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<?php |
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/** |
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* Copyright 2014 SURFnet bv |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace Surfnet\StepupMiddleware\CommandHandlingBundle\SensitiveData\EventStore; |
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use Broadway\Domain\DomainEventStream as DomainEventStreamInterface; |
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use Broadway\Domain\DomainMessage; |
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use Broadway\EventStore\EventStore as EventStoreInterface; |
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use Surfnet\Stepup\Identity\Event\IdentityEvent; |
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use Surfnet\StepupMiddleware\CommandHandlingBundle\Exception\InvalidArgumentException; |
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use Surfnet\StepupMiddleware\CommandHandlingBundle\SensitiveData\EventSourcing\SensitiveDataMessage; |
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use Surfnet\StepupMiddleware\CommandHandlingBundle\SensitiveData\EventSourcing\SensitiveDataMessageStream; |
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use Surfnet\StepupMiddleware\CommandHandlingBundle\SensitiveData\Forgettable; |
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use Surfnet\StepupMiddleware\CommandHandlingBundle\SensitiveData\Repository\SensitiveDataMessageRepository; |
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/** |
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* Event store decorator that loads and appends the sensitive data of events into a separate data store. |
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*/ |
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final class SensitiveDataEventStoreDecorator implements EventStoreInterface |
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{ |
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/** |
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* @var EventStoreInterface |
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*/ |
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private $decoratedEventStore; |
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/** |
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* @var SensitiveDataMessageRepository |
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*/ |
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private $sensitiveDataMessageRepository; |
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/** |
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* @param EventStoreInterface $decoratedEventStore |
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* @param SensitiveDataMessageRepository $sensitiveDataMessageRepository |
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*/ |
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public function __construct( |
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EventStoreInterface $decoratedEventStore, |
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SensitiveDataMessageRepository $sensitiveDataMessageRepository |
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) { |
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$this->decoratedEventStore = $decoratedEventStore; |
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$this->sensitiveDataMessageRepository = $sensitiveDataMessageRepository; |
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} |
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public function load($id): DomainEventStreamInterface |
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{ |
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$domainEventStream = $this->decoratedEventStore->load($id); |
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$this->assertIdentityAggregate($domainEventStream); |
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$sensitiveDataStream = $this->sensitiveDataMessageRepository->findByIdentityId($id); |
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$sensitiveDataStream->applyToDomainEventStream($domainEventStream); |
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return $domainEventStream; |
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} |
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public function append($id, DomainEventStreamInterface $eventStream): void |
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{ |
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$this->assertIdentityAggregate($eventStream); |
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$this->decoratedEventStore->append($id, $eventStream); |
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$sensitiveDataMessages = []; |
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foreach ($eventStream as $message) { |
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/** @var DomainMessage $message */ |
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$event = $message->getPayload(); |
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if (!$event instanceof Forgettable) { |
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continue; |
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} |
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$sensitiveDataMessages[] = new SensitiveDataMessage( |
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$id, |
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$message->getPlayhead(), |
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$event->getSensitiveData() |
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); |
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} |
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$this->sensitiveDataMessageRepository->append(new SensitiveDataMessageStream($sensitiveDataMessages)); |
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} |
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/** |
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* The method below is not implemented and is only there to comply with the interface to upgrade Broadway |
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* |
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* @param $id |
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* @param int $playhead |
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* @return DomainEventStreamInterface |
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*/ |
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public function loadFromPlayhead($id, int $playhead): DomainEventStreamInterface |
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{ |
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throw new InvalidArgumentException("Not implmented"); |
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} |
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/** |
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* @param DomainEventStreamInterface $stream |
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*/ |
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public function assertIdentityAggregate(DomainEventStreamInterface $stream) |
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{ |
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foreach ($stream as $message) { |
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if (!$message->getPayload() instanceof IdentityEvent) { |
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throw new InvalidArgumentException( |
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'The SensitiveDataEventStoreDecorator only works with Identities, please pass in an IdentityId $id' |
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); |
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} |
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} |
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} |
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} |
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OpenConext /
Stepup-Middleware
