public function OriginFromProximityFilter::buildOptionsForm in Geofield 8

Builds the specific form elements for the geofield proximity plugin.

Parameters

array $form: The form element to build.

\Drupal\Core\Form\FormStateInterface $form_state: The form state.

array $options_parents: The values parents.

bool $is_exposed: The check/differentiate if it is part of an exposed form.

Overrides GeofieldProximitySourceBase::buildOptionsForm

File

src/Plugin/GeofieldProximitySource/OriginFromProximityFilter.php, line 89

Class

OriginFromProximityFilter

Defines 'Geofield Custom Origin' plugin.

Namespace

Drupal\geofield\Plugin\GeofieldProximitySource

Code

public function buildOptionsForm(array &$form, FormStateInterface $form_state, array $options_parents, $is_exposed = FALSE) {
  $user_input = $form_state
    ->getUserInput();
  $proximity_filters_sources = $this
    ->getAvailableProximityFilters();
  $user_input_proximity_filter = isset($user_input['options']['source_configuration']['source_proximity_filter']) ? $user_input['options']['source_configuration']['source_proximity_filter'] : current(array_keys($proximity_filters_sources));
  $source_proximity_filter = isset($this->configuration['source_proximity_filter']) ? $this->configuration['source_proximity_filter'] : $user_input_proximity_filter;
  if (!empty($proximity_filters_sources)) {
    $form['source_proximity_filter'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Source Proximity Filter'),
      '#description' => $this
        ->t('Select the Geofield Proximity filter to use as the starting point for calculating proximity.'),
      '#options' => $this
        ->getAvailableProximityFilters(),
      '#default_value' => $source_proximity_filter,
      '#ajax' => [
        'callback' => [
          static::class,
          'sourceProximityFilterUpdate',
        ],
        'effect' => 'fade',
      ],
    ];
  }
  else {
    $form['source_proximity_filter_warning'] = [
      '#type' => 'html_tag',
      '#tag' => 'div',
      '#value' => $this
        ->t('No Geofield Proximity Filter found. At least one should be set for this Proximity Field be able to work.'),
      "#attributes" => [
        'class' => [
          'proximity-filter-warning',
          'red',
        ],
      ],
    ];
    $form_state
      ->setError($form['source_proximity_filter_warning'], $this
      ->t('This Proximity Field cannot work. Dismiss this and add & setup a Geofield Proximity Filter before.'));
  }
}