public function SearchApiElasticsearchViewsHandlerFilterFulltext::options_form in Search API Elasticsearch 7

Extend the options form.

Overrides SearchApiViewsHandlerFilterFulltext::options_form

File

includes/views/SearchApiElasticsearchViewsHandlerFilterFulltext.inc, line 28

Contains SearchApiElasticsearchViewsHandlerFilterFulltext.

Class

SearchApiElasticsearchViewsHandlerFilterFulltext

Views filter handler class for handling fulltext fields.

Code

public function options_form(&$form, &$form_state) {
  parent::options_form($form, $form_state);
  $analyzer_options = array();

  // We only want this to work with Elasticsearch servers.
  $index_name = substr($form_state['view']->base_table, 17);
  $query = new EntityFieldQuery();
  $query
    ->entityCondition('entity_type', 'search_api_index', '=');
  $query
    ->propertyCondition('machine_name', $index_name, '=');
  $result = $query
    ->execute();
  $result = reset($result['search_api_index']);
  $index = search_api_index_load($result->id);
  $server = $index
    ->server();
  $service_info = search_api_get_service_info();
  $reflection = new ReflectionClass($service_info[$server->class]['class']);
  if ($reflection
    ->isSubclassOf('SearchApiElasticsearchAbstractService')) {
    $elasticsearch_client = new $service_info[$server->class]['class']($server);
    $analysis_settings = $elasticsearch_client
      ->getAnalysisSettings($index);
    foreach ($analysis_settings['analyzer'] as $name => $settings) {
      $analyzer_options[$name] = $name;
    }

    // Build our form.
    $form['analyzer'] = array(
      '#type' => 'select',
      '#title' => t('Analyzer'),
      '#description' => t('The analyzer to use for this search. If none are selected, the default from the index will be used.'),
      '#options' => $analyzer_options,
      '#default_value' => $this->options['analyzer'],
      '#empty_option' => t('Use index default'),
    );
  }
}