解决Ecshop因为动态ip问题登录后台自动退出

PHP 铁匠 2年前 (2013-07-21) 1130℃ 0评论

修改lib_base.php文件real_ip()函数，添加以下代码即可解决：
function real_ip()
{
static $realip = NULL;

if ($realip !== NULL)
{
return $realip;
}

if(isset($_COOKIE[‘real_ipd’]) && !empty($_COOKIE[‘real_ipd’])){
$realip = $_COOKIE[‘real_ipd’];
return $realip;
}

if (isset($_SERVER))
{
if (isset($_SERVER[‘HTTP_X_FORWARDED_FOR’]))
{
$arr = explode(‘,’, $_SERVER[‘HTTP_X_FORWARDED_FOR’]);

/* 取X-Forwarded-For中第一个非unknown的有效IP字符串 */
foreach ($arr AS $ip)
{
$ip = trim($ip);

if ($ip != ‘unknown’)
{
$realip = $ip;

break;
}
}
}
elseif (isset($_SERVER[‘HTTP_CLIENT_IP’]))
{
$realip = $_SERVER[‘HTTP_CLIENT_IP’];
}
else
{
if (isset($_SERVER[‘REMOTE_ADDR’]))
{
$realip = $_SERVER[‘REMOTE_ADDR’];
}
else
{
$realip = ‘0.0.0.0’;
}
}
}
else
{
if (getenv(‘HTTP_X_FORWARDED_FOR’))
{
$realip = getenv(‘HTTP_X_FORWARDED_FOR’);
}
elseif (getenv(‘HTTP_CLIENT_IP’))
{
$realip = getenv(‘HTTP_CLIENT_IP’);
}
else
{
$realip = getenv(‘REMOTE_ADDR’);
}
}

preg_match(“/[d.]{7,15}/”, $realip, $onlineip);
$realip = !empty($onlineip[0]) ? $onlineip[0] : ‘0.0.0.0’;
setcookie(“real_ipd”, $realip, time()+36000, “/”);

return $realip;
}