protected function EntityReference::valueForm in Views Entity Reference Filter 8

Options form subform for setting options.

This should be overridden by all child classes and it must define $form['value']

Overrides InOperator::valueForm

See also

buildOptionsForm()

File

src/Plugin/views/filter/EntityReference.php, line 142

Class

EntityReference

Provides a Views filter for entity reference fields.

Namespace

Drupal\verf\Plugin\views\filter

Code

protected function valueForm(&$form, FormStateInterface $form_state) {
  parent::valueForm($form, $form_state);

  // Apply cacheability metadata, because the parent class does not.
  // @todo Remove this once https://www.drupal.org/node/2754103 is fixed.
  $cacheability_metdata = CacheableMetadata::createFromObject($this);
  $cacheability_metdata
    ->applyTo($form);
  return $form;
}