// We use policy page content type for indexing taxonomies.
  // See: EEAS-504.
  if ($entity->type == 'eeas_policy_page') {
    $term = taxonomy_term_load($entity->field_eeas_published_on[LANGUAGE_NONE][0]['tid']);
    foreach ($term->description_field as $langcode => $translated_description) {
      $document->addField('sm_policy_page_taxonomy_names', strip_tags($translated_description[0]['value']));
      $document->addField('sm_policy_page_taxonomy_names', i18n_taxonomy_term_name($term, $langcode));
    }
  }