public function GroupServiceProvider::alter in Group 2.0.x

Same name and namespace in other branches

1. 8 src/GroupServiceProvider.php \Drupal\group\GroupServiceProvider::alter()

Modifies existing service definitions.

Parameters

ContainerBuilder $container: The ContainerBuilder whose service definitions can be altered.

Overrides ServiceProviderBase::alter

File

src/GroupServiceProvider.php, line 19

Class

GroupServiceProvider

Alters existing services for the Group module.

Namespace

Drupal\group

Code

public function alter(ContainerBuilder $container) {

  // Ensures you can update to enable VariationCache without the container
  // choking on the variation_cache_factory service no longer being there.
  if (!$container
    ->hasDefinition('variation_cache_factory')) {
    $definition = new Definition('\\Drupal\\group\\VariationCacheFactoryUpdateFix');
    $container
      ->setDefinition('variation_cache_factory', $definition);
  }

  // Automatically create missing handler services for GroupRelation plugins.
  $modules = $container
    ->getParameter('container.modules');
  $discovery = new AnnotatedClassDiscovery('Plugin/Group/Relation', $container
    ->get('container.namespaces'), 'Drupal\\group\\Annotation\\GroupRelation', []);
  $handlers = [
    'access_control' => 'Drupal\\group\\Plugin\\Group\\RelationHandler\\EmptyAccessControl',
    'permission_provider' => 'Drupal\\group\\Plugin\\Group\\RelationHandler\\EmptyPermissionProvider',
    'post_install' => 'Drupal\\group\\Plugin\\Group\\RelationHandler\\EmptyPostInstall',
  ];
  foreach ($discovery
    ->getDefinitions() as $plugin_id => $definition) {

    // Skip plugins that whose provider is not installed.
    // @todo Change this when definitions become classes.
    if (!isset($modules[$definition['provider']])) {
      continue;
    }
    foreach ($handlers as $handler => $handler_class) {
      $service_name = "group.relation_handler.{$handler}.{$plugin_id}";
      if (!$container
        ->has($service_name)) {

        // Define the service and pass it the default one to decorate.
        $definition = new Definition($handler_class, [
          new Reference("group.relation_handler.{$handler}"),
        ]);
        $definition
          ->setShared(FALSE);
        $container
          ->setDefinition($service_name, $definition);
      }
    }
  }
}