/**
* Adds a CSRF field to the root form view.
*
* @param FormView $view The form view
* @param FormInterface $form The form
*/
public function buildView(FormView $view, FormInterface $form)
{
if ($form->isRoot() && $form->hasChildren() && $form->hasAttribute('csrf_field_name')) {
$name = $form->getAttribute('csrf_field_name');
$csrfProvider = $form->getAttribute('csrf_provider');
$intention = $form->getAttribute('csrf_intention');
$factory = $form->getAttribute('csrf_factory');
$data = $csrfProvider->generateCsrfToken($intention);
$csrfForm = $factory->createNamed('hidden', $name, $data, array('property_path' => false));
$view->addChild($csrfForm->createView($view));
}
}
public static function getErrorMessages(FormInterface $form)
{
$errors = array();
foreach ($form->getErrors() as $key => $error) {
$template = $error->getMessageTemplate();
$parameters = $error->getMessageParameters();
foreach ($parameters as $var => $value) {
$template = str_replace($var, $value, $template);
}
$errors[$key] = $template;
}
if ($form->hasChildren()) {
foreach ($form->getChildren() as $child) {
if (!$child->isValid()) {
$errors[$child->getName()] = self::getErrorMessages($child);
}
}
}
return $errors;
}