Gpf_Rpc_Form::validate PHP Method

        public function validate()
        {
            return $this->validator->validate();
        }

 /**
  * @anonym
  * @service
  * @param Gpf_Rpc_Params $params
  * @return Gpf_Rpc_Form
  */
 public function save(Gpf_Rpc_Params $params) {
     $form = new Gpf_Rpc_Form($params);
     $form->addValidator(new Gpf_Rpc_Form_Validator_EmailValidator(), self::AUTORESPONDER_ADDRESS, $this->_('Autoresponder'));
     if (!$form->validate()) {
         return $form;
     }
     Gpf_Settings::set(self::AUTORESPONDER_ADDRESS, $form->getFieldValue(self::AUTORESPONDER_ADDRESS));
     $form->setInfoMessage($this->_('AWeber saved'));
     return $form;
 }