eZ\Bundle\EzPublishCoreBundle\DependencyInjection\Configuration::addRepositoriesSection PHP Метод

    public function addRepositoriesSection(ArrayNodeDefinition $rootNode)
    {
        $rootNode->children()->arrayNode('repositories')->info('Content repositories configuration')->example(array('main' => array('storage' => array('engine' => 'legacy', 'connection' => 'my_doctrine_connection_name'))))->useAttributeAsKey('alias')->prototype('array')->beforeNormalization()->always(function ($v) {
            if (isset($v['storage'])) {
                return $v;
            }
            if (isset($v['engine'])) {
                $v['storage']['engine'] = $v['engine'];
                unset($v['engine']);
            }
            if (isset($v['connection'])) {
                $v['storage']['connection'] = $v['connection'];
                unset($v['connection']);
            }
            if (isset($v['config'])) {
                $v['storage']['config'] = $v['config'];
                unset($v['config']);
            }
            return $v;
        })->end()->beforeNormalization()->always(function ($v) {
            if ($v === null) {
                $v = array();
            }
            if (!isset($v['storage'])) {
                $v['storage'] = array();
            }
            if (!isset($v['search'])) {
                $v['search'] = array();
            }
            if (!isset($v['fields_groups']['list'])) {
                $v['fields_groups']['list'] = ['content'];
            }
            if (!isset($v['fields_groups']['default'])) {
                $v['fields_groups']['default'] = 'content';
            }
            return $v;
        })->end()->children()->arrayNode('storage')->children()->scalarNode('engine')->defaultValue('%ezpublish.api.storage_engine.default%')->info('The storage engine to use')->end()->scalarNode('connection')->defaultNull()->info('The connection name, if applicable (e.g. Doctrine connection name). If not set, the default connection will be used.')->end()->arrayNode('config')->info('Arbitrary configuration options, supported by your storage engine')->useAttributeAsKey('key')->prototype('variable')->end()->end()->end()->end()->arrayNode('search')->children()->scalarNode('engine')->defaultValue('%ezpublish.api.search_engine.default%')->info('The search engine to use')->end()->scalarNode('connection')->defaultNull()->info('The connection name, if applicable (e.g. Doctrine connection name). If not set, the default connection will be used.')->end()->arrayNode('config')->info('Arbitrary configuration options, supported by your search engine')->useAttributeAsKey('key')->prototype('variable')->end()->end()->end()->end()->arrayNode('fields_groups')->info('Definitions of fields groups.')->children()->arrayNode('list')->prototype('scalar')->end()->end()->scalarNode('default')->defaultValue('content')->end()->end()->end()->end()->end()->end()->end();
    }