switch ($GLOBALS["act_post"]) { case "dbconfig": $arr_set = array("base" => true, "ssin" => true, "header" => "Content-type: application/json; charset=utf-8", "ssin_file" => true); break; default: $arr_set = array("base" => true, "ssin" => true, "header" => "Content-type: application/json; charset=utf-8", "db" => true, "type" => "ajax"); break; } fn_init($arr_set); include_once BG_PATH_CLASS . "mysqli.class.php"; //载入数据库类 include_once BG_PATH_CONTROL . "install/ajax/upgrade.class.php"; //载入升级控制器 $ajax_upgrade = new AJAX_UPGRADE(); //初始化升级 switch ($GLOBALS["act_post"]) { case "dbconfig": $ajax_upgrade->ajax_dbconfig(); //数据库 break; case "over": $ajax_upgrade->ajax_over(); //升级结束 break; case "reg": case "base": case "smtp": $ajax_upgrade->ajax_submit(); //其他 break; }