Add isSubmitted call

DanielSiepmann · DanielSiepmann · commit f41492a73cb2 · 2015-12-07T15:40:32.000+01:00
Streamline with http://symfony.com/doc/current/book/forms.html#handling-form-submissions Following best practice: http://symfony.com/doc/current/best_practices/forms.html
diff --git a/book/forms.rst b/book/forms.rst
@@ -242,7 +242,7 @@ controller::
 
         $form->handleRequest($request);
 
-        if ($form->isValid()) {
+        if ($form->isValid() && $form->isSubmitted()) {
             // ... perform some action, such as saving the task to the database
 
             return $this->redirectToRoute('task_success');
