/
SendMessageMiddleware.php
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/
SendMessageMiddleware.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Messenger\Asynchronous\Middleware;
use Symfony\Component\Messenger\Asynchronous\Routing\AbstractSenderLocator;
use Symfony\Component\Messenger\Asynchronous\Routing\SenderLocatorInterface;
use Symfony\Component\Messenger\Envelope;
use Symfony\Component\Messenger\Middleware\MiddlewareInterface;
use Symfony\Component\Messenger\Stamp\ReceivedStamp;
/**
* @author Samuel Roze <samuel.roze@gmail.com>
* @author Tobias Schultze <http://tobion.de>
*/
class SendMessageMiddleware implements MiddlewareInterface
{
private $senderLocator;
private $messagesToSendAndHandleMapping;
public function __construct(SenderLocatorInterface $senderLocator, array $messagesToSendAndHandleMapping = array())
{
$this->senderLocator = $senderLocator;
$this->messagesToSendAndHandleMapping = $messagesToSendAndHandleMapping;
}
/**
* {@inheritdoc}
*/
public function handle(Envelope $envelope, callable $next): void
{
if ($envelope->get(ReceivedStamp::class)) {
// It's a received message. Do not send it back:
$next($envelope);
return;
}
$sender = $this->senderLocator->getSender($envelope);
if ($sender) {
$sender->send($envelope);
if (!AbstractSenderLocator::getValueFromMessageRouting($this->messagesToSendAndHandleMapping, $envelope)) {
// message has no corresponding handler
return;
}
}
$next($envelope);
}
}