/usr/share/php/Symfony/Component/Form/Extension/Validator/ValidatorExtension.php is in php-symfony-form 2.7.10-0ubuntu2.
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/*
* 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;
use Symfony\Component\Form\Exception\UnexpectedTypeException;
use Symfony\Component\Form\Extension\Validator\Constraints\Form;
use Symfony\Component\Form\AbstractExtension;
use Symfony\Component\Validator\Constraints\Valid;
use Symfony\Component\Validator\Mapping\ClassMetadata;
use Symfony\Component\Validator\Validator\ValidatorInterface;
use Symfony\Component\Validator\ValidatorInterface as LegacyValidatorInterface;
/**
* Extension supporting the Symfony Validator component in forms.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class ValidatorExtension extends AbstractExtension
{
private $validator;
/**
* @param ValidatorInterface|LegacyValidatorInterface $validator
*
* @throws UnexpectedTypeException If $validator is invalid
*/
public function __construct($validator)
{
// 2.5 API
if ($validator instanceof ValidatorInterface) {
$metadata = $validator->getMetadataFor('Symfony\Component\Form\Form');
// 2.4 API
} elseif ($validator instanceof LegacyValidatorInterface) {
$metadata = $validator->getMetadataFactory()->getMetadataFor('Symfony\Component\Form\Form');
} else {
throw new UnexpectedTypeException($validator, 'Symfony\Component\Validator\Validator\ValidatorInterface or Symfony\Component\Validator\ValidatorInterface');
}
// Register the form constraints in the validator programmatically.
// This functionality is required when using the Form component without
// the DIC, where the XML file is loaded automatically. Thus the following
// code must be kept synchronized with validation.xml
/* @var $metadata ClassMetadata */
$metadata->addConstraint(new Form());
$metadata->addPropertyConstraint('children', new Valid());
$this->validator = $validator;
}
public function loadTypeGuesser()
{
// 2.5 API
if ($this->validator instanceof ValidatorInterface) {
return new ValidatorTypeGuesser($this->validator);
}
// 2.4 API
return new ValidatorTypeGuesser($this->validator->getMetadataFactory());
}
protected function loadTypeExtensions()
{
return array(
new Type\FormTypeValidatorExtension($this->validator),
new Type\RepeatedTypeValidatorExtension(),
new Type\SubmitTypeValidatorExtension(),
);
}
}
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