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<?php
/**
*
* @package phpBB3
* @copyright (c) 2012 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
namespace phpbb\di\pass;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
class kernel_pass implements CompilerPassInterface
{
/**
* Modify the container before it is passed to the rest of the code
*
* @param ContainerBuilder $container ContainerBuilder object
* @return null
*/
public function process(ContainerBuilder $container)
{
$definition = $container->getDefinition('dispatcher');
foreach ($container->findTaggedServiceIds('kernel.event_listener') as $id => $events)
{
foreach ($events as $event)
{
$priority = isset($event['priority']) ? $event['priority'] : 0;
if (!isset($event['event']))
{
throw new \InvalidArgumentException(sprintf('Service "%1$s" must define the "event" attribute on "kernel.event_listener" tags.', $id));
}
if (!isset($event['method']))
{
throw new \InvalidArgumentException(sprintf('Service "%1$s" must define the "method" attribute on "kernel.event_listener" tags.', $id));
}
$definition->addMethodCall('addListenerService', array($event['event'], array($id, $event['method']), $priority));
}
}
foreach ($container->findTaggedServiceIds('kernel.event_subscriber') 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($interface))
{
throw new \InvalidArgumentException(sprintf('Service "%1$s" must implement interface "%2$s".', $id, $interface));
}
$definition->addMethodCall('addSubscriberService', array($id, $class));
}
}
}
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