retrieve form error in front office

core/lib/Thelia/Action/Customer.php

@@ -46,7 +46,7 @@ class Customer implements EventSubscriberInterface
             if ($form->isValid()) {
                 echo "ok"; exit;
             } else {
-                echo "ko"; exit;
+                $event->setFormError($form);
             }
         }
     }

core/lib/Thelia/Admin/Controller/BaseAdminController.php

@@ -79,16 +79,4 @@ class BaseAdminController extends ContainerAware
 
         return $parser;
     }
-
-    public function getFormFactory()
-    {
-        return BaseForm::getFormFactory($this->getRequest(), ConfigQuery::read("form.secret.admin", md5(__DIR__)));
-    }
-
-    public function getFormBuilder()
-    {
-        return $this->getFormFactory()->createBuilder("form");
-    }
-
-
 }

core/lib/Thelia/Core/Event/ActionEvent.php

@@ -47,6 +47,8 @@ abstract class ActionEvent extends Event
      */
     protected $action;
 
+    protected $form;
+
     /**
      *
      * @param \Symfony\Component\HttpFoundation\Request $request
@@ -75,4 +77,21 @@ abstract class ActionEvent extends Event
     {
         return $this->request;
     }
+
+    public function setFormError($form)
+    {
+        $this->form = $form;
+        $this->stopPropagation();
+    }
+
+    public function getForm()
+    {
+        return $this->form;
+    }
+
+    public function hasFormError()
+    {
+        return $this->form !== null;
+    }
+
 }

core/lib/Thelia/Core/EventListener/ControllerListener.php

@@ -46,7 +46,14 @@ class ControllerListener implements EventSubscriberInterface
         if (false !== $action = $request->get("action")) {
            //search corresponding action
             $event = new ActionEventFactory($request, $action, $event->getKernel()->getContainer()->getParameter("thelia.actionEvent"));
-            $dispatcher->dispatch("action.".$action, $event->createActionEvent());
+            $actionEvent = $event->createActionEvent();
+            $dispatcher->dispatch("action.".$action, $actionEvent);
+
+            if ($actionEvent->hasFormError()) {
+                $request->getSession()->set("form_error", true);
+                $request->getSession()->set("form_name", $actionEvent->getForm()->createView()
+                    ->vars["attr"]["thelia_name"]);
+            }
         }
 
     }

core/lib/Thelia/Core/Template/Smarty/Plugins/Form.php

@@ -88,8 +88,14 @@ class Form implements SmartyPluginInterface
             }
 
             $instance = $this->getInstance($params['name']);
+            $form = $instance->getForm();
 
-            $template->assign("form", $instance->getForm()->createView());
+            if (true === $this->request->getSession()->get("form_error", false) && $this->request->getSession()->get
+                    ("form_name") == $instance->getName()) {
+                $form->bind($this->request);
+            }
+
+            $template->assign("form", $form->createView());
         } else {
             return $content;
         }
@@ -202,7 +208,10 @@ class Form implements SmartyPluginInterface
         $class = new \ReflectionClass($this->formDefinition[$name]);
 
 
-        return $class->newInstance($this->request);
+        return $class->newInstance(
+            $this->request,
+            "form"
+        );
     }
 
     /**

core/lib/Thelia/Form/BaseForm.php

@@ -30,6 +30,7 @@ use Symfony\Component\Form\Extension\HttpFoundation\HttpFoundationExtension;
 use Symfony\Component\Form\Extension\Csrf\CsrfExtension;
 use Symfony\Component\Form\Extension\Csrf\CsrfProvider\SessionCsrfProvider;
 use Symfony\Component\Validator\Validation;
+use Thelia\Form\Extension\NameFormExtension;
 use Thelia\Model\ConfigQuery;
 
 abstract class BaseForm {
@@ -38,17 +39,23 @@ abstract class BaseForm {
      */
     protected $form;
 
+    public $name;
+
     public function __construct(Request $request, $type= "form", $data = array(), $options = array())
     {
         $validator = Validation::createValidator();
 
+        if(!isset($options["attr"]["name"])) {
+            $options["attr"]["thelia_name"] = $this->getName();
+        }
+
         $this->form = Forms::createFormFactoryBuilder()
             ->addExtension(new HttpFoundationExtension())
             ->addExtension(
                 new CsrfExtension(
                     new SessionCsrfProvider(
                         $request->getSession(),
-                        isset($option["secret"]) ? $option["secret"] : ConfigQuery::read("form.secret", md5(__DIR__))
+                        isset($options["secret"]) ? $options["secret"] : ConfigQuery::read("form.secret", md5(__DIR__))
                     )
                 )
             )
@@ -57,6 +64,8 @@ abstract class BaseForm {
             ->createBuilder($type, $data, $options);
         ;
 
+
+
             $this->buildForm();
     }
 
@@ -69,6 +78,6 @@ abstract class BaseForm {
     }
 
     abstract protected function buildForm();
-
+    abstract public function getName();
 }
 

core/lib/Thelia/Form/CustomerCreation.php

@@ -45,4 +45,9 @@ class CustomerCreation extends BaseForm
             )
             ->add('age', 'integer');
     }
+
+    public function getName()
+    {
+        return "customerCreation";
+    }
 }

templates/smarty-sample/index.html

@@ -12,6 +12,9 @@ An image from asset directory :
 
     {form_field_hidden form=$form}
     {form_field form=$form.email}
+        {form_error form=$form.email}
+        {$message}
+        {/form_error}
         {intl l="{$label}"} : <input type="text" name="{$name}" {$attr} >
     {/form_field}