public function ProximitySort::buildOptionsForm in Geolocation Field 8

Basic options for all sort criteria

Overrides SortPluginBase::buildOptionsForm

File

src/Plugin/views/sort/ProximitySort.php, line 31

Class

ProximitySort

Sort handler for geolocaiton field.

Namespace

Drupal\geolocation\Plugin\views\sort

Code

public function buildOptionsForm(&$form, FormStateInterface $form_state) {
  $proximity_fields = [];
  foreach ($this->view
    ->getHandlers('field', $this->view->current_display) as $delta => $field) {
    if ($field['plugin_id'] === 'geolocation_field_proximity') {
      $proximity_fields[$delta] = $field['id'];
    }
  }
  if (empty($proximity_fields)) {
    $form['proximity_field'] = [
      '#markup' => $this
        ->t('There are no proximity fields available in this display.'),
    ];
  }
  else {

    // Add the Filter selector.
    $form['proximity_field'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Select field.'),
      '#description' => $this
        ->t('Select the field to use for sorting.'),
      '#options' => $proximity_fields,
      '#default_value' => $this->options['proximity_field'],
    ];
  }

  // Add the Drupal\views\Plugin\views\field\Numeric settings to the form.
  parent::buildOptionsForm($form, $form_state);
}