Configuration.php

<?php

declare(strict_types=1);

/*
 * This file is part of the Sonata Project package.
 *
 * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Sonata\IntlBundle\DependencyInjection;

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

/**
 * This is the class that validates and merges configuration from your app/config files.
 *
 * To learn more see {@link http://symfony.com/doc/current/cookbook/bundles/extension.html#cookbook-bundles-extension-config-class}
 *
 * @author Thomas Rabaix <thomas.rabaix@sonata-project.org>
 * @author Alexander <iam.asm89@gmail.com>
 */
class Configuration implements ConfigurationInterface
{
    /**
     * @psalm-suppress PossiblyNullReference, PossiblyUndefinedMethod
     *
     * @see https://github.com/psalm/psalm-plugin-symfony/issues/174
     *
     * @return TreeBuilder
     */
    public function getConfigTreeBuilder()
    {
        $treeBuilder = new TreeBuilder('sonata_intl');
        $rootNode = $treeBuilder->getRootNode();

        $rootNode
            ->children()
                ->scalarNode('locale')->defaultValue(null)->end()
                ->arrayNode('timezone')
                    ->addDefaultsIfNotSet()
                    ->children()
                        ->scalarNode('service')->end()
                        ->arrayNode('detectors')
                            ->prototype('scalar')
                            ->end()
                        ->end()
                        ->scalarNode('default')->defaultValue(date_default_timezone_get())->end()
                        ->arrayNode('locales')
                            ->defaultValue([])
                            ->useAttributeAsKey('name')
                            ->prototype('scalar')
                        ->end()
                    ->end()
                ->end()
            ->end();

        return $treeBuilder;
    }
}