shared.mb_str_replace.php

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<?php
if (!function_exists('smarty_mb_str_replace')) {

    function smarty_mb_str_replace($search, $replace, $subject, &$count=0)
    {
        if (!is_array($search) && is_array($replace)) {
            return false;
        }
        if (is_array($subject)) {
            // call mb_replace for each single string in $subject
            foreach ($subject as &$string) {
                $string = &smarty_mb_str_replace($search, $replace, $string, $c);
                $count += $c;
            }
        } elseif (is_array($search)) {
            if (!is_array($replace)) {
                foreach ($search as &$string) {
                    $subject = smarty_mb_str_replace($string, $replace, $subject, $c);
                    $count += $c;
                }
            } else {
                $n = max(count($search), count($replace));
                while ($n--) {
                    $subject = smarty_mb_str_replace(current($search), current($replace), $subject, $c);
                    $count += $c;
                    next($search);
                    next($replace);
                }
            }
        } else {
            $parts = mb_split(preg_quote($search), $subject);
            $count = count($parts) - 1;
            $subject = implode($replace, $parts);
        }
        return $subject;
    }

}
?>