => "\xC3\xB0", "\xF1" => "\xC3\xB1", "\xF2" => "\xC3\xB2", "\xF3" => "\xC3\xB3", "\xF4" => "\xC3\xB4", "\xF5" => "\xC3\xB5", "\xF6" => "\xC3\xB6", "\xF7" => "\xC3\xB7", "\xF8" => "\xC3\xB8", "\xF9" => "\xC3\xB9", "\xFA" => "\xC3\xBA", "\xFB" => "\xC3\xBB", "\xFC" => "\xC3\xBC", "\xFD" => "\xC3\xBD", "\xFE" => "\xC3\xBE", "\xFF" => "\xC3\xBF");
          return strtr($string, $convert_table);
     }
     
     public static function change_encoding($data, $input, $output)
     {
          $input = SimplePie_Misc::encoding($input);
          $output = SimplePie_Misc::encoding($output);
          // We fail to fail on non US-ASCII bytes
          if ($input === 'US-ASCII')
          {
               static $non_ascii_octects = '';
               if (!$non_ascii_octects)
               {
                    for ($i = 0x80; $i <= 0xFF; $i++)
                    {
                         $non_ascii_octects .= chr($i);
                    }
               }
               $data = substr($data, 0, strcspn($data, $non_ascii_octects));
          }
          // This is first, as behaviour of this is completely predictable
          if ($input === 'windows-1252' && $output === 'UTF-8')
          {
               return SimplePie_Misc::windows_1252_to_utf8($data);
          }
          // This is second, as behaviour of this varies only with PHP version (the middle part of this expression checks the encoding is supported).
          elseif (function_exists('mb_convert_encoding') && ($return = SimplePie_Misc::change_encoding_mbstring($data, $input, $output)))
          {
               return $return;
          }
          // This is last, as behaviour of this varies with OS userland and PHP version
          elseif (function_exists('iconv') && ($return = SimplePie_Misc::change_encoding_iconv($data, $input, $output)))
          {
               return $return;
          }
          // If we can't do anything, just fail
          else
          {
               return false;
          }
     }
     protected static function change_encoding_mbstring($data, $input, $output)
     {
          if ($input === 'windows-949')
          {
               $input = 'EUC-KR';
          }
          if ($output === 'windows-949')
          {
               $output = 'EUC-KR';
          }
          if ($input === 'Windows-31J')
          {
               $input = 'SJIS';
          }
          if ($output === 'Windows-31J')
          {
               $output = 'SJIS';
          }
          // Check that the encoding is supported
          if (@mb_convert_encoding("\x80", 'UTF-16BE', $input) === "\x00\x80")
          {
               return false;
          }
          if (!in_array($input, mb_list_encodings()))
          {
               return false;
          }
          // Let's do some conversion
          if ($return = @mb_convert_encoding($data, $output, $input))
          {
               return $return;
          }
          return false;
     }
     protected static function change_encoding_iconv($data, $input, $output)
     {
          return @iconv($input, $output, $data);
     }
     
     public static function encoding($charset)
     {
          // Normalization from UTS #22
          switch (strtolower(preg_replace('/(?:[^a-zA-Z0-9]+|([^0-9])0+)/', '\1', $charset)))
          {
               case 'adobestandardencoding':
               case 'csadobestandardencoding':
                    return 'Adobe-Standard-Encoding';
               case 'adobesymbolencoding':
               case 'cshppsmath':
                    return 'Adobe-Symbol-Encoding';
               case 'ami1251':
               case 'amiga1251':
                    return 'Amiga-1251';
               case 'ansix31101983':
               case 'csat5001983':
               case 'csiso99naplps':
               case 'isoir99':
               case 'naplps':
                    return 'ANSI_X3.110-1983';
               case 'arabic7':
               case 'asmo449':
               case 'csiso89asmo449':
               case 'iso9036':
               case 'isoir89':
                    return 'ASMO_449';
               case 'big5':
               case 'csbig5':
                    return 'Big5';
               case 'big5hkscs':
                    return 'Big5-HKSCS';
               case 'bocu1':
               case 'csbocu1':
                    return 'BOCU-1';
               case 'brf':
               case 'csbrf':
                    return 'BRF';
               case 'bs4730':
               case 'csiso4unitedkingdom':
               case 'gb':
               case 'iso646gb':
               case 'isoir4':
               case 'uk':
                    return 'BS_4730';
               case 'bsviewdata':
               case 'csiso47bsviewdata':
               case 'isoir47':
                    return 'BS_viewdata';
               case 'cesu8':
               case 'cscesu8':
                    return 'CESU-8';
               case 'ca':
               case 'csa71':
               case 'csaz243419851':
               case 'csiso121canadian1':
               case 'iso646ca':
               case 'isoir121':
                    return 'CSA_Z243.4-1985-1';
               case 'csa72':
               case 'csaz243419852':
               case 'csiso122canadian2':
               case 'iso646ca2':
               case 'isoir122':
                    return 'CSA_Z243.4-1985-2';
               case 'csaz24341985gr':
               case 'csiso123csaz24341985gr':
               case 'isoir123':
                    return 'CSA_Z243.4-1985-gr';
               case 'csiso139csn369103':
               case 'csn369103':
               case 'isoir139':
                    return 'CSN_369103';
               case 'csdecmcs':
               case 'dec':
               case 'decmcs':
                    return 'DEC-MCS';
               case 'csiso21german':
               case 'de':
               case 'din66003':
               case 'iso646de':
               case 'isoir21':
                    return 'DIN_66003';
               case 'csdkus':
               case 'dkus':
                    return 'dk-us';
               case 'csiso646danish':
               case 'dk':
               case 'ds2089':
               case 'iso646dk':
                    return 'DS_2089';
               case 'csibmebcdicatde':
               case 'ebcdicatde':
                    return 'EBCDIC-AT-DE';
               case 'csebcdicatdea':
               case 'ebcdicatdea':
                    return 'EBCDIC-AT-DE-A';
               case 'csebcdiccafr':
               case 'ebcdiccafr':
                    return 'EBCDIC-CA-FR';
               case 'csebcdicdkno':
               case 'ebcdicdkno':
                    return 'EBCDIC-DK-NO';
               case 'csebcdicdknoa':
               case 'ebcdicdknoa':
                    return 'EBCDIC-DK-NO-A';
               case 'csebcdices':
               case 'ebcdices':
                    return 'EBCDIC-ES';
               case 'csebcdicesa':
               case 'ebcdicesa':
                    return 'EBCDIC-ES-A';
               case 'csebcdicess':
               case 'ebcdicess':
                    return 'EBCDIC-ES-S';
               case 'csebcdicfise':
               case 'ebcdicfise':
                    return 'EBCDIC-FI-SE';
               case 'csebcdicfisea':
               case 'ebcdicfisea':
                    return 'EBCDIC-FI-SE-A';
               case 'csebcdicfr':
               case 'ebcdicfr':
                    return 'EBCDIC-FR';
               case 'csebcdicit':
               case 'ebcdicit':
                    return 'EBCDIC-IT';
               case 'csebcdicpt':
               case 'ebcdicpt':
                    return 'EBCDIC-PT';
               case 'csebcdicuk':
               case 'ebcdicuk':
                    return 'EBCDIC-UK';
               case 'csebcdicus':
               case 'ebcdicus':
                    return 'EBCDIC-US';
               case 'csiso111ecmacyrillic':
               case 'ecmacyrillic':
               case 'isoir111':
               case 'koi8e':
                    return 'ECMA-cyrillic';
               case 'csiso17spanish':
               case 'es':
               case 'iso646es':
               case 'isoir17':
                    return 'ES';
               case 'csiso85spanish2':
               case 'es2':
               case 'iso646es2':
               case 'isoir85':
                    return 'ES2';
               case 'cseucpkdfmtjapanese':
               case 'eucjp':
               case 'extendedunixcodepackedformatforjapanese':
                    return 'EUC-JP';
               case 'cseucfixwidjapanese':
               case 'extendedunixcodefixedwidthforjapanese':
                    return 'Extended_UNIX_Code_Fixed_Width_for_Japanese';
               case 'gb18030':
                    return 'GB18030';
               case 'chinese':
               case 'cp936':
               case 'csgb2312':
               case 'csiso58gb231280':
               case 'gb2312':
               case 'gb231280':
               case 'gbk':
               case 'isoir58':
               case 'ms936':
               case 'windows936':
                    return 'GBK';
               case 'cn':
               case 'csiso57gb1988':
               case 'gb198880':
               case 'iso646cn':
               case 'isoir57':
                    return 'GB_1988-80';
               case 'csiso153gost1976874':
               case 'gost1976874':
               case 'isoir153':
               case 'stsev35888':
                    return 'GOST_19768-74';
               case 'csiso150':
               case 'csiso150greekccitt':
               case 'greekccitt':
               case 'isoir150':
                    return 'greek-ccitt';
               case 'csiso88greek7':
               case 'greek7':
               case 'isoir88':
                    return 'greek7';
               case 'csiso18greek7old':
               case 'greek7old':
               case 'isoir18':
                    return 'greek7-old';
               case 'cshpdesktop':
               case 'hpdesktop':
                    return 'HP-DeskTop';
               case 'cshplegal':
               case 'hplegal':
                    return 'HP-Legal';
               case 'cshpmath8':
               case 'hpmath8':
                    return 'HP-Math8';
               case 'cshppifont':
               case 'hppifont':
                    return 'HP-Pi-font';
               case 'cshproman8':
               case 'hproman8':
               case 'r8':
               case 'roman8':
                    return 'hp-roman8';
               case 'hzgb2312':
                    return 'HZ-GB-2312';
               case 'csibmsymbols':
               case 'ibmsymbols':
                    return 'IBM-Symbols';
               case 'csibmthai':
               case 'ibmthai':
                    return 'IBM-Thai';
               case 'cp37':
               case 'csibm37':
               case 'ebcdiccpca':
               case 'ebcdiccpnl':
               case 'ebcdiccpus':
               case 'ebcdiccpwt':
               case 'ibm37':
                    return 'IBM037';
               case 'cp38':
               case 'csibm38':
               case 'ebcdicint':
               case 'ibm38':
                    return 'IBM038';
               case 'cp273':
               case 'csibm273':
               case 'ibm273':
                    return 'IBM273';
               case 'cp274':
               case 'csibm274':
               case 'ebcdicbe':
               case 'ibm274':
                    return 'IBM274';
               case 'cp275':
               case 'csibm275':
               case 'ebcdicbr':
               case 'ibm275':
                    return 'IBM275';
               case 'csibm277':
               case 'ebcdiccpdk':
               case 'ebcdiccpno':
               case 'ibm277':
                    return 'IBM277';
               case 'cp278':
               case 'csibm278':
               case 'ebcdiccpfi':
               case 'ebcdiccpse':
               case 'ibm278':
                    return 'IBM278';
               case 'cp280':
               case 'csibm280':
               case 'ebcdiccpit':
               case 'ibm280':
                    return 'IBM280';
               case 'cp281':
               case 'csibm281':
               case 'ebcdicjpe':
               case 'ibm281':
                    return 'IBM281';
               case 'cp284':
               case 'csibm284':
               case 'ebcdiccpes':
               case 'ibm284':
                    return 'IBM284';
               case 'cp285':
               case 'csibm285':
               case 'ebcdiccpgb':
               case 'ibm285':
                    return 'IBM285';
               case 'cp290':
               case 'csibm290':
               case 'ebcdicjpkana':
               case 'ibm290':
                    return 'IBM290';
               case 'cp297':
               case 'csibm297':
               case 'ebcdiccpfr':
               case 'ibm297':
                    return 'IBM297';
               case 'cp420':
               case 'csibm420':
               case 'ebcdiccpar1':
               case 'ibm420':
                    return 'IBM420';
               case 'cp423':
               case 'csibm423':
               case 'ebcdiccpgr':
               case 'ibm423':
                    return 'IBM423';
               case 'cp424':
               case 'csibm424':
               case 'ebcdiccphe':
               case 'ibm424':
                    return 'IBM424';
               case '437':
               case 'cp437':
               case 'cspc8codepage437':
               case 'ibm437':
                    return 'IBM437';
               case 'cp500':
               case 'csibm500':
               case 'ebcdiccpbe':
               case 'ebcdiccpch':
               case 'ibm500':
                    return 'IBM500';
               case 'cp775':
               case 'cspc775baltic':
               case 'ibm775':
                    return 'IBM775';
               case '850':
               case 'cp850':
               case 'cspc850multilingual':
               case 'ibm850':
                    return 'IBM850';
               case '851':
               case 'cp851':
               case 'csibm851':
               case 'ibm851':
                    return 'IBM851';
               case '852':
               case 'cp852':
               case 'cspcp852':
               case 'ibm852':
                    return 'IBM852';
               case '855':
               case 'cp855':
               case 'csibm855':
               case 'ibm855':
                    return 'IBM855';
               case '857':
               case 'cp857':
               case 'csibm857':
               case 'ibm857':
                    return 'IBM857';
               case 'ccsid858':
               case 'cp858':
               case 'ibm858':
               case 'pcmultilingual850euro':
                    return 'IBM00858';
               case '860':
               case 'cp860':
               case 'csibm860':
               case 'ibm860':
                    return 'IBM860';
               case '861':
               case 'cp861':
               case 'cpis':
               case 'csibm861':
               case 'ibm861':
                    return 'IBM861';
               case '862':
               case 'cp862':
               case 'cspc862latinhebrew':
               case 'ibm862':
                    return 'IBM862';
               case '863':
               case 'cp863':
               case 'csibm863':
               case 'ibm863':
                    return 'IBM863';
               case 'cp864':
               case 'csibm864':
               case 'ibm864':
                    return 'IBM864';
               case '865':
               case 'cp865':
               case 'csibm865':
               case 'ibm865':
                    return 'IBM865';
               case '866':
               case 'cp866':
               case 'csibm866':
               case 'ibm866':
                    return 'IBM866';
               case 'cp868':
               case 'cpar':
               case 'csibm868':
               case 'ibm868':
                    return 'IBM868';
               case '869':
               case 'cp869':
               case 'cpgr':
               case 'csibm869':
               case 'ibm869':
                    return 'IBM869';
               case 'cp870':
               case 'csibm870':
               case 'ebcdiccproece':
               case 'ebcdiccpyu':
               case 'ibm870':
                    return 'IBM870';
               case 'cp871':
               case 'csibm871':
               case 'ebcdiccpis':
               case 'ibm871':
                    return 'IBM871';
               case 'cp880':
               case 'csibm880':
               case 'ebcdiccyrillic':
               case 'ibm880':
                    return 'IBM880';
               case 'cp891':
               case 'csibm891':
               case 'ibm891':
                    return 'IBM891';
               case 'cp903':
               case 'csibm903':
               case 'ibm903':
                    return 'IBM903';
               case '904':
               case 'cp904':
               case 'csibbm904':
               case 'ibm904':
                    return 'IBM904';
               case 'cp905':
               case 'csibm905':
               case 'ebcdiccptr':
               case 'ibm905':
                    return 'IBM905';
               case 'cp918':
               case 'csibm918':
               case 'ebcdiccpar2':
               case 'ibm918':
                    return 'IBM918';
               case 'ccsid924':
               case 'cp924':
               case 'ebcdiclatin9euro':
               case 'ibm924':
                    return 'IBM00924';
               case 'cp1026':
               case 'csibm1026':
               case 'ibm1026':
                    return 'IBM1026';
               case 'ibm1047':
                    return 'IBM1047';
               case 'ccsid1140':
               case 'cp1140':
               case 'ebcdicus37euro':
               case 'ibm1140':
                    return 'IBM01140';
               case 'ccsid1141':
               case 'cp1141':
               case 'ebcdicde273euro':
               case 'ibm1141':
                    return 'IBM01141';
               case 'ccsid1142':
               case 'cp1142':
               case 'ebcdicdk277euro':
               case 'ebcdicno277euro':
               case 'ibm1142':
                    return 'IBM01142';
               case 'ccsid1143':
               case 'cp1143':
               case 'ebcdicfi278euro':
               case 'ebcdicse278euro':
               case 'ibm1143':
                    return 'IBM01143';
               case 'ccsid1144':
               case 'cp1144':
               case 'ebcdicit280euro':
               case 'ibm1144':
                    return 'IBM01144';
               case 'ccsid1145':
               case 'cp1145':
               case 'ebcdices284euro':
               case 'ibm1145':
                    return 'IBM01145';
               case 'ccsid1146':
               case 'cp1146':
               case 'ebcdicgb285euro':
               case 'ibm1146':
                    return 'IBM01146';
               case 'ccsid1147':
               case 'cp1147':
               case 'ebcdicfr297euro':
               case 'ibm1147':
                    return 'IBM01147';
               case 'ccsid1148':
               case 'cp1148':
               case 'ebcdicinternational500euro':
               case 'ibm1148':
                    return 'IBM01148';
               case 'ccsid1149':
               case 'cp1149':
               case 'ebcdicis871euro':
               case 'ibm1149':
                    return 'IBM01149';
               case 'csiso143iecp271':
               case 'iecp271':
               case 'isoir143':
                    return 'IEC_P27-1';
               case 'csiso49inis':
               case 'inis':
               case 'isoir49':
                    return 'INIS';
               case 'csiso50inis8':
               case 'inis8':
               case 'isoir50':
                    return 'INIS-8';
               case 'csiso51iniscyrillic':
               case 'iniscyrillic':
               case 'isoir51':
                    return 'INIS-cyrillic';
               case 'csinvariant':
               case 'invariant':
                    return 'INVARIANT';
               case 'iso2022cn':
                    return 'ISO-2022-CN';
               case 'iso2022cnext':
                    return 'ISO-2022-CN-EXT';
               case 'csiso2022jp':
               case 'iso2022jp':
                    return 'ISO-2022-JP';
               case 'csiso2022jp2':
               case 'iso2022jp2':
                    return 'ISO-2022-JP-2';
               case 'csiso2022kr':
               case 'iso2022kr':
                    return 'ISO-2022-KR';
               case 'cswindows30latin1':
               case 'iso88591windows30latin1':
                    return 'ISO-8859-1-Windows-3.0-Latin-1';
               case 'cswindows31latin1':
               case 'iso88591windows31latin1':
                    return 'ISO-8859-1-Windows-3.1-Latin-1';
               case 'csisolatin2':
               case 'iso88592':
               case 'iso885921987':
               case 'isoir101':
               case 'l2':
               case 'latin2':
                    return 'ISO-8859-2';
               case 'cswindows31latin2':
               case 'iso88592windowslatin2':
                    return 'ISO-8859-2-Windows-Latin-2';
               case 'csisolatin3':
               case 'iso88593':
               case 'iso885931988':
               case 'isoir109':
               case 'l3':
               case 'latin3':
                    return 'ISO-8859-3';
               case 'csisolatin4':
               case 'iso88594':
               case 'iso885941988':
               case 'isoir110':
               case 'l4':
               case 'latin4':
                    return 'ISO-8859-4';
               case 'csisolatincyrillic':
               case 'cyrillic':
               case 'iso88595':
               case 'iso885951988':
               case 'isoir144':
                    return 'ISO-8859-5';
               case 'arabic':
               case 'asmo708':
               case 'csisolatinarabic':
               case 'ecma114':
               case 'iso88596':
               case 'iso885961987':
               case 'isoir127':
                    return 'ISO-8859-6';
               case 'csiso88596e':
               case 'iso88596e':
                    return 'ISO-8859-6-E';
               case 'csiso88596i':
               case 'iso88596i':
                    return 'ISO-8859-6-I';
               case 'csisolatingreek':
               case 'ecma118':
               case 'elot928':
               case 'greek':
               case 'greek8':
               case 'iso88597':
               case 'iso885971987':
               case 'isoir126':
                    return 'ISO-8859-7';
               case 'csisolatinhebrew':
               case 'hebrew':
               case 'iso88598':
               case 'iso885981988':
               case 'isoir138':
                    return 'ISO-8859-8';
               case 'csiso88598e':
               case 'iso88598e':
                    return 'ISO-8859-8-E';
               case 'csiso88598i':
               case 'iso88598i':
                    return 'ISO-8859-8-I';
               case 'cswindows31latin5':
               case 'iso88599windowslatin5':
                    return 'ISO-8859-9-Windows-Latin-5';
               case 'csisolatin6':
               case 'iso885910':
               case 'iso8859101992':
               case 'isoir157':
               case 'l6':
               case 'latin6':
                    return 'ISO-8859-10';
               case 'iso885913':
                    return 'ISO-8859-13';
               case 'iso885914':
               case 'iso8859141998':
               case 'isoceltic':
               case 'isoir199':
               case 'l8':
               case 'latin8':
                    return 'ISO-8859-14';
               case 'iso885915':
               case 'latin9':
                    return 'ISO-8859-15';
               case 'iso885916':
               case 'iso8859162001':
               case 'isoir226':
               case 'l10':
               case 'latin10':
                    return 'ISO-8859-16';
               case 'iso10646j1':
                    return 'ISO-10646-J-1';
               case 'csunicode':
               case 'iso10646ucs2':
                    return 'ISO-10646-UCS-2';
               case 'csucs4':
               case 'iso10646ucs4':
                    return 'ISO-10646-UCS-4';
               case 'csunicodeascii':
               case 'iso10646ucsbasic':
                    return 'ISO-10646-UCS-Basic';
               case 'csunicodelatin1':
               case 'iso10646':
               case 'iso10646unicodelatin1':
                    return 'ISO-10646-Unicode-Latin1';
               case 'csiso10646utf1':
               case 'iso10646utf1':
                    return 'ISO-10646-UTF-1';
               case 'csiso115481':
               case 'iso115481':
               case 'isotr115481':
                    return 'ISO-11548-1';
               case 'csiso90':
               case 'isoir90':
                    return 'iso-ir-90';
               case 'csunicodeibm1261':
               case 'isounicodeibm1261':
                    return 'ISO-Unicode-IBM-1261';
               case 'csunicodeibm1264':
               case 'isounicodeibm1264':
                    return 'ISO-Unicode-IBM-1264';
               case 'csunicodeibm1265':
               case 'isounicodeibm1265':
                    return 'ISO-Unicode-IBM-1265';
               case 'csunicodeibm1268':
               case 'isounicodeibm1268':
                    return 'ISO-Unicode-IBM-1268';
               case 'csunicodeibm1276':
               case 'isounicodeibm1276':
                    return 'ISO-Unicode-IBM-1276';
               case 'csiso646basic1983':
               case 'iso646basic1983':
               case 'ref':
                    return 'ISO_646.basic:1983';
               case 'csiso2intlrefversion':
               case 'irv':
               case 'iso646irv1983':
               case 'isoir2':
                    return 'ISO_646.irv:1983';
               case 'csiso2033':
               case 'e13b':
               case 'iso20331983':
               case 'isoir98':
                    return 'ISO_2033-1983';
               case 'csiso5427cyrillic':
               case 'iso5427':
               case 'isoir37':
                    return 'ISO_5427';
               case 'iso5427cyrillic1981':
               case 'iso54271981':
               case 'isoir54':
                    return 'ISO_5427:1981';
               case 'csiso5428greek':
               case 'iso54281980':
               case 'isoir55':
                    return 'ISO_5428:1980';
               case 'csiso6937add':
               case 'iso6937225':
               case 'isoir152':
                    return 'ISO_6937-2-25';
               case 'csisotextcomm':
               case 'iso69372add':
               case 'isoir142':
                    return 'ISO_6937-2-add';
               case 'csiso8859supp':
               case 'iso8859supp':
               case 'isoir154':
               case 'latin125':
                    return 'ISO_8859-supp';
               case 'csiso10367box':
               case 'iso10367box':
               case 'isoir155':
                    return 'ISO_10367-box';
               case 'csiso15italian':
               case 'iso646it':
               case 'isoir15':
               case 'it':
                    return 'IT';
               case 'csiso13jisc6220jp':
               case 'isoir13':
               case 'jisc62201969':
               case 'jisc62201969jp':
               case 'katakana':
               case 'x2017':
                    return 'JIS_C6220-1969-jp';
               case 'csiso14jisc6220ro':
               case 'iso646jp':
               case 'isoir14':
               case 'jisc62201969ro':
               case 'jp':
                    return 'JIS_C6220-1969-ro';
               case 'csiso42jisc62261978':
               case 'isoir42':
               case 'jisc62261978':
                    return 'JIS_C6226-1978';
               case 'csiso87jisx208':
               case 'isoir87':
               case 'jisc62261983':
               case 'jisx2081983':
               case 'x208':
                    return 'JIS_C6226-1983';
               case 'csiso91jisc62291984a':
               case 'isoir91':
               case 'jisc62291984a':
               case 'jpocra':
                    return 'JIS_C6229-1984-a';
               case 'csiso92jisc62991984b':
               case 'iso646jpocrb':
               case 'isoir92':
               case 'jisc62291984b':
               case 'jpocrb':
                    return 'JIS_C6229-1984-b';
               case 'csiso93jis62291984badd':
               case 'isoir93':
               case 'jisc62291984badd':
               case 'jpocrbadd':
                    return 'JIS_C6229-1984-b-add';
               case 'csiso94jis62291984hand':
               case 'isoir94':
               case 'jisc62291984hand':
               case 'jpocrhand':
                    return 'JIS_C6229-1984-hand';
               case 'csiso95jis62291984handadd':
               case 'isoir95':
               case 'jisc62291984handadd':
               case 'jpocrhandadd':
                    return 'JIS_C6229-1984-hand-add';
               case 'csiso96jisc62291984kana':
               case 'isoir96':
               case 'jisc62291984kana':
                    return 'JIS_C6229-1984-kana';
               case 'csjisencoding':
               case 'jisencoding':
                    return 'JIS_Encoding';
               case 'cshalfwidthkatakana':
               case 'jisx201':
               case 'x201':
                    return 'JIS_X0201';
               case 'csiso159jisx2121990':
               case 'isoir159':
               case 'jisx2121990':
               case 'x212':
                    return 'JIS_X0212-1990';
               case 'csiso141jusib1002':
               case 'iso646yu':
               case 'isoir141':
               case 'js':
               case 'jusib1002':
               case 'yu':
                    return 'JUS_I.B1.002';
               case 'csiso147macedonian':
               case 'isoir147':
               case 'jusib1003mac':
               case 'macedonian':
                    return 'JUS_I.B1.003-mac';
               case 'csiso146serbian':
               case 'isoir146':
               case 'jusib1003serb':
               case 'serbian':
                    return 'JUS_I.B1.003-serb';
               case 'koi7switched':
                    return 'KOI7-switched';
               case 'cskoi8r':
               case 'koi8r':
                    return 'KOI8-R';
               case 'koi8u':
                    return 'KOI8-U';
               case 'csksc5636':
               case 'iso646kr':
               case 'ksc5636':
                    return 'KSC5636';
               case 'cskz1048':
               case 'kz1048':
               case 'rk1048':
               case 'strk10482002':
                    return 'KZ-1048';
               case 'csiso19latingreek':
               case 'isoir19':
               case 'latingreek':
                    return 'latin-greek';
               case 'csiso27latingreek1':
               case 'isoir27':
               case 'latingreek1':
                    return 'Latin-greek-1';
               case 'csiso158lap':
               case 'isoir158':
               case 'lap':
               case 'latinlap':
                    return 'latin-lap';
               case 'csmacintosh':
               case 'mac':
               case 'macintosh':
                    return 'macintosh';
               case 'csmicrosoftpublishing':
               case 'microsoftpublishing':
                    return 'Microsoft-Publishing';
               case 'csmnem':
               case 'mnem':
                    return 'MNEM';
               case 'csmnemonic':
               case 'mnemonic':
                    return 'MNEMONIC';
               case 'csiso86hungarian':
               case 'hu':
               case 'iso646hu':
               case 'isoir86':
               case 'msz77953':
                    return 'MSZ_7795.3';
               case 'csnatsdano':
               case 'isoir91':
               case 'natsdano':
                    return 'NATS-DANO';
               case 'csnatsdanoadd':
               case 'isoir92':
               case 'natsdanoadd':
                    return 'NATS-DANO-ADD';
               case 'csnatssefi':
               case 'isoir81':
               case 'natssefi':
                    return 'NATS-SEFI';
               case 'csnatssefiadd':
               case 'isoir82':
               case 'natssefiadd':
                    return 'NATS-SEFI-ADD';
               case 'csiso151cuba':
               case 'cuba':
               case 'iso646cu':
               case 'isoir151':
               case 'ncnc1081':
                    return 'NC_NC00-10:81';
               case 'csiso69french':
               case 'fr':
               case 'iso646fr':
               case 'isoir69':
               case 'nfz62010':
                    return 'NF_Z_62-010';
               case 'csiso25french':
               case 'iso646fr1':
               case 'isoir25':
               case 'nfz620101973':
                    return 'NF_Z_62-010_(1973)';
               case 'csiso60danishnorwegian':
               case 'csiso60norwegian1':
               case 'iso646no':
               case 'isoir60':
               case 'no':
               case 'ns45511':
                    return 'NS_4551-1';
               case 'csiso61norwegian2':
               case 'iso646no2':
               case 'isoir61':
               case 'no2':
               case 'ns45512':
                    return 'NS_4551-2';
               case 'osdebcdicdf3irv':
                    return 'OSD_EBCDIC_DF03_IRV';
               case 'osdebcdicdf41':
                    return 'OSD_EBCDIC_DF04_1';
               case 'osdebcdicdf415':
                    return 'OSD_EBCDIC_DF04_15';
               case 'cspc8danishnorwegian':
               case 'pc8danishnorwegian':
                    return 'PC8-Danish-Norwegian';
               case 'cspc8turkish':
               case 'pc8turkish':
                    return 'PC8-Turkish';
               case 'csiso16portuguese':
               case 'iso646pt':
               case 'isoir16':
               case 'pt':
                    return 'PT';
               case 'csiso84portuguese2':
               case 'iso646pt2':
               case 'isoir84':
               case 'pt2':
                    return 'PT2';
               case 'cp154':
               case 'csptcp154':
               case 'cyrillicasian':
               case 'pt154':
               case 'ptcp154':
                    return 'PTCP154';
               case 'scsu':
                    return 'SCSU';
               case 'csiso10swedish':
               case 'fi':
               case 'iso646fi':
               case 'iso646se':
               case 'isoir10':
               case 'se':
               case 'sen850200b':
                    return 'SEN_850200_B';
               case 'csiso11swedishfornames':
               case 'iso646se2':
               case 'isoir11':
               case 'se2':
               case 'sen850200c':
                    return 'SEN_850200_C';
               case 'csiso102t617bit':
               case 'isoir102':
               case 't617bit':
                    return 'T.61-7bit';
               case 'csiso103t618bit':
               case 'isoir103':
               case 't61':
               case 't618bit':
                    return 'T.61-8bit';
               case 'csiso128t101g2':
               case 'isoir128':
               case 't101g2':
                    return 'T.101-G2';
               case 'cstscii':
               case 'tscii':
                    return 'TSCII';
               case 'csunicode11':
               case 'unicode11':
                    return 'UNICODE-1-1';
               case 'csunicode11utf7':
               case 'unicode11utf7':
                    return 'UNICODE-1-1-UTF-7';
               case 'csunknown8bit':
               case 'unknown8bit':
                    return 'UNKNOWN-8BIT';
               case 'ansix341968':
               case 'ansix341986':
               case 'ascii':
               case 'cp367':
               case 'csascii':
               case 'ibm367':
               case 'iso646irv1991':
               case 'iso646us':
               case 'isoir6':
               case 'us':
               case 'usascii':
                    return 'US-ASCII';
               case 'csusdk':
               case 'usdk':
                    return 'us-dk';
               case 'utf7':
                    return 'UTF-7';
               case 'utf8':
                    return 'UTF-8';
               case 'utf16':
                    return 'UTF-16';
               case 'utf16be':
                    return 'UTF-16BE';
               case 'utf16le':
                    return 'UTF-16LE';
               case 'utf32':
                    return 'UTF-32';
               case 'utf32be':
                    return 'UTF-32BE';
               case 'utf32le':
                    return 'UTF-32LE';
               case 'csventurainternational':
               case 'venturainternational':
                    return 'Ventura-International';
               case 'csventuramath':
               case 'venturamath':
                    return 'Ventura-Math';
               case 'csventuraus':
               case 'venturaus':
                    return 'Ventura-US';
               case 'csiso70videotexsupp1':
               case 'isoir70':
               case 'videotexsuppl':
                    return 'videotex-suppl';
               case 'csviqr':
               case 'viqr':
                    return 'VIQR';
               case 'csviscii':
               case 'viscii':
                    return 'VISCII';
               case 'csshiftjis':
               case 'cswindows31j':
               case 'mskanji':
               case 'shiftjis':
               case 'windows31j':
                    return 'Windows-31J';
               case 'iso885911':
               case 'tis620':
                    return 'windows-874';
               case 'cseuckr':
               case 'csksc56011987':
               case 'euckr':
               case 'isoir149':
               case 'korean':
               case 'ksc5601':
               case 'ksc56011987':
               case 'ksc56011989':
               case 'windows949':
                    return 'windows-949';
               case 'windows1250':
                    return 'windows-1250';
               case 'windows1251':
                    return 'windows-1251';
               case 'cp819':
               case 'csisolatin1':
               case 'ibm819':
               case 'iso88591':
               case 'iso885911987':
               case 'isoir100':
               case 'l1':
               case 'latin1':
               case 'windows1252':
                    return 'windows-1252';
               case 'windows1253':
                    return 'windows-1253';
               case 'csisolatin5':
               case 'iso88599':
               case 'iso885991989':
               case 'isoir148':
               case 'l5':
               case 'latin5':
               case 'windows1254':
                    return 'windows-1254';
               case 'windows1255':
                    return 'windows-1255';
               case 'windows1256':
                    return 'windows-1256';
               case 'windows1257':
                    return 'windows-1257';
               case 'windows1258':
                    return 'windows-1258';
               default:
                    return $charset;
          }
     }
     public static function get_curl_version()
     {
          if (is_array($curl = curl_version()))
          {
               $curl = $curl['version'];
          }
          elseif (substr($curl, 0, 5) === 'curl/')
          {
               $curl = substr($curl, 5, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 5));
          }
          elseif (substr($curl, 0, 8) === 'libcurl/')
          {
               $curl = substr($curl, 8, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 8));
          }
          else
          {
               $curl = 0;
          }
          return $curl;
     }
     
     public static function strip_comments($data)
     {
          $output = '';
          while (($start = strpos($data, '<!--')) !== false)
          {
               $output .= substr($data, 0, $start);
               if (($end = strpos($data, '-->', $start)) !== false)
               {
                    $data = substr_replace($data, '', 0, $end + 3);
               }
               else
               {
                    $data = '';
               }
          }
          return $output . $data;
     }
     public static function parse_date($dt)
     {
          $parser = SimplePie_Parse_Date::get();
          return $parser->parse($dt);
     }
     
     public static function entities_decode($data)
     {
          $decoder = new SimplePie_Decode_HTML_Entities($data);
          return $decoder->parse();
     }
     
     public static function uncomment_rfc822($string)
     {
          $string = (string) $string;
          $position = 0;
          $length = strlen($string);
          $depth = 0;
          $output = '';
          while ($position < $length && ($pos = strpos($string, '(', $position)) !== false)
          {
               $output .= substr($string, $position, $pos - $position);
               $position = $pos + 1;
               if ($string[$pos - 1] !== '\\')
               {
                    $depth++;
                    while ($depth && $position < $length)
                    {
                         $position += strcspn($string, '()', $position);
                         if ($string[$position - 1] === '\\')
                         {
                              $position++;
                              continue;
                         }
                         elseif (isset($string[$position]))
                         {
                              switch ($string[$position])
                              {
                                   case '(':
                                        $depth++;
                                        break;
                                   case ')':
                                        $depth--;
                                        break;
                              }
                              $position++;
                         }
                         else
                         {
                              break;
                         }
                    }
               }
               else
               {
                    $output .= '(';
               }
          }
          $output .= substr($string, $position);
          return $output;
     }
     public static function parse_mime($mime)
     {
          if (($pos = strpos($mime, ';')) === false)
          {
               return trim($mime);
          }
          else
          {
               return trim(substr($mime, 0, $pos));
          }
     }
     public static function atom_03_construct_type($attribs)
     {
          if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) === 'base64'))
          {
               $mode = SIMPLEPIE_CONSTRUCT_BASE64;
          }
          else
          {
               $mode = SIMPLEPIE_CONSTRUCT_NONE;
          }
          if (isset($attribs['']['type']))
          {
               switch (strtolower(trim($attribs['']['type'])))
               {
                    case 'text':
                    case 'text/plain':
                         return SIMPLEPIE_CONSTRUCT_TEXT | $mode;
                    case 'html':
                    case 'text/html':
                         return SIMPLEPIE_CONSTRUCT_HTML | $mode;
                    case 'xhtml':
                    case 'application/xhtml+xml':
                         return SIMPLEPIE_CONSTRUCT_XHTML | $mode;
                    default:
                         return SIMPLEPIE_CONSTRUCT_NONE | $mode;
               }
          }
          else
          {
               return SIMPLEPIE_CONSTRUCT_TEXT | $mode;
          }
     }
     public static function atom_10_construct_type($attribs)
     {
          if (isset($attribs['']['type']))
          {
               switch (strtolower(trim($attribs['']['type'])))
               {
                    case 'text':
                         return SIMPLEPIE_CONSTRUCT_TEXT;
                    case 'html':
                         return SIMPLEPIE_CONSTRUCT_HTML;
                    case 'xhtml':
                         return SIMPLEPIE_CONSTRUCT_XHTML;
                    default:
                         return SIMPLEPIE_CONSTRUCT_NONE;
               }
          }
          return SIMPLEPIE_CONSTRUCT_TEXT;
     }
     public static function atom_10_content_construct_type($attribs)
     {
          if (isset($attribs['']['type']))
          {
               $type = strtolower(trim($attribs['']['type']));
               switch ($type)
               {
                    case 'text':
                         return SIMPLEPIE_CONSTRUCT_TEXT;
                    case 'html':
                         return SIMPLEPIE_CONSTRUCT_HTML;
                    case 'xhtml':
                         return SIMPLEPIE_CONSTRUCT_XHTML;
               }
               if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) === 'text/')
               {
                    return SIMPLEPIE_CONSTRUCT_NONE;
               }
               else
               {
                    return SIMPLEPIE_CONSTRUCT_BASE64;
               }
          }
          else
          {
               return SIMPLEPIE_CONSTRUCT_TEXT;
          }
     }
     public static function is_isegment_nz_nc($string)
     {
          return (bool) preg_match('/^([A-Za-z0-9\-._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{10000}-\x{1FFFD}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}\x{40000}-\x{4FFFD}\x{50000}-\x{5FFFD}\x{60000}-\x{6FFFD}\x{70000}-\x{7FFFD}\x{80000}-\x{8FFFD}\x{90000}-\x{9FFFD}\x{A0000}-\x{AFFFD}\x{B0000}-\x{BFFFD}\x{C0000}-\x{CFFFD}\x{D0000}-\x{DFFFD}\x{E1000}-\x{EFFFD}!$&\'()*+,;=@]|(%[0-9ABCDEF]{2}))+$/u', $string);
     }
     public static function space_seperated_tokens($string)
     {
          $space_characters = "\x20\x09\x0A\x0B\x0C\x0D";
          $string_length = strlen($string);
          $position = strspn($string, $space_characters);
          $tokens = array();
          while ($position < $string_length)
          {
               $len = strcspn($string, $space_characters, $position);
               $tokens[] = substr($string, $position, $len);
               $position += $len;
               $position += strspn($string, $space_characters, $position);
          }
          return $tokens;
     }
     
     public static function codepoint_to_utf8($codepoint)
     {
          $codepoint = (int) $codepoint;
          if ($codepoint < 0)
          {
               return false;
          }
          else if ($codepoint <= 0x7f)
          {
               return chr($codepoint);
          }
          else if ($codepoint <= 0x7ff)
          {
               return chr(0xc0 | ($codepoint >> 6)) . chr(0x80 | ($codepoint & 0x3f));
          }
          else if ($codepoint <= 0xffff)
          {
               return chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f));
          }
          else if ($codepoint <= 0x10ffff)
          {
               return chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f));
          }
          else
          {
               // U+FFFD REPLACEMENT CHARACTER
               return "\xEF\xBF\xBD";
          }
     }
     
     public static function parse_str($str)
     {
          $return = array();
          $str = explode('&', $str);
          foreach ($str as $section)
          {
               if (strpos($section, '=') !== false)
               {
                    list($name, $value) = explode('=', $section, 2);
                    $return[urldecode($name)][] = urldecode($value);
               }
               else
               {
                    $return[urldecode($section)][] = null;
               }
          }
          return $return;
     }
     
     public static function xml_encoding($data, $registry)
     {
          // UTF-32 Big Endian BOM
          if (substr($data, 0, 4) === "\x00\x00\xFE\xFF")
          {
               $encoding[] = 'UTF-32BE';
          }
          // UTF-32 Little Endian BOM
          elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00")
          {
               $encoding[] = 'UTF-32LE';
          }
          // UTF-16 Big Endian BOM
          elseif (substr($data, 0, 2) === "\xFE\xFF")
          {
               $encoding[] = 'UTF-16BE';
          }
          // UTF-16 Little Endian BOM
          elseif (substr($data, 0, 2) === "\xFF\xFE")
          {
               $encoding[] = 'UTF-16LE';
          }
          // UTF-8 BOM
          elseif (substr($data, 0, 3) === "\xEF\xBB\xBF")
          {
               $encoding[] = 'UTF-8';
          }
          // UTF-32 Big Endian Without BOM
          elseif (substr($data, 0, 20) === "\x00\x00\x00\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C")
          {
               if ($pos = strpos($data, "\x00\x00\x00\x3F\x00\x00\x00\x3E"))
               {
                    $parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32BE', 'UTF-8')));
                    if ($parser->parse())
                    {
                         $encoding[] = $parser->encoding;
                    }
               }
               $encoding[] = 'UTF-32BE';
          }
          // UTF-32 Little Endian Without BOM
          elseif (substr($data, 0, 20) === "\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C\x00\x00\x00")
          {
               if ($pos = strpos($data, "\x3F\x00\x00\x00\x3E\x00\x00\x00"))
               {
                    $parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32LE', 'UTF-8')));
                    if ($parser->parse())
                    {
                         $encoding[] = $parser->encoding;
                    }
               }
               $encoding[] = 'UTF-32LE';
          }
          // UTF-16 Big Endian Without BOM
          elseif (substr($data, 0, 10) === "\x00\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C")
          {
               if ($pos = strpos($data, "\x00\x3F\x00\x3E"))
               {
                    $parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16BE', 'UTF-8')));
                    if ($parser->parse())
                    {
                         $encoding[] = $parser->encoding;
                    }
               }
               $encoding[] = 'UTF-16BE';
          }
          // UTF-16 Little Endian Without BOM
          elseif (substr($data, 0, 10) === "\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C\x00")
          {
               if ($pos = strpos($data, "\x3F\x00\x3E\x00"))
               {
                    $parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16LE', 'UTF-8')));
                    if ($parser->parse())
                    {
                         $encoding[] = $parser->encoding;
                    }
               }
               $encoding[] = 'UTF-16LE';
          }
          // US-ASCII (or superset)
          elseif (substr($data, 0, 5) === "\x3C\x3F\x78\x6D\x6C")
          {
               if ($pos = strpos($data, "\x3F\x3E"))
               {
                    $parser = $registry->create('XML_Declaration_Parser', array(substr($data, 5, $pos - 5)));
                    if ($parser->parse())
                    {
                         $encoding[] = $parser->encoding;
                    }
               }
               $encoding[] = 'UTF-8';
          }
          // Fallback to UTF-8
          else
          {
               $encoding[] = 'UTF-8';
          }
          return $encoding;
     }
     public static function output_javascript()
     {
          if (function_exists('ob_gzhandler'))
          {
               ob_start('ob_gzhandler');
          }
          header('Content-type: text/javascript; charset: UTF-8');
          header('Cache-Control: must-revalidate');
          header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days
          ?>
function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) {
     if (placeholder != '') {
          document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
     }
     else {
          document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
     }
}
function embed_flash(bgcolor, width, height, link, loop, type) {
     document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>');
}
function embed_flv(width, height, link, placeholder, loop, player) {
     document.writeln('<embed src="'+player+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="'+width+'" height="'+height+'" wmode="transparent" flashvars="file='+link+'&autostart=false&repeat='+loop+'&showdigits=true&showfsbutton=false"></embed>');
}
function embed_wmedia(width, height, link) {
     document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>');
}
          <?php
     }
     
     public static function get_build()
     {
          $root = dirname(dirname(__FILE__));
          if (file_exists($root . '/.git/index'))
          {
               return filemtime($root . '/.git/index');
          }
          elseif (file_exists($root . '/SimplePie'))
          {
               $time = 0;
               foreach (glob($root . '/SimplePie/*.php') as $file)
               {
                    if (($mtime = filemtime($file)) > $time)
                    {
                         $time = $mtime;
                    }
               }
               return $time;
          }
          elseif (file_exists(dirname(__FILE__) . '/Core.php'))
          {
               return filemtime(dirname(__FILE__) . '/Core.php');
          }
          else
          {
               return filemtime(__FILE__);
          }
     }
     
     public static function debug(&$sp)
     {
          $info = 'SimplePie ' . SIMPLEPIE_VERSION . ' Build ' . SIMPLEPIE_BUILD . "\n";
          $info .= 'PHP ' . PHP_VERSION . "\n";
          if ($sp->error() !== null)
          {
               $info .= 'Error occurred: ' . $sp->error() . "\n";
          }
          else
          {
               $info .= "No error found.\n";
          }
          $info .= "Extensions:\n";
          $extensions = array('pcre', 'curl', 'zlib', 'mbstring', 'iconv', 'xmlreader', 'xml');
          foreach ($extensions as $ext)
          {
               if (extension_loaded($ext))
               {
                    $info .= "    $ext loaded\n";
                    switch ($ext)
                    {
                         case 'pcre':
                              $info .= '      Version ' . PCRE_VERSION . "\n";
                              break;
                         case 'curl':
                              $version = curl_version();
                              $info .= '      Version ' . $version['version'] . "\n";
                              break;
                         case 'mbstring':
                              $info .= '      Overloading: ' . mb_get_info('func_overload') . "\n";
                              break;
                         case 'iconv':
                              $info .= '      Version ' . ICONV_VERSION . "\n";
                              break;
                         case 'xml':
                              $info .= '      Version ' . LIBXML_DOTTED_VERSION . "\n";
                              break;
                    }
               }
               else
               {
                    $info .= "    $ext not loaded\n";
               }
          }
          return $info;
     }
     public static function silence_errors($num, $str)
     {
          // No-op
     }
}
class SimplePie_Net_IPv6
{
     
     public static function uncompress($ip)
     {
          $c1 = -1;
          $c2 = -1;
          if (substr_count($ip, '::') === 1)
          {
               list($ip1, $ip2) = explode('::', $ip);
               if ($ip1 === '')
               {
                    $c1 = -1;
               }
               else
               {
                    $c1 = substr_count($ip1, ':');
               }
               if ($ip2 === '')
               {
                    $c2 = -1;
               }
               else
               {
                    $c2 = substr_count($ip2, ':');
               }
               if (strpos($ip2, '.') !== false)
               {
                    $c2++;
               }
               // ::
               if ($c1 === -1 && $c2 === -1)
               {
                    $ip = '0:0:0:0:0:0:0:0';
               }
               // ::xxx
               else if ($c1 === -1)
               {
                    $fill = str_repeat('0:', 7 - $c2);
                    $ip = str_replace('::', $fill, $ip);
               }
               // xxx::
               else if ($c2 === -1)
               {
                    $fill = str_repeat(':0', 7 - $c1);
                    $ip = str_replace('::', $fill, $ip);
               }
               // xxx::xxx
               else
               {
                    $fill = ':' . str_repeat('0:', 6 - $c2 - $c1);
                    $ip = str_replace('::', $fill, $ip);
               }
          }
          return $ip;
     }
     
     public static function compress($ip)
     {
          // Prepare the IP to be compressed
          $ip = self::uncompress($ip);
          $ip_parts = self::split_v6_v4($ip);
          // Replace all leading zeros
          $ip_parts[0] = preg_replace('/(^|:)0+([0-9])/', '\1\2', $ip_parts[0]);
          // Find bunches of zeros
          if (preg_match_all('/(?:^|:)(?:0(?::|$))+/', $ip_parts[0], $matches, PREG_OFFSET_CAPTURE))
          {
               $max = 0;
               $pos = null;
               foreach ($matches[0] as $match)
               {
                    if (strlen($match[0]) > $max)
                    {
                         $max = strlen($match[0]);
                         $pos = $match[1];
                    }
               }
               $ip_parts[0] = substr_replace($ip_parts[0], '::', $pos, $max);
          }
          if ($ip_parts[1] !== '')
          {
               return implode(':', $ip_parts);
          }
          else
          {
               return $ip_parts[0];
          }
     }
     
     private static function split_v6_v4($ip)
     {
          if (strpos($ip, '.') !== false)
          {
               $pos = strrpos($ip, ':');
               $ipv6_part = substr($ip, 0, $pos);
               $ipv4_part = substr($ip, $pos + 1);
               return array($ipv6_part, $ipv4_part);
          }
          else
          {
               return array($ip, '');
          }
     }
     
     public static function check_ipv6($ip)
     {
          $ip = self::uncompress($ip);
          list($ipv6, $ipv4) = self::split_v6_v4($ip);
          $ipv6 = explode(':', $ipv6);
          $ipv4 = explode('.', $ipv4);
          if (count($ipv6) === 8 && count($ipv4) === 1 || count($ipv6) === 6 && count($ipv4) === 4)
          {
               foreach ($ipv6 as $ipv6_part)
               {
                    // The section can't be empty
                    if ($ipv6_part === '')
                         return false;
                    // Nor can it be over four characters
                    if (strlen($ipv6_part) > 4)
                         return false;
                    // Remove leading zeros (this is safe because of the above)
                    $ipv6_part = ltrim($ipv6_part, '0');
                    if ($ipv6_part === '')
                         $ipv6_part = '0';
                    // Check the value is valid
                    $value = hexdec($ipv6_part);
                    if (dechex($value) !== strtolower($ipv6_part) || $value < 0 || $value > 0xFFFF)
                         return false;
               }
               if (count($ipv4) === 4)
               {
                    foreach ($ipv4 as $ipv4_part)
                    {
                         $value = (int) $ipv4_part;
                         if ((string) $value !== $ipv4_part || $value < 0 || $value > 0xFF)
                              return false;
                    }
               }
               return true;
          }
          else
          {
               return false;
          }
     }
     
     public static function checkIPv6($ip)
     {
          return self::check_ipv6($ip);
     }
}
class SimplePie_Parse_Date
{
     
     var $date;
     
     var $day = array(
          // English
          'mon' => 1,
          'monday' => 1,
          'tue' => 2,
          'tuesday' => 2,
          'wed' => 3,
          'wednesday' => 3,
          'thu' => 4,
          'thursday' => 4,
          'fri' => 5,
          'friday' => 5,
          'sat' => 6,
          'saturday' => 6,
          'sun' => 7,
          'sunday' => 7,
          // Dutch
          'maandag' => 1,
          'dinsdag' => 2,
          'woensdag' => 3,
          'donderdag' => 4,
          'vrijdag' => 5,
          'zaterdag' => 6,
          'zondag' => 7,
          // French
          'lundi' => 1,
          'mardi' => 2,
          'mercredi' => 3,
          'jeudi' => 4,
          'vendredi' => 5,
          'samedi' => 6,
          'dimanche' => 7,
          // German
          'montag' => 1,
          'dienstag' => 2,
          'mittwoch' => 3,
          'donnerstag' => 4,
          'freitag' => 5,
          'samstag' => 6,
          'sonnabend' => 6,
          'sonntag' => 7,
          // Italian
          'lunedì' => 1,
          'martedì' => 2,
          'mercoledì' => 3,
          'giovedì' => 4,
          'venerdì' => 5,
          'sabato' => 6,
          'domenica' => 7,
          // Spanish
          'lunes' => 1,
          'martes' => 2,
          'miércoles' => 3,
          'jueves' => 4,
          'viernes' => 5,
          'sábado' => 6,
          'domingo' => 7,
          // Finnish
          'maanantai' => 1,
          'tiistai' => 2,
          'keskiviikko' => 3,
          'torstai' => 4,
          'perjantai' => 5,
          'lauantai' => 6,
          'sunnuntai' => 7,
          // Hungarian
          'hétfő' => 1,
          'kedd' => 2,
          'szerda' => 3,
          'csütörtok' => 4,
          'péntek' => 5,
          'szombat' => 6,
          'vasárnap' => 7,
          // Greek
          'Δευ' => 1,
          'Τρι' => 2,
          'Τετ' => 3,
          'Πεμ' => 4,
          'Παρ' => 5,
          'Σαβ' => 6,
          'Κυρ' => 7,
     );
     
     var $month = array(
          // English
          'jan' => 1,
          'january' => 1,
          'feb' => 2,
          'february' => 2,
          'mar' => 3,
          'march' => 3,
          'apr' => 4,
          'april' => 4,
          'may' => 5,
          // No long form of May
          'jun' => 6,
          'june' => 6,
          'jul' => 7,
          'july' => 7,
          'aug' => 8,
          'august' => 8,
          'sep' => 9,
          'september' => 8,
          'oct' => 10,
          'october' => 10,
          'nov' => 11,
          'november' => 11,
          'dec' => 12,
          'december' => 12,
          // Dutch
          'januari' => 1,
          'februari' => 2,
          'maart' => 3,
          'april' => 4,
          'mei' => 5,
          'juni' => 6,
          'juli' => 7,
          'augustus' => 8,
          'september' => 9,
          'oktober' => 10,
          'november' => 11,
          'december' => 12,
          // French
          'janvier' => 1,
          'février' => 2,
          'mars' => 3,
          'avril' => 4,
          'mai' => 5,
          'juin' => 6,
          'juillet' => 7,
          'août' => 8,
          'septembre' => 9,
          'octobre' => 10,
          'novembre' => 11,
          'décembre' => 12,
          // German
          'januar' => 1,
          'februar' => 2,
          'märz' => 3,
          'april' => 4,
          'mai' => 5,
          'juni' => 6,
          'juli' => 7,
          'august' => 8,
          'september' => 9,
          'oktober' => 10,
          'november' => 11,
          'dezember' => 12,
          // Italian
          'gennaio' => 1,
          'febbraio' => 2,
          'marzo' => 3,
          'aprile' => 4,
          'maggio' => 5,
          'giugno' => 6,
          'luglio' => 7,
          'agosto' => 8,
          'settembre' => 9,
          'ottobre' => 10,
          'novembre' => 11,
          'dicembre' => 12,
          // Spanish
          'enero' => 1,
          'febrero' => 2,
          'marzo' => 3,
          'abril' => 4,
          'mayo' => 5,
          'junio' => 6,
          'julio' => 7,
          'agosto' => 8,
          'septiembre' => 9,
          'setiembre' => 9,
          'octubre' => 10,
          'noviembre' => 11,
          'diciembre' => 12,
          // Finnish
          'tammikuu' => 1,
          'helmikuu' => 2,
          'maaliskuu' => 3,
          'huhtikuu' => 4,
          'toukokuu' => 5,
          'kesäkuu' => 6,
          'heinäkuu' => 7,
          'elokuu' => 8,
          'suuskuu' => 9,
          'lokakuu' => 10,
          'marras' => 11,
          'joulukuu' => 12,
          // Hungarian
          'január' => 1,
          'február' => 2,
          'március' => 3,
          'április' => 4,
          'május' => 5,
          'június' => 6,
          'július' => 7,
          'augusztus' => 8,
          'szeptember' => 9,
          'október' => 10,
          'november' => 11,
          'december' => 12,
          // Greek
          'Ιαν' => 1,
          'Φεβ' => 2,
          'Μάώ' => 3,
          'Μαώ' => 3,
          'Απρ' => 4,
          'Μάι' => 5,
          'Μαϊ' => 5,
          'Μαι' => 5,
          'Ιούν' => 6,
          'Ιον' => 6,
          'Ιούλ' => 7,
          'Ιολ' => 7,
          'Αύγ' => 8,
          'Αυγ' => 8,
          'Σεπ' => 9,
          'Οκτ' => 10,
          'Νοέ' => 11,
          'Δεκ' => 12,
     );
     
     var $timezone = array(
          'ACDT' => 37800,
          'ACIT' => 28800,
          'ACST' => 34200,
          'ACT' => -18000,
          'ACWDT' => 35100,
          'ACWST' => 31500,
          'AEDT' => 39600,
          'AEST' => 36000,
          'AFT' => 16200,
          'AKDT' => -28800,
          'AKST' => -32400,
          'AMDT' => 18000,
          'AMT' => -14400,
          'ANAST' => 46800,
          'ANAT' => 43200,
          'ART' => -10800,
          'AZOST' => -3600,
          'AZST' => 18000,
          'AZT' => 14400,
          'BIOT' => 21600,
          'BIT' => -43200,
          'BOT' => -14400,
          'BRST' => -7200,
          'BRT' => -10800,
          'BST' => 3600,
          'BTT' => 21600,
          'CAST' => 18000,
          'CAT' => 7200,
          'CCT' => 23400,
          'CDT' => -18000,
          'CEDT' => 7200,
          'CET' => 3600,
          'CGST' => -7200,
          'CGT' => -10800,
          'CHADT' => 49500,
          'CHAST' => 45900,
          'CIST' => -28800,
          'CKT' => -36000,
          'CLDT' => -10800,
          'CLST' => -14400,
          'COT' => -18000,
          'CST' => -21600,
          'CVT' => -3600,
          'CXT' => 25200,
          'DAVT' => 25200,
          'DTAT' => 36000,
          'EADT' => -18000,
          'EAST' => -21600,
          'EAT' => 10800,
          'ECT' => -18000,
          'EDT' => -14400,
          'EEST' => 10800,
          'EET' => 7200,
          'EGT' => -3600,
          'EKST' => 21600,
          'EST' => -18000,
          'FJT' => 43200,
          'FKDT' => -10800,
          'FKST' => -14400,
          'FNT' => -7200,
          'GALT' => -21600,
          'GEDT' => 14400,
          'GEST' => 10800,
          'GFT' => -10800,
          'GILT' => 43200,
          'GIT' => -32400,
          'GST' => 14400,
          'GST' => -7200,
          'GYT' => -14400,
          'HAA' => -10800,
          'HAC' => -18000,
          'HADT' => -32400,
          'HAE' => -14400,
          'HAP' => -25200,
          'HAR' => -21600,
          'HAST' => -36000,
          'HAT' => -9000,
          'HAY' => -28800,
          'HKST' => 28800,
          'HMT' => 18000,
          'HNA' => -14400,
          'HNC' => -21600,
          'HNE' => -18000,
          'HNP' => -28800,
          'HNR' => -25200,
          'HNT' => -12600,
          'HNY' => -32400,
          'IRDT' => 16200,
          'IRKST' => 32400,
          'IRKT' => 28800,
          'IRST' => 12600,
          'JFDT' => -10800,
          'JFST' => -14400,
          'JST' => 32400,
          'KGST' => 21600,
          'KGT' => 18000,
          'KOST' => 39600,
          'KOVST' => 28800,
          'KOVT' => 25200,
          'KRAST' => 28800,
          'KRAT' => 25200,
          'KST' => 32400,
          'LHDT' => 39600,
          'LHST' => 37800,
          'LINT' => 50400,
          'LKT' => 21600,
          'MAGST' => 43200,
          'MAGT' => 39600,
          'MAWT' => 21600,
          'MDT' => -21600,
          'MESZ' => 7200,
          'MEZ' => 3600,
          'MHT' => 43200,
          'MIT' => -34200,
          'MNST' => 32400,
          'MSDT' => 14400,
          'MSST' => 10800,
          'MST' => -25200,
          'MUT' => 14400,
          'MVT' => 18000,
          'MYT' => 28800,
          'NCT' => 39600,
          'NDT' => -9000,
          'NFT' => 41400,
          'NMIT' => 36000,
          'NOVST' => 25200,
          'NOVT' => 21600,
          'NPT' => 20700,
          'NRT' => 43200,
          'NST' => -12600,
          'NUT' => -39600,
          'NZDT' => 46800,
          'NZST' => 43200,
          'OMSST' => 25200,
          'OMST' => 21600,
          'PDT' => -25200,
          'PET' => -18000,
          'PETST' => 46800,
          'PETT' => 43200,
          'PGT' => 36000,
          'PHOT' => 46800,
          'PHT' => 28800,
          'PKT' => 18000,
          'PMDT' => -7200,
          'PMST' => -10800,
          'PONT' => 39600,
          'PST' => -28800,
          'PWT' => 32400,
          'PYST' => -10800,
          'PYT' => -14400,
          'RET' => 14400,
          'ROTT' => -10800,
          'SAMST' => 18000,
          'SAMT' => 14400,
          'SAST' => 7200,
          'SBT' => 39600,
          'SCDT' => 46800,
          'SCST' => 43200,
          'SCT' => 14400,
          'SEST' => 3600,
          'SGT' => 28800,
          'SIT' => 28800,
          'SRT' => -10800,
          'SST' => -39600,
          'SYST' => 10800,
          'SYT' => 7200,
          'TFT' => 18000,
          'THAT' => -36000,
          'TJT' => 18000,
          'TKT' => -36000,
          'TMT' => 18000,
          'TOT' => 46800,
          'TPT' => 32400,
          'TRUT' => 36000,
          'TVT' => 43200,
          'TWT' => 28800,
          'UYST' => -7200,
          'UYT' => -10800,
          'UZT' => 18000,
          'VET' => -14400,
          'VLAST' => 39600,
          'VLAT' => 36000,
          'VOST' => 21600,
          'VUT' => 39600,
          'WAST' => 7200,
          'WAT' => 3600,
          'WDT' => 32400,
          'WEST' => 3600,
          'WFT' => 43200,
          'WIB' => 25200,
          'WIT' => 32400,
          'WITA' => 28800,
          'WKST' => 18000,
          'WST' => 28800,
          'YAKST' => 36000,
          'YAKT' => 32400,
          'YAPT' => 36000,
          'YEKST' => 21600,
          'YEKT' => 18000,
     );
     
     var $day_pcre;
     
     var $month_pcre;
     
     var $built_in = array();
     
     var $user = array();
     
     public function __construct()
     {
          $this->day_pcre = '(' . implode(array_keys($this->day), '|') . ')';
          $this->month_pcre = '(' . implode(array_keys($this->month), '|') . ')';
          static $cache;
          if (!isset($cache[get_class($this)]))
          {
               $all_methods = get_class_methods($this);
               foreach ($all_methods as $method)
               {
                    if (strtolower(substr($method, 0, 5)) === 'date_')
                    {
                         $cache[get_class($this)][] = $method;
                    }
               }
          }
          foreach ($cache[get_class($this)] as $method)
          {
               $this->built_in[] = $method;
          }
     }
     
     public static function get()
     {
          static $object;
          if (!$object)
          {
               $object = new SimplePie_Parse_Date;
          }
          return $object;
     }
     
     public function parse($date)
     {
          foreach ($this->user as $method)
          {
               if (($returned = call_user_func($method, $date)) !== false)
               {
                    return $returned;
               }
          }
          foreach ($this->built_in as $method)
          {
               if (($returned = call_user_func(array($this, $method), $date)) !== false)
               {
                    return $returned;
               }
          }
          return false;
     }
     
     public function add_callback($callback)
     {
          if (is_callable($callback))
          {
               $this->user[] = $callback;
          }
          else
          {
               trigger_error('User-supplied function must be a valid callback', E_USER_WARNING);
          }
     }
     
     public function date_w3cdtf($date)
     {
          static $pcre;
          if (!$pcre)
          {
               $year = '([0-9]{4})';
               $month = $day = $hour = $minute = $second = '([0-9]{2})';
               $decimal = '([0-9]*)';
               $zone = '(?:(Z)|([+\-])([0-9]{1,2}):?([0-9]{1,2}))';
               $pcre = '/^' . $year . '(?:-?' . $month . '(?:-?' . $day . '(?:[Tt\x09\x20]+' . $hour . '(?::?' . $minute . '(?::?' . $second . '(?:.' . $decimal . ')?)?)?' . $zone . ')?)?)?$/';
          }
          if (preg_match($pcre, $date, $match))
          {
               /*
               Capturing subpatterns:
               1: Year
               2: Month
               3: Day
               4: Hour
               5: Minute
               6: Second
               7: Decimal fraction of a second
               8: Zulu
               9: Timezone ±
               10: Timezone hours
               11: Timezone minutes
               */
               // Fill in empty matches
               for ($i = count($match); $i <= 3; $i++)
               {
                    $match[$i] = '1';
               }
               for ($i = count($match); $i <= 7; $i++)
               {
                    $match[$i] = '0';
               }
               // Numeric timezone
               if (isset($match[9]) && $match[9] !== '')
               {
                    $timezone = $match[10] * 3600;
                    $timezone += $match[11] * 60;
                    if ($match[9] === '-')
                    {
                         $timezone = 0 - $timezone;
                    }
               }
               else
               {
                    $timezone = 0;
               }
               // Convert the number of seconds to an integer, taking decimals into account
               $second = round($match[6] + $match[7] / pow(10, strlen($match[7])));
               return gmmktime($match[4], $match[5], $second, $match[2], $match[3], $match[1]) - $timezone;
          }
          else
          {
               return false;
          }
     }
     
     public function remove_rfc2822_comments($string)
     {
          $string = (string) $string;
          $position = 0;
          $length = strlen($string);
          $depth = 0;
          $output = '';
          while ($position < $length && ($pos = strpos($string, '(', $position)) !== false)
          {
               $output .= substr($string, $position, $pos - $position);
               $position = $pos + 1;
               if ($string[$pos - 1] !== '\\')
               {
                    $depth++;
                    while ($depth && $position < $length)
                    {
                         $position += strcspn($string, '()', $position);
                         if ($string[$position - 1] === '\\')
                         {
                              $position++;
                              continue;
                         }
                         elseif (isset($string[$position]))
                         {
                              switch ($string[$position])
                              {
                                   case '(':
                                        $depth++;
                                        break;
                                   case ')':
                                        $depth--;
                                        break;
                              }
                              $position++;
                         }
                         else
                         {
                              break;
                         }
                    }
               }
               else
               {
                    $output .= '(';
               }
          }
          $output .= substr($string, $position);
          return $output;
     }
     
     public function date_rfc2822($date)
     {
          static $pcre;
          if (!$pcre)
          {
               $wsp = '[\x09\x20]';
               $fws = '(?:' . $wsp . '+|' . $wsp . '*(?:\x0D\x0A' . $wsp . '+)+)';
               $optional_fws = $fws . '?';
               $day_name = $this->day_pcre;
               $month = $this->month_pcre;
               $day = '([0-9]{1,2})';
               $hour = $minute = $second = '([0-9]{2})';
               $year = '([0-9]{2,4})';
               $num_zone = '([+\-])([0-9]{2})([0-9]{2})';
               $character_zone = '([A-Z]{1,5})';
               $zone = '(?:' . $num_zone . '|' . $character_zone . ')';
               $pcre = '/(?:' . $optional_fws . $day_name . $optional_fws . ',)?' . $optional_fws . $day . $fws . $month . $fws . $year . $fws . $hour . $optional_fws . ':' . $optional_fws . $minute . '(?:' . $optional_fws . ':' . $optional_fws . $second . ')?' . $fws . $zone . '/i';
          }
          if (preg_match($pcre, $this->remove_rfc2822_comments($date), $match))
          {
               /*
               Capturing subpatterns:
               1: Day name
               2: Day
               3: Month
               4: Year
               5: Hour
               6: Minute
               7: Second
               8: Timezone ±
               9: Timezone hours
               10: Timezone minutes
               11: Alphabetic timezone
               */
               // Find the month number
               $month = $this->month[strtolower($match[3])];
               // Numeric timezone
               if ($match[8] !== '')
               {
                    $timezone = $match[9] * 3600;
                    $timezone += $match[10] * 60;
                    if ($match[8] === '-')
                    {
                         $timezone = 0 - $timezone;
                    }
               }
               // Character timezone
               elseif (isset($this->timezone[strtoupper($match[11])]))
               {
                    $timezone = $this->timezone[strtoupper($match[11])];
               }
               // Assume everything else to be -0000
               else
               {
                    $timezone = 0;
               }
               // Deal with 2/3 digit years
               if ($match[4] < 50)
               {
                    $match[4] += 2000;
               }
               elseif ($match[4] < 1000)
               {
                    $match[4] += 1900;
               }
               // Second is optional, if it is empty set it to zero
               if ($match[7] !== '')
               {
                    $second = $match[7];
               }
               else
               {
                    $second = 0;
               }
               return gmmktime($match[5], $match[6], $second, $month, $match[2], $match[4]) - $timezone;
          }
          else
          {
               return false;
          }
     }
     
     public function date_rfc850($date)
     {
          static $pcre;
          if (!$pcre)
          {
               $space = '[\x09\x20]+';
               $day_name = $this->day_pcre;
               $month = $this->month_pcre;
               $day = '([0-9]{1,2})';
               $year = $hour = $minute = $second = '([0-9]{2})';
               $zone = '([A-Z]{1,5})';
               $pcre = '/^' . $day_name . ',' . $space . $day . '-' . $month . '-' . $year . $space . $hour . ':' . $minute . ':' . $second . $space . $zone . '$/i';
          }
          if (preg_match($pcre, $date, $match))
          {
               /*
               Capturing subpatterns:
               1: Day name
               2: Day
               3: Month
               4: Year
               5: Hour
               6: Minute
               7: Second
               8: Timezone
               */
               // Month
               $month = $this->month[strtolower($match[3])];
               // Character timezone
               if (isset($this->timezone[strtoupper($match[8])]))
               {
                    $timezone = $this->timezone[strtoupper($match[8])];
               }
               // Assume everything else to be -0000
               else
               {
                    $timezone = 0;
               }
               // Deal with 2 digit year
               if ($match[4] < 50)
               {
                    $match[4] += 2000;
               }
               else
               {
                    $match[4] += 1900;
               }
               return gmmktime($match[5], $match[6], $match[7], $month, $match[2], $match[4]) - $timezone;
          }
          else
          {
               return false;
          }
     }
     
     public function date_asctime($date)
     {
          static $pcre;
          if (!$pcre)
          {
               $space = '[\x09\x20]+';
               $wday_name = $this->day_pcre;
               $mon_name = $this->month_pcre;
               $day = '([0-9]{1,2})';
               $hour = $sec = $min = '([0-9]{2})';
               $year = '([0-9]{4})';
               $terminator = '\x0A?\x00?';
               $pcre = '/^' . $wday_name . $space . $mon_name . $space . $day . $space . $hour . ':' . $min . ':' . $sec . $space . $year . $terminator . '$/i';
          }
          if (preg_match($pcre, $date, $match))
          {
               /*
               Capturing subpatterns:
               1: Day name
               2: Month
               3: Day
               4: Hour
               5: Minute
               6: Second
               7: Year
               */
               $month = $this->month[strtolower($match[2])];
               return gmmktime($match[4], $match[5], $match[6], $month, $match[3], $match[7]);
          }
          else
          {
               return false;
          }
     }
     
     public function date_strtotime($date)
     {
          $strtotime = strtotime($date);
          if ($strtotime === -1 || $strtotime === false)
          {
               return false;
          }
          else
          {
               return $strtotime;
          }
     }
}
class SimplePie_Parser
{
     var $error_code;
     var $error_string;
     var $current_line;
     var $current_column;
     var $current_byte;
     var $separator = ' ';
     var $namespace = array('');
     var $element = array('');
     var $xml_base = array('');
     var $xml_base_explicit = array(false);
     var $xml_lang = array('');
     var $data = array();
     var $datas = array(array());
     var $current_xhtml_construct = -1;
     var $encoding;
     protected $registry;
     public function set_registry(SimplePie_Registry $registry)
     {
          $this->registry = $registry;
     }
     public function parse(&$data, $encoding)
     {
          // Use UTF-8 if we get passed US-ASCII, as every US-ASCII character is a UTF-8 character
          if (strtoupper($encoding) === 'US-ASCII')
          {
               $this->encoding = 'UTF-8';
          }
          else
          {
               $this->encoding = $encoding;
          }
          // Strip BOM:
          // UTF-32 Big Endian BOM
          if (substr($data, 0, 4) === "\x00\x00\xFE\xFF")
          {
               $data = substr($data, 4);
          }
          // UTF-32 Little Endian BOM
          elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00")
          {
               $data = substr($data, 4);
          }
          // UTF-16 Big Endian BOM
          elseif (substr($data, 0, 2) === "\xFE\xFF")
          {
               $data = substr($data, 2);
          }
          // UTF-16 Little Endian BOM
          elseif (substr($data, 0, 2) === "\xFF\xFE")
          {
               $data = substr($data, 2);
          }
          // UTF-8 BOM
          elseif (substr($data, 0, 3) === "\xEF\xBB\xBF")
          {
               $data = substr($data, 3);
          }
          if (substr($data, 0, 5) === '<?xml' && strspn(substr($data, 5, 1), "\x09\x0A\x0D\x20") && ($pos = strpos($data, '?>')) !== false)
          {
               $declaration = $this->registry->create('XML_Declaration_Parser', array(substr($data, 5, $pos - 5)));
               if ($declaration->parse())
               {
                    $data = substr($data, $pos + 2);
                    $data = '<?xml version="' . $declaration->version . '" encoding="' . $encoding . '" standalone="' . (($declaration->standalone) ? 'yes' : 'no') . '"?>' . $data;
               }
               else
               {
                    $this->error_string = 'SimplePie bug! Please report this!';
                    return false;
               }
          }
          $return = true;
          static $xml_is_sane = null;
          if ($xml_is_sane === null)
          {
               $parser_check = xml_parser_create();
               xml_parse_into_struct($parser_check, '<foo>&amp;</foo>', $values);
               xml_parser_free($parser_check);
               $xml_is_sane = isset($values[0]['value']);
          }
          // Create the parser
          if ($xml_is_sane)
          {
               $xml = xml_parser_create_ns($this->encoding, $this->separator);
               xml_parser_set_option($xml, XML_OPTION_SKIP_WHITE, 1);
               xml_parser_set_option($xml, XML_OPTION_CASE_FOLDING, 0);
               xml_set_object($xml, $this);
               xml_set_character_data_handler($xml, 'cdata');
               xml_set_element_handler($xml, 'tag_open', 'tag_close');
               // Parse!
               if (!xml_parse($xml, $data, true))
               {
                    $this->error_code = xml_get_error_code($xml);
                    $this->error_string = xml_error_string($this->error_code);
                    $return = false;
               }
               $this->current_line = xml_get_current_line_number($xml);
               $this->current_column = xml_get_current_column_number($xml);
               $this->current_byte = xml_get_current_byte_index($xml);
               xml_parser_free($xml);
               return $return;
          }
          else
          {
               libxml_clear_errors();
               $xml = new XMLReader();
               $xml->xml($data);
               while (@$xml->read())
               {
                    switch ($xml->nodeType)
                    {
                         case constant('XMLReader::END_ELEMENT'):
                              if ($xml->namespaceURI !== '')
                              {
                                   $tagName = $xml->namespaceURI . $this->separator . $xml->localName;
                              }
                              else
                              {
                                   $tagName = $xml->localName;
                              }
                              $this->tag_close(null, $tagName);
                              break;
                         case constant('XMLReader::ELEMENT'):
                              $empty = $xml->isEmptyElement;
                              if ($xml->namespaceURI !== '')
                              {
                                   $tagName = $xml->namespaceURI . $this->separator . $xml->localName;
                              }
                              else
                              {
                                   $tagName = $xml->localName;
                              }
                              $attributes = array();
                              while ($xml->moveToNextAttribute())
                              {
                                   if ($xml->namespaceURI !== '')
                                   {
                                        $attrName = $xml->namespaceURI . $this->separator . $xml->localName;
                                   }
                                   else
                                   {
                                        $attrName = $xml->localName;
                                   }
                                   $attributes[$attrName] = $xml->value;
                              }
                              $this->tag_open(null, $tagName, $attributes);
                              if ($empty)
                              {
                                   $this->tag_close(null, $tagName);
                              }
                              break;
                         case constant('XMLReader::TEXT'):
                         case constant('XMLReader::CDATA'):
                              $this->cdata(null, $xml->value);
                              break;
                    }
               }
               if ($error = libxml_get_last_error())
               {
                    $this->error_code = $error->code;
                    $this->error_string = $error->message;
                    $this->current_line = $error->line;
                    $this->current_column = $error->column;
                    return false;
               }
               else
               {
                    return true;
               }
          }
     }
     public function get_error_code()
     {
          return $this->error_code;
     }
     public function get_error_string()
     {
          return $this->error_string;
     }
     public function get_current_line()
     {
          return $this->current_line;
     }
     public function get_current_column()
     {
          return $this->current_column;
     }
     public function get_current_byte()
     {
          return $this->current_byte;
     }
     public function get_data()
     {
          return $this->data;
     }
     public function tag_open($parser, $tag, $attributes)
     {
          list($this->namespace[], $this->element[]) = $this->split_ns($tag);
          $attribs = array();
          foreach ($attributes as $name => $value)
          {
               list($attrib_namespace, $attribute) = $this->split_ns($name);
               $attribs[$attrib_namespace][$attribute] = $value;
          }
          if (isset($attribs[SIMPLEPIE_NAMESPACE_XML]['base']))
          {
               $base = $this->registry->call('Misc', 'absolutize_url', array($attribs[SIMPLEPIE_NAMESPACE_XML]['base'], end($this->xml_base)));
               if ($base !== false)
               {
                    $this->xml_base[] = $base;
                    $this->xml_base_explicit[] = true;
               }
          }
          else
          {
               $this->xml_base[] = end($this->xml_base);
               $this->xml_base_explicit[] = end($this->xml_base_explicit);
          }
          if (isset($attribs[SIMPLEPIE_NAMESPACE_XML]['lang']))
          {
               $this->xml_lang[] = $attribs[SIMPLEPIE_NAMESPACE_XML]['lang'];
          }
          else
          {
               $this->xml_lang[] = end($this->xml_lang);
          }
          if ($this->current_xhtml_construct >= 0)
          {
               $this->current_xhtml_construct++;
               if (end($this->namespace) === SIMPLEPIE_NAMESPACE_XHTML)
               {
                    $this->data['data'] .= '<' . end($this->element);
                    if (isset($attribs['']))
                    {
                         foreach ($attribs[''] as $name => $value)
                         {
                              $this->data['data'] .= ' ' . $name . '="' . htmlspecialchars($value, ENT_COMPAT, $this->encoding) . '"';
                         }
                    }
                    $this->data['data'] .= '>';
               }
          }
          else
          {
               $this->datas[] =& $this->data;
               $this->data =& $this->data['child'][end($this->namespace)][end($this->element)][];
               $this->data = array('data' => '', 'attribs' => $attribs, 'xml_base' => end($this->xml_base), 'xml_base_explicit' => end($this->xml_base_explicit), 'xml_lang' => end($this->xml_lang));
               if ((end($this->namespace) === SIMPLEPIE_NAMESPACE_ATOM_03 && in_array(end($this->element), array('title', 'tagline', 'copyright', 'info', 'summary', 'content')) && isset($attribs['']['mode']) && $attribs['']['mode'] === 'xml')
               || (end($this->namespace) === SIMPLEPIE_NAMESPACE_ATOM_10 && in_array(end($this->element), array('rights', 'subtitle', 'summary', 'info', 'title', 'content')) && isset($attribs['']['type']) && $attribs['']['type'] === 'xhtml')
               || (end($this->namespace) === SIMPLEPIE_NAMESPACE_RSS_20 && in_array(end($this->element), array('title')))
               || (end($this->namespace) === SIMPLEPIE_NAMESPACE_RSS_090 && in_array(end($this->element), array('title')))
               || (end($this->namespace) === SIMPLEPIE_NAMESPACE_RSS_10 && in_array(end($this->element), array('title'))))
               {
                    $this->current_xhtml_construct = 0;
               }
          }
     }
     public function cdata($parser, $cdata)
     {
          if ($this->current_xhtml_construct >= 0)
          {
               $this->data['data'] .= htmlspecialchars($cdata, ENT_QUOTES, $this->encoding);
          }
          else
          {
               $this->data['data'] .= $cdata;
          }
     }
     public function tag_close($parser, $tag)
     {
          if ($this->current_xhtml_construct >= 0)
          {
               $this->current_xhtml_construct--;
               if (end($this->namespace) === SIMPLEPIE_NAMESPACE_XHTML && !in_array(end($this->element), array('area', 'base', 'basefont', 'br', 'col', 'frame', 'hr', 'img', 'input', 'isindex', 'link', 'meta', 'param')))
               {
                    $this->data['data'] .= '</' . end($this->element) . '>';
               }
          }
          if ($this->current_xhtml_construct === -1)
          {
               $this->data =& $this->datas[count($this->datas) - 1];
               array_pop($this->datas);
          }
          array_pop($this->element);
          array_pop($this->namespace);
          array_pop($this->xml_base);
          array_pop($this->xml_base_explicit);
          array_pop($this->xml_lang);
     }
     public function split_ns($string)
     {
          static $cache = array();
          if (!isset($cache[$string]))
          {
               if ($pos = strpos($string, $this->separator))
               {
                    static $separator_length;
                    if (!$separator_length)
                    {
                         $separator_length = strlen($this->separator);
                    }
                    $namespace = substr($string, 0, $pos);
                    $local_name = substr($string, $pos + $separator_length);
                    if (strtolower($namespace) === SIMPLEPIE_NAMESPACE_ITUNES)
                    {
                         $namespace = SIMPLEPIE_NAMESPACE_ITUNES;
                    }
                    // Normalize the Media RSS namespaces
                    if ($namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG ||
                         $namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG2 ||
                         $namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG3 ||
                         $namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG4 ||
                         $namespace === SIMPLEPIE_NAMESPACE_MEDIARSS_WRONG5 )
                    {
                         $namespace = SIMPLEPIE_NAMESPACE_MEDIARSS;
                    }
                    $cache[$string] = array($namespace, $local_name);
               }
               else
               {
                    $cache[$string] = array('', $string);
               }
          }
          return $cache[$string];
     }
}
class SimplePie_Rating
{
     
     var $scheme;
     
     var $value;
     
     public function __construct($scheme = null, $value = null)
     {
          $this->scheme = $scheme;
          $this->value = $value;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_scheme()
     {
          if ($this->scheme !== null)
          {
               return $this->scheme;
          }
          else
          {
               return null;
          }
     }
     
     public function get_value()
     {
          if ($this->value !== null)
          {
               return $this->value;
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_Registry
{
     
     protected $default = array(
          'Cache' => 'SimplePie_Cache',
          'Locator' => 'SimplePie_Locator',
          'Parser' => 'SimplePie_Parser',
          'File' => 'SimplePie_File',
          'Sanitize' => 'SimplePie_Sanitize',
          'Item' => 'SimplePie_Item',
          'Author' => 'SimplePie_Author',
          'Category' => 'SimplePie_Category',
          'Enclosure' => 'SimplePie_Enclosure',
          'Caption' => 'SimplePie_Caption',
          'Copyright' => 'SimplePie_Copyright',
          'Credit' => 'SimplePie_Credit',
          'Rating' => 'SimplePie_Rating',
          'Restriction' => 'SimplePie_Restriction',
          'Content_Type_Sniffer' => 'SimplePie_Content_Type_Sniffer',
          'Source' => 'SimplePie_Source',
          'Misc' => 'SimplePie_Misc',
          'XML_Declaration_Parser' => 'SimplePie_XML_Declaration_Parser',
          'Parse_Date' => 'SimplePie_Parse_Date',
     );
     
     protected $classes = array();
     
     protected $legacy = array();
     
     public function __construct() { }
     
     public function register($type, $class, $legacy = false)
     {
          if (!is_subclass_of($class, $this->default[$type]))
          {
               return false;
          }
          $this->classes[$type] = $class;
          if ($legacy)
          {
               $this->legacy[] = $class;
          }
          return true;
     }
     
     public function get_class($type)
     {
          if (!empty($this->classes[$type]))
          {
               return $this->classes[$type];
          }
          if (!empty($this->default[$type]))
          {
               return $this->default[$type];
          }
          return null;
     }
     
     public function &create($type, $parameters = array())
     {
          $class = $this->get_class($type);
          if (in_array($class, $this->legacy))
          {
               switch ($type)
               {
                    case 'locator':
                         // Legacy: file, timeout, useragent, file_class, max_checked_feeds, content_type_sniffer_class
                         // Specified: file, timeout, useragent, max_checked_feeds
                         $replacement = array($this->get_class('file'), $parameters[3], $this->get_class('content_type_sniffer'));
                         array_splice($parameters, 3, 1, $replacement);
                         break;
               }
          }
          if (!method_exists($class, '__construct'))
          {
               $instance = new $class;
          }
          else
          {
               $reflector = new ReflectionClass($class);
               $instance = $reflector->newInstanceArgs($parameters);
          }
          if (method_exists($instance, 'set_registry'))
          {
               $instance->set_registry($this);
          }
          return $instance;
     }
     
     public function &call($type, $method, $parameters = array())
     {
          $class = $this->get_class($type);
          if (in_array($class, $this->legacy))
          {
               switch ($type)
               {
                    case 'Cache':
                         // For backwards compatibility with old non-static
                         // Cache::create() methods
                         if ($method === 'get_handler')
                         {
                              $result = @call_user_func_array(array($class, 'create'), $parameters);
                              return $result;
                         }
                         break;
               }
          }
          $result = call_user_func_array(array($class, $method), $parameters);
          return $result;
     }
}
class SimplePie_Restriction
{
     
     var $relationship;
     
     var $type;
     
     var $value;
     
     public function __construct($relationship = null, $type = null, $value = null)
     {
          $this->relationship = $relationship;
          $this->type = $type;
          $this->value = $value;
     }
     
     public function __toString()
     {
          // There is no $this->data here
          return md5(serialize($this));
     }
     
     public function get_relationship()
     {
          if ($this->relationship !== null)
          {
               return $this->relationship;
          }
          else
          {
               return null;
          }
     }
     
     public function get_type()
     {
          if ($this->type !== null)
          {
               return $this->type;
          }
          else
          {
               return null;
          }
     }
     
     public function get_value()
     {
          if ($this->value !== null)
          {
               return $this->value;
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_Sanitize
{
     // Private vars
     var $base;
     // Options
     var $remove_div = true;
     var $image_handler = '';
     var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
     var $encode_instead_of_strip = false;
     var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
     var $strip_comments = false;
     var $output_encoding = 'UTF-8';
     var $enable_cache = true;
     var $cache_location = './cache';
     var $cache_name_function = 'md5';
     var $timeout = 10;
     var $useragent = '';
     var $force_fsockopen = false;
     var $replace_url_attributes = null;
     public function __construct()
     {
          // Set defaults
          $this->set_url_replacements(null);
     }
     public function remove_div($enable = true)
     {
          $this->remove_div = (bool) $enable;
     }
     public function set_image_handler($page = false)
     {
          if ($page)
          {
               $this->image_handler = (string) $page;
          }
          else
          {
               $this->image_handler = false;
          }
     }
     public function set_registry(SimplePie_Registry $registry)
     {
          $this->registry = $registry;
     }
     public function pass_cache_data($enable_cache = true, $cache_location = './cache', $cache_name_function = 'md5', $cache_class = 'SimplePie_Cache')
     {
          if (isset($enable_cache))
          {
               $this->enable_cache = (bool) $enable_cache;
          }
          if ($cache_location)
          {
               $this->cache_location = (string) $cache_location;
          }
          if ($cache_name_function)
          {
               $this->cache_name_function = (string) $cache_name_function;
          }
     }
     public function pass_file_data($file_class = 'SimplePie_File', $timeout = 10, $useragent = '', $force_fsockopen = false)
     {
          if ($timeout)
          {
               $this->timeout = (string) $timeout;
          }
          if ($useragent)
          {
               $this->useragent = (string) $useragent;
          }
          if ($force_fsockopen)
          {
               $this->force_fsockopen = (string) $force_fsockopen;
          }
     }
     public function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'))
     {
          if ($tags)
          {
               if (is_array($tags))
               {
                    $this->strip_htmltags = $tags;
               }
               else
               {
                    $this->strip_htmltags = explode(',', $tags);
               }
          }
          else
          {
               $this->strip_htmltags = false;
          }
     }
     public function encode_instead_of_strip($encode = false)
     {
          $this->encode_instead_of_strip = (bool) $encode;
     }
     public function strip_attributes($attribs = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc'))
     {
          if ($attribs)
          {
               if (is_array($attribs))
               {
                    $this->strip_attributes = $attribs;
               }
               else
               {
                    $this->strip_attributes = explode(',', $attribs);
               }
          }
          else
          {
               $this->strip_attributes = false;
          }
     }
     public function strip_comments($strip = false)
     {
          $this->strip_comments = (bool) $strip;
     }
     public function set_output_encoding($encoding = 'UTF-8')
     {
          $this->output_encoding = (string) $encoding;
     }
     
     public function set_url_replacements($element_attribute = null)
     {
          if ($element_attribute === null)
          {
               $element_attribute = array(
                    'a' => 'href',
                    'area' => 'href',
                    'blockquote' => 'cite',
                    'del' => 'cite',
                    'form' => 'action',
                    'img' => array(
                         'longdesc',
                         'src'
                    ),
                    'input' => 'src',
                    'ins' => 'cite',
                    'q' => 'cite'
               );
          }
          $this->replace_url_attributes = (array) $element_attribute;
     }
     public function sanitize($data, $type, $base = '')
     {
          $data = trim($data);
          if ($data !== '' || $type & SIMPLEPIE_CONSTRUCT_IRI)
          {
               if ($type & SIMPLEPIE_CONSTRUCT_MAYBE_HTML)
               {
                    if (preg_match('/(&(#(x[0-9a-fA-F]+|[0-9]+)|[a-zA-Z0-9]+)|<\/[A-Za-z][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E]*' . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . '>)/', $data))
                    {
                         $type |= SIMPLEPIE_CONSTRUCT_HTML;
                    }
                    else
                    {
                         $type |= SIMPLEPIE_CONSTRUCT_TEXT;
                    }
               }
               if ($type & SIMPLEPIE_CONSTRUCT_BASE64)
               {
                    $data = base64_decode($data);
               }
               if ($type & (SIMPLEPIE_CONSTRUCT_HTML | SIMPLEPIE_CONSTRUCT_XHTML))
               {
                    $document = new DOMDocument();
                    $document->encoding = 'UTF-8';
                    $data = $this->preprocess($data, $type);
                    set_error_handler(array('SimplePie_Misc', 'silence_errors'));
                    $document->loadHTML($data);
                    restore_error_handler();
                    // Strip comments
                    if ($this->strip_comments)
                    {
                         $xpath = new DOMXPath($document);
                         $comments = $xpath->query('//comment()');
                         foreach ($comments as $comment)
                         {
                              $comment->parentNode->removeChild($comment);
                         }
                    }
                    // Strip out HTML tags and attributes that might cause various security problems.
                    // Based on recommendations by Mark Pilgrim at:
                    // http://diveintomark.org/archives/2003/06/12/how_to_consume_rss_safely
                    if ($this->strip_htmltags)
                    {
                         foreach ($this->strip_htmltags as $tag)
                         {
                              $this->strip_tag($tag, $document, $type);
                         }
                    }
                    if ($this->strip_attributes)
                    {
                         foreach ($this->strip_attributes as $attrib)
                         {
                              $this->strip_attr($attrib, $document);
                         }
                    }
                    // Replace relative URLs
                    $this->base = $base;
                    foreach ($this->replace_url_attributes as $element => $attributes)
                    {
                         $this->replace_urls($document, $element, $attributes);
                    }
                    // If image handling (caching, etc.) is enabled, cache and rewrite all the image tags.
                    if (isset($this->image_handler) && ((string) $this->image_handler) !== '' && $this->enable_cache)
                    {
                         $images = $document->getElementsByTagName('img');
                         foreach ($images as $img)
                         {
                              if ($img->hasAttribute('src'))
                              {
                                   $image_url = call_user_func($this->cache_name_function, $img->getAttribute('src'));
                                   $cache = $this->registry->call('Cache', 'get_handler', array($this->cache_location, $image_url, 'spi'));
                                   if ($cache->load())
                                   {
                                        $img->setAttribute('src', $this->image_handler . $image_url);
                                   }
                                   else
                                   {
                                        $file = $this->registry->create('File', array($img['attribs']['src']['data'], $this->timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen));
                                        $headers = $file->headers;
                                        if ($file->success && ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)))
                                        {
                                             if ($cache->save(array('headers' => $file->headers, 'body' => $file->body)))
                                             {
                                                  $img->setAttribute('src', $this->image_handler . $image_url);
                                             }
                                             else
                                             {
                                                  trigger_error("$this->cache_location is not writeable. Make sure you've set the correct relative or absolute path, and that the location is server-writable.", E_USER_WARNING);
                                             }
                                        }
                                   }
                              }
                         }
                    }
                    // Remove the DOCTYPE
                    // Seems to cause segfaulting if we don't do this
                    if ($document->firstChild instanceof DOMDocumentType)
                    {
                         $document->removeChild($document->firstChild);
                    }
                    // Move everything from the body to the root
                    $real_body = $document->getElementsByTagName('body')->item(0)->childNodes->item(0);
                    $document->replaceChild($real_body, $document->firstChild);
                    // Finally, convert to a HTML string
                    $data = trim($document->saveHTML());
                    if ($this->remove_div)
                    {
                         $data = preg_replace('/^<div' . SIMPLEPIE_PCRE_XML_ATTRIBUTE . '>/', '', $data);
                         $data = preg_replace('/<\/div>$/', '', $data);
                    }
                    else
                    {
                         $data = preg_replace('/^<div' . SIMPLEPIE_PCRE_XML_ATTRIBUTE . '>/', '<div>', $data);
                    }
               }
               if ($type & SIMPLEPIE_CONSTRUCT_IRI)
               {
                    $absolute = $this->registry->call('Misc', 'absolutize_url', array($data, $base));
                    if ($absolute !== false)
                    {
                         $data = $absolute;
                    }
               }
               if ($type & (SIMPLEPIE_CONSTRUCT_TEXT | SIMPLEPIE_CONSTRUCT_IRI))
               {
                    $data = htmlspecialchars($data, ENT_COMPAT, 'UTF-8');
               }
               if ($this->output_encoding !== 'UTF-8')
               {
                    $data = $this->registry->call('Misc', 'change_encoding', array($data, 'UTF-8', $this->output_encoding));
               }
          }
          return $data;
     }
     protected function preprocess($html, $type)
     {
          $ret = '';
          if ($type & ~SIMPLEPIE_CONSTRUCT_XHTML)
          {
               // Atom XHTML constructs are wrapped with a div by default
               // Note: No protection if $html contains a stray </div>!
               $html = '<div>' . $html . '</div>';
               $ret .= '<!DOCTYPE html>';
               $content_type = 'text/html';
          }
          else
          {
               $ret .= '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">';
               $content_type = 'application/xhtml+xml';
          }
          $ret .= '<html><head>';
          $ret .= '<meta http-equiv="Content-Type" content="' . $content_type . '; charset=utf-8" />';
          $ret .= '</head><body>' . $html . '</body></html>';
          return $ret;
     }
     public function replace_urls($document, $tag, $attributes)
     {
          if (!is_array($attributes))
          {
               $attributes = array($attributes);
          }
          if (!is_array($this->strip_htmltags) || !in_array($tag, $this->strip_htmltags))
          {
               $elements = $document->getElementsByTagName($tag);
               foreach ($elements as $element)
               {
                    foreach ($attributes as $attribute)
                    {
                         if ($element->hasAttribute($attribute))
                         {
                              $value = $this->registry->call('Misc', 'absolutize_url', array($element->getAttribute($attribute), $this->base));
                              if ($value !== false)
                              {
                                   $element->setAttribute($attribute, $value);
                              }
                         }
                    }
               }
          }
     }
     public function do_strip_htmltags($match)
     {
          if ($this->encode_instead_of_strip)
          {
               if (isset($match[4]) && !in_array(strtolower($match[1]), array('script', 'style')))
               {
                    $match[1] = htmlspecialchars($match[1], ENT_COMPAT, 'UTF-8');
                    $match[2] = htmlspecialchars($match[2], ENT_COMPAT, 'UTF-8');
                    return "&lt;$match[1]$match[2]&gt;$match[3]&lt;/$match[1]&gt;";
               }
               else
               {
                    return htmlspecialchars($match[0], ENT_COMPAT, 'UTF-8');
               }
          }
          elseif (isset($match[4]) && !in_array(strtolower($match[1]), array('script', 'style')))
          {
               return $match[4];
          }
          else
          {
               return '';
          }
     }
     protected function strip_tag($tag, $document, $type)
     {
          $xpath = new DOMXPath($document);
          $elements = $xpath->query('body//' . $tag);
          if ($this->encode_instead_of_strip)
          {
               foreach ($elements as $element)
               {
                    $fragment = $document->createDocumentFragment();
                    // For elements which aren't script or style, include the tag itself
                    if (!in_array($tag, array('script', 'style')))
                    {
                         $text = '<' . $tag;
                         if ($element->hasAttributes())
                         {
                              $attrs = array();
                              foreach ($element->attributes as $name => $attr)
                              {
                                   $value = $attr->value;
                                   // In XHTML, empty values should never exist, so we repeat the value
                                   if (empty($value) && ($type & SIMPLEPIE_CONSTRUCT_XHTML))
                                   {
                                        $value = $name;
                                   }
                                   // For HTML, empty is fine
                                   elseif (empty($value) && ($type & SIMPLEPIE_CONSTRUCT_HTML))
                                   {
                                        $attrs[] = $name;
                                        continue;
                                   }
                                   // Standard attribute text
                                   $attrs[] = $name . '="' . $attr->value . '"';
                              }
                              $text .= ' ' . implode(' ', $attrs);
                         }
                         $text .= '>';
                         $fragment->appendChild(new DOMText($text));
                    }
                    $number = $element->childNodes->length;
                    for ($i = $number; $i > 0; $i--)
                    {
                         $child = $element->childNodes->item(0);
                         $fragment->appendChild($child);
                    }
                    if (!in_array($tag, array('script', 'style')))
                    {
                         $fragment->appendChild(new DOMText('</' . $tag . '>'));
                    }
                    $element->parentNode->replaceChild($fragment, $element);
               }
               return;
          }
          elseif (in_array($tag, array('script', 'style')))
          {
               foreach ($elements as $element)
               {
                    $element->parentNode->removeChild($element);
               }
               return;
          }
          else
          {
               foreach ($elements as $element)
               {
                    $fragment = $document->createDocumentFragment();
                    $number = $element->childNodes->length;
                    for ($i = $number; $i > 0; $i--)
                    {
                         $child = $element->childNodes->item(0);
                         $fragment->appendChild($child);
                    }
                    $element->parentNode->replaceChild($fragment, $element);
               }
          }
     }
     protected function strip_attr($attrib, $document)
     {
          $xpath = new DOMXPath($document);
          $elements = $xpath->query('//*[@' . $attrib . ']');
          foreach ($elements as $element)
          {
               $element->removeAttribute($attrib);
          }
     }
}
class SimplePie_Source
{
     var $item;
     var $data = array();
     protected $registry;
     public function __construct($item, $data)
     {
          $this->item = $item;
          $this->data = $data;
     }
     public function set_registry(SimplePie_Registry $registry)
     {
          $this->registry = $registry;
     }
     public function __toString()
     {
          return md5(serialize($this->data));
     }
     public function get_source_tags($namespace, $tag)
     {
          if (isset($this->data['child'][$namespace][$tag]))
          {
               return $this->data['child'][$namespace][$tag];
          }
          else
          {
               return null;
          }
     }
     public function get_base($element = array())
     {
          return $this->item->get_base($element);
     }
     public function sanitize($data, $type, $base = '')
     {
          return $this->item->sanitize($data, $type, $base);
     }
     public function get_item()
     {
          return $this->item;
     }
     public function get_title()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     public function get_category($key = 0)
     {
          $categories = $this->get_categories();
          if (isset($categories[$key]))
          {
               return $categories[$key];
          }
          else
          {
               return null;
          }
     }
     public function get_categories()
     {
          $categories = array();
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
          {
               $term = null;
               $scheme = null;
               $label = null;
               if (isset($category['attribs']['']['term']))
               {
                    $term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($category['attribs']['']['scheme']))
               {
                    $scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($category['attribs']['']['label']))
               {
                    $label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               $categories[] = $this->registry->create('Category', array($term, $scheme, $label));
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category)
          {
               // This is really the label, but keep this as the term also for BC.
               // Label will also work on retrieving because that falls back to term.
               $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               if (isset($category['attribs']['']['domain']))
               {
                    $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               else
               {
                    $scheme = null;
               }
               $categories[] = $this->registry->create('Category', array($term, $scheme, null));
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
          {
               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
          {
               $categories[] = $this->registry->create('Category', array($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          if (!empty($categories))
          {
               return array_unique($categories);
          }
          else
          {
               return null;
          }
     }
     public function get_author($key = 0)
     {
          $authors = $this->get_authors();
          if (isset($authors[$key]))
          {
               return $authors[$key];
          }
          else
          {
               return null;
          }
     }
     public function get_authors()
     {
          $authors = array();
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
          {
               $name = null;
               $uri = null;
               $email = null;
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
               {
                    $name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
               {
                    $uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
               }
               if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
               {
                    $email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $uri !== null)
               {
                    $authors[] = $this->registry->create('Author', array($name, $uri, $email));
               }
          }
          if ($author = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
          {
               $name = null;
               $url = null;
               $email = null;
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
               {
                    $name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
               {
                    $url = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
               }
               if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
               {
                    $email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $url !== null)
               {
                    $authors[] = $this->registry->create('Author', array($name, $url, $email));
               }
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
          {
               $authors[] = $this->registry->create('Author', array($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null));
          }
          if (!empty($authors))
          {
               return array_unique($authors);
          }
          else
          {
               return null;
          }
     }
     public function get_contributor($key = 0)
     {
          $contributors = $this->get_contributors();
          if (isset($contributors[$key]))
          {
               return $contributors[$key];
          }
          else
          {
               return null;
          }
     }
     public function get_contributors()
     {
          $contributors = array();
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'contributor') as $contributor)
          {
               $name = null;
               $uri = null;
               $email = null;
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
               {
                    $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
               {
                    $uri = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
               {
                    $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $uri !== null)
               {
                    $contributors[] = $this->registry->create('Author', array($name, $uri, $email));
               }
          }
          foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'contributor') as $contributor)
          {
               $name = null;
               $url = null;
               $email = null;
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
               {
                    $name = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
               {
                    $url = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
               }
               if (isset($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
               {
                    $email = $this->sanitize($contributor['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
               }
               if ($name !== null || $email !== null || $url !== null)
               {
                    $contributors[] = $this->registry->create('Author', array($name, $url, $email));
               }
          }
          if (!empty($contributors))
          {
               return array_unique($contributors);
          }
          else
          {
               return null;
          }
     }
     public function get_link($key = 0, $rel = 'alternate')
     {
          $links = $this->get_links($rel);
          if (isset($links[$key]))
          {
               return $links[$key];
          }
          else
          {
               return null;
          }
     }
     
     public function get_permalink()
     {
          return $this->get_link(0);
     }
     public function get_links($rel = 'alternate')
     {
          if (!isset($this->data['links']))
          {
               $this->data['links'] = array();
               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
               {
                    foreach ($links as $link)
                    {
                         if (isset($link['attribs']['']['href']))
                         {
                              $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                              $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                         }
                    }
               }
               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
               {
                    foreach ($links as $link)
                    {
                         if (isset($link['attribs']['']['href']))
                         {
                              $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                              $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
                         }
                    }
               }
               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link'))
               {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
               }
               $keys = array_keys($this->data['links']);
               foreach ($keys as $key)
               {
                    if ($this->registry->call('Misc', 'is_isegment_nz_nc', array($key)))
                    {
                         if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
                         {
                              $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
                              $this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
                         }
                         else
                         {
                              $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
                         }
                    }
                    elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
                    {
                         $this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
                    }
                    $this->data['links'][$key] = array_unique($this->data['links'][$key]);
               }
          }
          if (isset($this->data['links'][$rel]))
          {
               return $this->data['links'][$rel];
          }
          else
          {
               return null;
          }
     }
     public function get_description()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
          }
          else
          {
               return null;
          }
     }
     public function get_copyright()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_10_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'copyright'))
          {
               return $this->sanitize($return[0]['data'], $this->registry->call('Misc', 'atom_03_construct_type', array($return[0]['attribs'])), $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     public function get_language()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          elseif (isset($this->data['xml_lang']))
          {
               return $this->sanitize($this->data['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
          }
          else
          {
               return null;
          }
     }
     public function get_latitude()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
          {
               return (float) $return[0]['data'];
          }
          elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
          {
               return (float) $match[1];
          }
          else
          {
               return null;
          }
     }
     public function get_longitude()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
          {
               return (float) $return[0]['data'];
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
          {
               return (float) $return[0]['data'];
          }
          elseif (($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match))
          {
               return (float) $match[2];
          }
          else
          {
               return null;
          }
     }
     public function get_image_url()
     {
          if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
          {
               return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
          {
               return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
          }
          else
          {
               return null;
          }
     }
}
class SimplePie_XML_Declaration_Parser
{
     
     var $version = '1.0';
     
     var $encoding = 'UTF-8';
     
     var $standalone = false;
     
     var $state = 'before_version_name';
     
     var $data = '';
     
     var $data_length = 0;
     
     var $position = 0;
     
     public function __construct($data)
     {
          $this->data = $data;
          $this->data_length = strlen($this->data);
     }
     
     public function parse()
     {
          while ($this->state && $this->state !== 'emit' && $this->has_data())
          {
               $state = $this->state;
               $this->$state();
          }
          $this->data = '';
          if ($this->state === 'emit')
          {
               return true;
          }
          else
          {
               $this->version = '';
               $this->encoding = '';
               $this->standalone = '';
               return false;
          }
     }
     
     public function has_data()
     {
          return (bool) ($this->position < $this->data_length);
     }
     
     public function skip_whitespace()
     {
          $whitespace = strspn($this->data, "\x09\x0A\x0D\x20", $this->position);
          $this->position += $whitespace;
          return $whitespace;
     }
     
     public function get_value()
     {
          $quote = substr($this->data, $this->position, 1);
          if ($quote === '"' || $quote === "'")
          {
               $this->position++;
               $len = strcspn($this->data, $quote, $this->position);
               if ($this->has_data())
               {
                    $value = substr($this->data, $this->position, $len);
                    $this->position += $len + 1;
                    return $value;
               }
          }
          return false;
     }
     public function before_version_name()
     {
          if ($this->skip_whitespace())
          {
               $this->state = 'version_name';
          }
          else
          {
               $this->state = false;
          }
     }
     public function version_name()
     {
          if (substr($this->data, $this->position, 7) === 'version')
          {
               $this->position += 7;
               $this->skip_whitespace();
               $this->state = 'version_equals';
          }
          else
          {
               $this->state = false;
          }
     }
     public function version_equals()
     {
          if (substr($this->data, $this->position, 1) === '=')
          {
               $this->position++;
               $this->skip_whitespace();
               $this->state = 'version_value';
          }
          else
          {
               $this->state = false;
          }
     }
     public function version_value()
     {
          if ($this->version = $this->get_value())
          {
               $this->skip_whitespace();
               if ($this->has_data())
               {
                    $this->state = 'encoding_name';
               }
               else
               {
                    $this->state = 'emit';
               }
          }
          else
          {
               $this->state = false;
          }
     }
     public function encoding_name()
     {
          if (substr($this->data, $this->position, 8) === 'encoding')
          {
               $this->position += 8;
               $this->skip_whitespace();
               $this->state = 'encoding_equals';
          }
          else
          {
               $this->state = 'standalone_name';
          }
     }
     public function encoding_equals()
     {
          if (substr($this->data, $this->position, 1) === '=')
          {
               $this->position++;
               $this->skip_whitespace();
               $this->state = 'encoding_value';
          }
          else
          {
               $this->state = false;
          }
     }
     public function encoding_value()
     {
          if ($this->encoding = $this->get_value())
          {
               $this->skip_whitespace();
               if ($this->has_data())
               {
                    $this->state = 'standalone_name';
               }
               else
               {
                    $this->state = 'emit';
               }
          }
          else
          {
               $this->state = false;
          }
     }
     public function standalone_name()
     {
          if (substr($this->data, $this->position, 10) === 'standalone')
          {
               $this->position += 10;
               $this->skip_whitespace();
               $this->state = 'standalone_equals';
          }
          else
          {
               $this->state = false;
          }
     }
     public function standalone_equals()
     {
          if (substr($this->data, $this->position, 1) === '=')
          {
               $this->position++;
               $this->skip_whitespace();
               $this->state = 'standalone_value';
          }
          else
          {
               $this->state = false;
          }
     }
     public function standalone_value()
     {
          if ($standalone = $this->get_value())
          {
               switch ($standalone)
               {
                    case 'yes':
                         $this->standalone = true;
                         break;
                    case 'no':
                         $this->standalone = false;
                         break;
                    default:
                         $this->state = false;
                         return;
               }
               $this->skip_whitespace();
               if ($this->has_data())
               {
                    $this->state = false;
               }
               else
               {
                    $this->state = 'emit';
               }
          }
          else
          {
               $this->state = false;
          }
     }
}