From 4a6aa47eecbc825a5f96431250e01946e5f207c8 Mon Sep 17 00:00:00 2001
From: Hexagon <robinnilsson@gmail.com>
Date: Thu, 18 Sep 2014 19:48:17 +0200
Subject: [PATCH] Encryption of nicknames

---
 README.md                               | 16 ++++++++++++++--
 public/js/cryptalk_modules/cryptalk.js  |  4 ++--
 public/js/cryptalk_modules/templates.js |  4 ++--
 3 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index 8b99aec..6217661 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,16 @@
-cryptalk
+About
 ========
 
-Encrypted instant chat
+Cryptalk is a Node.js based encrypted instant chat
+
+
+Installation
+========
+
+Clone this repo
+
+
+Install Node.js, preferably the latest version, then pull express.io and 
+node-uuid from npm.
+
+```npm install node
diff --git a/public/js/cryptalk_modules/cryptalk.js b/public/js/cryptalk_modules/cryptalk.js
index 0d8122f..4eab40d 100644
--- a/public/js/cryptalk_modules/cryptalk.js
+++ b/public/js/cryptalk_modules/cryptalk.js
@@ -149,7 +149,7 @@ define('cryptalk', {
 				socket.emit('message:send', {
 					room: room,
 					msg: $.AES.encrypt(buffer, room + key).toString(),
-					nick: nick
+					nick: (nick && nick != undefined) ? $.AES.encrypt(nick, room + key).toString() : false
 				});
 
 				// Adn the the buffer
@@ -184,7 +184,7 @@ define('cryptalk', {
 		.on('message:send', function (data) {
 			var decrypted = $.AES.decrypt(data.msg, room + key),
 				sanitized = $.escapeHtml(decrypted),
-				nick = 		(data.nick == undefined || !data.nick ) ? templates.default_nick : $.escapeHtml(data.nick);
+				nick = 		(data.nick == undefined || !data.nick ) ? templates.default_nick : $.escapeHtml($.AES.decrypt(data.nick, room + key));
 
 			if (!decrypted) {
 				post('error', templates.messages.unable_to_decrypt);
diff --git a/public/js/cryptalk_modules/templates.js b/public/js/cryptalk_modules/templates.js
index d26b6ea..1aa9d59 100644
--- a/public/js/cryptalk_modules/templates.js
+++ b/public/js/cryptalk_modules/templates.js
@@ -10,7 +10,7 @@ define({
 		'Available commands: 																\n' +
 		' 	/generate 					Generate a random room id					\n' +
 		'	/join		RoomId				Joins a room									\n' +
-		'	/leave							Leaves the current room									\n' +
+		'	/leave						Leaves the current room									\n' +
 		'	/nick		NickName			Sets an optinal nickname							\n' +
 		'	/key		OurStrongPassphrase		Sets the password used for 					\n' +
 		'	 						encryption/decryption 									\n' +
@@ -25,7 +25,7 @@ define({
 		'</li>																				',
 
 	default_nick: 'Anonymous',
-	
+
 	post: {
 		info: 		'<li>INF> <i class="info">{text}</i></li>',
 		server: 	'<li>SRV> <i class="server">{text}</i></li>',