<?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\Mailer\EventListener;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\Mailer\Event\MessageEvent;
use Symfony\Component\Messenger\Stamp\TransportNamesStamp;
use Symfony\Component\Mime\Message;
/**
* Allows messages to be sent to specific Messenger transports via the "X-Bus-Transport" MIME header.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
final class MessengerTransportListener implements EventSubscriberInterface
{
public function onMessage(MessageEvent $event): void
{
if (!$event->isQueued()) {
return;
}
$message = $event->getMessage();
if (!$message instanceof Message || !$message->getHeaders()->has('X-Bus-Transport')) {
return;
}
$names = $message->getHeaders()->get('X-Bus-Transport')->getBody();
$names = array_map('trim', explode(',', $names));
$event->addStamp(new TransportNamesStamp($names));
$message->getHeaders()->remove('X-Bus-Transport');
}
public static function getSubscribedEvents(): array
{
return [
MessageEvent::class => 'onMessage',
];
}
}