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Revert "Update announce.php"

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This reverts commit 92cb4e1604.
This commit is contained in:
Roman Kelesidis 2024-10-31 19:59:44 +07:00
parent b455105741
commit e5b5ea3a26
1 changed files with 19 additions and 14 deletions
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33
bt/announce.php
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@ -139,22 +139,27 @@ if ($bb_cfg['client_ban']['enabled'])
// IP
$ip = $_SERVER['REMOTE_ADDR'];
// 'ip' query handling
if (!$bb_cfg['ignore_reported_ip'] && isset($_GET['ip']) && $ip !== $_GET['ip'])
{
if (!$bb_cfg['verify_reported_ip'] && isset($_SERVER['HTTP_X_FORWARDED_FOR']))
{
$x_ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
if ($x_ip === $_GET['ip'])
{
$filteredIp = filter_var($x_ip, FILTER_VALIDATE_IP);
if ($filteredIp !== false && ($bb_cfg['allow_internal_ip'] || !filter_var($filteredIp, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE)))
{
$ip = $filteredIp;
}
}
}
if (!$bb_cfg['verify_reported_ip'])
{
$ip = $_GET['ip'];
}
elseif (isset($_SERVER['HTTP_X_FORWARDED_FOR']) && preg_match_all('#\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}#', $_SERVER['HTTP_X_FORWARDED_FOR'], $matches))
{
foreach ($matches[0] as $x_ip)
{
if ($x_ip === $_GET['ip'])
{
if (!$bb_cfg['allow_internal_ip'] && preg_match("#(127\.([0-9]{1,3}\.){2}[0-9]{1,3}|10\.([0-9]{1,3}\.){2}[0-9]{1,3}|172\.[123][0-9]\.[0-9]{1,3}\.[0-9]{1,3}|192\.168\.[0-9]{1,3}\.[0-9]{1,3})#", $x_ip))
{
break;
}
$ip = $x_ip;
break;
}
}
}
}
// Check that IP format is valid
if (!verify_ip($ip))