CMS\Model\Language::validation PHP Метод

    public function validation()
    {
        $validator = new Validation();
        /**
         * ISO
         */
        $validator->add('iso', new Uniqueness(['model' => $this, "message" => "The inputted ISO language is existing"]));
        $validator->add('iso', new PresenceOf(['model' => $this, 'message' => 'ISO is required']));
        /**
         * Name
         */
        $validator->add('name', new Uniqueness(['model' => $this, "message" => "The inputted name is existing"]));
        $validator->add('name', new PresenceOf(['model' => $this, 'message' => 'Name is required']));
        /**
         * URL
         */
        $validator->add('url', new Uniqueness(['model' => $this, "message" => "The inputted URL is existing"]));
        if ($this->primary == 0) {
            $validator->add('url', new PresenceOf(['model' => $this, 'message' => 'URL is required']));
        }
        return $this->validationHasFailed() != true;
    }