function HalServiceProvider::alter

Modifies existing service definitions.

Parameters

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

Overrides ServiceModifierInterface::alter

File

core/modules/hal/src/HalServiceProvider.php, line 16

Class

HalServiceProvider

Adds hal+json as known format.

Namespace

Code

public function alter(ContainerBuilder $container) {
  if ($container->has('http_middleware.negotiation') && is_a($container->getDefinition('http_middleware.negotiation')
    ->getClass(), '\\Drupal\\Core\\StackMiddleware\\NegotiationMiddleware', TRUE)) {
    $container->getDefinition('http_middleware.negotiation')
      ->addMethodCall('registerFormat', [
      'hal_json',
      [
        'application/hal+json',
      ],
    ]);
  }
}