From 4d480b36ea4b503ed997b1b9c60c433b5508e4aa Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Wed, 17 Jul 2013 02:04:15 -0400
Subject: [PATCH] Respect HTTP_X_FORWARDED_FOR and HTTP_X_REAL_IP variables for session IP check
---
program/lib/Roundcube/rcube_utils.php | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/program/lib/Roundcube/rcube_utils.php b/program/lib/Roundcube/rcube_utils.php
index 6c3bd21..cf87ded 100644
--- a/program/lib/Roundcube/rcube_utils.php
+++ b/program/lib/Roundcube/rcube_utils.php
@@ -666,6 +666,21 @@
/**
+ * Returns the real remote IP address
+ *
+ * @return string Remote IP address
+ */
+ public static function remote_addr()
+ {
+ foreach (array('HTTP_X_FORWARDED_FOR','HTTP_X_REAL_IP','REMOTE_ADDR') as $prop) {
+ if (!empty($_SERVER[$prop]))
+ return $_SERVER[$prop];
+ }
+
+ return '';
+ }
+
+ /**
* Read a specific HTTP request header.
*
* @param string $name Header name
--
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