public BaseFieldDefinition::getOptionsProvider($property_name, FieldableEntityInterface $entity)
Gets an options provider for the given field item property.
Parameters
string $property_name: The name of the property to get options for; e.g., 'value'.
\Drupal\Core\Entity\FieldableEntityInterface $entity: The entity for which the options should be provided.
Return value
\Drupal\Core\TypedData\OptionsProviderInterface|null An options provider, or NULL if no options are defined.
Overrides FieldStorageDefinitionInterface::getOptionsProvider
File
- core/lib/Drupal/Core/Field/BaseFieldDefinition.php, line 509
Class
- BaseFieldDefinition
- A class for defining entity fields.
Namespace
Drupal\Core\Field
Code
public function getOptionsProvider($property_name, FieldableEntityInterface $entity) {
// If the field item class implements the interface, create an orphaned
// runtime item object, so that it can be used as the options provider
// without modifying the entity being worked on.
if (is_subclass_of($this->getFieldItemClass(), OptionsProviderInterface::class)) {
$items = $entity->get($this->getName());
return \Drupal::service('plugin.manager.field.field_type')->createFieldItem($items, 0);
}
// @todo: Allow setting custom options provider, see
// https://www.drupal.org/node/2002138.
}
Please login to continue.