www.gusucode.com > baigo CMS PHP开源网站管理系统 v1.2.2源码程序 > baigocms_v1.2.2/bg_sso/core/inc/is_install.inc.php

    <?php
/*-----------------------------------------------------------------
！！！！警告！！！！
以下为系统文件，请勿修改
-----------------------------------------------------------------*/


//不能非法包含或直接执行
if(!defined("IN_BAIGO")) {
    exit("Access Denied");
}

if (file_exists(BG_PATH_CONFIG . "is_install.php")) { //验证是否已经安装
    include_once(BG_PATH_CONFIG . "is_install.php");
    if (!defined("BG_INSTALL_PUB") || PRD_SSO_PUB > BG_INSTALL_PUB) {
        header("Location: " . BG_URL_INSTALL . "ctl.php?mod=upgrade");
        exit;
    }
} else {
    header("Location: " . BG_URL_INSTALL . "ctl.php");
    exit;
}