public function TopLevelSchemaLinkProviderBase::getLink in JSON:API Schema 8

Adds, alters or removes hyperlinks from a link collection.

Parameters

\Drupal\jsonapi\JsonApiResource\JsonApiDocumentTopLevel|\Drupal\jsonapi\JsonApiResource\ResourceObject|\Drupal\jsonapi\JsonApiResource\Relationship $context: The context object from which links should be generated.

Return value

\Drupal\jsonapi_hypermedia\AccessRestrictedLink A link to be added to the context object. An AccessRestrictedLink should be returned if the link target may be inaccessible to some users.

Overrides LinkProviderInterface::getLink

File

src/Plugin/jsonapi_hypermedia/LinkProvider/TopLevelSchemaLinkProviderBase.php, line 56

Class

TopLevelSchemaLinkProviderBase

Class TopLevelSchemaLinkProviderBase.

Namespace

Drupal\jsonapi_schema\Plugin\jsonapi_hypermedia\LinkProvider

Code

public function getLink($context) {
  assert($context instanceof JsonApiDocumentTopLevel);
  if (static::$schemaRouteType === 'entrypoint') {
    $schema_route_name = "jsonapi_schema." . static::$schemaRouteType;
  }
  else {
    $route = $this->currentRouteMatch
      ->getRouteObject();
    assert($route instanceof Route);
    $resource_type = $route
      ->getDefault(Routes::RESOURCE_TYPE_KEY);
    if (!$resource_type instanceof ResourceType) {
      return AccessRestrictedLink::createInaccessibleLink(new CacheableMetadata());
    }
    $schema_route_name = "jsonapi_schema.{$resource_type->getTypeName()}." . static::$schemaRouteType;
  }
  return AccessRestrictedLink::createLink(AccessResult::allowed(), new CacheableMetadata(), new Url($schema_route_name), $this
    ->getLinkRelationType());
}