public function updateAction()
 {
     $request = new Request();
     if ($request->isPost()) {
         $donations = Donations::find();
         $validIds = $request->getPost();
         foreach ($donations as $donation) {
             if (in_array($donation->getId(), $validIds)) {
                 $donation->setVerified(1);
             } else {
                 $donation->setVerified(0);
             }
             $donation->save();
         }
     }
     $this->dispatcher->forward(array('controller' => 'admin', 'action' => 'index'));
 }