diff options
| author | vlakoff <vlakoff@gmail.com> | 2013-07-20 20:27:35 +0200 |
|---|---|---|
| committer | vlakoff <vlakoff@gmail.com> | 2013-07-20 20:27:35 +0200 |
| commit | 161f1935d72dadb12da1a314a91f5da75826b391 (patch) | |
| tree | 7d8ab000f22aa31ef18dbd17c31d99575a524bc3 | |
| parent | 3d3e250e40e2f844424a7984488f6dd89495fa5f (diff) | |
User_agent library: robuster detection in is_referral()
| -rw-r--r-- | system/libraries/User_agent.php | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/system/libraries/User_agent.php b/system/libraries/User_agent.php index 2f6f81909..e27004e9e 100644 --- a/system/libraries/User_agent.php +++ b/system/libraries/User_agent.php @@ -476,8 +476,10 @@ class CI_User_agent { return FALSE; } - $referer = parse_url($_SERVER['HTTP_REFERER']); - return ! (empty($referer['host']) && strpos(config_item('base_url'), $referer['host']) !== FALSE); + $referer_host = @parse_url($_SERVER['HTTP_REFERER'], PHP_URL_HOST); + $own_host = parse_url(config_item('base_url'), PHP_URL_HOST); + + return ($referer_host && $referer_host !== $own_host); } // -------------------------------------------------------------------- |