private function name($extra)
    {
        $file = $extra[0];
        $file = str_replace('.', '/', $file);
        //
        switch ($extra[1]) {
            case 'smarty': $extention = '.tpl.php'; break;
            case 'atom': $extention = '.atom'; break;
            default: $extention = '.php'; break;
        }

        return $file.$extention;
    }