Source of file MergeDoctrineCollectionListener.php
Size: 1,390 Bytes - Last Modified: 2013-07-17T08:22:21+02:00
/home/theseer/Downloads/Symfony/vendor/symfony/symfony/src/Symfony/Bridge/Doctrine/Form/EventListener/MergeDoctrineCollectionListener.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748 | <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Bridge\Doctrine\Form\EventListener; use Symfony\Component\Form\FormEvents; use Symfony\Component\Form\FormEvent; use Symfony\Component\EventDispatcher\EventSubscriberInterface; /** * Merge changes from the request to a Doctrine\Common\Collections\Collection instance. * * This works with ORM, MongoDB and CouchDB instances of the collection interface. * * @author Bernhard Schussek <bschussek@gmail.com> * * @see Doctrine\Common\Collections\Collection */ class MergeDoctrineCollectionListener implements EventSubscriberInterface { public static function getSubscribedEvents() { // Higher priority than core MergeCollectionListener so that this one // is called before return array(FormEvents::SUBMIT => array('onBind', 10)); } public function onBind(FormEvent $event) { $collection = $event->getForm()->getData(); $data = $event->getData(); // If all items were removed, call clear which has a higher // performance on persistent collections if ($collection && count($data) === 0) { $collection->clear(); } } } |