更新callback

app/services/TrackService.php

@@ -100,7 +100,7 @@ class TrackService
                 'log_time' => getProp($params,'log_time',''),
                 'created_at' => date('Y-m-d H:i:s',time()),
                 'adid' => getProp($params,'adid',''),
-                'callback' => getProp($params,'clickid',''),
+                'callback' => $callback,
                 //新添加
                 'advertiser_id' => getProp($params,'advertiser_id',''),
                 'campaign_id' => getProp($params,'campaign_id',''),