From d8c93e2edea10cbef7cd8f504d2ec5f367188b41 Mon Sep 17 00:00:00 2001
From: Daniel Siepmann <coding@daniel-siepmann.de>
Date: Mon, 7 Dec 2015 15:40:32 +0100
Subject: [PATCH] Add isSubmitted call

---
 book/forms.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/book/forms.rst b/book/forms.rst
index 3627ffa806d..a4b95fd62c9 100644
--- a/book/forms.rst
+++ b/book/forms.rst
@@ -231,7 +231,7 @@ controller::
 
         $form->handleRequest($request);
 
-        if ($form->isValid()) {
+        if ($form->isSubmitted() && $form->isValid()) {
             // ... perform some action, such as saving the task to the database
 
             return $this->redirect($this->generateUrl('task_success'));