* You are likely to be eaten by a grue.

* Enable with [IRCd] Enabled=true (will listen on port 6666).

2 files changed, 162 insertions, 61 deletions

diff --git a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/IRCStackModule.cs b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/IRCStackModule.cs
index c807d7f..9e3e1c7 100644
--- a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/IRCStackModule.cs
+++ b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/IRCStackModule.cs
@@ -8,7 +8,7 @@ using OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server;
 

 namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView

 {

-    class IRCStackModule : IRegionModule 

+    public class IRCStackModule : IRegionModule 

     {

         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

 

@@ -19,16 +19,25 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView
 

         public void Initialise(Scene scene, IConfigSource source)

         {

-            m_scene = scene;

-            m_server = new IRCServer(IPAddress.Parse("0.0.0.0"),6666, scene);

-            m_server.OnNewIRCClient += m_server_OnNewIRCClient;

+            if (source.Configs.Contains("IRCd") &&

+                source.Configs["IRCd"].GetBoolean("Enabled",false))

+            {

+                m_scene = scene;

+                m_server = new IRCServer(IPAddress.Parse("0.0.0.0"), 6666, scene);

+                m_server.OnNewIRCClient += m_server_OnNewIRCClient;

+            }

         }

 

         void m_server_OnNewIRCClient(IRCClientView user)

         {

+            user.OnIRCReady += user_OnIRCReady;

+        }

+

+        void user_OnIRCReady(IRCClientView cv)

+        {

             m_log.Info("[IRCd] Adding user...");

-            m_scene.ClientManager.Add(user.CircuitCode, user);

-            user.Start();

+            m_scene.ClientManager.Add(cv.CircuitCode, cv);

+            cv.Start();

             m_log.Info("[IRCd] Added user to Scene");

         }

 

diff --git a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
index e87749c..bb20dfd 100644
--- a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
+++ b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
@@ -1,5 +1,6 @@
 using System;

 using System.Collections.Generic;

+using System.IO;

 using System.Net;

 using System.Net.Sockets;

 using System.Reflection;

@@ -14,8 +15,12 @@ using OpenSim.Region.Framework.Scenes;
 

 namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server

 {

+    public delegate void OnIRCClientReadyDelegate(IRCClientView cv);

+

     public class IRCClientView : IClientAPI, IClientCore, IClientIPEndpoint

     {

+        public event OnIRCClientReadyDelegate OnIRCReady;

+

         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

 

         private readonly TcpClient m_client;

@@ -24,6 +29,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
         private UUID m_agentID = UUID.Random();

 

         private string m_username;

+        private string m_nick;

 

         private bool m_hasNick = false;

         private bool m_hasUser = false;

@@ -39,16 +45,23 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
             loopThread.Start();

         }

 

+        private void SendServerCommand(string command)

+        {

+            SendCommand(":opensimircd " + command);

+        }

+

         private void SendCommand(string command)

         {

-            lock(m_client)

-            {

-                m_log.Info("[IRCd] Sending >>> " + command);

+            m_log.Info("[IRCd] Sending >>> " + command);

 

-                byte[] buf = Encoding.UTF8.GetBytes(command + "\r\n");

+            byte[] buf = Encoding.UTF8.GetBytes(command + "\r\n");

 

-                m_client.GetStream().Write(buf, 0, buf.Length);

-            }

+            m_client.GetStream().BeginWrite(buf, 0, buf.Length, SendComplete, null);

+        }

+

+        private void SendComplete(IAsyncResult result)

+        {

+            m_log.Info("[IRCd] Send Complete.");

         }

 

         private string IrcRegionName

@@ -60,40 +73,67 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 

         private void InternalLoop()

         {

-            string strbuf = "";

-

-            while(m_connected)

+            try

             {

-                string line;

-                byte[] buf = new byte[520]; // RFC1459 defines max message size as 512.

+                string strbuf = "";

 

-                lock (m_client)

+                while (m_connected && m_client.Connected)

                 {

+                    byte[] buf = new byte[8]; // RFC1459 defines max message size as 512.

+

                     int count = m_client.GetStream().Read(buf, 0, buf.Length);

-                    line = Encoding.UTF8.GetString(buf, 0, count);

-                }

+                    string line = Encoding.UTF8.GetString(buf, 0, count);

 

-                strbuf += line;

+                    strbuf += line;

 

-                string message = ExtractMessage(strbuf);

-                if(message != null)

-                {

-                    m_log.Info("[IRCd] Recieving <<< " + message);

+                    string message = ExtractMessage(strbuf);

+                    if (message != null)

+                    {

+                        // Remove from buffer

+                        strbuf = strbuf.Remove(0, message.Length);

+

+                        m_log.Info("[IRCd] Recieving <<< " + message);

+                        message = message.Trim();

 

-                    // Remove from buffer

-                    strbuf = strbuf.Remove(0, message.Length);

+                        // Extract command sequence

+                        string command = ExtractCommand(message);

+                        ProcessInMessage(message, command);

+                    }

+                    else

+                    {

+                        //m_log.Info("[IRCd] Recieved data, but not enough to make a message. BufLen is " + strbuf.Length +

+                        //           "[" + strbuf + "]");

+                        if (strbuf.Length == 0)

+                        {

+                            m_connected = false;

+                            m_log.Info("[IRCd] Buffer zero, closing...");

+                            if (OnDisconnectUser != null)

+                                OnDisconnectUser();

+                        }

+                    }

 

-                    // Extract command sequence

-                    string command = ExtractCommand(message);

-                    ProcessInMessage(message, command);

+                    Thread.Sleep(0);

                 }

+            }

+            catch (IOException)

+            {

+                if (OnDisconnectUser != null)

+                    OnDisconnectUser();

+

+                m_log.Warn("[IRCd] Disconnected client.");

+            }

+            catch (SocketException)

+            {

+                if (OnDisconnectUser != null)

+                    OnDisconnectUser();

 

-                Thread.Sleep(0);

+                m_log.Warn("[IRCd] Disconnected client.");

             }

         }

 

         private void ProcessInMessage(string message, string command)

         {

+            m_log.Info("[IRCd] Processing [MSG:" + message + "] [COM:" + command + "]");

             if(command != null)

             {

                 switch(command)

@@ -123,12 +163,11 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
                     case "SUMMON":

                     case "TIME":

                     case "TRACE":

-                    case "USERHOST":

                     case "VERSION":

                     case "WALLOPS":

                     case "WHOIS":

                     case "WHOWAS":

-                        SendCommand("421 ERR_UNKNOWNCOMMAND \"" + command + " :Command unimplemented\"");

+                        SendServerCommand("421 " + command + " :Command unimplemented");

                         break;

 

                     // Connection Commands

@@ -141,12 +180,20 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 

                     case "USER":

                         IRC_ProcessUser(message);

-                        IRC_SendReplyJoin();

+                        IRC_Ready();

+                        break;

 

+                    case "USERHOST":

+                        string[] userhostArgs = ExtractParameters(message);

+                        if (userhostArgs[0] == ":" + m_nick)

+                        {

+                            SendServerCommand("302 :" + m_nick + "=+" + m_nick + "@" +

+                                        ((IPEndPoint) m_client.Client.RemoteEndPoint).Address);

+                        }

                         break;

                     case "NICK":

                         IRC_ProcessNick(message);

-                        IRC_SendReplyJoin();

+                        IRC_Ready();

 

                         break;

                     case "TOPIC":

@@ -164,7 +211,10 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
                         break;

 

                     case "NOTICE": // TODO

+                        break;

+

                     case "WHO": // TODO

+                        IRC_SendWhoReply();

                         break;

 

                     case "PING":

@@ -188,31 +238,55 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
                         break;

 

                     default:

-                        SendCommand("421 ERR_UNKNOWNCOMMAND \"" + command + " :Unknown command\"");

+                        SendServerCommand("421 " + command + " :Unknown command");

                         break;

                 }

             }

         }

 

-        private void IRC_SendReplyJoin()

+        private void IRC_Ready()

         {

             if (m_hasUser && m_hasNick)

             {

-                IRC_SendReplyTopic();

-                IRC_SendNamesReply();

-                IRC_SendChannelPrivmsg("System", "Welcome to Zork^H^H^H OpenSimulator.");

-                IRC_SendChannelPrivmsg("System", "You are in an open field west of a big white house");

-                IRC_SendChannelPrivmsg("System", "with a boarded front door.");

+                SendServerCommand("001 " + m_nick + " :Welcome to OpenSimulator IRCd");

+                SendServerCommand("002 " + m_nick + " :Running OpenSimVersion");

+                SendServerCommand("003 " + m_nick + " :This server was created over 9000 years ago");

+                SendServerCommand("004 " + m_nick + " :opensimirc r1 aoOirw abeiIklmnoOpqrstv");

+                SendServerCommand("251 " + m_nick + " :There are 0 users and 0 services on 1 servers");

+                SendServerCommand("252 " + m_nick + " 0 :operators online");

+                SendServerCommand("253 " + m_nick + " 0 :unknown connections");

+                SendServerCommand("254 " + m_nick + " 1 :channels formed");

+                SendServerCommand("255 " + m_nick + " :I have 1 users, 0 services  and 1 servers");

+                SendCommand(":" + m_nick + " MODE " + m_nick + " :+i");

+                SendCommand(":" + m_nick + " JOIN :" + IrcRegionName);

+

+                // Rename to 'Real Name'

+                SendCommand(":" + m_nick + " NICK :" + m_username.Replace(" ", ""));

+                m_nick = m_username.Replace(" ", "");

+

+                IRC_SendReplyJoin();

+                IRC_SendChannelPrivmsg("System", "Welcome to OpenSimulator.");

+                IRC_SendChannelPrivmsg("System", "You are in a maze of twisty little passages, all alike.");

+                IRC_SendChannelPrivmsg("System", "It is pitch black. You are likely to be eaten by a grue.");

+

+                if (OnIRCReady != null)

+                    OnIRCReady(this);

             }

         }

 

+        private void IRC_SendReplyJoin()

+        {

+            IRC_SendReplyTopic();

+            IRC_SendNamesReply();

+        }

+

         private void IRC_ProcessUser(string message)

         {

             string[] userArgs = ExtractParameters(message);

             string username = userArgs[0];

             string hostname = userArgs[1];

             string servername = userArgs[2];

-            string realname = userArgs[3];

+            string realname = userArgs[3].Replace(":", "");

 

             m_username = realname;

             m_hasUser = true;

@@ -221,7 +295,8 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
         private void IRC_ProcessNick(string message)

         {

             string[] nickArgs = ExtractParameters(message);

-            string nickname = nickArgs[0];

+            string nickname = nickArgs[0].Replace(":","");

+            m_nick = nickname;

             m_hasNick = true;

         }

 

@@ -243,7 +318,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
                     msg.Sender = this;

                     msg.Channel = 0;

                     msg.From = this.Name;

-                    msg.Message = privmsgArgs[1];

+                    msg.Message = privmsgArgs[1].Replace(":", "");

                     msg.Position = Vector3.Zero;

                     msg.Scene = m_scene;

                     msg.SenderObject = null;

@@ -265,32 +340,45 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 

             foreach (EntityBase user in users)

             {

-                SendCommand("353 RPL_NAMREPLY \"" + IrcRegionName + " :+" + user.Name.Replace(" ", ""));

+                SendServerCommand("353 " + IrcRegionName + " :+" + user.Name.Replace(" ", ""));

             }

-            SendCommand("366 RPL_ENDOFNAMES \"" + IrcRegionName + " :End of /NAMES list\"");

+            SendServerCommand("366 " + IrcRegionName + " :End of /NAMES list");

+        }

+

+        private void IRC_SendWhoReply()

+        {

+            List<EntityBase> users = m_scene.Entities.GetAllByType<ScenePresence>();

+

+            foreach (EntityBase user in users)

+            {

+                //:kubrick.freenode.net 352 toblerone3742 #freenode i=nalioth freenode/staff/ubuntu.member.nalioth irc.freenode.net nalioth G :0 http://www.ubuntu.com/donations

+                //:opensimircd          352 #OpenSim-Test AdamFrisbyIRC nohost.com irc.opensimulator AdamFrisbyIRC H+ :1 Adam FrisbyIRC

+                SendServerCommand("352 " + user.Name.Replace(" ", "") + " " + IrcRegionName + " nohost.com irc.opensimulator " + user.Name.Replace(" ", "") + " H+ " + ":1 " + user.Name);

+            }

+            SendServerCommand("315 " + IrcRegionName + " :End of /WHO list");

         }

 

         private void IRC_SendMOTD()

         {

-            SendCommand("375 RPL_MOTDSTART \":- OpenSimulator Message of the day -");

-            SendCommand("372 RPL_MOTD \":- Hiya!");

-            SendCommand("376 RPL_ENDOFMOTD \":End of /MOTD command\"");

+            SendServerCommand("375 :- OpenSimulator Message of the day -");

+            SendServerCommand("372 :- Hiya!");

+            SendServerCommand("376 :End of /MOTD command");

         }

 

         private void IRC_SendReplyTopic()

         {

-            SendCommand("332 RPL_TOPIC \"" + IrcRegionName + " :OpenSimulator IRC Server\"");

+            SendServerCommand("332 " + IrcRegionName + " :OpenSimulator IRC Server");

         }

 

         private void IRC_SendReplyUsers()

         {

             List<EntityBase> users = m_scene.Entities.GetAllByType<ScenePresence>();

-                        

-            SendCommand("392 RPL_USERSSTART \":UserID   Terminal  Host\"");

+

+            SendServerCommand("392 :UserID   Terminal  Host");

 

             if (users.Count == 0)

             {

-                SendCommand("395 RPL_NOUSERS \":Nobody logged in\"");

+                SendServerCommand("395 :Nobody logged in");

                 return;

             }

 

@@ -309,10 +397,10 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
                         nom[i] = ' ';

                 }

 

-                SendCommand("393 RPL_USERS \":" + nom + " " + term + " " + host + "\"");

+                SendServerCommand("393 :" + nom + " " + term + " " + host + "");

             }

 

-            SendCommand("394 RPL_ENDOFUSERS \":End of users\"");

+            SendServerCommand("394 :End of users");

         }

 

         private static string ExtractMessage(string buffer)

@@ -322,7 +410,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
             if (pos == -1)

                 return null;

 

-            string command = buffer.Substring(0, pos + 1);

+            string command = buffer.Substring(0, pos + 2);

 

             return command;

         }

@@ -331,8 +419,11 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
         {

             string[] msgs = msg.Split(' ');

 

-            if(msgs.Length < 2)

+            if (msgs.Length < 2)

+            {

+                m_log.Warn("[IRCd] Dropped msg: " + msg);

                 return null;

+            }

 

             if (msgs[0].StartsWith(":"))

                 return msgs[1];

@@ -500,7 +591,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 

         public uint CircuitCode

         {

-            get { return 0; }

+            get { return (uint)Util.RandomClass.Next(0,int.MaxValue); }

         }

 

         public event GenericMessage OnGenericMessage;

@@ -736,7 +827,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 

         public void SendRegionHandshake(RegionInfo regionInfo, RegionHandshakeArgs args)

         {

-            m_log.Info("[MXP ClientStack] Completing Handshake to Region");

+            m_log.Info("[IRCd ClientStack] Completing Handshake to Region");

 

             if (OnRegionHandShakeReply != null)

             {

@@ -781,7 +872,8 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 

         public void SendChatMessage(string message, byte type, Vector3 fromPos, string fromName, UUID fromAgentID, byte source, byte audible)

         {

-            IRC_SendChannelPrivmsg(fromName, message);

+            if (audible > 0)

+                IRC_SendChannelPrivmsg(fromName, message);

         }

 

         private void IRC_SendChannelPrivmsg(string fromName, string message)