public function DynamicEntityReferenceServiceProvider::alter in Dynamic Entity Reference 8

Same name and namespace in other branches

1. 8.2 src/DynamicEntityReferenceServiceProvider.php \Drupal\dynamic_entity_reference\DynamicEntityReferenceServiceProvider::alter()

Modifies existing service definitions.

Parameters

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

Overrides ServiceProviderBase::alter

File

src/DynamicEntityReferenceServiceProvider.php, line 18

Class

DynamicEntityReferenceServiceProvider

Service Provider for Dynamic Entity Reference.

Namespace

Drupal\dynamic_entity_reference

Code

public function alter(ContainerBuilder $container) {
  $modules = $container
    ->getParameter('container.modules');
  if (isset($modules['hal'])) {

    // Hal module is enabled, add our new normalizer for dynamic entity
    // reference items.
    // To avoid problems the arguments to
    // \Drupal\hal\Normalizer\EntityReferenceItemNormalizer change, re-use
    // the same constructor arguments and set the additional dependency
    // with a setter method.
    $parent_definition = $container
      ->getDefinition('serializer.normalizer.entity_reference_item.hal');
    $service_definition = new Definition(DynamicEntityReferenceItemNormalizer::class, $parent_definition
      ->getArguments());

    // The priority must be higher than that of
    // serializer.normalizer.entity_reference_item.hal in
    // hal.services.yml.
    $service_definition
      ->addTag('normalizer', [
      'priority' => $parent_definition
        ->getTags()['normalizer'][0]['priority'] + 1,
    ]);
    $container
      ->setDefinition('serializer.normalizer.entity.dynamic_entity_reference_item.hal', $service_definition);
  }
}