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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\MessageQueue\Rpc;
use Magento\Framework\MessageQueue\PublisherInterface;
use Magento\Framework\MessageQueue\EnvelopeFactory;
use Magento\Framework\MessageQueue\ExchangeRepository;
use Magento\Framework\MessageQueue\MessageEncoder;
use Magento\Framework\MessageQueue\MessageValidator;
use Magento\Framework\MessageQueue\Publisher\ConfigInterface as PublisherConfig;
/**
* A MessageQueue Publisher to handle publishing a message.
*
* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
*/
class Publisher implements PublisherInterface
{
/**
* @var ExchangeRepository
*/
private $exchangeRepository;
/**
* @var EnvelopeFactory
*/
private $envelopeFactory;
/**
* @var MessageEncoder
*/
private $messageEncoder;
/**
* @var MessageValidator
*/
private $messageValidator;
/**
* @var ResponseQueueNameBuilder
*/
private $responseQueueNameBuilder;
/**
* @var PublisherConfig
*/
private $publisherConfig;
//@codingStandardsIgnoreStart
/**
* Initialize dependencies.
*
* @param ExchangeRepository $exchangeRepository
* @param EnvelopeFactory $envelopeFactory
* @param null $messageQueueConfig @deprecated obsolete dependency
* @param null $amqpConfig @deprecated obsolete dependency
* @param MessageEncoder $messageEncoder
* @param MessageValidator $messageValidator
*
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function __construct(
ExchangeRepository $exchangeRepository,
EnvelopeFactory $envelopeFactory,
$messageQueueConfig = null,
$amqpConfig = null,
MessageEncoder $messageEncoder,
MessageValidator $messageValidator
) {
$this->exchangeRepository = $exchangeRepository;
$this->envelopeFactory = $envelopeFactory;
$this->messageEncoder = $messageEncoder;
$this->messageValidator = $messageValidator;
}
//@codingStandardsIgnoreEnd
/**
* {@inheritdoc}
*/
public function publish($topicName, $data)
{
$this->messageValidator->validate($topicName, $data);
$data = $this->messageEncoder->encode($topicName, $data);
$replyTo = $this->getResponseQueueNameBuilder()->getQueueName($topicName);
$envelope = $this->envelopeFactory->create(
[
'body' => $data,
'properties' => [
'reply_to' => $replyTo,
'delivery_mode' => 2,
'correlation_id' => rand(),
// md5() here is not for cryptographic use.
// phpcs:ignore Magento2.Security.InsecureFunction
'message_id' => md5(uniqid($topicName))
]
]
);
$connectionName = $this->getPublisherConfig()->getPublisher($topicName)->getConnection()->getName();
$exchange = $this->exchangeRepository->getByConnectionName($connectionName);
$responseMessage = $exchange->enqueue($topicName, $envelope);
return $this->messageEncoder->decode($topicName, $responseMessage, false);
}
/**
* Get response queue name builder.
*
* @return ResponseQueueNameBuilder
*
* @deprecated 103.0.0
*/
private function getResponseQueueNameBuilder()
{
if ($this->responseQueueNameBuilder === null) {
$this->responseQueueNameBuilder = \Magento\Framework\App\ObjectManager::getInstance()
->get(ResponseQueueNameBuilder::class);
}
return $this->responseQueueNameBuilder;
}
/**
* Get publisher config.
*
* @return PublisherConfig
*
* @deprecated 103.0.0
*/
private function getPublisherConfig()
{
if ($this->publisherConfig === null) {
$this->publisherConfig = \Magento\Framework\App\ObjectManager::getInstance()->get(PublisherConfig::class);
}
return $this->publisherConfig;
}
}