function CoreServiceProvider::alter

Alters the UUID service to use the most efficient method available.

Parameters

\Drupal\Core\DependencyInjection\ContainerBuilder $container: The container builder.

Overrides ServiceModifierInterface::alter

File

core/lib/Drupal/Core/CoreServiceProvider.php, line 113

Class

CoreServiceProvider

ServiceProvider class for mandatory core services.

Namespace

Code

public function alter(ContainerBuilder $container) {
    $uuid_service = $container->getDefinition('uuid');
    // Debian/Ubuntu uses the (broken) OSSP extension as their UUID
    // implementation. The OSSP implementation is not compatible with the
    // PECL functions.
    if (function_exists('uuid_create') && !function_exists('uuid_make')) {
        $uuid_service->setClass('Drupal\\Component\\Uuid\\Pecl');
    }
    elseif (function_exists('com_create_guid')) {
        $uuid_service->setClass('Drupal\\Component\\Uuid\\Com');
    }
    // Look for missing services that are now defined by the path_alias module,
    // add them as a fallback until the module is installed.
    // @todo Remove this in Drupal 9 in https://www.drupal.org/node/3092090.
    $services = [
        'path_alias.subscriber' => PathSubscriber::class,
        'path_alias.path_processor' => PathProcessorAlias::class,
        'path_alias.manager' => AliasManager::class,
        'path_alias.whitelist' => AliasWhitelist::class,
        'path_alias.repository' => AliasRepository::class,
    ];
    foreach ($services as $id => $class) {
        if (!$container->hasDefinition($id)) {
            $definition = $container->register($id, $class);
            // Mark the fallback services as deprecated in order to allow other
            // modules to provide additional checks before relying or altering them.
            $definition->setDeprecated(TRUE, 'The "%service_id%" service is in fallback mode. See https://drupal.org/node/3092086');
            switch ($id) {
                case 'path_alias.subscriber':
                    $definition->addArgument(new Reference('path.alias_manager'));
                    $definition->addArgument(new Reference('path.current'));
                    break;
                case 'path_alias.path_processor':
                    $definition->addArgument(new Reference('path.alias_manager'));
                    break;
                case 'path_alias.repository':
                    $definition->addArgument(new Reference('database'));
                    break;
                case 'path_alias.whitelist':
                    $definition->addArgument('path_alias_whitelist');
                    $definition->addArgument(new Reference('cache.bootstrap'));
                    $definition->addArgument(new Reference('lock'));
                    $definition->addArgument(new Reference('state'));
                    $definition->addArgument(new Reference('path_alias.repository'));
                    break;
                case 'path_alias.manager':
                    $definition->addArgument(new Reference('path_alias.repository'));
                    $definition->addArgument(new Reference('path_alias.whitelist'));
                    $definition->addArgument(new Reference('language_manager'));
                    $definition->addArgument(new Reference('cache.data'));
                    break;
            }
        }
    }
}