/**
  * @param Request $request
  * @return JsonResponse
  */
 public function getPostJsonSimpleAction(Request $request)
 {
     $json = $this->postRepository->getAllInJson(false);
     $response = new Response();
     $response->setContent($json);
     $response->headers->add(array('Content-type' => 'application/json'));
     return $response;
 }