From 9b890464b8c53d7fb6d11d736d940cb53c2b3856 Mon Sep 17 00:00:00 2001
From: Daniel Roesler <diafygi@gmail.com>
Date: Thu, 16 Jul 2015 05:49:29 -0700
Subject: [PATCH] added IPv6 detection

---
 README.md  | 2 +-
 index.html | 8 +++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 396c77a..c331650 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,7 @@ function getIPs(callback){
 
     function handleCandidate(candidate){
         //match just the IP address
-        var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/
+        var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/
         var ip_addr = ip_regex.exec(candidate)[1];
 
         //remove duplicates
diff --git a/index.html b/index.html
index 004ae66..3e8569c 100644
--- a/index.html
+++ b/index.html
@@ -19,6 +19,8 @@
         <ul></ul>
         <h4>Your public IP addresses:</h4>
         <ul></ul>
+        <h4>Your IPv6 addresses:</h4>
+        <ul></ul>
         <iframe id="iframe" sandbox="allow-same-origin" style="display: none"></iframe>
         <script>
             //get the IP addresses associated with an account
@@ -64,7 +66,7 @@
 
                 function handleCandidate(candidate){
                     //match just the IP address
-                    var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/
+                    var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/
                     var ip_addr = ip_regex.exec(candidate)[1];
 
                     //remove duplicates
@@ -114,6 +116,10 @@
                 if (ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/))
                     document.getElementsByTagName("ul")[0].appendChild(li);
 
+                //IPv6 addresses
+                else if (ip.match(/^[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7}$/))
+                    document.getElementsByTagName("ul")[2].appendChild(li);
+
                 //assume the rest are public IPs
                 else
                     document.getElementsByTagName("ul")[1].appendChild(li);