/**
  * administrate a media resource.
  *
  * @Route("/edit/{id}", requirements={"id" = "\d+"}, name="innova_media_resource_administrate")
  * @Method("GET")
  */
 public function administrateAction(Workspace $workspace, MediaResource $mr)
 {
     if (false === $this->container->get('security.context')->isGranted('ADMINISTRATE', $mr->getResourceNode())) {
         throw new AccessDeniedException();
     }
     return $this->render('InnovaMediaResourceBundle:MediaResource:administrate.html.twig', ['_resource' => $mr]);
 }