/**
  * Save data.
  *
  * @param Request $request
  * @return \Symfony\Component\HttpFoundation\RedirectResponse
  */
 public function saveAction(Request $request)
 {
     $this->check();
     $data = $request->request->all();
     $disease = new Disease();
     if (empty($data['id'])) {
         unset($data['id']);
     } else {
         $disease->load($data['id']);
     }
     $disease->setData($data);
     $disease->save();
     return $this->redirectToRoute('disease_homepage', array('id' => $disease->getId()));
 }