public function SearchApiAlterLanguageControl::configurationForm in Search API 7

Implements SearchApiAlterCallbackInterface::configurationForm().

Overrides SearchApiAbstractAlterCallback::configurationForm

File

includes/callback_language_control.inc, line 39

Contains SearchApiAlterLanguageControl.

Class

SearchApiAlterLanguageControl

Search API data alteration callback that filters out items based on their bundle.

Code

public function configurationForm() {
  $form = array();
  $wrapper = $this->index
    ->entityWrapper();
  $fields[''] = t('- Use default -');
  foreach ($wrapper as $key => $property) {
    if ($key == 'search_api_language') {
      continue;
    }
    $type = $property
      ->type();

    // Only single-valued string properties make sense here. Also, nested
    // properties probably don't make sense.
    if ($type == 'text' || $type == 'token') {
      $info = $property
        ->info();
      $fields[$key] = $info['label'];
    }
  }
  if (count($fields) > 1) {
    $form['lang_field'] = array(
      '#type' => 'select',
      '#title' => t('Language field'),
      '#description' => t("Select the field which should be used to determine an item's language."),
      '#options' => $fields,
      '#default_value' => $this->options['lang_field'],
    );
  }
  $languages[LANGUAGE_NONE] = t('Language neutral');
  $list = language_list('enabled') + array(
    array(),
    array(),
  );
  foreach (array(
    $list[1],
    $list[0],
  ) as $list) {
    foreach ($list as $lang) {
      $name = t($lang->name);
      $native = $lang->native;
      $languages[$lang->language] = check_plain($name == $native ? $name : "{$name} ({$native})");
      if (!$lang->enabled) {
        $languages[$lang->language] .= ' [' . t('disabled') . ']';
      }
    }
  }
  $form['languages'] = array(
    '#type' => 'checkboxes',
    '#title' => t('Indexed languages'),
    '#description' => t('Index only items in the selected languages. ' . 'When no language is selected, there will be no language-related restrictions.'),
    '#options' => $languages,
    '#default_value' => $this->options['languages'],
  );
  return $form;
}