<?php

/*

 * This file is part of the Symfony package.

 *

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

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Symfony\Bundle\SwiftmailerBundle\DependencyInjection;

use Symfony\Component\Config\Definition\Builder\ArrayNodeDefinition;

use Symfony\Component\Config\Definition\Builder\TreeBuilder;

use Symfony\Component\Config\Definition\ConfigurationInterface;

/**

 * This class contains the configuration information for the bundle

 *

 * This information is solely responsible for how the different configuration

 * sections are normalized, and merged.

 *

 * @author Christophe Coevoet <stof@notk.org>

 */

class Configuration implements ConfigurationInterface

{

    private $debug;

    /**

     * Constructor.

     *

     * @param Boolean $debug The kernel.debug value

     */

    public function __construct($debug)

    {

        $this->debug = (Boolean) $debug;

    }

    /**

     * Generates the configuration tree builder.

     *

     * @return \Symfony\Component\Config\Definition\Builder\TreeBuilder The tree builder

     */

    public function getConfigTreeBuilder()

    {

        $treeBuilder = new TreeBuilder();

        $rootNode = $treeBuilder->root('swiftmailer');

        $rootNode

            ->children()

                ->scalarNode('transport')->defaultValue('smtp')->end()

                ->scalarNode('username')->defaultNull()->end()

                ->scalarNode('password')->defaultNull()->end()

                ->scalarNode('host')->defaultValue('localhost')->end()

                ->scalarNode('port')->defaultFalse()->end()

                ->scalarNode('encryption')

                    ->defaultNull()

                    ->validate()

                        ->ifNotInArray(array('tls', 'ssl', null))

                        ->thenInvalid('The %s encryption is not supported')

                    ->end()

                ->end()

                ->scalarNode('auth_mode')

                    ->defaultNull()

                    ->validate()

                        ->ifNotInArray(array('plain', 'login', 'cram-md5', null))

                        ->thenInvalid('The %s authentication mode is not supported')

                    ->end()

                ->end()

                ->arrayNode('spool')

                    ->children()

                        ->scalarNode('type')->defaultValue('file')->end()

                        ->scalarNode('path')->defaultValue('%kernel.cache_dir%/swiftmailer/spool')->end()

                    ->end()

                ->end()

                ->scalarNode('sender_address')->end()

                ->arrayNode('antiflood')

                    ->children()

                        ->scalarNode('threshold')->defaultValue(99)->end()

                        ->scalarNode('sleep')->defaultValue(0)->end()

                    ->end()

                ->end()

                ->scalarNode('delivery_address')->end()

                ->booleanNode('disable_delivery')->end()

                ->booleanNode('logging')->defaultValue($this->debug)->end()

            ->end()

        ;

        return $treeBuilder;

    }

}