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File Content: `Validator.php`

<?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\Validator;

use Symfony\Component\Validator\Constraints\Valid;
use Symfony\Component\Validator\Exception\ValidatorException;
use Symfony\Component\Translation\TranslatorInterface;

/**
 * Default implementation of {@link ValidatorInterface}.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 * @author Bernhard Schussek <bschussek@gmail.com>
 */
class Validator implements ValidatorInterface
{
    /**
     * @var MetadataFactoryInterface
     */
    private $metadataFactory;

    /**
     * @var ConstraintValidatorFactoryInterface
     */
    private $validatorFactory;

    /**
     * @var TranslatorInterface
     */
    private $translator;

    /**
     * @var null|string
     */
    private $translationDomain;

    /**
     * @var array
     */
    private $objectInitializers;

    public function __construct(
        MetadataFactoryInterface $metadataFactory,
        ConstraintValidatorFactoryInterface $validatorFactory,
        TranslatorInterface $translator,
        $translationDomain = 'validators',
        array $objectInitializers = array()
    )
    {
        $this->metadataFactory = $metadataFactory;
        $this->validatorFactory = $validatorFactory;
        $this->translator = $translator;
        $this->translationDomain = $translationDomain;
        $this->objectInitializers = $objectInitializers;
    }

    /**
     * {@inheritdoc}
     */
    public function getMetadataFactory()
    {
        return $this->metadataFactory;
    }

    /**
     * {@inheritDoc}
     */
    public function getMetadataFor($value)
    {
        return $this->metadataFactory->getMetadataFor($value);
    }

    /**
     * {@inheritDoc}
     */
    public function validate($value, $groups = null, $traverse = false, $deep = false)
    {
        $visitor = $this->createVisitor($value);

        foreach ($this->resolveGroups($groups) as $group) {
            $visitor->validate($value, $group, '', $traverse, $deep);
        }

        return $visitor->getViolations();
    }

    /**
     * {@inheritDoc}
     *
     * @throws ValidatorException If the metadata for the value does not support properties.
     */
    public function validateProperty($containingValue, $property, $groups = null)
    {
        $visitor = $this->createVisitor($containingValue);
        $metadata = $this->metadataFactory->getMetadataFor($containingValue);

        if (!$metadata instanceof PropertyMetadataContainerInterface) {
            $valueAsString = is_scalar($containingValue)
                ? '"'.$containingValue.'"'
                : 'the value of type '.gettype($containingValue);

            throw new ValidatorException(sprintf('The metadata for %s does not support properties.', $valueAsString));
        }

        foreach ($this->resolveGroups($groups) as $group) {
            if (!$metadata->hasPropertyMetadata($property)) {
                continue;
            }

            foreach ($metadata->getPropertyMetadata($property) as $propMeta) {
                $propMeta->accept($visitor, $propMeta->getPropertyValue($containingValue), $group, $property);
            }
        }

        return $visitor->getViolations();
    }

    /**
     * {@inheritDoc}
     *
     * @throws ValidatorException If the metadata for the value does not support properties.
     */
    public function validatePropertyValue($containingValue, $property, $value, $groups = null)
    {
        $visitor = $this->createVisitor($containingValue);
        $metadata = $this->metadataFactory->getMetadataFor($containingValue);

        if (!$metadata instanceof PropertyMetadataContainerInterface) {
            $valueAsString = is_scalar($containingValue)
                ? '"'.$containingValue.'"'
                : 'the value of type '.gettype($containingValue);

            throw new ValidatorException(sprintf('The metadata for '.$valueAsString.' does not support properties.'));
        }

        foreach ($this->resolveGroups($groups) as $group) {
            if (!$metadata->hasPropertyMetadata($property)) {
                continue;
            }

            foreach ($metadata->getPropertyMetadata($property) as $propMeta) {
                $propMeta->accept($visitor, $value, $group, $property);
            }
        }

        return $visitor->getViolations();
    }

    /**
     * {@inheritDoc}
     */
    public function validateValue($value, $constraints, $groups = null)
    {
        $context = new ExecutionContext($this->createVisitor($value), $this->translator, $this->translationDomain);

        $constraints = is_array($constraints) ? $constraints : array($constraints);

        foreach ($constraints as $constraint) {
            if ($constraint instanceof Valid) {
                // Why can't the Valid constraint be executed directly?
                //
                // It cannot be executed like regular other constraints, because regular
                // constraints are only executed *if they belong to the validated group*.
                // The Valid constraint, on the other hand, is always executed and propagates
                // the group to the cascaded object. The propagated group depends on
                //
                //  * Whether a group sequence is currently being executed. Then the default
                //    group is propagated.
                //
                //  * Otherwise the validated group is propagated.

                throw new ValidatorException(
                    sprintf(
                        'The constraint %s cannot be validated. Use the method validate() instead.',
                        get_class($constraint)
                    )
                );
            }

            $context->validateValue($value, $constraint, '', $groups);
        }

        return $context->getViolations();
    }

    /**
     * @param mixed $root
     *
     * @return ValidationVisitor
     */
    private function createVisitor($root)
    {
        return new ValidationVisitor(
            $root,
            $this->metadataFactory,
            $this->validatorFactory,
            $this->translator,
            $this->translationDomain,
            $this->objectInitializers
        );
    }

    /**
     * @param null|string|string[] $groups
     *
     * @return string[]
     */
    private function resolveGroups($groups)
    {
        return $groups ? (array) $groups : array(Constraint::DEFAULT_GROUP);
    }
}

Name	Size	Permission
Constraints	---	0755
Exception	---	0755
Mapping	---	0755
Resources	---	0755
ClassBasedInterface.php	572 bytes	0644
Constraint.php	6797 bytes	0644
ConstraintValidator.php	700 bytes	0644
ConstraintValidatorFactory.php	2297 bytes	0644
ConstraintValidatorFactoryInterface.php	775 bytes	0644
ConstraintValidatorInterface.php	899 bytes	0644
ConstraintViolation.php	4334 bytes	0644
ConstraintViolationInterface.php	4353 bytes	0644
ConstraintViolationList.php	3245 bytes	0644
ConstraintViolationListInterface.php	2008 bytes	0644
DefaultTranslator.php	5245 bytes	0644
ExecutionContext.php	8495 bytes	0644
ExecutionContextInterface.php	12355 bytes	0644
GlobalExecutionContextInterface.php	1937 bytes	0644
GroupSequenceProviderInterface.php	597 bytes	0644
MetadataFactoryInterface.php	990 bytes	0644
MetadataInterface.php	2891 bytes	0644
ObjectInitializerInterface.php	817 bytes	0644
PropertyMetadataContainerInterface.php	1209 bytes	0644
PropertyMetadataInterface.php	1258 bytes	0644
Validation.php	1098 bytes	0644
ValidationVisitor.php	6322 bytes	0644
ValidationVisitorInterface.php	3548 bytes	0644
Validator.php	6681 bytes	0644
ValidatorBuilder.php	10082 bytes	0644
ValidatorBuilderInterface.php	5499 bytes	0644
ValidatorInterface.php	3580 bytes	0644
autoloader.php	339 bytes	0644

File Content: Validator.php

File Content: `Validator.php`