<?php
/**
 * 管理目录配置文件
 *
 * @version        $Id: config.php 1 14:31 2010年7月12日Z tianya $
 * @package        DedeCMS.Administrator
 * @copyright      Copyright (c) 2020, DedeBIZ.COM
 * @license        https://www.dedebiz.com/license
 * @link           https://www.dedebiz.com
 */
define('DEDEADMIN', str_replace("\\", '/', dirname(__FILE__) ) );
require_once(DEDEADMIN.'/../include/common.inc.php');
require_once(DEDEINC.'/userlogin.class.php');
header('Cache-Control:private');
$dsql->safeCheck = FALSE;
$dsql->SetLongLink();
$cfg_admin_skin = 1; // 后台管理风格

if(file_exists(DEDEDATA.'/admin/skin.txt'))
{
	$skin = file_get_contents(DEDEDATA.'/admin/skin.txt');
	$cfg_admin_skin = !in_array($skin, array(1,2,3,4))? 1 : $skin;
}

// 检查CSRF
function CheckCSRF()
{
    $cc_csrf_token_check = GetCookie("dede_csrf_token");
    if (
        !(isset($_POST['_csrf_token'], $cc_csrf_token_check)
    && is_string($_POST['_csrf_token']) && is_string($cc_csrf_token_check)
    && hash_equals($_POST['_csrf_token'], $cc_csrf_token_check))
    ) {
        ShowMsg('CSRF校验失败，请刷新页面重新提交', '-1');
        exit();
    }
    
    DropCookie("dede_csrf_token");
}

// 生成CSRF校验token，在比较重要的表单中应该要加上这个token校验
$cc_csrf_token = GetCookie("dede_csrf_token");
if (!isset($GLOBALS['csrf_token']) || $GLOBALS['csrf_token'] === null) {
    if (isset($cc_csrf_token) && is_string($cc_csrf_token)
    && preg_match('#^[0-9a-f]{32}$#iS',$cc_csrf_token) === 1
    ) {
        $GLOBALS['csrf_token'] = $cc_csrf_token;
    } else {
        $GLOBALS['csrf_token'] = md5(uniqid(mt_rand(), TRUE));
    }
}

if (strtoupper($_SERVER['REQUEST_METHOD']) !== 'POST') {
    PutCookie('dede_csrf_token', $GLOBALS['csrf_token'], 7200, '/');
}


//获得当前脚本名称，如果你的系统被禁用了$_SERVER变量，请自行更改这个选项
$dedeNowurl = $s_scriptName = '';
$isUrlOpen = @ini_get('allow_url_fopen');
$dedeNowurl = GetCurUrl();
$dedeNowurls = explode('?', $dedeNowurl);
$s_scriptName = $dedeNowurls[0];
$cfg_remote_site = empty($cfg_remote_site)? 'N' : $cfg_remote_site;

//检验用户登录状态
$cuserLogin = new userLogin();

if($cuserLogin->getUserID()==-1)
{
    if ( preg_match("#PHP (.*) Development Server#",$_SERVER['SERVER_SOFTWARE']) )
    {
        $dirname = dirname($_SERVER['SCRIPT_NAME']);
        header("location:{$dirname}/login.php?gotopage=".urlencode($dedeNowurl));
    } else {
        header("location:login.php?gotopage=".urlencode($dedeNowurl));
    }
    exit();
}

function XSSClean($val)
{
    if (is_array($val))
    {
        foreach ($val as $key => $v) {
            if(in_array($key,array('tags','body','dede_fields','dede_addonfields','dopost','introduce'))) continue;
            $val[$key] = XSSClean($val[$key]);
        }
        return $val;
    }
    return RemoveXss($val);
}

if($cfg_dede_log=='Y')
{
    $s_nologfile = '_main|_list';
    $s_needlogfile = 'sys_|file_';
    $s_method = isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : '';
    $s_query = isset($dedeNowurls[1]) ? $dedeNowurls[1] : '';
    $s_scriptNames = explode('/', $s_scriptName);
    $s_scriptNames = $s_scriptNames[count($s_scriptNames)-1];
    $s_userip = GetIP();
    if( $s_method=='POST' || (!preg_match("#".$s_nologfile."#i", $s_scriptNames) && $s_query!='') || preg_match("#".$s_needlogfile."#i",$s_scriptNames) )
    {
        $inquery = "INSERT INTO `#@__log`(adminid,filename,method,query,cip,dtime)
             VALUES ('".$cuserLogin->getUserID()."','{$s_scriptNames}','{$s_method}','".addslashes($s_query)."','{$s_userip}','".time()."');";
        $dsql->ExecuteNoneQuery($inquery);
    }
}

//管理缓存、管理员频道缓存
$cache1 = DEDEDATA.'/cache/inc_catalog_base.inc';
if(!file_exists($cache1)) UpDateCatCache();
$cacheFile = DEDEDATA.'/cache/admincat_'.$cuserLogin->userID.'.inc';
if(file_exists($cacheFile)) require_once($cacheFile);

//更新服务器
require_once (DEDEDATA.'/admin/config_update.php');

if(strlen($cfg_cookie_encode)<=10)
{
    $chars='abcdefghigklmnopqrstuvwxwyABCDEFGHIGKLMNOPQRSTUVWXWY0123456789';
    $hash='';
    $length = rand(28,32);
    $max = strlen($chars) - 1;
    for($i = 0; $i < $length; $i++) {
        $hash .= $chars[mt_rand(0, $max)];
    }
	$dsql->ExecuteNoneQuery("UPDATE `#@__sysconfig` SET `value`='{$hash}' WHERE varname='cfg_cookie_encode' ");
	$configfile = DEDEDATA.'/config.cache.inc.php';
    if(!is_writeable($configfile))
    {
        echo "配置文件'{$configfile}'不支持写入，无法修改系统配置参数！";
        exit();
    }
    $fp = fopen($configfile,'w');
    flock($fp,3);
    fwrite($fp,"<"."?php\r\n");
    $dsql->SetQuery("SELECT `varname`,`type`,`value`,`groupid` FROM `#@__sysconfig` ORDER BY aid ASC ");
    $dsql->Execute();
    while($row = $dsql->GetArray())
    {
        if($row['type']=='number')
        {
            if($row['value']=='') $row['value'] = 0;
            fwrite($fp,"\${$row['varname']} = ".$row['value'].";\r\n");
        }
        else
        {
            fwrite($fp,"\${$row['varname']} = '".str_replace("'",'',$row['value'])."';\r\n");
        }
    }
    fwrite($fp,"?".">");
    fclose($fp);
}

/**
 *  更新栏目缓存
 *
 * @access    public
 * @return    void
 */
function UpDateCatCache()
{
    global $dsql, $cache1, $cuserLogin;
    $cache2 = DEDEDATA.'/cache/channelsonlist.inc';
    $cache3 = DEDEDATA.'/cache/channeltoplist.inc';
    $dsql->SetQuery("SELECT id,reid,channeltype,issend,typename FROM `#@__arctype`");
    $dsql->Execute();
    $fp1 = fopen($cache1,'w');
    $phph = '?';
    $fp1Header = "<{$phph}php\r\nglobal \$cfg_Cs;\r\n\$cfg_Cs=array();\r\n";
    fwrite($fp1,$fp1Header);
    while($row=$dsql->GetObject())
    {
        // 将typename缓存起来
        $row->typename = base64_encode($row->typename);
        fwrite($fp1,"\$cfg_Cs[{$row->id}]=array({$row->reid},{$row->channeltype},{$row->issend},'{$row->typename}');\r\n");
    }
    fwrite($fp1, "{$phph}>");
    fclose($fp1);
    $cuserLogin->ReWriteAdminChannel();
    @unlink($cache2);
    @unlink($cache3);
}

// 清空选项缓存
function ClearOptCache()
{
    $tplCache = DEDEDATA.'/tplcache/';
    $fileArray = glob($tplCache."inc_option_*.inc");
    if (count($fileArray) > 1)
    {
        foreach ($fileArray as $key => $value)
        {
            if (file_exists($value)) unlink($value);
            else continue;
        }
        return TRUE;
    }
    return FALSE;
}

/**
 *  引入模板文件
 *
 * @access    public
 * @param     string  $filename  文件名称
 * @param     bool  $isabs  是否为管理目录
 * @return    string
 */
function DedeInclude($filename, $isabs=FALSE)
{
    return $isabs ? $filename : DEDEADMIN.'/'.$filename;
}

/**
 *  根据用户mid获取用户名称
 *
 * @access    public
 * @param     int  $mid   用户ID
 * @return    string
 */
if(!function_exists('GetMemberName')){
	function GetMemberName($mid=0)
	{
        global $dsql;
        if (empty($mid)) {
            return "管理员";
        }
        $rs = $dsql->GetOne("SELECT * FROM `#@__member` WHERE mid='{$mid}' ");
		return $rs['uname'];
	}
}