public static function ini()
    {
        $lang = config('lang.default');

        self::$langFolder = dirname(dirname(__DIR__)).'/app/lang/'.$lang;
        self::$langFile = self::$langFolder.'/validator.php';
        if (is_file(self::$langFile)) {
            V::langDir(self::$langFolder);
            V::lang('validator');
        }
    }