From 5e4d6cab00cb29cd088ab7b62ab13aff103b64cb Mon Sep 17 00:00:00 2001
From: onefang
Date: Sun, 19 May 2019 21:24:15 +1000
Subject: Dump OpenSim 0.9.0.1 into it's own branch.

---
 .../OptionalModules/Avatar/Chat/ChannelState.cs    | 27 +++++-----
 .../OptionalModules/Avatar/Chat/IRCBridgeModule.cs |  4 +-
 .../OptionalModules/Avatar/Chat/IRCConnector.cs    | 58 ++++++++++------------
 .../OptionalModules/Avatar/Chat/RegionState.cs     | 43 +++++++---------
 4 files changed, 61 insertions(+), 71 deletions(-)

(limited to 'OpenSim/Region/OptionalModules/Avatar/Chat')

diff --git a/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs b/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs
index b5d9fda..27ab32f 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Chat/ChannelState.cs
@@ -38,7 +38,7 @@ using OpenSim.Region.Framework.Scenes;
 namespace OpenSim.Region.OptionalModules.Avatar.Chat
 {
 
-    // An instance of this class exists for each unique combination of 
+    // An instance of this class exists for each unique combination of
     // IRC chat interface characteristics, as determined by the supplied
     // configuration file.
 
@@ -48,7 +48,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
         private static readonly ILog m_log =
             LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
-        private static Regex arg = new Regex(@"\[[^\[\]]*\]");
+        private static Regex arg = new Regex(@"(?<!\\)\[[^\[\]]*(?<!\\)\]");
         private static int _idk_ = 0;
         private static int DEBUG_CHANNEL = 2147483647;
 
@@ -266,11 +266,11 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             ChannelState cs = p_cs;
 
             // Check to see if we have an existing server/channel setup that can be used
-            // In the absence of variable substitution this will always resolve to the 
-            // same ChannelState instance, and the table will only contains a single 
-            // entry, so the performance considerations for the existing behavior are 
+            // In the absence of variable substitution this will always resolve to the
+            // same ChannelState instance, and the table will only contains a single
+            // entry, so the performance considerations for the existing behavior are
             // zero. Only the IRC connector is shared, the ChannelState still contains
-            // values that, while independent of the IRC connetion, do still distinguish 
+            // values that, while independent of the IRC connetion, do still distinguish
             // this region's behavior.
 
             lock (IRCBridgeModule.m_channels)
@@ -335,7 +335,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
 
         }
 
-        // These routines allow differentiating changes to 
+        // These routines allow differentiating changes to
         // the underlying channel state. If necessary, a
         // new channel state will be created.
 
@@ -426,7 +426,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
         }
 
         // This level of obsessive matching allows us to produce
-        // a minimal overhead int he case of a server which does 
+        // a minimal overhead int he case of a server which does
         // need to differentiate IRC at a region level.
 
         private bool IsAPerfectMatchFor(ChannelState cs)
@@ -447,8 +447,8 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             );
         }
 
-        // This function implements the variable substitution mechanism 
-        // for the configuration values. Each string read from the 
+        // This function implements the variable substitution mechanism
+        // for the configuration values. Each string read from the
         // configuration file is scanned for '[...]' enclosures. Each
         // one that is found is replaced by either a runtime variable
         // (%xxx) or an existing configuration key. When no further
@@ -499,6 +499,9 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                 // m_log.DebugFormat("[IRC-Channel] Parse[2]: {0}", result);
             }
 
+            // Now we unescape the literal brackets
+            result = result.Replace(@"\[","[").Replace(@"\]","]");
+
             // m_log.DebugFormat("[IRC-Channel] Parse[3]: {0}", result);
             return result;
 
@@ -582,7 +585,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
 
         }
 
-        // This function is lifted from the IRCConnector because it 
+        // This function is lifted from the IRCConnector because it
         // contains information that is not differentiating from an
         // IRC point-of-view.
 
@@ -595,7 +598,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             {
 
                 // Scan through the set of unique channel configuration for those
-                // that belong to this connector. And then forward the message to 
+                // that belong to this connector. And then forward the message to
                 // all regions known to those channels.
                 // Note that this code is responsible for completing some of the
                 // settings for the inbound OSChatMessage
diff --git a/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs b/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs
index 351dbfe..d6b6642 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Chat/IRCBridgeModule.cs
@@ -79,6 +79,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             if (!m_config.GetBoolean("enabled", false))
             {
                 //                m_log.InfoFormat("[IRC-Bridge] module disabled in configuration");
+                m_config = null;
                 return;
             }
 
@@ -104,7 +105,8 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                         MainServer.Instance.AddXmlRPCHandler("irc_admin", XmlRpcAdminMethod, false);
 
                     m_region = new RegionState(scene, m_config);
-                    lock (m_regions) m_regions.Add(m_region);
+                    lock (m_regions)
+                        m_regions.Add(m_region);
                     m_region.Open();
                 }
                 catch (Exception e)
diff --git a/OpenSim/Region/OptionalModules/Avatar/Chat/IRCConnector.cs b/OpenSim/Region/OptionalModules/Avatar/Chat/IRCConnector.cs
index 6985371..ffbebe7 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Chat/IRCConnector.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Chat/IRCConnector.cs
@@ -97,14 +97,14 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
 
         // How many regions depend upon this connection
         // This count is updated by the ChannelState object and reflects the sum
-        // of the region clients associated with the set of associated channel 
+        // of the region clients associated with the set of associated channel
         // state instances. That's why it cannot be managed here.
 
         internal int depends = 0;
 
         // This variable counts the number of resets that have been performed
-        // on the connector. When a listener thread terminates, it checks to 
-        // see of the reset count has changed before it schedules another 
+        // on the connector. When a listener thread terminates, it checks to
+        // see of the reset count has changed before it schedules another
         // reset.
 
         internal int m_resetk = 0;
@@ -270,7 +270,6 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
 
         public void Close()
         {
-
             m_log.InfoFormat("[IRC-Connector-{0}] Closing", idn);
 
             lock (msyncConnect)
@@ -295,7 +294,6 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                         }
                         catch (Exception) { }
 
-
                         m_connected = false;
 
                         try { m_writer.Close(); }
@@ -308,10 +306,8 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                         catch (Exception) { }
 
                     }
-
                     lock (m_connectors)
                         m_connectors.Remove(this);
-
                 }
             }
 
@@ -327,25 +323,21 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
 
         public void Connect()
         {
-
             if (!m_enabled)
                 return;
 
             // Delay until next WD cycle if this is too close to the last start attempt
-
-            while (_icc_ < ICCD_PERIOD)
+            if(_icc_ < ICCD_PERIOD)
                 return;
 
             m_log.DebugFormat("[IRC-Connector-{0}]: Connection request for {1} on {2}:{3}", idn, m_nick, m_server, m_ircChannel);
 
+            _icc_ = 0;
+
             lock (msyncConnect)
             {
-
-                _icc_ = 0;
-
                 try
                 {
-
                     if (m_connected) return;
 
                     m_connected = true;
@@ -368,11 +360,6 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                     m_writer.Flush();
                     m_writer.WriteLine(m_user);
                     m_writer.Flush();
-                    m_writer.WriteLine(String.Format("JOIN {0}", m_ircChannel));
-                    m_writer.Flush();
-
-                    m_log.InfoFormat("[IRC-Connector-{0}]: {1} has asked to join {2}", idn, m_nick, m_ircChannel);
-
                 }
                 catch (Exception e)
                 {
@@ -384,11 +371,9 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                     // expires. By leaving them as they are, the connection will be retried
                     // when the login timeout expires. Which is preferred.
                 }
-
             }
 
             return;
-
         }
 
         // Reconnect is used to force a re-cycle of the IRC connection. Should generally
@@ -443,7 +428,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
         public void PrivMsg(string pattern, string from, string region, string msg)
         {
 
-            // m_log.DebugFormat("[IRC-Connector-{0}] PrivMsg to IRC from {1}: <{2}>", idn, from, 
+            // m_log.DebugFormat("[IRC-Connector-{0}] PrivMsg to IRC from {1}: <{2}>", idn, from,
             //     String.Format(pattern, m_ircChannel, from, region, msg));
 
             // One message to the IRC server
@@ -521,11 +506,11 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                             c.Message = data["msg"];
                             c.Type = ChatTypeEnum.Region;
                             c.Position = CenterOfRegion;
-                            c.From = data["nick"];
+                            c.From =  data["nick"] + "@IRC";
                             c.Sender = null;
                             c.SenderUUID = UUID.Zero;
 
-                            // Is message "\001ACTION foo bar\001"? 
+                            // Is message "\001ACTION foo bar\001"?
                             // Then change to: "/me foo bar"
 
                             if ((1 == c.Message[0]) && c.Message.Substring(1).StartsWith("ACTION"))
@@ -623,8 +608,8 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             string parms = String.Empty;
 
             // ":" indicates that a prefix is present
-            // There are NEVER more than 17 real 
-            // fields. A parameter that starts with 
+            // There are NEVER more than 17 real
+            // fields. A parameter that starts with
             // ":" indicates that the remainder of the
             // line is a single parameter value.
 
@@ -659,6 +644,11 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                     version = commArgs[2];
                     usermod = commArgs[3];
                     chanmod = commArgs[4];
+
+                    m_writer.WriteLine(String.Format("JOIN {0}", m_ircChannel));
+                    m_writer.Flush();
+                    m_log.InfoFormat("[IRC-Connector-{0}]: sent request to join {1} ", idn, m_ircChannel);
+
                     break;
                 case "005": // Server information
                     break;
@@ -721,11 +711,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                 case "PONG":
                     break;
                 case "JOIN":
-                    if (m_pending)
-                    {
-                        m_log.InfoFormat("[IRC-Connector-{0}] [{1}] Connected", idn, cmd);
-                        m_pending = false;
-                    }
+
                     m_log.DebugFormat("[IRC-Connector-{0}] [{1}] parms = <{2}>", idn, cmd, parms);
                     eventIrcJoin(pfx, cmd, parms);
                     break;
@@ -767,7 +753,13 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             if (IrcChannel.StartsWith(":"))
                 IrcChannel = IrcChannel.Substring(1);
 
-            m_log.DebugFormat("[IRC-Connector-{0}] Event: IRCJoin {1}:{2}", idn, m_server, m_ircChannel);
+            if(IrcChannel == m_ircChannel)
+            {
+                m_log.InfoFormat("[IRC-Connector-{0}] Joined requested channel {1} at {2}", idn, IrcChannel,m_server);
+                m_pending = false;
+            }
+            else
+                m_log.InfoFormat("[IRC-Connector-{0}] Joined unknown channel {1} at {2}", idn, IrcChannel,m_server);
             BroadcastSim(IrcUser, "/me joins {0}", IrcChannel);
         }
 
@@ -881,7 +873,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
                             }
 
                             // Being marked connected is not enough to ping. Socket establishment can sometimes take a long
-                            // time, in which case the watch dog might try to ping the server before the socket has been 
+                            // time, in which case the watch dog might try to ping the server before the socket has been
                             // set up, with nasty side-effects.
 
                             else if (_pdk_ == 0)
diff --git a/OpenSim/Region/OptionalModules/Avatar/Chat/RegionState.cs b/OpenSim/Region/OptionalModules/Avatar/Chat/RegionState.cs
index 6ea542c..a3ef83b 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Chat/RegionState.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Chat/RegionState.cs
@@ -389,39 +389,32 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             }
 
             m_log.DebugFormat("[IRC-Region {0}] heard on channel {1} : {2}", Region, msg.Channel, msg.Message);
-            string txt = msg.Message;
 
-            if (null != avatar)
+            if (null != avatar && cs.RelayChat && (msg.Channel == 0 || msg.Channel == DEBUG_CHANNEL))
             {
-                if ((!cs.RelayChat) || (msg.Channel != 0 && msg.Channel != DEBUG_CHANNEL))
-                    return;
+                string txt = msg.Message;
+                if (txt.StartsWith("/me "))
+                    txt = String.Format("{0} {1}", fromName, msg.Message.Substring(4));
+
+                cs.irc.PrivMsg(cs.PrivateMessageFormat, fromName, Region, txt);
+                return;
             }
-            else
+
+            if (null == avatar && cs.RelayPrivateChannels && null != cs.AccessPassword &&
+                msg.Channel == cs.RelayChannelOut)
             {
-                if (cs.RelayPrivateChannels && msg.Channel == cs.RelayChannelOut)
+                Match m = cs.AccessPasswordRegex.Match(msg.Message);
+                if (null != m)
                 {
-                    if (null != cs.AccessPassword)
-                    {
-                        Match m = cs.AccessPasswordRegex.Match(msg.Message);
-                        if (null != m)
-                        {
-                            if (m.Groups["avatar"].ToString() != "")
-                                fromName = m.Groups["avatar"].ToString();
-                            if (m.Groups["message"].ToString() != "")
-                                txt = m.Groups["message"].ToString();
-                        }
-                    }
+                    m_log.DebugFormat("[IRC] relaying message from {0}: {1}", m.Groups["avatar"].ToString(),
+                                      m.Groups["message"].ToString());
+                    cs.irc.PrivMsg(cs.PrivateMessageFormat, m.Groups["avatar"].ToString(),
+                                   scene.RegionInfo.RegionName, m.Groups["message"].ToString());
                 }
-                fromName = "OBJECT: " + fromName;
             }
-
-            if (txt.StartsWith("/me "))
-                txt = String.Format("{0} {1}", fromName, msg.Message.Substring(4));
-            m_log.DebugFormat("[IRC] relaying message from {0}: {1}", fromName, txt);
-            cs.irc.PrivMsg(cs.PrivateMessageFormat, fromName, Region, txt);
         }
 
-        // This method gives the region an opportunity to interfere with 
+        // This method gives the region an opportunity to interfere with
         // message delivery. For now we just enforce the enable/disable
         // flag.
 
@@ -435,7 +428,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Chat
             }
         }
 
-        // This supports any local message traffic that might be needed in 
+        // This supports any local message traffic that might be needed in
         // support of command processing. At present there is none.
 
         internal void LocalChat(string msg)
-- 
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