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- <?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\Constraints;
- use Symfony\Component\Validator\Constraint;
- use Symfony\Component\Validator\ConstraintValidator;
- use Symfony\Component\Validator\Exception\UnexpectedTypeException;
- use Symfony\Component\Validator\Exception\UnexpectedValueException;
- /**
- * @author Bernhard Schussek <bschussek@gmail.com>
- */
- class CollectionValidator extends ConstraintValidator
- {
- /**
- * {@inheritdoc}
- */
- public function validate($value, Constraint $constraint)
- {
- if (!$constraint instanceof Collection) {
- throw new UnexpectedTypeException($constraint, Collection::class);
- }
- if (null === $value) {
- return;
- }
- if (!\is_array($value) && !($value instanceof \Traversable && $value instanceof \ArrayAccess)) {
- throw new UnexpectedValueException($value, 'array|(Traversable&ArrayAccess)');
- }
- // We need to keep the initialized context when CollectionValidator
- // calls itself recursively (Collection constraints can be nested).
- // Since the context of the validator is overwritten when initialize()
- // is called for the nested constraint, the outer validator is
- // acting on the wrong context when the nested validation terminates.
- //
- // A better solution - which should be approached in Symfony 3.0 - is to
- // remove the initialize() method and pass the context as last argument
- // to validate() instead.
- $context = $this->context;
- foreach ($constraint->fields as $field => $fieldConstraint) {
- // bug fix issue #2779
- $existsInArray = \is_array($value) && \array_key_exists($field, $value);
- $existsInArrayAccess = $value instanceof \ArrayAccess && $value->offsetExists($field);
- if ($existsInArray || $existsInArrayAccess) {
- if (\count($fieldConstraint->constraints) > 0) {
- $context->getValidator()
- ->inContext($context)
- ->atPath('['.$field.']')
- ->validate($value[$field], $fieldConstraint->constraints);
- }
- } elseif (!$fieldConstraint instanceof Optional && !$constraint->allowMissingFields) {
- $context->buildViolation($constraint->missingFieldsMessage)
- ->atPath('['.$field.']')
- ->setParameter('{{ field }}', $this->formatValue($field))
- ->setInvalidValue(null)
- ->setCode(Collection::MISSING_FIELD_ERROR)
- ->addViolation();
- }
- }
- if (!$constraint->allowExtraFields) {
- foreach ($value as $field => $fieldValue) {
- if (!isset($constraint->fields[$field])) {
- $context->buildViolation($constraint->extraFieldsMessage)
- ->atPath('['.$field.']')
- ->setParameter('{{ field }}', $this->formatValue($field))
- ->setInvalidValue($fieldValue)
- ->setCode(Collection::NO_SUCH_FIELD_ERROR)
- ->addViolation();
- }
- }
- }
- }
- }
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