function search_api_location_views_views_data_alter in Search API Location 8

Same name and namespace in other branches

1. 7.2 search_api_location_views/search_api_location_views.views.inc \search_api_location_views_views_data_alter()

Implements hook_views_data_alter().

File

modules/search_api_location_views/search_api_location_views.module, line 13

Provide Views integration for Search API Location.

Code

function search_api_location_views_views_data_alter(&$data) {

  /** @var \Drupal\search_api\IndexInterface $index */
  foreach (Index::loadMultiple() as $index) {
    $table =& $data['search_api_index_' . $index
      ->id()];

    /** @var \Drupal\search_api\Item\FieldInterface $field */
    foreach ($index
      ->getFields(TRUE) as $field_id => $field) {
      if ($field
        ->getType() == 'location') {
        $field_alias = _search_api_location_views_get_field_alias($field_id, $table);

        // Adding filter to location fields.
        $table[$field_alias]['filter']['title'] = $field
          ->getLabel();
        $table[$field_alias]['filter']['id'] = 'search_api_location';
        $table[$field_alias]['filter']['help'] = $field
          ->getDescription();
        $table[$field_alias]['argument']['id'] = 'search_api_location_point';

        // We currently have no way of knowing the alias of the distance pseudo
        // field (e.g. Solr backend doesn't add any info when defining the
        // field).
        // So for now we just appending '__distance' to the field_id, but this
        // should be defined in the back-ends.

        /* @see \Drupal\search_api_solr\Plugin\search_api\backend\SearchApiSolrBackend::getBackendDefinedFields */
        $distance_field_alias = _search_api_location_views_get_field_alias($field_id . '__distance', $table);

        // Set separate sort and argument plugin for the distance psuedo field.
        $table[$distance_field_alias]['sort']['id'] = 'search_api_location_distance';
        $table[$distance_field_alias]['argument']['id'] = 'search_api_location_radius';

        // Remove filtering on the pseudo distance field, as the location field
        // does this.
        unset($table[$distance_field_alias]['filter']);
      }
    }
  }
}