Gdn::request PHP Method

    public static function request($NewRequest = null)
    {
        $Request = self::$_Request;
        //self::Factory(self::AliasRequest);
        if (!is_null($NewRequest)) {
            if (is_string($NewRequest)) {
                $Request->withURI($NewRequest);
            } elseif (is_object($NewRequest)) {
                $Request->fromImport($NewRequest);
            }
        }
        return $Request;
    }

 /**
  * Set the sort order for data on an arbitrary database table.
  *
  * Expect post values TransientKey, Target (redirect URL), Table (database table name),
  * and TableID (an array of sort order => unique ID).
  *
  * @since 2.0.0
  * @access public
  */
 public function sort()
 {
     $this->permission('Garden.Settings.Manage');
     if (Gdn::request()->isAuthenticatedPostBack()) {
         $TableID = Gdn::request()->Post('TableID');
         if ($TableID) {
             $Rows = Gdn::request()->Post($TableID);
             if (is_array($Rows)) {
                 $Table = str_replace(array('Table', '`'), '', $TableID);
                 $ModelName = $Table . 'Model';
                 if (class_exists($ModelName)) {
                     $TableModel = new $ModelName();
                 } else {
                     $TableModel = new Gdn_Model($Table);
                 }
                 foreach ($Rows as $Sort => $ID) {
                     if (strpos($ID, '_') !== false) {
                         list(, $ID) = explode('_', $ID, 2);
                     }
                     if (!$ID) {
                         continue;
                     }
                     $TableModel->setField($ID, 'Sort', $Sort);
                 }
                 $this->setData('Result', true);
             }
         }
     }
     $this->render('Blank');
 }