修改cookie错误

webht/third_party/dingmail/controllers/index.php

@@ -49,9 +49,7 @@ class Index extends CI_Controller {
 					 }
 				 }
 			 }else{
-				 if($unionid == null){
+				 $unionid = get_cookie('dingunionid');
-					 $unionid = get_cookie('dingunionid');
-				 }
 				 $mdata['user'] = $this->ding_value_model->get_dingding_user($unionid);
 				 $mdata['user_unionid'] = $unionid;
 				 $mdata['like_count'] = $this->ding_value_model->count_like($unionid);