vendor/symfony/form/Extension/Validator/EventListener/ValidationListener.php line 50

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  1. <?php
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Symfony\Component\Form\Extension\Validator\EventListener;
  14. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  15. use Symfony\Component\Form\Extension\Validator\Constraints\Form;
  16. use Symfony\Component\Form\Extension\Validator\ViolationMapper\ViolationMapperInterface;
  17. use Symfony\Component\Form\FormEvent;
  18. use Symfony\Component\Form\FormEvents;
  19. use Symfony\Component\Validator\Validator\ValidatorInterface;
  21. /**
  22. * @author Bernhard Schussek <bschussek@gmail.com>
  23. */
  24. class ValidationListener implements EventSubscriberInterface
  25. {
  26. private $validator;
  28. private $violationMapper;
  30. /**
  31. * {@inheritdoc}
  32. */
  33. public static function getSubscribedEvents()
  34. {
  35. return [FormEvents::POST_SUBMIT => 'validateForm'];
  36. }
  38. public function __construct(ValidatorInterface $validator, ViolationMapperInterface $violationMapper)
  39. {
  40. $this->validator = $validator;
  41. $this->violationMapper = $violationMapper;
  42. }
  44. public function validateForm(FormEvent $event)
  45. {
  46. $form = $event->getForm();
  48. if ($form->isRoot()) {
  49. // Form groups are validated internally (FormValidator). Here we don't set groups as they are retrieved into the validator.
  50. foreach ($this->validator->validate($form) as $violation) {
  51. // Allow the "invalid" constraint to be put onto
  52. // non-synchronized forms
  53. $allowNonSynchronized = $violation->getConstraint() instanceof Form && Form::NOT_SYNCHRONIZED_ERROR === $violation->getCode();
  55. $this->violationMapper->mapViolation($violation, $form, $allowNonSynchronized);
  56. }
  57. }
  58. }
  59. }