add validation to single task controller::new

Controller/SingleTaskController.php

@@ -13,6 +13,7 @@ use Chill\TaskBundle\Form\SingleTaskType;
 use Symfony\Component\Form\Extension\Core\Type\SubmitType;
 use Symfony\Component\Form\FormFactoryInterface;
 use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\Security\Core\Role\Role;
 
 class SingleTaskController extends Controller
 {
@@ -58,6 +59,7 @@ class SingleTaskController extends Controller
         $task = (new SingleTask())
             ->setPerson($person)
             ->setAssignee($this->getUser())
+            ->setType('task_default')
             ;
         
         $this->denyAccessUnlessGranted(TaskVoter::CREATE, $task, 'You are not '
@@ -67,13 +69,17 @@ class SingleTaskController extends Controller
         
         $form->handleRequest($request);
         
-        if ($form->isSubmitted() && $form->isValid()) {
-            $em = $this->getDoctrine()->getManager();
-            $em->persist($task);
-            
-            $this->addFlash('success', "The task is created");
-            
-            $em->flush();
+        if ($form->isSubmitted()) {
+            if ($form->isValid()) {
+                $em = $this->getDoctrine()->getManager();
+                $em->persist($task);
+
+                $this->addFlash('success', "The task is created");
+
+                $em->flush();
+            } else {
+                $this->addFlash('error', "This form contains errors");
+            }
         }
         
         return $this->render('ChillTaskBundle:SingleTask:new.html.twig', array(
@@ -90,7 +96,8 @@ class SingleTaskController extends Controller
     protected function createCreateForm(SingleTask $task)
     {
         $form = $this->createForm(SingleTaskType::class, $task, [
-            'center' => $task->getCenter()
+            'center' => $task->getCenter(),
+            'role'   => new Role(TaskVoter::CREATE)
         ]);
         
         $form->add('submit', SubmitType::class);