function DefaultSelection::validateConfigurationForm

Overrides SelectionPluginBase::validateConfigurationForm

File

core/lib/Drupal/Core/Entity/Plugin/EntityReferenceSelection/DefaultSelection.php, line 310

Class

DefaultSelection

Default plugin implementation of the Entity Reference Selection plugin.

Namespace

Code

public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
  parent::validateConfigurationForm($form, $form_state);
  // If no checkboxes were checked for 'target_bundles', store NULL ("all
  // bundles are referenceable") rather than empty array ("no bundle is
  // referenceable" - typically happens when all referenceable bundles have
  // been deleted).
  if ($form_state->getValue([
    'settings',
    'handler_settings',
    'target_bundles',
  ]) === []) {
    $form_state->setValue([
      'settings',
      'handler_settings',
      'target_bundles',
    ], NULL);
  }
  // Don't store the 'target_bundles_update' button value into the field
  // config settings.
  $form_state->unsetValue([
    'settings',
    'handler_settings',
    'target_bundles_update',
  ]);
}