/**
  * Disables all frontend messages.
  *
  * @return void
  */
 public function jsonDisableFrontendMessagesAction()
 {
     $notification = new Phprojekt_Notification();
     try {
         $notification->disableFrontendMessages();
         $message = Phprojekt::getInstance()->translate(self::DISABLE_FRONTEND_MESSAGES_TRUE_TEXT);
         $resultType = 'success';
     } catch (Exception $error) {
         Phprojekt::getInstance()->getLog()->debug('Error: ' . $error->getMessage());
         $message = Phprojekt::getInstance()->translate(self::DISABLE_FRONTEND_MESSAGES_FALSE_TEXT);
         $resultType = 'error';
     }
     $return = array('type' => $resultType, 'message' => $message, 'id' => 0);
     Phprojekt_Converter_Json::echoConvert($return);
 }