do fixes bug to partner login bugs

@@ -555,7 +555,8 @@ class Helpers
      */
     public static function syncUserSession($uid, $refer = '', $callback='call')
     {
-        return 'http://m1.yohobuy.com/Passport/session/index?callback=' . $callback . '&uid=' . $uid . '&go=' . $refer;
+        return 'http://m1.yohobuy.com/Passport/session/index?callback=' . $callback 
+                . '&sign=' . md5($uid . 'Js8Yn0!EwPM45-ws') . '&uid=' . $uid . '&go=' . $refer;
     }
 
 }

@@ -221,7 +221,7 @@ class LoginController extends AbstractAction
      */
     public function sinacallbackAction()
     {
-        $sina = Factory::create('sina');
+        $sina = Factory::create('sinaweibo');
         $access = $sina->getAccessToken();
         /* 获取QQ腾讯用户的详细信息 */
         $partnerInfo = $sina->getUserInfo($access);