public static function setKuserToken($kalt_token, $frob)
 {
     $params = array('method' => 'flickr.auth.getToken', 'frob' => $frob);
     $flickrToken = flickrTokenPeer::retrieveByPK($kalt_token);
     if (!$flickrToken) {
         $flickrToken = new flickrToken();
         $flickrToken->setKaltToken($kalt_token);
     }
     $flickrToken->setFrob($frob);
     $rsp_obj = self::sendRequest($params);
     if ($rsp_obj['stat'] == 'ok') {
         $flickrToken->setToken($rsp_obj['auth']['token']['_content']);
         $flickrToken->setNsid($rsp_obj['auth']['user']['nsid']);
         $flickrToken->setIsValid(true);
     } else {
         $flickrToken->setIsValid(false);
     }
     $flickrToken->setResponse(serialize($rsp_obj));
     $flickrToken->save();
     return $rsp_obj;
 }