Mercurial > hg > isophonics-drupal-site
view core/lib/Drupal/Core/EventSubscriber/HtmlResponseSubscriber.php @ 12:7a779792577d
Update Drupal core to v8.4.5 (via Composer)
author | Chris Cannam |
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date | Fri, 23 Feb 2018 15:52:07 +0000 |
parents | 4c8ae668cc8c |
children |
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<?php namespace Drupal\Core\EventSubscriber; use Drupal\Core\Render\HtmlResponse; use Drupal\Core\Render\AttachmentsResponseProcessorInterface; use Symfony\Component\HttpKernel\Event\FilterResponseEvent; use Symfony\Component\HttpKernel\KernelEvents; use Symfony\Component\EventDispatcher\EventSubscriberInterface; /** * Response subscriber to handle HTML responses. */ class HtmlResponseSubscriber implements EventSubscriberInterface { /** * The HTML response attachments processor service. * * @var \Drupal\Core\Render\AttachmentsResponseProcessorInterface */ protected $htmlResponseAttachmentsProcessor; /** * Constructs a HtmlResponseSubscriber object. * * @param \Drupal\Core\Render\AttachmentsResponseProcessorInterface $html_response_attachments_processor * The HTML response attachments processor service. */ public function __construct(AttachmentsResponseProcessorInterface $html_response_attachments_processor) { $this->htmlResponseAttachmentsProcessor = $html_response_attachments_processor; } /** * Processes attachments for HtmlResponse responses. * * @param \Symfony\Component\HttpKernel\Event\FilterResponseEvent $event * The event to process. */ public function onRespond(FilterResponseEvent $event) { $response = $event->getResponse(); if (!$response instanceof HtmlResponse) { return; } $event->setResponse($this->htmlResponseAttachmentsProcessor->processAttachments($response)); } /** * {@inheritdoc} */ public static function getSubscribedEvents() { $events[KernelEvents::RESPONSE][] = ['onRespond']; return $events; } }