1 files changed, 206 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/Avatar/InstantMessage/InstantMessageModule.cs b/OpenSim/Region/CoreModules/Avatar/InstantMessage/InstantMessageModule.cs
new file mode 100644
index 0000000..c33a296
--- /dev/null
+++ b/OpenSim/Region/CoreModules/Avatar/InstantMessage/InstantMessageModule.cs
@@ -0,0 +1,206 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using log4net;
+using Mono.Addins;
+using Nini.Config;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Framework.Client;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+
+namespace OpenSim.Region.CoreModules.Avatar.InstantMessage
+{
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "InstantMessageModule")]
+    public class InstantMessageModule : ISharedRegionModule
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        /// <value>
+        /// Is this module enabled?
+        /// </value>
+        private bool m_enabled = false;
+        
+        private readonly List<Scene> m_scenes = new List<Scene>();
+
+        #region Region Module interface
+
+        private IMessageTransferModule m_TransferModule = null;
+
+        public void Initialise(IConfigSource config)
+        {
+            if (config.Configs["Messaging"] != null)
+            {
+                if (config.Configs["Messaging"].GetString(
+                        "InstantMessageModule", "InstantMessageModule") !=
+                        "InstantMessageModule")
+                    return;
+            }
+            
+            m_enabled = true;
+        }
+
+        public void AddRegion(Scene scene)
+        {
+            if (!m_enabled)
+                return;
+
+            lock (m_scenes)
+            {
+                if (!m_scenes.Contains(scene))
+                {
+                    m_scenes.Add(scene);
+                    scene.EventManager.OnClientConnect += OnClientConnect;
+                    scene.EventManager.OnIncomingInstantMessage += OnGridInstantMessage;
+                }
+            }
+        }
+
+        public void RegionLoaded(Scene scene)
+        {
+            if (!m_enabled)
+                return;
+
+            if (m_TransferModule == null)
+            {
+                m_TransferModule =
+                    scene.RequestModuleInterface<IMessageTransferModule>();
+
+                if (m_TransferModule == null)
+                {
+                    m_log.Error("[INSTANT MESSAGE]: No message transfer module, IM will not work!");
+                    scene.EventManager.OnClientConnect -= OnClientConnect;
+                    scene.EventManager.OnIncomingInstantMessage -= OnGridInstantMessage;
+
+                    m_scenes.Clear();
+                    m_enabled = false;
+                }
+            }
+        }
+
+        public void RemoveRegion(Scene scene)
+        {
+            if (!m_enabled)
+                return;
+
+            lock (m_scenes)
+            {
+                m_scenes.Remove(scene);
+            }
+        }
+
+        void OnClientConnect(IClientCore client)
+        {
+            IClientIM clientIM;
+            if (client.TryGet(out clientIM))
+            {
+                clientIM.OnInstantMessage += OnInstantMessage;
+            }
+        }
+
+        public void PostInitialise()
+        {
+        }
+
+        public void Close()
+        {
+        }
+
+        public string Name
+        {
+            get { return "InstantMessageModule"; }
+        }
+
+        public Type ReplaceableInterface
+        {
+            get { return null; }
+        }
+
+        #endregion
+
+        public void OnInstantMessage(IClientAPI client, GridInstantMessage im)
+        {
+            byte dialog = im.dialog;
+
+            if (dialog != (byte)InstantMessageDialog.MessageFromAgent
+                && dialog != (byte)InstantMessageDialog.StartTyping
+                && dialog != (byte)InstantMessageDialog.StopTyping
+                && dialog != (byte)InstantMessageDialog.BusyAutoResponse
+                && dialog != (byte)InstantMessageDialog.MessageFromObject)
+            {
+                return;
+            }
+
+            if (m_TransferModule != null)
+            {
+                if (client != null)
+                    im.fromAgentName = client.FirstName + " " + client.LastName;
+                m_TransferModule.SendInstantMessage(im,
+                    delegate(bool success)
+                    {
+                        if (dialog == (uint)InstantMessageDialog.StartTyping ||
+                            dialog == (uint)InstantMessageDialog.StopTyping ||
+                            dialog == (uint)InstantMessageDialog.MessageFromObject)
+                        {
+                            return;
+                        }
+
+                        if ((client != null) && !success)
+                        {
+                            client.SendInstantMessage(
+                                    new GridInstantMessage(
+                                    null, new UUID(im.fromAgentID), "System",
+                                    new UUID(im.toAgentID),
+                                    (byte)InstantMessageDialog.BusyAutoResponse,
+                                    "Unable to send instant message. "+
+                                    "User is not logged in.", false,
+                                    new Vector3()));
+                        }
+                    }
+                );
+            }
+        }
+
+        /// <summary>
+        ///
+        /// </summary>
+        /// <param name="msg"></param>
+        private void OnGridInstantMessage(GridInstantMessage msg)
+        {
+            // Just call the Text IM handler above
+            // This event won't be raised unless we have that agent,
+            // so we can depend on the above not trying to send
+            // via grid again
+            //
+            OnInstantMessage(null, msg);
+        }
+    }
+}