Source of file RegisterListenersPass.php
Size: 3,342 Bytes - Last Modified: 2013-07-17T08:22:21+02:00
/home/theseer/Downloads/Symfony/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/DependencyInjection/RegisterListenersPass.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293 | <?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\Component\HttpKernel\DependencyInjection; use Symfony\Component\DependencyInjection\ContainerBuilder; use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; /** * Compiler pass to register tagged services for an event dispatcher. */ class RegisterListenersPass implements CompilerPassInterface { /** * @var string */ protected $dispatcherService; /** * @var string */ protected $listenerTag; /** * @var string */ protected $subscriberTag; /** * Constructor. * * @param string $dispatcherService Service name of the event dispatcher in processed container * @param string $listenerTag Tag name used for listener * @param string $subscriberTag Tag name used for subscribers */ public function __construct($dispatcherService = 'event_dispatcher', $listenerTag = 'kernel.event_listener', $subscriberTag = 'kernel.event_subscriber') { $this->dispatcherService = $dispatcherService; $this->listenerTag = $listenerTag; $this->subscriberTag = $subscriberTag; } public function process(ContainerBuilder $container) { if (!$container->hasDefinition($this->dispatcherService)) { return; } $definition = $container->getDefinition($this->dispatcherService); foreach ($container->findTaggedServiceIds($this->listenerTag) as $id => $events) { foreach ($events as $event) { $priority = isset($event['priority']) ? $event['priority'] : 0; if (!isset($event['event'])) { throw new \InvalidArgumentException(sprintf('Service "%s" must define the "event" attribute on "kernel.event_listener" tags.', $id)); } if (!isset($event['method'])) { $event['method'] = 'on'.preg_replace_callback(array( '/(?<=\b)[a-z]/i', '/[^a-z0-9]/i', ), function ($matches) { return strtoupper($matches[0]); }, $event['event']); $event['method'] = preg_replace('/[^a-z0-9]/i', '', $event['method']); } $definition->addMethodCall('addListenerService', array($event['event'], array($id, $event['method']), $priority)); } } foreach ($container->findTaggedServiceIds($this->subscriberTag) as $id => $attributes) { // We must assume that the class value has been correctly filled, even if the service is created by a factory $class = $container->getDefinition($id)->getClass(); $refClass = new \ReflectionClass($class); $interface = 'Symfony\Component\EventDispatcher\EventSubscriberInterface'; if (!$refClass->implementsInterface($interface)) { throw new \InvalidArgumentException(sprintf('Service "%s" must implement interface "%s".', $id, $interface)); } $definition->addMethodCall('addSubscriberService', array($id, $class)); } } } |