Contao\FormTextField::validator PHP Метод

    protected function validator($varInput)
    {
        if (is_array($varInput)) {
            return parent::validator($varInput);
        }
        // Convert to Punycode format (see #5571)
        if ($this->rgxp == 'url') {
            $varInput = \Idna::encodeUrl($varInput);
        } elseif ($this->rgxp == 'email' || $this->rgxp == 'friendly') {
            $varInput = \Idna::encodeEmail($varInput);
        }
        return parent::validator($varInput);
    }