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SSL detection: add support for X-Forwarded-Proto

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Duplicates #332

See:
 - RFC 7239 - Forwarded HTTP Extension
   http://www.ietf.org/rfc/rfc7239.txt
 - RFC 6238 - Deprecating the "X-" Prefix and Similar Constructs in Application Protocols
   http://www.ietf.org/rfc/rfc6648.txt
 - StackOverflow - Custom HTTP headers: naming conventions
   http://stackoverflow.com/a/3561399
This commit is contained in:
Fanch 2015-09-01 13:37:04 +02:00 committed by VirtualTam
parent ce47a75864
commit 7b114771d3
1 changed files with 1 additions and 1 deletions
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2
index.php
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@ -463,7 +463,7 @@ function ban_canLogin()
// You can append $_SERVER['SCRIPT_NAME'] to get the current script URL.
function serverUrl()
{
$https = (!empty($_SERVER['HTTPS']) && (strtolower($_SERVER['HTTPS'])=='on')) || $_SERVER["SERVER_PORT"]=='443'; // HTTPS detection.
$https = (!empty($_SERVER['HTTPS']) && (strtolower($_SERVER['HTTPS'])=='on')) || $_SERVER["SERVER_PORT"]=='443' || (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https'); // HTTPS detection.
$serverport = ($_SERVER["SERVER_PORT"]=='80' || ($https && $_SERVER["SERVER_PORT"]=='443') ? '' : ':'.$_SERVER["SERVER_PORT"]);
return 'http'.($https?'s':'').'://'.$_SERVER['SERVER_NAME'].$serverport;
}