84 lines
3.3 KiB
PHP
84 lines
3.3 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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use Symfony\Component\Validator\Exception\UnexpectedValueException;
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/**
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class CollectionValidator extends ConstraintValidator
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{
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public function validate(mixed $value, Constraint $constraint): void
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{
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if (!$constraint instanceof Collection) {
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throw new UnexpectedTypeException($constraint, Collection::class);
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}
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if (null === $value) {
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return;
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}
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if (!\is_array($value) && !($value instanceof \Traversable && $value instanceof \ArrayAccess)) {
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throw new UnexpectedValueException($value, 'array|(Traversable&ArrayAccess)');
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}
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// We need to keep the initialized context when CollectionValidator
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// calls itself recursively (Collection constraints can be nested).
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// Since the context of the validator is overwritten when initialize()
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// is called for the nested constraint, the outer validator is
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// acting on the wrong context when the nested validation terminates.
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//
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// A better solution - which should be approached in Symfony 3.0 - is to
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// remove the initialize() method and pass the context as last argument
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// to validate() instead.
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$context = $this->context;
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foreach ($constraint->fields as $field => $fieldConstraint) {
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$existsInArray = \is_array($value) && \array_key_exists($field, $value);
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$existsInArrayAccess = $value instanceof \ArrayAccess && $value->offsetExists($field);
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if ($existsInArray || $existsInArrayAccess) {
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if (\count($fieldConstraint->constraints) > 0) {
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$context->getValidator()
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->inContext($context)
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->atPath('['.$field.']')
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->validate($value[$field], $fieldConstraint->constraints);
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}
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} elseif (!$fieldConstraint instanceof Optional && !$constraint->allowMissingFields) {
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$context->buildViolation($constraint->missingFieldsMessage)
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->atPath('['.$field.']')
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->setParameter('{{ field }}', $this->formatValue($field))
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->setInvalidValue(null)
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->setCode(Collection::MISSING_FIELD_ERROR)
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->addViolation();
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}
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}
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if (!$constraint->allowExtraFields) {
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foreach ($value as $field => $fieldValue) {
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if (!isset($constraint->fields[$field])) {
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$context->buildViolation($constraint->extraFieldsMessage)
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->atPath('['.$field.']')
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->setParameter('{{ field }}', $this->formatValue($field))
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->setInvalidValue($fieldValue)
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->setCode(Collection::NO_SUCH_FIELD_ERROR)
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->addViolation();
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}
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}
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}
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}
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}
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