Баги 1.5.1

 if ($href) { $attr .= ' href="/redirect?url='.htmlspecialchars($href).'"'; }
 

  function url_2html($elem) {
        $attr = '';
        $href = $elem['attrib']['url'];
        if ( ! $href ) {
            foreach ($elem['val'] as $text) {
                if ('text'==$text['type']) { $href .= $text['str']; }
            }
        }
        $protocols = array(
                'http://','https://','ftp://','file://','#','/','?','./','../'
            );
        $is_http = false;
        foreach ($protocols as $val) {
            if ($val==substr($href,0,strlen($val))) {
                $is_http = true;
                break;
            }
        }
        if (! $is_http) { $href = 'http://'.$href; }
        if ($href) { $attr .= ' href="'.htmlspecialchars($href).'"'; }
        $title = isset($elem['attrib']['title']) ? $elem['attrib']['title'] : '';
        if ($title) { $attr .= ' title="'.htmlspecialchars($title).'"'; }
        $name = isset($elem['attrib']['name']) ? $elem['attrib']['name'] : '';
        if ($name) { $attr .= ' name="'.htmlspecialchars($name).'"'; }
        $target = isset($elem['attrib']['target']) ? $elem['attrib']['target'] : '';
        if ($target) { $attr .= ' target="'.htmlspecialchars($target).'"'; }
        return '<a'.$attr.'>'.$this -> get_html($elem['val']).'</a>';
    }
}