1 files changed, 453 insertions, 129 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 80c4922..1023e25 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -227,8 +227,8 @@ namespace OpenSim.Region.Framework.Scenes
         // TODO: need to figure out how allow client agents but deny
         // root agents when ACL denies access to root agent
         public bool m_strictAccessControl = true;
-
-        public int MaxUndoCount { get; set; }
+        public bool m_seeIntoBannedRegion = false;
+        public int MaxUndoCount = 5;
 
         // Using this for RegionReady module to prevent LoginsDisabled from changing under our feet;
         public bool LoginLock = false;
@@ -244,11 +244,13 @@ namespace OpenSim.Region.Framework.Scenes
 
         protected int m_splitRegionID;
         protected Timer m_restartWaitTimer = new Timer();
+        protected Timer m_timerWatchdog = new Timer();
         protected List<RegionInfo> m_regionRestartNotifyList = new List<RegionInfo>();
         protected List<RegionInfo> m_neighbours = new List<RegionInfo>();
         protected string m_simulatorVersion = "OpenSimulator Server";
         protected AgentCircuitManager m_authenticateHandler;
         protected SceneCommunicationService m_sceneGridService;
+        protected ISnmpModule m_snmpService = null;
 
         protected ISimulationDataService m_SimulationDataService;
         protected IEstateDataService m_EstateDataService;
@@ -311,8 +313,8 @@ namespace OpenSim.Region.Framework.Scenes
         private int m_update_presences = 1; // Update scene presence movements
         private int m_update_events = 1;
         private int m_update_backup = 200;
-        private int m_update_terrain = 50;
-//        private int m_update_land = 1;
+        private int m_update_terrain = 1000;
+        private int m_update_land = 10;
         private int m_update_coarse_locations = 50;
 
         private int agentMS;
@@ -325,13 +327,13 @@ namespace OpenSim.Region.Framework.Scenes
         private int backupMS;
         private int terrainMS;
         private int landMS;
-        private int spareMS;
 
         /// <summary>
         /// Tick at which the last frame was processed.
         /// </summary>
         private int m_lastFrameTick;
 
+        public bool CombineRegions = false;
         /// <summary>
         /// Tick at which the last maintenance run occurred.
         /// </summary>
@@ -351,7 +353,7 @@ namespace OpenSim.Region.Framework.Scenes
         private readonly Timer m_restartTimer = new Timer(15000); // Wait before firing
         private volatile bool m_backingup;
         private Dictionary<UUID, ReturnInfo> m_returns = new Dictionary<UUID, ReturnInfo>();
-        private Dictionary<UUID, SceneObjectGroup> m_groupsWithTargets = new Dictionary<UUID, SceneObjectGroup>();
+        private Dictionary<UUID, int> m_groupsWithTargets = new Dictionary<UUID, int>();
 
         private string m_defaultScriptEngine;
 
@@ -360,6 +362,11 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         private int m_LastLogin;
 
+        private int m_lastIncoming;
+        private int m_lastOutgoing;
+        private int m_hbRestarts = 0;
+
+
         /// <summary>
         /// Thread that runs the scene loop.
         /// </summary>
@@ -402,7 +409,7 @@ namespace OpenSim.Region.Framework.Scenes
         private volatile bool m_active;
 
 //        private int m_lastUpdate;
-//        private bool m_firstHeartbeat = true;
+        private bool m_firstHeartbeat = true;
         
         private UpdatePrioritizationSchemes m_priorityScheme = UpdatePrioritizationSchemes.Time;
         private bool m_reprioritizationEnabled = true;
@@ -446,6 +453,19 @@ namespace OpenSim.Region.Framework.Scenes
             get { return m_sceneGridService; }
         }
 
+        public ISnmpModule SnmpService
+        {
+            get
+            {
+                if (m_snmpService == null)
+                {
+                    m_snmpService = RequestModuleInterface<ISnmpModule>();
+                }
+
+                return m_snmpService;
+            }
+        }
+
         public ISimulationDataService SimulationDataService
         {
             get
@@ -738,6 +758,8 @@ namespace OpenSim.Region.Framework.Scenes
             m_SimulationDataService = simDataService;
             m_EstateDataService = estateDataService;
             m_regionHandle = RegionInfo.RegionHandle;
+            m_lastIncoming = 0;
+            m_lastOutgoing = 0;
 
             m_asyncSceneObjectDeleter = new AsyncSceneObjectGroupDeleter(this);
             m_asyncSceneObjectDeleter.Enabled = true;
@@ -831,7 +853,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                 StartDisabled = startupConfig.GetBoolean("StartDisabled", false);
 
-                m_defaultDrawDistance = startupConfig.GetFloat("DefaultDrawDistance", m_defaultDrawDistance);
+                m_defaultDrawDistance = startupConfig.GetFloat("DefaultDrawDistance",m_defaultDrawDistance);
                 UseBackup = startupConfig.GetBoolean("UseSceneBackup", UseBackup);
                 if (!UseBackup)
                     m_log.InfoFormat("[SCENE]: Backup has been disabled for {0}", RegionInfo.RegionName);
@@ -839,10 +861,8 @@ namespace OpenSim.Region.Framework.Scenes
                 //Animation states
                 m_useFlySlow = startupConfig.GetBoolean("enableflyslow", false);
 
-                MaxUndoCount = startupConfig.GetInt("MaxPrimUndos", 20);
-
-                PhysicalPrims = startupConfig.GetBoolean("physical_prim", PhysicalPrims);
-                CollidablePrims = startupConfig.GetBoolean("collidable_prim", CollidablePrims);
+                PhysicalPrims = startupConfig.GetBoolean("physical_prim", true);
+                CollidablePrims = startupConfig.GetBoolean("collidable_prim", true);
 
                 m_minNonphys = startupConfig.GetFloat("NonPhysicalPrimMin", m_minNonphys);
                 if (RegionInfo.NonphysPrimMin > 0)
@@ -863,11 +883,21 @@ namespace OpenSim.Region.Framework.Scenes
                 }
 
                 m_maxPhys = startupConfig.GetFloat("PhysicalPrimMax", m_maxPhys);
+
                 if (RegionInfo.PhysPrimMax > 0)
                 {
                     m_maxPhys = RegionInfo.PhysPrimMax;
                 }
 
+                m_linksetCapacity = startupConfig.GetInt("LinksetPrims", m_linksetCapacity);
+                if (RegionInfo.LinksetCapacity > 0)
+                {
+                    m_linksetCapacity = RegionInfo.LinksetCapacity;
+                }
+
+                SpawnPointRouting = startupConfig.GetString("SpawnPointRouting", "closest");
+                TelehubAllowLandmarks = startupConfig.GetBoolean("TelehubAllowLandmark", false);
+
                 // Here, if clamping is requested in either global or
                 // local config, it will be used
                 //
@@ -877,13 +907,7 @@ namespace OpenSim.Region.Framework.Scenes
                     m_clampPrimSize = true;
                 }
 
-                m_linksetCapacity = startupConfig.GetInt("LinksetPrims", m_linksetCapacity);
-                if (RegionInfo.LinksetCapacity > 0)
-                {
-                    m_linksetCapacity = RegionInfo.LinksetCapacity;
-                }
-
-                m_useTrashOnDelete = startupConfig.GetBoolean("UseTrashOnDelete", m_useTrashOnDelete);
+                m_useTrashOnDelete = startupConfig.GetBoolean("UseTrashOnDelete",m_useTrashOnDelete);
                 m_trustBinaries = startupConfig.GetBoolean("TrustBinaries", m_trustBinaries);
                 m_allowScriptCrossings = startupConfig.GetBoolean("AllowScriptCrossing", m_allowScriptCrossings);
                 m_dontPersistBefore =
@@ -894,11 +918,11 @@ namespace OpenSim.Region.Framework.Scenes
                 m_persistAfter *= 10000000;
 
                 m_defaultScriptEngine = startupConfig.GetString("DefaultScriptEngine", "XEngine");
-
-                SpawnPointRouting = startupConfig.GetString("SpawnPointRouting", "closest");
-                TelehubAllowLandmarks = startupConfig.GetBoolean("TelehubAllowLandmark", false);
+                m_log.InfoFormat("[SCENE]: Default script engine {0}", m_defaultScriptEngine);
 
                 m_strictAccessControl = startupConfig.GetBoolean("StrictAccessControl", m_strictAccessControl);
+                m_seeIntoBannedRegion = startupConfig.GetBoolean("SeeIntoBannedRegion", m_seeIntoBannedRegion);
+                CombineRegions = startupConfig.GetBoolean("CombineContiguousRegions", false);
 
                 string[] possibleMapConfigSections = new string[] { "Map", "Startup" };
 
@@ -943,7 +967,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                 if (grant.Length > 0)
                 {
-                    foreach (string viewer in grant.Split('|'))
+                    foreach (string viewer in grant.Split(','))
                     {
                         m_AllowedViewers.Add(viewer.Trim().ToLower());
                     }
@@ -955,7 +979,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                 if (grant.Length > 0)
                 {
-                    foreach (string viewer in grant.Split('|'))
+                    foreach (string viewer in grant.Split(','))
                     {
                         m_BannedViewers.Add(viewer.Trim().ToLower());
                     }
@@ -1015,6 +1039,8 @@ namespace OpenSim.Region.Framework.Scenes
             StatsReporter = new SimStatsReporter(this);
             StatsReporter.OnSendStatsResult += SendSimStatsPackets;
             StatsReporter.OnStatsIncorrect += m_sceneGraph.RecalculateStats;
+
+            MainConsole.Instance.Commands.AddCommand("scene", false, "gc collect", "gc collect", "gc collect", "Cause the garbage collector to make a single pass", HandleGcCollect);
         }
 
         public Scene(RegionInfo regInfo) : base(regInfo)
@@ -1310,8 +1336,11 @@ namespace OpenSim.Region.Framework.Scenes
             // Stop all client threads.
             ForEachScenePresence(delegate(ScenePresence avatar) { avatar.ControllingClient.Close(); });
 
-            m_log.Debug("[SCENE]: Persisting changed objects");
+            m_log.Debug("[SCENE]: TriggerSceneShuttingDown");
             EventManager.TriggerSceneShuttingDown(this);
+
+            m_log.Debug("[SCENE]: Persisting changed objects");
+
             Backup(false);
             m_sceneGraph.Close();
 
@@ -1325,6 +1354,7 @@ namespace OpenSim.Region.Framework.Scenes
             // attempt to reference a null or disposed physics scene.
             if (PhysicsScene != null)
             {
+                m_log.Debug("[SCENE]: Dispose Physics");
                 PhysicsScene phys = PhysicsScene;
                 // remove the physics engine from both Scene and SceneGraph
                 PhysicsScene = null;
@@ -1355,11 +1385,29 @@ namespace OpenSim.Region.Framework.Scenes
             //m_heartbeatTimer.Elapsed += new ElapsedEventHandler(Heartbeat);
             if (m_heartbeatThread != null)
             {
+                m_hbRestarts++;
+                if(m_hbRestarts > 10)
+                    Environment.Exit(1);
+                m_log.ErrorFormat("[SCENE]: Restarting heartbeat thread because it hasn't reported in in region {0}", RegionInfo.RegionName);
+
+//int pid = System.Diagnostics.Process.GetCurrentProcess().Id;
+//System.Diagnostics.Process proc = new System.Diagnostics.Process();
+//proc.EnableRaisingEvents=false; 
+//proc.StartInfo.FileName = "/bin/kill";
+//proc.StartInfo.Arguments = "-QUIT " + pid.ToString();
+//proc.Start();
+//proc.WaitForExit();
+//Thread.Sleep(1000);
+//Environment.Exit(1);
                 m_heartbeatThread.Abort();
+                Watchdog.AbortThread(m_heartbeatThread.ManagedThreadId);
                 m_heartbeatThread = null;
             }
 //            m_lastUpdate = Util.EnvironmentTickCount();
 
+//            m_sceneGraph.PreparePhysicsSimulation();
+
+
             m_heartbeatThread
                 = Watchdog.StartThread(
                     Heartbeat, string.Format("Heartbeat ({0})", RegionInfo.RegionName), ThreadPriority.Normal, false, false);
@@ -1504,16 +1552,20 @@ namespace OpenSim.Region.Framework.Scenes
                 endFrame = Frame + frames;
 
             float physicsFPS = 0f;
-            int previousFrameTick, tmpMS;
-            int maintc = Util.EnvironmentTickCount();
+            int tmpMS;
+            int previousFrameTick;
+            int maintc;
+            int sleepMS;
+            int framestart;
 
             while (!m_shuttingDown && ((endFrame == null && Active) || Frame < endFrame))
             {
+                framestart = Util.EnvironmentTickCount();
                 ++Frame;
 
 //            m_log.DebugFormat("[SCENE]: Processing frame {0} in {1}", Frame, RegionInfo.RegionName);
 
-                agentMS = tempOnRezMS = eventMS = backupMS = terrainMS = landMS = spareMS = 0;
+                agentMS = tempOnRezMS = eventMS = backupMS = terrainMS = landMS = 0;
 
                 try
                 {
@@ -1565,6 +1617,7 @@ namespace OpenSim.Region.Framework.Scenes
                         m_sceneGraph.UpdatePresences();
     
                     agentMS += Util.EnvironmentTickCountSubtract(tmpMS);
+
     
                     // Delete temp-on-rez stuff
                     if (Frame % m_update_temp_cleaning == 0 && !m_cleaningTemps)
@@ -1646,34 +1699,37 @@ namespace OpenSim.Region.Framework.Scenes
 
                 Watchdog.UpdateThread();
 
+                otherMS = tempOnRezMS + eventMS + backupMS + terrainMS + landMS;
+
+                StatsReporter.AddPhysicsFPS(physicsFPS);
+                StatsReporter.AddTimeDilation(TimeDilation);
+                StatsReporter.AddFPS(1);
+
+                StatsReporter.addAgentMS(agentMS);
+                StatsReporter.addPhysicsMS(physicsMS + physicsMS2);
+                StatsReporter.addOtherMS(otherMS);
+                StatsReporter.addScriptLines(m_sceneGraph.GetScriptLPS());
+
                 previousFrameTick = m_lastFrameTick;
                 m_lastFrameTick = Util.EnvironmentTickCount();
-                tmpMS = Util.EnvironmentTickCountSubtract(m_lastFrameTick, maintc);
+                tmpMS = Util.EnvironmentTickCountSubtract(m_lastFrameTick, framestart);
                 tmpMS = (int)(MinFrameTime * 1000) - tmpMS;
 
+                m_firstHeartbeat = false;
+
+                sleepMS = Util.EnvironmentTickCount();
+
                 if (tmpMS > 0)
-                {
                     Thread.Sleep(tmpMS);
-                    spareMS += tmpMS;
-                }
-
-                frameMS = Util.EnvironmentTickCountSubtract(maintc);
-                maintc = Util.EnvironmentTickCount();
 
-                otherMS = tempOnRezMS + eventMS + backupMS + terrainMS + landMS;
+                sleepMS = Util.EnvironmentTickCountSubtract(sleepMS);
+                frameMS = Util.EnvironmentTickCountSubtract(framestart);
+                StatsReporter.addSleepMS(sleepMS);
+                StatsReporter.addFrameMS(frameMS);
 
                 // if (Frame%m_update_avatars == 0)
                 //   UpdateInWorldTime();
-                StatsReporter.AddPhysicsFPS(physicsFPS);
-                StatsReporter.AddTimeDilation(TimeDilation);
-                StatsReporter.AddFPS(1);
 
-                StatsReporter.addFrameMS(frameMS);
-                StatsReporter.addAgentMS(agentMS);
-                StatsReporter.addPhysicsMS(physicsMS + physicsMS2);
-                StatsReporter.addOtherMS(otherMS);
-                StatsReporter.AddSpareMS(spareMS);
-                StatsReporter.addScriptLines(m_sceneGraph.GetScriptLPS());
 
                // Optionally warn if a frame takes double the amount of time that it should.
                 if (DebugUpdates
@@ -1690,7 +1746,7 @@ namespace OpenSim.Region.Framework.Scenes
         public void AddGroupTarget(SceneObjectGroup grp)
         {
             lock (m_groupsWithTargets)
-                m_groupsWithTargets[grp.UUID] = grp;
+                m_groupsWithTargets[grp.UUID] = 0;
         }
 
         public void RemoveGroupTarget(SceneObjectGroup grp)
@@ -1701,18 +1757,24 @@ namespace OpenSim.Region.Framework.Scenes
 
         private void CheckAtTargets()
         {
-            List<SceneObjectGroup> objs = null;
+            List<UUID> objs = null;
 
             lock (m_groupsWithTargets)
             {
                 if (m_groupsWithTargets.Count != 0)
-                    objs = new List<SceneObjectGroup>(m_groupsWithTargets.Values);
+                    objs = new List<UUID>(m_groupsWithTargets.Keys);
             }
 
             if (objs != null)
             {
-                foreach (SceneObjectGroup entry in objs)
-                    entry.checkAtTargets();
+                foreach (UUID entry in objs)
+                {
+                    SceneObjectGroup grp = GetSceneObjectGroup(entry);
+                    if (grp == null)
+                        m_groupsWithTargets.Remove(entry);
+                    else
+                        grp.checkAtTargets();
+                }
             }
         }
 
@@ -1791,7 +1853,7 @@ namespace OpenSim.Region.Framework.Scenes
                     msg.fromAgentName = "Server";
                     msg.dialog = (byte)19; // Object msg
                     msg.fromGroup = false;
-                    msg.offline = (byte)0;
+                    msg.offline = (byte)1;
                     msg.ParentEstateID = RegionInfo.EstateSettings.ParentEstateID;
                     msg.Position = Vector3.Zero;
                     msg.RegionID = RegionInfo.RegionID.Guid;
@@ -2020,7 +2082,7 @@ namespace OpenSim.Region.Framework.Scenes
             return PhysicsScene.SupportsRaycastWorldFiltered();
         }
 
-        public object RayCastFiltered(Vector3 position, Vector3 direction, float length, int Count, RayFilterFlags filter)
+        public object RayCastFiltered(Vector3 position, Vector3 direction, float length, int Count, RayFilterFlags filter)      
         {
             if (PhysicsScene == null)
                 return null;
@@ -2042,14 +2104,24 @@ namespace OpenSim.Region.Framework.Scenes
         /// <returns></returns>
         public Vector3 GetNewRezLocation(Vector3 RayStart, Vector3 RayEnd, UUID RayTargetID, Quaternion rot, byte bypassRayCast, byte RayEndIsIntersection, bool frontFacesOnly, Vector3 scale, bool FaceCenter)
         {
+        
+            float wheight = (float)RegionInfo.RegionSettings.WaterHeight;
+            Vector3 wpos = Vector3.Zero;
+            // Check for water surface intersection from above
+            if ( (RayStart.Z > wheight) && (RayEnd.Z < wheight) )
+            {
+                float ratio = (RayStart.Z - wheight) / (RayStart.Z - RayEnd.Z);
+                wpos.X = RayStart.X - (ratio * (RayStart.X - RayEnd.X));
+                wpos.Y = RayStart.Y - (ratio * (RayStart.Y - RayEnd.Y));
+                wpos.Z = wheight;
+            }                
+        
             Vector3 pos = Vector3.Zero;
             if (RayEndIsIntersection == (byte)1)
             {
                 pos = RayEnd;
-                return pos;
             }
-
-            if (RayTargetID != UUID.Zero)
+            else if (RayTargetID != UUID.Zero)
             {
                 SceneObjectPart target = GetSceneObjectPart(RayTargetID);
 
@@ -2071,7 +2143,7 @@ namespace OpenSim.Region.Framework.Scenes
                     EntityIntersection ei = target.TestIntersectionOBB(NewRay, Quaternion.Identity, frontFacesOnly, FaceCenter);
 
                     // Un-comment out the following line to Get Raytrace results printed to the console.
-                   // m_log.Info("[RAYTRACERESULTS]: Hit:" + ei.HitTF.ToString() + " Point: " + ei.ipoint.ToString() + " Normal: " + ei.normal.ToString());
+                    // m_log.Info("[RAYTRACERESULTS]: Hit:" + ei.HitTF.ToString() + " Point: " + ei.ipoint.ToString() + " Normal: " + ei.normal.ToString());
                     float ScaleOffset = 0.5f;
 
                     // If we hit something
@@ -2094,13 +2166,10 @@ namespace OpenSim.Region.Framework.Scenes
                         //pos.Z -= 0.25F; 
                        
                     }
-
-                    return pos;
                 }
                 else
                 {
                     // We don't have a target here, so we're going to raytrace all the objects in the scene.
-
                     EntityIntersection ei = m_sceneGraph.GetClosestIntersectingPrim(new Ray(AXOrigin, AXdirection), true, false);
 
                     // Un-comment the following line to print the raytrace results to the console.
@@ -2109,13 +2178,12 @@ namespace OpenSim.Region.Framework.Scenes
                     if (ei.HitTF)
                     {
                         pos = new Vector3(ei.ipoint.X, ei.ipoint.Y, ei.ipoint.Z);
-                    } else
+                    } 
+                    else
                     {
                         // fall back to our stupid functionality
                         pos = RayEnd;
                     }
-
-                    return pos;
                 }
             }
             else
@@ -2126,8 +2194,12 @@ namespace OpenSim.Region.Framework.Scenes
                 //increase height so its above the ground.
                 //should be getting the normal of the ground at the rez point and using that?
                 pos.Z += scale.Z / 2f;
-                return pos;
+//                return pos;
             }
+            
+            // check against posible water intercept
+            if (wpos.Z > pos.Z) pos = wpos;
+            return pos;
         }
 
 
@@ -2218,12 +2290,12 @@ namespace OpenSim.Region.Framework.Scenes
         {
             if (m_sceneGraph.AddRestoredSceneObject(sceneObject, attachToBackup, alreadyPersisted, sendClientUpdates))
             {
+                sceneObject.IsDeleted = false;
                 EventManager.TriggerObjectAddedToScene(sceneObject);
                 return true;
             }
 
             return false;
-
         }
         
         /// <summary>
@@ -2315,6 +2387,15 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void DeleteAllSceneObjects()
         {
+            DeleteAllSceneObjects(false);
+        }
+
+        /// <summary>
+        /// Delete every object from the scene.  This does not include attachments worn by avatars.
+        /// </summary>
+        public void DeleteAllSceneObjects(bool exceptNoCopy)
+        {
+            List<SceneObjectGroup> toReturn = new List<SceneObjectGroup>();
             lock (Entities)
             {
                 EntityBase[] entities = Entities.GetEntities();
@@ -2323,11 +2404,24 @@ namespace OpenSim.Region.Framework.Scenes
                     if (e is SceneObjectGroup)
                     {
                         SceneObjectGroup sog = (SceneObjectGroup)e;
-                        if (!sog.IsAttachment)
-                            DeleteSceneObject((SceneObjectGroup)e, false);
+                        if (sog != null && !sog.IsAttachment)
+                        {
+                            if (!exceptNoCopy || ((sog.GetEffectivePermissions() & (uint)PermissionMask.Copy) != 0))
+                            {
+                                DeleteSceneObject((SceneObjectGroup)e, false);
+                            }
+                            else
+                            {
+                                toReturn.Add((SceneObjectGroup)e);   
+                            }
+                        }
                     }
                 }
             }
+            if (toReturn.Count > 0)
+            {
+                returnObjects(toReturn.ToArray(), UUID.Zero);
+            }
         }
 
         /// <summary>
@@ -2362,6 +2456,12 @@ namespace OpenSim.Region.Framework.Scenes
 
             foreach (SceneObjectPart part in partList)
             {
+                if (part.KeyframeMotion != null)
+                {
+                    part.KeyframeMotion.Delete();
+                    part.KeyframeMotion = null;
+                }
+
                 if (part.IsJoint() && ((part.Flags & PrimFlags.Physics) != 0))
                 {
                     PhysicsScene.RequestJointDeletion(part.Name); // FIXME: what if the name changed?
@@ -2379,6 +2479,8 @@ namespace OpenSim.Region.Framework.Scenes
             }
 
             group.DeleteGroupFromScene(silent);
+            if (!silent)
+                SendKillObject(new List<uint>() { group.LocalId });
 
 //            m_log.DebugFormat("[SCENE]: Exit DeleteSceneObject() for {0} {1}", group.Name, group.UUID);            
         }
@@ -2668,7 +2770,7 @@ namespace OpenSim.Region.Framework.Scenes
             // If the user is banned, we won't let any of their objects
             // enter. Period.
             //
-            if (RegionInfo.EstateSettings.IsBanned(newObject.OwnerID))
+            if (RegionInfo.EstateSettings.IsBanned(newObject.OwnerID, 36))
             {
                 m_log.InfoFormat("[INTERREGION]: Denied prim crossing for banned avatar {0}", newObject.OwnerID);
                 return false;
@@ -2703,6 +2805,9 @@ namespace OpenSim.Region.Framework.Scenes
                 // before we restart the scripts, or else some functions won't work.
                 newObject.RootPart.ParentGroup.CreateScriptInstances(0, false, DefaultScriptEngine, GetStateSource(newObject));
                 newObject.ResumeScripts();
+
+                if (newObject.RootPart.KeyframeMotion != null)
+                    newObject.RootPart.KeyframeMotion.UpdateSceneObject(newObject);
             }
 
             // Do this as late as possible so that listeners have full access to the incoming object
@@ -2720,6 +2825,23 @@ namespace OpenSim.Region.Framework.Scenes
         /// <returns>True if the SceneObjectGroup was added, False if it was not</returns>
         public bool AddSceneObject(SceneObjectGroup sceneObject)
         {
+            if (sceneObject.OwnerID == UUID.Zero)
+            {
+                m_log.ErrorFormat("[SCENE]: Owner ID for {0} was zero", sceneObject.UUID);
+                return false;
+            }
+
+            // If the user is banned, we won't let any of their objects
+            // enter. Period.
+            //
+            int flags = GetUserFlags(sceneObject.OwnerID);
+            if (RegionInfo.EstateSettings.IsBanned(sceneObject.OwnerID, flags))
+            {
+                m_log.InfoFormat("[INTERREGION]: Denied prim crossing for banned avatar {0}", sceneObject.OwnerID);
+
+                return false;
+            }
+
             // Force allocation of new LocalId
             //
             SceneObjectPart[] parts = sceneObject.Parts;
@@ -2756,16 +2878,27 @@ namespace OpenSim.Region.Framework.Scenes
                     // information that this is due to a teleport/border cross rather than an ordinary attachment.
                     // We currently do this in Scene.MakeRootAgent() instead.
                     if (AttachmentsModule != null)
-                        AttachmentsModule.AttachObject(sp, grp, 0, false, false, true);
+                        AttachmentsModule.AttachObject(sp, grp, 0, false, false, false, true);
                 }
                 else
                 {
+                    m_log.DebugFormat("[SCENE]: Attachment {0} arrived and scene presence was not found, setting to temp", sceneObject.UUID);
                     RootPrim.RemFlag(PrimFlags.TemporaryOnRez);
                     RootPrim.AddFlag(PrimFlags.TemporaryOnRez);
                 }
+                if (sceneObject.OwnerID == UUID.Zero)
+                {
+                    m_log.ErrorFormat("[SCENE]: Owner ID for {0} was zero after attachment processing. BUG!", sceneObject.UUID);
+                    return false;
+                }
             }
             else
             {
+                if (sceneObject.OwnerID == UUID.Zero)
+                {
+                    m_log.ErrorFormat("[SCENE]: Owner ID for non-attachment {0} was zero", sceneObject.UUID);
+                    return false;
+                }
                 AddRestoredSceneObject(sceneObject, true, false);
             }
 
@@ -2782,6 +2915,24 @@ namespace OpenSim.Region.Framework.Scenes
             return 2; // StateSource.PrimCrossing
         }
 
+        public int GetUserFlags(UUID user)
+        {
+            //Unfortunately the SP approach means that the value is cached until region is restarted
+            /*
+            ScenePresence sp;
+            if (TryGetScenePresence(user, out sp))
+            {
+                return sp.UserFlags;
+            }
+            else
+            {
+             */
+                UserAccount uac = UserAccountService.GetUserAccount(RegionInfo.ScopeID, user);
+                if (uac == null)
+                    return 0;
+                return uac.UserFlags;
+            //}
+        }
         #endregion
 
         #region Add/Remove Avatar Methods
@@ -2814,7 +2965,7 @@ namespace OpenSim.Region.Framework.Scenes
                     = (aCircuit.teleportFlags & (uint)Constants.TeleportFlags.ViaHGLogin) != 0
                         || (aCircuit.teleportFlags & (uint)Constants.TeleportFlags.ViaLogin) != 0;
     
-    //            CheckHeartbeat();
+                CheckHeartbeat();
     
                 sp = GetScenePresence(client.AgentId);
 
@@ -2832,6 +2983,13 @@ namespace OpenSim.Region.Framework.Scenes
                     SubscribeToClientEvents(client);
     
                     sp = m_sceneGraph.CreateAndAddChildScenePresence(client, aCircuit.Appearance, type);
+                    InventoryFolderBase cof = InventoryService.GetFolderForType(client.AgentId, (AssetType)46);
+                    if (cof == null)
+                        sp.COF = UUID.Zero;
+                    else
+                        sp.COF = cof.ID;
+
+                    m_log.DebugFormat("[SCENE]: COF for {0} is {1}", client.AgentId, sp.COF);
                     m_eventManager.TriggerOnNewPresence(sp);
     
                     sp.TeleportFlags = (TPFlags)aCircuit.teleportFlags;
@@ -2944,19 +3102,14 @@ namespace OpenSim.Region.Framework.Scenes
                     // and the scene presence and the client, if they exist
                     try
                     {
-                        // We need to wait for the client to make UDP contact first.
-                        // It's the UDP contact that creates the scene presence
-                        ScenePresence sp = WaitGetScenePresence(agentID);
+                        ScenePresence sp = GetScenePresence(agentID);
+
                         if (sp != null)
                         {
                             PresenceService.LogoutAgent(sp.ControllingClient.SessionId);
-
                             sp.ControllingClient.Close();
                         }
-                        else
-                        {
-                            m_log.WarnFormat("[SCENE]: Could not find scene presence for {0}", agentID);
-                        }
+
                         // BANG! SLASH!
                         m_authenticateHandler.RemoveCircuit(agentID);
 
@@ -3001,6 +3154,8 @@ namespace OpenSim.Region.Framework.Scenes
             client.OnUpdatePrimGroupPosition += m_sceneGraph.UpdatePrimGroupPosition;
             client.OnUpdatePrimSinglePosition += m_sceneGraph.UpdatePrimSinglePosition;
 
+            client.onClientChangeObject += m_sceneGraph.ClientChangeObject;
+
             client.OnUpdatePrimGroupRotation += m_sceneGraph.UpdatePrimGroupRotation;
             client.OnUpdatePrimGroupMouseRotation += m_sceneGraph.UpdatePrimGroupRotation;
             client.OnUpdatePrimSingleRotation += m_sceneGraph.UpdatePrimSingleRotation;
@@ -3057,6 +3212,7 @@ namespace OpenSim.Region.Framework.Scenes
             client.OnFetchInventory += m_asyncInventorySender.HandleFetchInventory;
             client.OnUpdateInventoryItem += UpdateInventoryItemAsset;
             client.OnCopyInventoryItem += CopyInventoryItem;
+            client.OnMoveItemsAndLeaveCopy += MoveInventoryItemsLeaveCopy;
             client.OnMoveInventoryItem += MoveInventoryItem;
             client.OnRemoveInventoryItem += RemoveInventoryItem;
             client.OnRemoveInventoryFolder += RemoveInventoryFolder;
@@ -3128,6 +3284,8 @@ namespace OpenSim.Region.Framework.Scenes
             client.OnUpdatePrimGroupPosition -= m_sceneGraph.UpdatePrimGroupPosition;
             client.OnUpdatePrimSinglePosition -= m_sceneGraph.UpdatePrimSinglePosition;
 
+            client.onClientChangeObject -= m_sceneGraph.ClientChangeObject;
+
             client.OnUpdatePrimGroupRotation -= m_sceneGraph.UpdatePrimGroupRotation;
             client.OnUpdatePrimGroupMouseRotation -= m_sceneGraph.UpdatePrimGroupRotation;
             client.OnUpdatePrimSingleRotation -= m_sceneGraph.UpdatePrimSingleRotation;
@@ -3351,6 +3509,16 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="flags"></param>
         public virtual void SetHomeRezPoint(IClientAPI remoteClient, ulong regionHandle, Vector3 position, Vector3 lookAt, uint flags)
         {
+            //Add half the avatar's height so that the user doesn't fall through prims
+            ScenePresence presence;
+            if (TryGetScenePresence(remoteClient.AgentId, out presence))
+            {
+                if (presence.Appearance != null)
+                {
+                    position.Z = position.Z + (presence.Appearance.AvatarHeight / 2);
+                }
+            }
+
             if (GridUserService != null && GridUserService.SetHome(remoteClient.AgentId.ToString(), RegionInfo.RegionID, position, lookAt))
                 // FUBAR ALERT: this needs to be "Home position set." so the viewer saves a home-screenshot.
                 m_dialogModule.SendAlertToUser(remoteClient, "Home position set.");
@@ -3452,7 +3620,7 @@ namespace OpenSim.Region.Framework.Scenes
                     // TODO: We shouldn't use closeChildAgents here - it's being used by the NPC module to stop
                     // unnecessary operations.  This should go away once NPCs have no accompanying IClientAPI
                     if (closeChildAgents && CapsModule != null)
-                        CapsModule.RemoveCaps(agentID);
+                        CapsModule.RemoveCaps(agentID, avatar.ControllingClient.CircuitCode);
     
 //                    // REFACTORING PROBLEM -- well not really a problem, but just to point out that whatever
 //                    // this method is doing is HORRIBLE!!!
@@ -3488,6 +3656,7 @@ namespace OpenSim.Region.Framework.Scenes
                     // It's possible for child agents to have transactions if changes are being made cross-border.
                     if (AgentTransactionsModule != null)
                         AgentTransactionsModule.RemoveAgentAssetTransactions(agentID);
+                    m_log.Debug("[Scene] The avatar has left the building");
                 }
                 catch (Exception e)
                 {
@@ -3681,15 +3850,27 @@ namespace OpenSim.Region.Framework.Scenes
                     agent.firstname, agent.lastname, agent.Viewer);
                 reason = "Access denied, your viewer is banned by the region owner";
                 return false;
-            }
+            }           
 
-            ILandObject land;
+            ScenePresence sp = GetScenePresence(agent.AgentID);
 
-            lock (agent)
+            // If we have noo presence here or if that presence is a zombie root
+            // presence that will be kicled, we need a new CAPS object.
+            if (sp == null || (sp != null && !sp.IsChildAgent))
             {
-                ScenePresence sp = GetScenePresence(agent.AgentID);
-    
-                if (sp != null && !sp.IsChildAgent)
+                if (CapsModule != null)
+                {
+                    lock (agent)
+                    {
+                        CapsModule.SetAgentCapsSeeds(agent);
+                        CapsModule.CreateCaps(agent.AgentID, agent.circuitcode);
+                    }
+                }
+            }
+
+            if (sp != null)
+            {
+                if (!sp.IsChildAgent)
                 {
                     // We have a zombie from a crashed session. 
                     // Or the same user is trying to be root twice here, won't work.
@@ -3697,29 +3878,34 @@ namespace OpenSim.Region.Framework.Scenes
                     m_log.WarnFormat(
                         "[SCENE]: Existing root scene presence detected for {0} {1} in {2} when connecting.  Removing existing presence.",
                         sp.Name, sp.UUID, RegionInfo.RegionName);
-    
-                    sp.ControllingClient.Close(true);
+
+                    sp.ControllingClient.Close(true, true);
                     sp = null;
                 }
+            }
 
+            lock (agent)
+            {
                 // Optimistic: add or update the circuit data with the new agent circuit data and teleport flags.
                 // We need the circuit data here for some of the subsequent checks. (groups, for example)
                 // If the checks fail, we remove the circuit.
                 agent.teleportFlags = teleportFlags;
                 m_authenticateHandler.AddNewCircuit(agent.circuitcode, agent);
 
-                land = LandChannel.GetLandObject(agent.startpos.X, agent.startpos.Y);
-    
                 // On login test land permisions
                 if (vialogin)
                 {
-                    if (land != null && !TestLandRestrictions(agent.AgentID, out reason, ref agent.startpos.X, ref agent.startpos.Y))
+                    IUserAccountCacheModule cache = RequestModuleInterface<IUserAccountCacheModule>();
+                    if (cache != null)
+                        cache.Remove(agent.firstname + " " + agent.lastname);
+                    if (!TestLandRestrictions(agent.AgentID, out reason, ref agent.startpos.X, ref agent.startpos.Y))
                     {
+                        m_log.DebugFormat("[CONNECTION BEGIN]: Denying access to {0} due to no land access", agent.AgentID.ToString());
                         m_authenticateHandler.RemoveCircuit(agent.circuitcode);
                         return false;
                     }
                 }
-    
+
                 if (sp == null) // We don't have an [child] agent here already
                 {
                     if (requirePresenceLookup)
@@ -3741,13 +3927,18 @@ namespace OpenSim.Region.Framework.Scenes
                             return false;
                         }
                     }
-    
+
                     try
                     {
-                        if (!AuthorizeUser(agent, out reason))
+                        // Always check estate if this is a login. Always
+                        // check if banned regions are to be blacked out.
+                        if (vialogin || (!m_seeIntoBannedRegion))
                         {
-                            m_authenticateHandler.RemoveCircuit(agent.circuitcode);
-                            return false;
+                            if (!AuthorizeUser(agent, out reason))
+                            {
+                                m_authenticateHandler.RemoveCircuit(agent.circuitcode);
+                                return false;
+                            }
                         }
                     }
                     catch (Exception e)
@@ -3758,32 +3949,27 @@ namespace OpenSim.Region.Framework.Scenes
                         m_authenticateHandler.RemoveCircuit(agent.circuitcode);
                         return false;
                     }
-    
+
                     m_log.InfoFormat(
                         "[SCENE]: Region {0} authenticated and authorized incoming {1} agent {2} {3} {4} (circuit code {5})",
                         RegionInfo.RegionName, (agent.child ? "child" : "root"), agent.firstname, agent.lastname,
                         agent.AgentID, agent.circuitcode);
-    
-                    if (CapsModule != null)
-                    {
-                        CapsModule.SetAgentCapsSeeds(agent);
-                        CapsModule.CreateCaps(agent.AgentID);
-                    }
+
                 }
                 else
                 {
                     // Let the SP know how we got here. This has a lot of interesting
                     // uses down the line.
                     sp.TeleportFlags = (TPFlags)teleportFlags;
-    
+
                     if (sp.IsChildAgent)
                     {
                         m_log.DebugFormat(
                             "[SCENE]: Adjusting known seeds for existing agent {0} in {1}",
                             agent.AgentID, RegionInfo.RegionName);
-    
+
                         sp.AdjustKnownSeeds();
-                        
+
                         if (CapsModule != null)
                             CapsModule.SetAgentCapsSeeds(agent);
                     }
@@ -3791,6 +3977,11 @@ namespace OpenSim.Region.Framework.Scenes
             }
 
 
+            if (CapsModule != null)
+            {
+                CapsModule.ActivateCaps(agent.circuitcode);
+            }
+
             if (vialogin)
             {
 //                CleanDroppedAttachments();
@@ -3882,6 +4073,8 @@ namespace OpenSim.Region.Framework.Scenes
                 }
 
                 // Honor parcel landing type and position.
+                /*
+                ILandObject land = LandChannel.GetLandObject(agent.startpos.X, agent.startpos.Y);
                 if (land != null)
                 {
                     if (land.LandData.LandingType == (byte)1 && land.LandData.UserLocation != Vector3.Zero)
@@ -3889,6 +4082,7 @@ namespace OpenSim.Region.Framework.Scenes
                         agent.startpos = land.LandData.UserLocation;
                     }
                 }
+                */// This is now handled properly in ScenePresence.MakeRootAgent
             }
 
             return true;
@@ -3986,7 +4180,7 @@ namespace OpenSim.Region.Framework.Scenes
 
             if (!m_strictAccessControl) return true;
             if (Permissions.IsGod(agent.AgentID)) return true;
-                      
+
             if (AuthorizationService != null)
             {
                 if (!AuthorizationService.IsAuthorizedForRegion(
@@ -4001,7 +4195,7 @@ namespace OpenSim.Region.Framework.Scenes
 
             if (RegionInfo.EstateSettings != null)
             {
-                if (RegionInfo.EstateSettings.IsBanned(agent.AgentID))
+                if (RegionInfo.EstateSettings.IsBanned(agent.AgentID, 0))
                 {
                     m_log.WarnFormat("[CONNECTION BEGIN]: Denied access to: {0} ({1} {2}) at {3} because the user is on the banlist",
                                      agent.AgentID, agent.firstname, agent.lastname, RegionInfo.RegionName);
@@ -4189,6 +4383,15 @@ namespace OpenSim.Region.Framework.Scenes
             m_log.DebugFormat(
                 "[SCENE]: Incoming child agent update for {0} in {1}", cAgentData.AgentID, RegionInfo.RegionName);
 
+            // We have to wait until the viewer contacts this region after receiving EAC.
+            // That calls AddNewClient, which finally creates the ScenePresence
+            int flags = GetUserFlags(cAgentData.AgentID);
+            if (RegionInfo.EstateSettings.IsBanned(cAgentData.AgentID, flags))
+            {
+                m_log.DebugFormat("[SCENE]: Denying root agent entry to {0}: banned", cAgentData.AgentID);
+                return false;
+            }
+
             // TODO: This check should probably be in QueryAccess().
             ILandObject nearestParcel = GetNearestAllowedParcel(cAgentData.AgentID, Constants.RegionSize / 2, Constants.RegionSize / 2);
             if (nearestParcel == null)
@@ -4253,7 +4456,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name='agentID'></param>
         protected virtual ScenePresence WaitGetScenePresence(UUID agentID)
         {
-            int ntimes = 10;
+            int ntimes = 30;
             ScenePresence sp = null;
             while ((sp = GetScenePresence(agentID)) == null && (ntimes-- > 0))
                 Thread.Sleep(1000);
@@ -4283,6 +4486,16 @@ namespace OpenSim.Region.Framework.Scenes
             return false;
         }
 
+        public bool IncomingCloseAgent(UUID agentID)
+        {
+            return IncomingCloseAgent(agentID, false);
+        }
+
+        public bool IncomingCloseChildAgent(UUID agentID)
+        {
+            return IncomingCloseAgent(agentID, true);
+        }
+
         /// <summary>
         /// Tell a single agent to disconnect from the region.
         /// </summary>
@@ -4298,7 +4511,7 @@ namespace OpenSim.Region.Framework.Scenes
             ScenePresence presence = m_sceneGraph.GetScenePresence(agentID);
             if (presence != null)
             {
-                presence.ControllingClient.Close(force);
+                presence.ControllingClient.Close(force, force);
                 return true;
             }
 
@@ -4931,7 +5144,7 @@ namespace OpenSim.Region.Framework.Scenes
                     {
                         if ((grp.RootPart.Flags & PrimFlags.TemporaryOnRez) != 0)
                         {
-                            if (grp.RootPart.Expires <= DateTime.Now)
+                            if (grp.GetSittingAvatarsCount() == 0 && grp.RootPart.Expires <= DateTime.Now)
                                 DeleteSceneObject(grp, false);
                         }
                     }
@@ -4945,35 +5158,81 @@ namespace OpenSim.Region.Framework.Scenes
             SimulationDataService.RemoveObject(uuid, RegionInfo.RegionID);
         }
 
-        public int GetHealth()
+        public int GetHealth(out int flags, out string message)
         {
             // Returns:
             // 1 = sim is up and accepting http requests. The heartbeat has
             // stopped and the sim is probably locked up, but a remote
             // admin restart may succeed
-            //
+            // 
             // 2 = Sim is up and the heartbeat is running. The sim is likely
-            // usable for people within and logins _may_ work
+            // usable for people within
+            //
+            // 3 = Sim is up and one packet thread is running. Sim is
+            // unstable and will not accept new logins
             //
-            // 3 = We have seen a new user enter within the past 4 minutes
+            // 4 = Sim is up and both packet threads are running. Sim is
+            // likely usable
+            //
+            // 5 = We have seen a new user enter within the past 4 minutes
             // which can be seen as positive confirmation of sim health
             //
+
+            flags = 0;
+            message = String.Empty;
+
+            CheckHeartbeat();
+
+            if (m_firstHeartbeat || (m_lastIncoming == 0 && m_lastOutgoing == 0))
+            {
+                // We're still starting
+                // 0 means "in startup", it can't happen another way, since
+                // to get here, we must be able to accept http connections
+                return 0;
+            }
+
             int health=1; // Start at 1, means we're up
 
             if ((Util.EnvironmentTickCountSubtract(m_lastFrameTick)) < 1000)
-                health += 1;
+            {
+                health+=1;
+                flags |= 1;
+            }
+
+            if (Util.EnvironmentTickCountSubtract(m_lastIncoming) < 1000)
+            {
+                health+=1;
+                flags |= 2;
+            }
+
+            if (Util.EnvironmentTickCountSubtract(m_lastOutgoing) < 1000)
+            {
+                health+=1;
+                flags |= 4;
+            }
             else
+            {
+int pid = System.Diagnostics.Process.GetCurrentProcess().Id;
+System.Diagnostics.Process proc = new System.Diagnostics.Process();
+proc.EnableRaisingEvents=false; 
+proc.StartInfo.FileName = "/bin/kill";
+proc.StartInfo.Arguments = "-QUIT " + pid.ToString();
+proc.Start();
+proc.WaitForExit();
+Thread.Sleep(1000);
+Environment.Exit(1);
+            }
+
+            if (flags != 7)
                 return health;
 
             // A login in the last 4 mins? We can't be doing too badly
             //
-            if ((Util.EnvironmentTickCountSubtract(m_LastLogin)) < 240000)
+            if (Util.EnvironmentTickCountSubtract(m_LastLogin) < 240000)
                 health++;
             else
                 return health;
 
-//            CheckHeartbeat();
-
             return health;
         }
 
@@ -5061,7 +5320,7 @@ namespace OpenSim.Region.Framework.Scenes
             bool wasUsingPhysics = ((jointProxyObject.Flags & PrimFlags.Physics) != 0);
             if (wasUsingPhysics)
             {
-                jointProxyObject.UpdatePrimFlags(false, false, true, false); // FIXME: possible deadlock here; check to make sure all the scene alterations set into motion here won't deadlock
+                jointProxyObject.UpdatePrimFlags(false, false, true, false,false); // FIXME: possible deadlock here; check to make sure all the scene alterations set into motion here won't deadlock
             }
         }
 
@@ -5160,14 +5419,14 @@ namespace OpenSim.Region.Framework.Scenes
             return (((vsn.X * xdiff) + (vsn.Y * ydiff)) / (-1 * vsn.Z)) + p0.Z;
         }
 
-//        private void CheckHeartbeat()
-//        {
-//            if (m_firstHeartbeat)
-//                return;
-//
-//            if (Util.EnvironmentTickCountSubtract(m_lastFrameTick) > 2000)
-//                StartTimer();
-//        }
+        private void CheckHeartbeat()
+        {
+            if (m_firstHeartbeat)
+                return;
+
+            if ((Util.EnvironmentTickCountSubtract(m_lastFrameTick)) > 5000)
+                Start();
+        }
 
         public override ISceneObject DeserializeObject(string representation)
         {
@@ -5225,7 +5484,7 @@ namespace OpenSim.Region.Framework.Scenes
             Vector3 nearestRegionEdgePoint = GetNearestRegionEdgePosition(avatar);
 
             //Debug.WriteLine("They are really in a place they don't belong, sending them to: " + nearestRegionEdgePoint.ToString());
-
+            
             return nearestRegionEdgePoint;
         }
 
@@ -5479,7 +5738,55 @@ namespace OpenSim.Region.Framework.Scenes
                 mapModule.GenerateMaptile();
         }
 
-        private void RegenerateMaptileAndReregister(object sender, ElapsedEventArgs e)
+//        public void CleanDroppedAttachments()
+//        {
+//            List<SceneObjectGroup> objectsToDelete =
+//                    new List<SceneObjectGroup>();
+//
+//            lock (m_cleaningAttachments)
+//            {
+//                ForEachSOG(delegate (SceneObjectGroup grp)
+//                        {
+//                            if (grp.RootPart.Shape.PCode == 0 && grp.RootPart.Shape.State != 0 && (!objectsToDelete.Contains(grp)))
+//                            {
+//                                UUID agentID = grp.OwnerID;
+//                                if (agentID == UUID.Zero)
+//                                {
+//                                    objectsToDelete.Add(grp);
+//                                    return;
+//                                }
+//
+//                                ScenePresence sp = GetScenePresence(agentID);
+//                                if (sp == null)
+//                                {
+//                                    objectsToDelete.Add(grp);
+//                                    return;
+//                                }
+//                            }
+//                        });
+//            }
+//
+//            foreach (SceneObjectGroup grp in objectsToDelete)
+//            {
+//                m_log.InfoFormat("[SCENE]: Deleting dropped attachment {0} of user {1}", grp.UUID, grp.OwnerID);
+//                DeleteSceneObject(grp, true);
+//            }
+//        }
+
+        public void ThreadAlive(int threadCode)
+        {
+            switch(threadCode)
+            {
+                case 1: // Incoming
+                    m_lastIncoming = Util.EnvironmentTickCount();
+                    break;
+                case 2: // Incoming
+                    m_lastOutgoing = Util.EnvironmentTickCount();
+                    break;
+            }
+        }
+
+        public void RegenerateMaptileAndReregister(object sender, ElapsedEventArgs e)
         {
             RegenerateMaptile();
 
@@ -5641,7 +5948,19 @@ namespace OpenSim.Region.Framework.Scenes
             return true;
         }
 
-        /// <summary>
+                public void StartTimerWatchdog()
+        {
+            m_timerWatchdog.Interval = 1000;
+            m_timerWatchdog.Elapsed += TimerWatchdog;
+            m_timerWatchdog.AutoReset = true;
+            m_timerWatchdog.Start();
+        }
+
+        public void TimerWatchdog(object sender, ElapsedEventArgs e)
+        {
+            CheckHeartbeat();
+                }
+
         /// This method deals with movement when an avatar is automatically moving (but this is distinct from the
         /// autopilot that moves an avatar to a sit target!.
         /// </summary>
@@ -5720,6 +6039,11 @@ namespace OpenSim.Region.Framework.Scenes
             return m_SpawnPoint - 1;
         }
 
+        private void HandleGcCollect(string module, string[] args)
+        {
+            GC.Collect();
+        }
+
         /// <summary>
         /// Wrappers to get physics modules retrieve assets. 
         /// </summary>