From 35325bd0110d62ff0468c2b57251678409e674f2 Mon Sep 17 00:00:00 2001 From: Savetheinternet Date: Thu, 17 Feb 2011 20:58:34 +1100 Subject: [PATCH] IPv6_IPv4 --- inc/config.php | 2 ++ inc/functions.php | 12 +++++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/inc/config.php b/inc/config.php index edabb330..877ff762 100644 --- a/inc/config.php +++ b/inc/config.php @@ -300,6 +300,8 @@ $config['url_regex'] = '/' . '(https?|ftp):\/\/' . '(([\w\-]+\.)+[a-zA-Z]{2,6}|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})' . '(\/([\w\-~\.#\/?=&;:+%]+)?)?' . '/'; // INSANE regular expression for IPv6 addresses $config['ipv6_regex'] = '((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?'; + // Make IPv4 addresses look like IPv4 addresses ("::ffff:8.8.8.8" becomes "8.8.8.8") + $config['ipv6_ipv4'] = true; // Allowed file extensions $config['allowed_ext'] = Array('jpg', 'jpeg', 'bmp', 'gif', 'png'); diff --git a/inc/functions.php b/inc/functions.php index 14733ec8..b7b4ce90 100644 --- a/inc/functions.php +++ b/inc/functions.php @@ -2,7 +2,7 @@ loadConfig(); function loadConfig() { - global $board, $config; + global $board, $config, $__ip; require 'config.php'; if (file_exists('inc/instance-config.php')) { @@ -54,6 +54,16 @@ error_reporting(E_ALL); ini_set('display_errors', 1); } + + if($config['ipv6_ipv4']) { + // Keep the original address to properly comply with other board configuartions + if(!isset($__ip)) + $__ip = $_SERVER['REMOTE_ADDR']; + + // ::ffff:0.0.0.0 + if(preg_match('/^\:\:ffff\:(\d+\.\d+\.\d+\.\d+)$/', $__ip, $m)) + $_SERVER['REMOTE_ADDR'] = $m[1]; + } } function sprintf3($str, $vars, $delim = '%') {