From beb26f45fb4549a1ae301fd5bf725f36cbb5570b Mon Sep 17 00:00:00 2001
From: Calvin Montgomery <calzoneman@gmail.com>
Date: Tue, 2 Jul 2013 23:24:03 -0400
Subject: [PATCH] Disallow duplicate guest names

---
 user.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/user.js b/user.js
index 26a74ae1..516d1359 100644
--- a/user.js
+++ b/user.js
@@ -574,6 +574,17 @@ User.prototype.login = function(name, pw, session) {
                 });
             }
             else {
+                if(this.channel != null) {
+                    for(var i = 0; i < this.channel.users.length; i++) {
+                        if(this.channel.users[i].name == name) {
+                            this.socket.emit("login", {
+                                success: false,
+                                error: "That name is already taken on this channel"
+                            });
+                            return;
+                        }
+                    }
+                }
                 lastguestlogin[this.ip] = Date.now();
                 this.rank = Rank.Guest;
                 Logger.syslog.log(this.ip + " signed in as " + name);