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<?php |
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/** |
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* Custom Model Document Version listener |
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*/ |
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namespace Graviton\DocumentBundle\Listener; |
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use Graviton\RestBundle\Event\ModelEvent; |
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use Doctrine\ODM\MongoDB\DocumentManager; |
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/** |
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* Class DocumentVersionListener |
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* @package Graviton\DocumentBundle\Listener |
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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 DocumentVersionListener |
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{ |
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/** @var DocumentManager Document manager */ |
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private $documentManager; |
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/** |
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* constructor. |
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* @param DocumentManager $documentManager Db Connection document manager |
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*/ |
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public function __construct(DocumentManager $documentManager) |
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{ |
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$this->documentManager = $documentManager; |
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} |
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/** |
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* Updating a Model |
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* @param ModelEvent $event Mongo.odm event argument |
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* @return void |
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*/ |
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public function modelUpdate(ModelEvent $event) |
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{ |
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$this->updateCounter($event, 'update'); |
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} |
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/** |
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* Insert a Model |
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* @param ModelEvent $event Mongo.odm event argument |
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* @return void |
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*/ |
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public function modelInsert(ModelEvent $event) |
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{ |
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$this->updateCounter($event, 'insert'); |
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} |
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/** |
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* Update Counter for all new saved items |
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* |
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* @param ModelEvent $event Object event |
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* @param string $action What is to be done |
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* @return void |
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*/ |
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private function updateCounter(ModelEvent $event, $action) |
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{ |
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if (!property_exists($event->getCollection(), 'version')) { |
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return; |
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} |
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$qb = $this->documentManager->createQueryBuilder($event->getCollectionClass()); |
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if ('update' == $action) { |
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$qb->findAndUpdate() |
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->field('id')->equals($event->getCollectionId()) |
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->field('version')->inc(1) |
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->getQuery()->execute(); |
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} else { |
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$qb->findAndUpdate() |
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->field('id')->equals($event->getCollectionId()) |
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->field('version')->set(1) |
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->getQuery()->execute(); |
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} |
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} |
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} |
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libgraviton /
graviton
