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<?php |
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/******************************************************************************* |
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* This file is part of the GraphQL Bundle package. |
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* |
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* (c) YnloUltratech <[email protected]> |
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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 Ynlo\GraphQLBundle\EventListener\GraphQL; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Ynlo\GraphQLBundle\Events\GraphQLEvents; |
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use Ynlo\GraphQLBundle\Events\GraphQLFieldEvent; |
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use Ynlo\GraphQLBundle\Events\GraphQLMutationEvent; |
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use Ynlo\GraphQLBundle\Exception\Controlled\ForbiddenError; |
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use Ynlo\GraphQLBundle\Security\Authorization\AccessControlChecker; |
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use Ynlo\GraphQLBundle\Util\TypeUtil; |
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class AccessControlListener implements EventSubscriberInterface |
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{ |
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/** |
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* @var AccessControlChecker |
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*/ |
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protected $accessControlChecker; |
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/** |
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* @param AccessControlChecker $accessControlChecker |
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*/ |
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public function __construct(AccessControlChecker $accessControlChecker) |
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{ |
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$this->accessControlChecker = $accessControlChecker; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public static function getSubscribedEvents() |
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{ |
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return [ |
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GraphQLEvents::PRE_READ_FIELD => 'preReadField', |
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GraphQLEvents::MUTATION_SUBMITTED => 'onSubmitMutation', |
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]; |
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} |
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public function onSubmitMutation(GraphQLMutationEvent $event) |
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{ |
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$operation = $event->getContext()->getDefinition(); |
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if ($this->accessControlChecker->isControlled($operation) |
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&& !$this->accessControlChecker->isGranted($operation, $event->getFormEvent()->getData()) |
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) { |
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$message = $this->accessControlChecker->getMessage($operation) ?? null; |
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throw new ForbiddenError($message); |
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} |
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} |
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public function preReadField(GraphQLFieldEvent $event) |
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{ |
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//check firstly if the user have rights to read the operation |
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$node = $event->getContext()->getNode(); |
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if ($node && $this->accessControlChecker->isControlled($node) |
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&& !$this->accessControlChecker->isGranted($node, $event->getContext()->getRoot()) |
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) { |
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$event->stopPropagation(); |
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$event->setValue(null); |
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throw new ForbiddenError($this->accessControlChecker->getMessage($node)); |
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} |
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//check if user have rights to read the object |
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if (\is_object($event->getContext()->getRoot())) { |
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$concreteType = TypeUtil::resolveObjectType($event->getContext()->getEndpoint(), $event->getContext()->getRoot()); |
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if ($concreteType) { |
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$objectDefinition = $event->getContext()->getEndpoint()->getType($concreteType); |
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if ($this->accessControlChecker->isControlled($objectDefinition) |
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&& !$this->accessControlChecker->isGranted($objectDefinition, $event->getContext()->getRoot()) |
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) { |
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$event->stopPropagation(); |
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$event->setValue(null); |
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throw new ForbiddenError($this->accessControlChecker->getMessage($objectDefinition)); |
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} |
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} |
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} |
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//check then if the user have rights to read the field |
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$field = $event->getContext()->getDefinition(); |
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if ($this->accessControlChecker->isControlled($field) |
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&& !$this->accessControlChecker->isGranted($field, $event->getContext()->getRoot()) |
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) { |
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throw new ForbiddenError($this->accessControlChecker->getMessage($field)); |
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} |
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} |
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} |
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ynloultratech /
graphql-bundle
