function domain_locale_translation_link_alter in Domain Locale 6

Alter translation links to exclude non-existing languages.

File

./domain_locale.module, line 63

domain_locale Domain Locale: manage languages Provides domain specific language settings

Code

function domain_locale_translation_link_alter($links, $path) {
  global $_domain, $language;

  //Ignore settings for the default domain
  if (isset($_domain['domain_id'])) {
    $domain_locale = domain_locale_lookup($_domain['domain_id']);

    //Fallback case where for some reason domain language is not specified
    if (count($domain_locale) < 1) {
      $site_default = language_default();
      $domain_locale[$site_default->language] = $site_default->language;
      watchdog('domain_locale', 'There are currently no languages enabled for domain id %domain_id', array(
        'domain_id' => $_domain['domain_id'],
      ), WATCHDOG_WARNING);
    }
    else {
      $links_copy = $links;
      $weights = array();
      $name = array();
      foreach ($links_copy as $lang => $lang_data) {
        if (!array_key_exists($lang, $domain_locale)) {
          unset($links[$lang]);
        }
        else {
          $links[$lang]['weight'] = $domain_locale[$lang]['weight'];
          $weights[$lang] = $domain_locale[$lang]['weight'];
          $name[$lang] = $lang;
          if ($lang == $language->language) {
            $links[$lang]['attributes']['class'] .= ' active';
          }
        }
      }

      //Apply sorting to $links based on weight and then by language name
      array_multisort($weights, SORT_ASC, $name, SORT_ASC, SORT_STRING, $links);
      unset($weights);
      unset($name);
    }
  }
}