add log

mobile/control/app_update.php

@@ -47,7 +47,10 @@ class app_updateControl extends mobileHomeControl
                 $tips = $GLOBALS['setting_config']['mobile_update_tips'];
                 $artips = explode('#',$tips);
                 $tips = implode("\n",$artips);
-                return self::outsuccess(array("open_url" => "{$url}?{$ver_code}",'tip' => $tips,'force' => false));
+
+                $down_url = "{$url}?{$cur_ver}";
+                Log::record("down url = {$down_url}",Log::DEBUG);
+                return self::outsuccess(array("open_url" => $down_url,'tip' => $tips,'force' => false));
             } else {
                 return self::outsuccess(null);
             }