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<?php |
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namespace Cmobi\RabbitmqBundle\Rpc; |
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use Cmobi\RabbitmqBundle\ConnectionManagerInterface; |
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use PhpAmqpLib\Channel\AbstractChannel; |
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use PhpAmqpLib\Connection\AMQPStreamConnection; |
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use PhpAmqpLib\Message\AMQPMessage; |
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abstract class RpcClient |
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{ |
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private $queue; |
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private $connection; |
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private $body; |
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private $channel; |
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private $callbackQueue; |
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private $response; |
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private $correlationId; |
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public function __construct($queueName, ConnectionManagerInterface $manager) |
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{ |
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$this->body = ''; |
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$this->queue = $queueName; |
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$this->connection = $manager->getConnection(); |
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$this->channel = $this->connection->channel(); |
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} |
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/** |
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* @param AMQPMessage $rep |
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*/ |
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public function onResponse(AMQPMessage $rep) |
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{ |
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if($rep->get('correlation_id') == $this->correlationId) { |
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$this->response = $rep->body; |
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} |
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} |
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public function refreshChannel() |
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{ |
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$connection = $this->getConnection(); |
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$this->channel = $connection->channel(); |
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} |
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/** |
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* @return null|string |
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*/ |
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public function call() |
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{ |
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list($callbackQueue, ,) = $this->getChannel()->queue_declare( |
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'', false, false, false, true |
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); |
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$this->callbackQueue = $callbackQueue; |
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$this->getChannel()->basic_consume( |
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$this->callbackQueue, '', false, false, false, false, |
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[$this, 'onResponse'] |
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); |
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$this->response = null; |
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$this->correlationId = uniqid(); |
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$msg = new AMQPMessage( |
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$this->getMessage(), |
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[ |
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'correlation_id' => $this->correlationId, |
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'reply_to' => $this->callbackQueue |
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] |
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); |
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$this->getChannel()->basic_publish($msg, '', $this->getQueueName()); |
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while(!$this->response) { |
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$this->getChannel()->wait(); |
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} |
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$this->getChannel()->close(); |
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$this->getConnection()->close(); |
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return $this->response; |
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} |
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/** |
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* @param string $body |
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*/ |
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public function setMessage($body) |
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{ |
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$this->body = (string)$body; |
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} |
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/** |
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* @return string |
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*/ |
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public function getMessage() |
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{ |
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return $this->body; |
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} |
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/** |
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* @param AbstractChannel $channel |
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*/ |
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public function setChannel(AbstractChannel $channel) |
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{ |
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$this->channel = $channel; |
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} |
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/** |
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* @return \PhpAmqpLib\Channel\AMQPChannel |
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*/ |
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public function getChannel() |
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{ |
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return $this->channel; |
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} |
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/** |
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* @return string |
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*/ |
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public function getQueueName() |
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{ |
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return $this->queue; |
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} |
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/** |
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* @return AMQPStreamConnection |
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*/ |
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public function getConnection() |
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{ |
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return $this->connection; |
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} |
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/** |
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* @param \PhpAmqpLib\Connection\AMQPStreamConnection $connection |
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*/ |
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public function setConnection(AMQPStreamConnection $connection) |
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{ |
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$this->connection = $connection; |
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} |
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} |
contamobi /
CmobiRabbitmqBundle
