<?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 assets to the asset manager.

 *

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

 */

class AssetManagerPass implements CompilerPassInterface

{

    public function process(ContainerBuilder $container)

    {

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

            return;

        }

        $am = $container->getDefinition('assetic.asset_manager');

        // add assets

        foreach ($container->findTaggedServiceIds('assetic.asset') as $id => $attributes) {

            foreach ($attributes as $attr) {

                if (isset($attr['alias'])) {

                    $am->addMethodCall('set', array($attr['alias'], new Reference($id)));

                }

            }

        }

        // add loaders

        $loaders = array();

        foreach ($container->findTaggedServiceIds('assetic.formula_loader') as $id => $attributes) {

            foreach ($attributes as $attr) {

                if (isset($attr['alias'])) {

                    $loaders[$attr['alias']] = new Reference($id);

                }

            }

        }

        $am->replaceArgument(1, $loaders);

        // add resources

        foreach ($container->findTaggedServiceIds('assetic.formula_resource') as $id => $attributes) {

            foreach ($attributes as $attr) {

                if (isset($attr['loader'])) {

                    $am->addMethodCall('addResource', array(new Reference($id), $attr['loader']));

                }

            }

        }

    }

}