vendor/symfony/messenger/EventListener/SendFailedMessageToFailureTransportListener.php line 46

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  1. <?php
  3. /*
  4.  * This file is part of the Symfony package.
  5.  *
  6.  * (c) Fabien Potencier <[email protected]>
  7.  *
  8.  * For the full copyright and license information, please view the LICENSE
  9.  * file that was distributed with this source code.
  10.  */
  12. namespace Symfony\Component\Messenger\EventListener;
  14. use Psr\Container\ContainerInterface;
  15. use Psr\Log\LoggerInterface;
  16. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  17. use Symfony\Component\Messenger\Event\WorkerMessageFailedEvent;
  18. use Symfony\Component\Messenger\Stamp\DelayStamp;
  19. use Symfony\Component\Messenger\Stamp\RedeliveryStamp;
  20. use Symfony\Component\Messenger\Stamp\SentToFailureTransportStamp;
  21. use Symfony\Component\Messenger\Transport\Sender\SenderInterface;
  23. /**
  24.  * Sends a rejected message to a "failure transport".
  25.  *
  26.  * @author Ryan Weaver <[email protected]>
  27.  */
  28. class SendFailedMessageToFailureTransportListener implements EventSubscriberInterface
  29. {
  30.     private $failureSenders;
  31.     private $logger;
  33.     /**
  34.      * @param ContainerInterface $failureSenders
  35.      */
  36.     public function __construct($failureSenders, ?LoggerInterface $logger = null)
  37.     {
  38.         if (!$failureSenders instanceof ContainerInterface) {
  39.             trigger_deprecation('symfony/messenger', '5.3', 'Passing a SenderInterface value as 1st argument to "%s()" is deprecated, pass a ServiceLocator instead.', __METHOD__);
  40.         }
  42.         $this->failureSenders = $failureSenders;
  43.         $this->logger = $logger;
  44.     }
  46.     public function onMessageFailed(WorkerMessageFailedEvent $event)
  47.     {
  48.         if ($event->willRetry()) {
  49.             return;
  50.         }
  52.         if (!$this->hasFailureTransports($event)) {
  53.             return;
  54.         }
  56.         $failureSender = $this->getFailureSender($event->getReceiverName());
  57.         if (null === $failureSender) {
  58.             return;
  59.         }
  61.         $envelope = $event->getEnvelope();
  63.         // avoid re-sending to the failed sender
  64.         if (null !== $envelope->last(SentToFailureTransportStamp::class)) {
  65.             return;
  66.         }
  68.         $envelope = $envelope->with(
  69.             new SentToFailureTransportStamp($event->getReceiverName()),
  70.             new DelayStamp(0),
  71.             new RedeliveryStamp(0)
  72.         );
  74.         if (null !== $this->logger) {
  75.             $this->logger->info('Rejected message {class} will be sent to the failure transport {transport}.', [
  76.                 'class' => \get_class($envelope->getMessage()),
  77.                 'transport' => \get_class($failureSender),
  78.             ]);
  79.         }
  81.         $failureSender->send($envelope);
  82.     }
  84.     public static function getSubscribedEvents()
  85.     {
  86.         return [
  87.             WorkerMessageFailedEvent::class => ['onMessageFailed', -100],
  88.         ];
  89.     }
  91.     private function getFailureSender(string $receiverName): SenderInterface
  92.     {
  93.         if ($this->failureSenders instanceof SenderInterface) {
  94.             return $this->failureSenders;
  95.         }
  97.         return $this->failureSenders->get($receiverName);
  98.     }
  100.     private function hasFailureTransports(WorkerMessageFailedEvent $event): bool
  101.     {
  102.         return ($this->failureSenders instanceof ContainerInterface && $this->failureSenders->has($event->getReceiverName())) || $this->failureSenders instanceof SenderInterface;
  103.     }
  104. }