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<?php |
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/* |
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* This file is part of the Arki\RequestId library. |
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* |
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* (c) Alexandru Furculita <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE.md. |
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*/ |
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namespace Arki\RequestId\Integrations\Symfony\EventSubscribers; |
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use Arki\RequestId\Providers\RequestIdProvider; |
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use Arki\RequestId\RequestId; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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use Symfony\Component\HttpKernel\Event\FilterResponseEvent; |
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use Symfony\Component\HttpKernel\HttpKernelInterface; |
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use Symfony\Component\HttpKernel\KernelEvents; |
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/** |
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* Adds request ID on responses. |
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*/ |
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final class AddsRequestIdOnResponse implements EventSubscriberInterface |
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{ |
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/** |
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* @var RequestIdProvider |
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*/ |
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private $idProvider; |
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/** |
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* @var string |
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*/ |
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private $responseHeader; |
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/** |
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* @param RequestIdProvider $idProvider |
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* @param string $responseHeader |
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*/ |
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public function __construct(RequestIdProvider $idProvider, $responseHeader = RequestId::HEADER_NAME) |
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{ |
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$this->idProvider = $idProvider; |
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$this->responseHeader = $responseHeader; |
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} |
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/** |
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* @param FilterResponseEvent $event |
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*/ |
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public function onResponse(FilterResponseEvent $event) |
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{ |
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if (!$event->getRequestType() === HttpKernelInterface::MASTER_REQUEST) { |
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return; |
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} |
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if (null === $this->idProvider->getRequestId()) { |
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return; |
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} |
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$event->getResponse()->headers->set($this->responseHeader, $this->idProvider->getRequestId()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function getSubscribedEvents() |
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{ |
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return [KernelEvents::RESPONSE => ['onResponse', -200]]; |
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} |
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} |
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