auth bugs

app/Http/Controllers/Wap/Oauth/UsersV2Controller.php

@@ -74,6 +74,10 @@ class UsersV2Controller extends Controller
         $query = ['auth_uid'=>$user->id,'atime'=>time()];
         $sign = get_sign($query);
         $query['sign'] = $sign;
+        if(isset($url_info['query'])){
+            parse_str($url_info['query'],$p);
+            $query = array_merge($query,$p);
+        }
         $url = sprintf('%s://%s%s?%s',$url_info['scheme'],$url_info['host'],$url_info['path'],http_build_query($query));
         Log::info('wcCallbackParse back url is :');
         Log::info($url);