vendor/symfony/form/Extension/Validator/Type/FormTypeValidatorExtension.php line 34

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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\Type;
  14. use Symfony\Component\Form\Extension\Core\Type\FormType;
  15. use Symfony\Component\Form\Extension\Validator\EventListener\ValidationListener;
  16. use Symfony\Component\Form\Extension\Validator\ViolationMapper\ViolationMapper;
  17. use Symfony\Component\Form\FormBuilderInterface;
  18. use Symfony\Component\Form\FormRendererInterface;
  19. use Symfony\Component\OptionsResolver\Options;
  20. use Symfony\Component\OptionsResolver\OptionsResolver;
  21. use Symfony\Component\Validator\Constraint;
  22. use Symfony\Component\Validator\Validator\ValidatorInterface;
  23. use Symfony\Contracts\Translation\TranslatorInterface;
  25. /**
  26.  * @author Bernhard Schussek <bschussek@gmail.com>
  27.  */
  28. class FormTypeValidatorExtension extends BaseValidatorExtension
  29. {
  30.     private ValidatorInterface $validator;
  31.     private ViolationMapper $violationMapper;
  32.     private bool $legacyErrorMessages;
  34.     public function __construct(ValidatorInterface $validator, bool $legacyErrorMessages = true, FormRendererInterface $formRenderer = null, TranslatorInterface $translator = null)
  35.     {
  36.         $this->validator = $validator;
  37.         $this->violationMapper = new ViolationMapper($formRenderer, $translator);
  38.     }
  40.     /**
  41.      * {@inheritdoc}
  42.      */
  43.     public function buildForm(FormBuilderInterface $builder, array $options)
  44.     {
  45.         $builder->addEventSubscriber(new ValidationListener($this->validator, $this->violationMapper));
  46.     }
  48.     /**
  49.      * {@inheritdoc}
  50.      */
  51.     public function configureOptions(OptionsResolver $resolver)
  52.     {
  53.         parent::configureOptions($resolver);
  55.         // Constraint should always be converted to an array
  56.         $constraintsNormalizer = function (Options $options, $constraints) {
  57.             return \is_object($constraints) ? [$constraints] : (array) $constraints;
  58.         };
  60.         $resolver->setDefaults([
  61.             'error_mapping' => [],
  62.             'constraints' => [],
  63.             'invalid_message' => 'This value is not valid.',
  64.             'invalid_message_parameters' => [],
  65.             'allow_extra_fields' => false,
  66.             'extra_fields_message' => 'This form should not contain extra fields.',
  67.         ]);
  68.         $resolver->setAllowedTypes('constraints', [Constraint::class, Constraint::class.'[]']);
  69.         $resolver->setNormalizer('constraints', $constraintsNormalizer);
  70.     }
  72.     /**
  73.      * {@inheritdoc}
  74.      */
  75.     public static function getExtendedTypes(): iterable
  76.     {
  77.         return [FormType::class];
  78.     }
  79. }