<?{

  /*
  **  CHANGE LANGUAGE PREFERENCE
  **  
  **  Change the language of preference
  **  logged in user.
  **
  */
  
  include("../header.php");

  $expand_options = 1;
  $skip = 0;
  $res = false;
  if( isset($TODO) && $TODO == 'LANG' ) {
    if( isset($newlang) ) {
      $newlang = preg_replace("/[^0-9a-zA-Z_-]/", "", $newlang);
    }
    if( file_exists("$libDir/translations/$newlang.trans") ) {
      $login_language = $newlang;
      if( $Demo_Mode != "on" ) {
        $params = array("language"=>$newlang);
        $res = $zen->update_prefs($login_id, array($params), "language");
      }
      $translator_init = array(
      'domain' => 'translator',
      'path' => "$libDir/translations",
      'locale' => $login_language
      );
      $translator_init['zen'] =& $zen;
      tr($translator_init);
      $msg[] = tr("Your language has been changed to ?", $newlang);
      if( $Demo_Mode == "on" ) {
        $msg[] = tr("The server is in Demo Mode, this change will be reset when you log out.");
      }
      $skip = 1;
    } else {
      $errs[] = tr("The language chosen was not valid");
    }
  }

  $page_title = tr("Change Language");

  include("$libDir/nav.php");

  if( is_array($errs) ) {
    $zen->printErrors($errs);
  }
  if( $skip ) { include("$templateDir/optionsMenu.php"); }
  else { include("$templateDir/languageForm.php"); }

  include("$libDir/footer.php");

}?>