public function EREFNodeTitles::buildOptionsForm in Entity Reference Exposed Filters 8

Provide the basic form which calls through to subforms. If overridden, it is best to call through to the parent, or to at least make sure all of the functions in this form are called.

Overrides FilterPluginBase::buildOptionsForm

File

src/Plugin/views/filter/EREFNodeTitles.php, line 180

Class

EREFNodeTitles

Filters by given list of related content title options.

Namespace

Drupal\entity_reference_exposed_filters\Plugin\views\filter

Code

public function buildOptionsForm(&$form, FormStateInterface $form_state) {
  if (!isset($this->options['expose']['identifier'])) {
    $this->options['expose']['identifier'] = $form_state
      ->get('id');
  }
  parent::buildOptionsForm($form, $form_state);
  $form['relationship']['#options'] = array_intersect_key($form['relationship']['#options'], $this->getRelationships);
}