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CollectionValidator.php
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CollectionValidator.php
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<?php
namespace Neos\Flow\Validation\Validator;
/*
* This file is part of the Neos.Flow package.
*
* (c) Contributors of the Neos Project - www.neos.io
*
* This package is Open Source Software. For the full copyright and license
* information, please view the LICENSE file which was distributed with this
* source code.
*/
use Neos\Flow\Annotations as Flow;
use Neos\Utility\TypeHandling;
/**
* A generic collection validator.
*
* @api
*/
class CollectionValidator extends GenericObjectValidator
{
/**
* @var array
*/
protected $supportedOptions = [
'elementValidator' => [null, 'The validator type to use for the collection elements', 'string'],
'elementValidatorOptions' => [[], 'The validator options to use for the collection elements', 'array'],
'elementType' => [null, 'The type of the elements in the collection', 'string'],
'validationGroups' => [null, 'The validation groups to link to', 'string'],
];
/**
* @var \Neos\Flow\Validation\ValidatorResolver
* @Flow\Inject
*/
protected $validatorResolver;
/**
* Checks for a collection and if needed validates the items in the collection.
* This is done with the specified element validator or a validator based on
* the given element type and validation group.
*
* Either elementValidator or elementType must be given, otherwise validation
* will be skipped.
*
* @param mixed $value A collection to be validated
* @return void
*/
protected function isValid($value)
{
if ($value instanceof \Doctrine\Common\Collections\AbstractLazyCollection && !$value->isInitialized()) {
return;
} elseif ((is_object($value) && !TypeHandling::isCollectionType(get_class($value))) && !is_array($value)) {
$this->addError('The given subject was not a collection.', 1317204797);
return;
} elseif (is_object($value) && $this->isValidatedAlready($value)) {
return;
}
foreach ($value as $index => $collectionElement) {
if (isset($this->options['elementValidator'])) {
$collectionElementValidator = $this->validatorResolver->createValidator($this->options['elementValidator'], $this->options['elementValidatorOptions']);
} elseif (isset($this->options['elementType'])) {
if (isset($this->options['validationGroups'])) {
$collectionElementValidator = $this->validatorResolver->getBaseValidatorConjunction($this->options['elementType'], $this->options['validationGroups']);
} else {
$collectionElementValidator = $this->validatorResolver->getBaseValidatorConjunction($this->options['elementType']);
}
} else {
return;
}
if ($collectionElementValidator instanceof ObjectValidatorInterface) {
$collectionElementValidator->setValidatedInstancesContainer($this->validatedInstancesContainer);
}
$this->getResult()->forProperty($index)->merge($collectionElementValidator->validate($collectionElement));
}
}
}