/**
  * Get Paginator
  *
  * @param Response $response Response
  *
  * @return Paginator Paginator
  */
 private function getPaginator(Response $response)
 {
     if (!($criteria = $response->getCriteria())) {
         return null;
     }
     if (!$criteria->limit) {
         return null;
     }
     $paginator = \Craft\craft()->config->get('paginator', 'HttpMessagesFractalMiddleware');
     return new $paginator($criteria);
 }