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<?php |
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namespace PSB\Core\Transport\RabbitMq; |
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use PSB\Core\EndpointControlToken; |
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use PSB\Core\Exception\CriticalErrorException; |
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use PSB\Core\Transport\PushContext; |
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use PSB\Core\Transport\PushPipe; |
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use PSB\Core\Transport\ReceiveCancellationToken; |
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class MessageProcessor |
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{ |
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/** |
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* @var BrokerModel |
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*/ |
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private $brokerModel; |
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/** |
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* @var RoutingTopology |
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*/ |
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private $routingTopology; |
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/** |
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* @var MessageConverter |
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*/ |
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private $messageConverter; |
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/** |
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* @param BrokerModel $brokerModel |
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* @param RoutingTopology $routingTopology |
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* @param MessageConverter $messageConverter |
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*/ |
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public function __construct( |
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BrokerModel $brokerModel, |
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RoutingTopology $routingTopology, |
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MessageConverter $messageConverter |
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) { |
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$this->brokerModel = $brokerModel; |
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$this->routingTopology = $routingTopology; |
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$this->messageConverter = $messageConverter; |
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} |
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/** |
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* @param \AMQPEnvelope $envelope |
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* @param \AMQPQueue $queue |
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* @param PushPipe $pushPipe |
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* @param string $errorQueue |
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* @param ReceiveCancellationToken $cancellationToken |
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* @param EndpointControlToken $endpointControlToken |
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* |
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* @return bool |
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*/ |
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public function process( |
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\AMQPEnvelope $envelope, |
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\AMQPQueue $queue, |
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PushPipe $pushPipe, |
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$errorQueue, |
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ReceiveCancellationToken $cancellationToken, |
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EndpointControlToken $endpointControlToken |
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) { |
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try { |
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$messageId = ''; |
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$headers = []; |
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$pushMessage = false; |
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try { |
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$messageId = $this->messageConverter->retrieveMessageId($envelope); |
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$headers = $this->messageConverter->retrieveHeaders($envelope); |
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$pushMessage = true; |
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} catch (\Throwable $t) { |
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$this->routingTopology->sendToQueue( |
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$this->brokerModel, |
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$errorQueue, |
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$envelope->getBody(), |
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['headers' => $envelope->getHeaders()] |
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); |
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} |
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if ($pushMessage) { |
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$pushPipe->push( |
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new PushContext( |
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$messageId, |
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$headers, |
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$envelope->getBody() ?: '', |
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$cancellationToken, |
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$endpointControlToken |
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) |
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); |
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} |
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if ($cancellationToken->isCancellationRequested()) { |
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$queue->reject($envelope->getDeliveryTag(), AMQP_REQUEUE); |
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} else { |
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$queue->ack($envelope->getDeliveryTag()); |
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} |
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} catch (CriticalErrorException $e) { |
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// just ... die |
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throw $e; |
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} catch (\Throwable $t) { |
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$queue->reject($envelope->getDeliveryTag(), AMQP_REQUEUE); |
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} |
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if ($endpointControlToken->isShutdownRequested()) { |
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return false; |
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} |
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return true; |
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} |
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} |
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phpservicebus /
core
