<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\Validator\EventListener;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\Form\Extension\Validator\Constraints\Form;
use Symfony\Component\Form\Extension\Validator\ViolationMapper\ViolationMapperInterface;
use Symfony\Component\Form\FormEvent;
use Symfony\Component\Form\FormEvents;
use Symfony\Component\Validator\Validator\ValidatorInterface;
/**
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class ValidationListener implements EventSubscriberInterface
{
private $validator;
private $violationMapper;
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents()
{
return [FormEvents::POST_SUBMIT => 'validateForm'];
}
public function __construct(ValidatorInterface $validator, ViolationMapperInterface $violationMapper)
{
$this->validator = $validator;
$this->violationMapper = $violationMapper;
}
public function validateForm(FormEvent $event)
{
$form = $event->getForm();
if ($form->isRoot()) {
// Form groups are validated internally (FormValidator). Here we don't set groups as they are retrieved into the validator.
foreach ($this->validator->validate($form) as $violation) {
// Allow the "invalid" constraint to be put onto
// non-synchronized forms
$allowNonSynchronized = $violation->getConstraint() instanceof Form && Form::NOT_SYNCHRONIZED_ERROR === $violation->getCode();
$this->violationMapper->mapViolation($violation, $form, $allowNonSynchronized);
}
}
}
}