<?php

/**
 * This file is part of the FOSElasticaBundle project.
 *
 * (c) Tim Nagel <tim@nagel.com.au>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace FOS\ElasticaBundle\DependencyInjection\Compiler;

use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Reference;

class ConfigSourcePass implements CompilerPassInterface
{
    /**
     * {@inheritDoc}
     */
    public function process(ContainerBuilder $container)
    {
        if (!$container->hasDefinition('fos_elastica.config_manager')) {
            return;
        }

        $sources = array();
        foreach (array_keys($container->findTaggedServiceIds('fos_elastica.config_source')) as $id) {
            $sources[] = new Reference($id);
        }

        $container->getDefinition('fos_elastica.config_manager')->replaceArgument(0, $sources);
    }
}