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<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Messenger;
use Symfony\Component\DependencyInjection\ServiceLocator;
use Symfony\Component\Messenger\Envelope;
use Symfony\Component\Messenger\Exception\RuntimeException;
use Symfony\Component\Messenger\Handler\HandlersLocator;
use Symfony\Component\Messenger\Stamp\TransportNamesStamp;
use Symfony\Component\Messenger\Transport\Sender\SendersLocatorInterface;
/**
* A locator that returns the senders for a given message.
*
* @internal
*/
class TransportLocator implements SendersLocatorInterface
{
public function __construct(private readonly ServiceLocator $sendersLocator) {}
public function getSenders(Envelope $envelope): iterable
{
$sendersMap = $GLOBALS['TYPO3_CONF_VARS']['SYS']['messenger']['routing'];
if ($envelope->all(TransportNamesStamp::class)) {
foreach ($envelope->last(TransportNamesStamp::class)->getTransportNames() as $senderAlias) {
yield from $this->getSenderFromConfiguration($senderAlias);
}
return;
}
$seen = [];
foreach (HandlersLocator::listTypes($envelope) as $type) {
$transportForMessage = $sendersMap[$type] ?? [];
if (is_string($transportForMessage)) {
$transportForMessage = [$transportForMessage];
}
foreach ($transportForMessage as $senderAlias) {
if (!\in_array($senderAlias, $seen, true)) {
$seen[] = $senderAlias;
yield from $this->getSenderFromConfiguration($senderAlias);
}
}
}
}
private function getSenderFromConfiguration(string $senderAlias): iterable
{
if (!$this->sendersLocator->has($senderAlias)) {
throw new RuntimeException(sprintf('Invalid senders configuration: sender "%s" is not registered via messenger.sender tag.', $senderAlias), 1605192311);
}
yield $senderAlias => $this->sendersLocator->get($senderAlias);
}
}