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 process
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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\di\pass;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
/**
* Appends an add method call to the definition of each collection service for
* the services tagged with the appropriate name defined in the collection's
* service_collection tag.
*/
class collection_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 $container)
    {
        foreach ($container->findTaggedServiceIds('service_collection') as $id => $data)
        {
            $definition = $container->getDefinition($id);
            $is_ordered_collection = (substr($definition->getClass(), -strlen('ordered_service_collection')) === 'ordered_service_collection');
            $is_class_name_aware = (isset($data[0]['class_name_aware']) && $data[0]['class_name_aware']);
            foreach ($container->findTaggedServiceIds($data[0]['tag']) as $service_id => $service_data)
            {
                if ($is_ordered_collection)
                {
                    $arguments = array($service_id, $service_data[0]['order']);
                }
                else
                {
                    $arguments = array($service_id);
                }
                if ($is_class_name_aware)
                {
                    $service_definition = $container->getDefinition($service_id);
                    $definition->addMethodCall('add_service_class', array(
                        $service_id,
                        $service_definition->getClass()
                    ));
                }
                $definition->addMethodCall('add', $arguments);
            }
        }
    }
}