From 85fb96dbb4670fd53df3dc8c9e885f2aa0bffa39 Mon Sep 17 00:00:00 2001
From: Harry Jeffery <harry@exec64.co.uk>
Date: Thu, 29 Aug 2013 18:05:25 +0100
Subject: [PATCH] Implemented topic lock

---
 server.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/server.go b/server.go
index 19c36f9..ccef227 100644
--- a/server.go
+++ b/server.go
@@ -211,6 +211,12 @@ func (s *Server) handleEvent(e Event) {
 			return
 		}
 
+		clientMode := channel.modeMap[strings.ToLower(e.client.nick)]
+		if channel.mode.topicLocked && !clientMode.operator {
+			e.client.reply(errNoPriv)
+			return
+		}
+
 		if args[1] == ":" {
 			channel.topic = ""
 			for _, client := range channel.clientMap {