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<?php |
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/* |
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* This file is part of the Superdesk Web Publisher Template Engine Bundle. |
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* |
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* Copyright 2015 Sourcefabric z.u. and contributors. |
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* |
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* For the full copyright and license information, please see the |
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* AUTHORS and LICENSE files distributed with this source code. |
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* |
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* @copyright 2015 Sourcefabric z.ú |
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* @license http://www.superdesk.org/license |
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*/ |
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namespace SWP\Bundle\CoreBundle\EventSubscriber; |
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use FOS\HttpCache\Exception\ExceptionCollection; |
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use FOS\HttpCacheBundle\CacheManager; |
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use Psr\Log\LoggerInterface; |
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use SWP\Bundle\ContentBundle\ArticleEvents; |
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use SWP\Bundle\ContentBundle\Event\ArticleEvent; |
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use SWP\Bundle\CoreBundle\HttpCache\HttpCacheArticleTagGeneratorInterface; |
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use SWP\Bundle\CoreBundle\HttpCache\HttpCacheRouteTagGeneratorInterface; |
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use SWP\Component\MultiTenancy\Context\TenantContextInterface; |
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use SWP\Component\MultiTenancy\Model\TenantInterface; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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class HttpCacheSubscriber implements EventSubscriberInterface |
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{ |
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protected $cacheManager; |
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protected $logger; |
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protected $tenantContext; |
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private $articleTagGenerator; |
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private $routeTagGenerator; |
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public function __construct( |
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CacheManager $cacheManager, |
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LoggerInterface $logger, |
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TenantContextInterface $tenantContext, |
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HttpCacheArticleTagGeneratorInterface $articleTagGenerator, |
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HttpCacheRouteTagGeneratorInterface $routeTagGenerator |
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) { |
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$this->cacheManager = $cacheManager; |
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$this->logger = $logger; |
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$this->tenantContext = $tenantContext; |
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$this->articleTagGenerator = $articleTagGenerator; |
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$this->routeTagGenerator = $routeTagGenerator; |
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} |
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public static function getSubscribedEvents(): array |
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{ |
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return [ |
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ArticleEvents::POST_UPDATE => 'clearCache', |
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]; |
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} |
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public function clearCache(ArticleEvent $event): void |
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{ |
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$headers = ['host' => $this->getHostName($this->tenantContext->getTenant())]; |
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$article = $event->getArticle(); |
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if ( |
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null !== $article->getId() |
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) { |
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$tags = [ |
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$this->articleTagGenerator->generateTags($article), |
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]; |
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// Clear article route page (usually article is listed there) |
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if (null !== $article->getRoute()) { |
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$tags[] = $this->routeTagGenerator->generateTags($article->getRoute()); |
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if (null !== $article->getRoute()->getParent()) { |
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$tags[] = $this->routeTagGenerator->generateTags($article->getRoute()->getParent()); |
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} |
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} |
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$this->cacheManager->invalidateTags($tags); |
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// Invalidate API responses |
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$this->cacheManager->invalidateRoute('swp_api_content_list_articles', [], $headers); |
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$this->cacheManager->invalidateRoute('swp_api_content_show_articles', ['id' => $article->getId()], $headers); |
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// To be sure that we have fresh front page - clear cache also there |
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$this->cacheManager->invalidateRoute('homepage', [], $headers); |
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} |
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try { |
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$this->cacheManager->flush(); |
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} catch (ExceptionCollection $e) { |
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$this->logger->error($e->getMessage()); |
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} |
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} |
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private function getHostName(TenantInterface $tenant): string |
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{ |
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$hostName = $tenant->getDomainName(); |
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if (null !== $tenant->getSubdomain()) { |
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$hostName = $tenant->getSubdomain().'.'.$hostName; |
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} |
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return $hostName; |
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} |
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} |
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superdesk /
web-publisher
