Added a 'post validation' event to the form component.

src/Symfony/Component/Form/Form.php

@@ -566,6 +566,9 @@ class Form implements \IteratorAggregate, FormInterface
         foreach ($this->validators as $validator) {
             $validator->validate($this);
         }
+        
+        $event = new DataEvent($this, $clientData);
+        $this->dispatcher->dispatch(FormEvents::POST_VALIDATE, $event);
 
         return $this;
     }

src/Symfony/Component/Form/FormEvents.php

@@ -29,4 +29,6 @@ final class FormEvents
     const BIND_NORM_DATA = 'form.bind_norm_data';
 
     const SET_DATA = 'form.set_data';
+    
+    const POST_VALIDATE = 'form.post_validate';
 }