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<?php |
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namespace HMLB\DDDBundle\MessageBus\Middleware; |
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use Doctrine\Common\Persistence\ObjectManager; |
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use HMLB\DDD\Exception\Exception; |
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use HMLB\DDD\Message\Command\Command; |
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use HMLB\DDD\Message\Event\Event; |
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use HMLB\DDD\Message\Message; |
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use HMLB\DDDBundle\Persistence\PersistentMessage; |
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use Psr\Log\LoggerInterface; |
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use SimpleBus\Message\Bus\Middleware\MessageBusMiddleware; |
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/** |
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* Adds messages to object manager persistence. |
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* |
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* @author Hugues Maignol <[email protected]> |
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*/ |
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class PersistsMessages implements MessageBusMiddleware |
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{ |
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/** |
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* @var ObjectManager |
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*/ |
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private $om; |
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/** |
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* @var LoggerInterface |
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*/ |
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private $logger; |
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/** |
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* @var bool |
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*/ |
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private $persistCommands; |
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/** |
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* @var bool |
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*/ |
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private $persistEvents; |
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/** |
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* PersistsMessages constructor. |
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* |
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* @param LoggerInterface $logger |
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* @param ObjectManager $om |
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* @param bool $persistCommands |
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* @param bool $persistEvents |
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*/ |
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public function __construct(LoggerInterface $logger, ObjectManager $om, bool $persistCommands, bool $persistEvents) |
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{ |
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$this->logger = $logger; |
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$this->om = $om; |
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$this->persistCommands = $persistCommands; |
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$this->persistEvents = $persistEvents; |
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} |
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/** |
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* @param Message $message |
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* @param callable $next |
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*/ |
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public function handle($message, callable $next) |
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{ |
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if ($message instanceof PersistentMessage && $this->shouldPersistMessage($message)) { |
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try { |
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$message->getId(); |
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} catch (Exception $e) { |
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$message->initializeId(); |
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} |
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$this->om->persist($message); |
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} |
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$next($message); |
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} |
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/** |
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* @param PersistentMessage $message |
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* |
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* @return bool |
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*/ |
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private function shouldPersistMessage(PersistentMessage $message): bool |
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{ |
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return ($message instanceof Command && $this->persistCommands) || |
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($message instanceof Event && $this->persistEvents); |
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} |
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} |
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hmlb /
ddd-bundle
