/**
  * Sets action, that library client have to execute.
  *
  * @param       Response        $response       PaynetEasy response.
  */
 protected function setNeededAction(Response $response)
 {
     if ($response->hasHtml()) {
         $response->setNeededAction(Response::NEEDED_SHOW_HTML);
     } elseif ($response->isProcessing()) {
         $response->setNeededAction(Response::NEEDED_STATUS_UPDATE);
     }
 }