<?php

/*

 * This file is part of the Symfony framework.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * This source file is subject to the MIT license that is bundled

 * with this source code in the file LICENSE.

 */

namespace Symfony\Bundle\AsseticBundle\DependencyInjection\Compiler;

use Symfony\Component\DependencyInjection\Reference;

use Symfony\Component\DependencyInjection\ContainerBuilder;

use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;

/**

 * Adds services tagged as workers to the asset factory.

 *

 * @author Kris Wallsmith <kris@symfony.com>

 */

class AssetFactoryPass implements CompilerPassInterface

{

    public function process(ContainerBuilder $container)

    {

        if (!$container->hasDefinition('assetic.asset_factory')) {

            return;

        }

        $factory = $container->getDefinition('assetic.asset_factory');

        foreach ($container->findTaggedServiceIds('assetic.factory_worker') as $id => $attr) {

            $factory->addMethodCall('addWorker', array(new Reference($id)));

        }

    }

}