protected function EntityResource::isRelationshipField in JSON:API 8

Checks if is a relationship field.

Parameters

\Drupal\Core\Field\FieldItemListInterface $entity_field: Entity field.

Return value

bool Returns TRUE if entity field is a relationship field with non-internal target resource types, FALSE otherwise.

2 calls to EntityResource::isRelationshipField()

EntityResource::relationshipAccess in src/Controller/EntityResource.php

Check the access to update the entity and the presence of a relationship.

EntityResource::validateReferencedResource in src/Controller/EntityResource.php

Validates that the referenced field points to an enabled resource.

File

src/Controller/EntityResource.php, line 1043

Class

EntityResource

Process all entity requests.

Namespace

Drupal\jsonapi\Controller

Code

protected function isRelationshipField(FieldItemListInterface $entity_field) {
  $resource_types = $this->resourceType
    ->getRelatableResourceTypesByField($this->resourceType
    ->getInternalName($entity_field
    ->getName()));
  return !empty($resource_types) && array_reduce($resource_types, function ($has_external, $resource_type) {
    return $has_external ? TRUE : !$resource_type
      ->isInternal();
  }, FALSE);
}