admin/controller/Csystem.php

//大概337行
$config = Config::get_more_value(

//添加
goods_show_privilege_info

//382行
   $info["goods_show_privilege_info"] =  isset($config["goods_show_privilege_info"])?$config["goods_show_privilege_info"]:1;

//996行     
 if(isset($data['goods_show_privilege_info'])) {
            $list[] = Config::full_id('goods_show_privilege_info',$data['goods_show_privilege_info']);
        }

//1049行 
unset($data["goods_show_privilege_info"]);

PHP代码：

 $goods_show_privilege_info = Config::get_value("goods_show_privilege_info",1);