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<?php |
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/** |
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* Listener that invalidates (= removes) matching stuff from the Schema cache when appropriate |
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*/ |
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namespace Graviton\SchemaBundle\Listener; |
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use Doctrine\Common\Cache\CacheProvider; |
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use Graviton\RestBundle\Controller\RestController; |
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use Graviton\RestBundle\Event\RestEvent; |
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use Graviton\RestBundle\Model\DocumentModel; |
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/** |
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* @author List of contributors <https://github.com/libgraviton/graviton/graphs/contributors> |
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License |
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* @link http://swisscom.ch |
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*/ |
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class SchemaCacheInvalidationResponseListener |
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{ |
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/** |
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* @var CacheProvider |
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*/ |
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private $cache; |
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/** |
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* @var string |
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*/ |
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private $cacheInvalidationMapKey; |
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/** |
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* Constructor |
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* |
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* @param CacheProvider $cache cache |
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* @param string $cacheInvalidationMapKey cache key of invalidation map |
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*/ |
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public function __construct(CacheProvider $cache, $cacheInvalidationMapKey) |
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{ |
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$this->cache = $cache; |
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$this->cacheInvalidationMapKey = $cacheInvalidationMapKey; |
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} |
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/** |
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* Invalidates stuff if where are in the invalidation map |
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* |
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* @param RestEvent $event rest event |
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* |
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* @return void |
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*/ |
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public function onRestRequest(RestEvent $event) |
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{ |
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if ($event->getRequest()->getMethod() == 'GET') { |
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return; |
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} |
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$controller = $event->getController(); |
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if ($controller instanceof RestController && |
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$controller->getModel() instanceof DocumentModel && |
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$this->cache->contains($this->cacheInvalidationMapKey) |
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) { |
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$className = $controller->getModel()->getEntityClass(); |
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$invalidationMap = $this->cache->fetch($this->cacheInvalidationMapKey); |
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if (!isset($invalidationMap[$className])) { |
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return; |
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} |
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foreach ($invalidationMap[$className] as $cacheKey) { |
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$this->cache->delete($cacheKey); |
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} |
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unset($invalidationMap[$className]); |
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$this->cache->save($this->cacheInvalidationMapKey, $invalidationMap); |
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} |
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} |
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} |
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libgraviton /
graviton
