function EntityReferenceItem::getSettableOptions

Overrides OptionsProviderInterface::getSettableOptions

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldType/EntityReferenceItem.php, line 616

Class

EntityReferenceItem

Defines the 'entity_reference' entity field type.

Namespace

Code

public function getSettableOptions(AccountInterface $account = NULL) {
    $field_definition = $this->getFieldDefinition();
    if (!($options = \Drupal::service('plugin.manager.entity_reference_selection')->getSelectionHandler($field_definition, $this->getEntity())
        ->getReferenceableEntities())) {
        return [];
    }
    // Rebuild the array by changing the bundle key into the bundle label.
    $target_type = $field_definition->getSetting('target_type');
    $bundles = \Drupal::service('entity_type.bundle.info')->getBundleInfo($target_type);
    $return = [];
    foreach ($options as $bundle => $entity_ids) {
        // The label does not need sanitizing since it is used as an optgroup
        // which is only supported by select elements and auto-escaped.
        $bundle_label = (string) $bundles[$bundle]['label'];
        $return[$bundle_label] = $entity_ids;
    }
    return count($return) == 1 ? reset($return) : $return;
}