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',
    ]);
}