Load player's channels if first login after ChatSaver install

ChatSaver.lua

@@ -1,8 +1,6 @@
 ChatSaver = LibStub('AceAddon-3.0'):NewAddon('ChatSaver','AceConsole-3.0','AceHook-3.0','AceEvent-3.0');
 local core = ChatSaver;
 
-core.verified = false;
-
 function core:OnInitialize()	
 	self:RawHook(SlashCmdList,'JOIN','JoinChannel',true);
 	self:RawHook(SlashCmdList,'LEAVE','LeaveChannel',true);
@@ -10,41 +8,57 @@ function core:OnInitialize()
 	
 	self:RegisterChatCommand('cs','SlashCommand');
 	
-	if(ChatSaverDB == nil) then ChatSaverDB = {}; end
+	if(ChatSaverDB == nil) then 
+		core.firstrun = true;
+		ChatSaverDB = {}; 
+	else
+		core.firstrun = false;
+	end
 end
 
 function core:OnEnable()
 	self:RegisterEvent('CHAT_MSG_CHANNEL_NOTICE','RejoinChannels');
+	
+	--store curret channels if this is our first run
+	if(core.firstrun) then
+		for frame = 1,10 do 
+			local frameChannels = { GetChatWindowChannels(frame) };
+			for i = 1,#frameChannels,2 do
+				local name,zone = frameChannels[i], frameChannels[i+1]
+				
+				if(zone == 0) then
+					if(ChatSaverDB[name] == nil) then
+						ChatSaverDB[name] = {};
+						ChatSaverDB[name]['frames'] = {};
+						ChatSaverDB[name]['index'] = GetChannelName(name);
+					end
+				
+					ChatSaverDB[name]['frames'][frame] = true;
+				end
+			end
+		end
+	end
 end
 
 function core:SlashCommand()
-	core.verified = false
 	core:RejoinChannels();
 end
 
 function core:RejoinChannels(event,message,...)
-	if(core.verified == true) then
+	local currentChannels = { GetChannelList() };
-		return;
-	end
-	
-	local currentChannels = {};
-	for i = 1,select("#",GetChannelList()),2 do
-		local index,channel = select(i,GetChannelList());
-		currentChannels[channel] = true;
-	end
 	
 	for channel,information in pairs(ChatSaverDB) do
 		if(currentChannels[channel] == nil) then
 			JoinPermanentChannel(channel);
 			for index,shown in pairs(ChatSaverDB[channel].frames) do
 				if(shown) then
-					_G['ChatFrame'..index].channelList[table.getn(_G['ChatFrame'..index].channelList) + 1] = channel;
+					ChatFrame_AddChannel(_G['ChatFrame'..index],channel);
 				end
 			end
 		end
 	end
 	
-	core.verified = true;
+	self:UnregisterEvent('CHAT_MSG_CHANNEL_NOTICE');
 end
 
 function core:JoinChannel(msg)