Merge branch 'master' into careminster

Conflicts:
	OpenSim/Capabilities/Handlers/GetTexture/GetTextureHandler.cs
	OpenSim/Region/ClientStack/Linden/Caps/BunchOfCaps/BunchOfCaps.cs
	OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
	OpenSim/Region/CoreModules/Scripting/HttpRequest/ScriptsHttpRequests.cs
	OpenSim/Region/Framework/Scenes/Scene.cs
	OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
	OpenSim/Region/ScriptEngine/Shared/Api/Implementation/Plugins/SensorRepeat.cs
	OpenSim/Services/Connectors/Asset/AssetServicesConnector.cs

7 files changed, 529 insertions, 56 deletions

diff --git a/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs b/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
index fff86d5..2fc3b1c 100644
--- a/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/Caps/CapabilitiesModule.cs
@@ -28,6 +28,7 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
+using System.Linq;
 using System.Reflection;
 using System.Text;
 using log4net;
@@ -37,6 +38,7 @@ using OpenMetaverse;
 using OpenSim.Framework;
 using OpenSim.Framework.Console;
 using OpenSim.Framework.Servers;
+using OpenSim.Framework.Servers.HttpServer;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 using Caps=OpenSim.Framework.Capabilities.Caps;
@@ -57,8 +59,9 @@ namespace OpenSim.Region.CoreModules.Framework
         /// </summary>
         protected Dictionary<uint, Caps> m_capsObjects = new Dictionary<uint, Caps>();
         
-        protected Dictionary<UUID, string> capsPaths = new Dictionary<UUID, string>();
-        protected Dictionary<UUID, Dictionary<ulong, string>> childrenSeeds 
+        protected Dictionary<UUID, string> m_capsPaths = new Dictionary<UUID, string>();
+
+        protected Dictionary<UUID, Dictionary<ulong, string>> m_childrenSeeds 
             = new Dictionary<UUID, Dictionary<ulong, string>>();
         
         public void Initialise(IConfigSource source)
@@ -70,9 +73,24 @@ namespace OpenSim.Region.CoreModules.Framework
             m_scene = scene;
             m_scene.RegisterModuleInterface<ICapabilitiesModule>(this);
 
-            MainConsole.Instance.Commands.AddCommand("Comms", false, "show caps",
-                "show caps",
-                "Shows all registered capabilities for users", HandleShowCapsCommand);
+            MainConsole.Instance.Commands.AddCommand(
+                "Comms", false, "show caps list",
+                "show caps list",
+                "Shows list of registered capabilities for users.", HandleShowCapsListCommand);
+
+            MainConsole.Instance.Commands.AddCommand(
+                "Comms", false, "show caps stats by user",
+                "show caps stats [<first-name> <last-name>]",
+                "Shows statistics on capabilities use by user.",
+                "If a user name is given, then prints a detailed breakdown of caps use ordered by number of requests received.",
+                HandleShowCapsStatsByUserCommand);
+
+            MainConsole.Instance.Commands.AddCommand(
+                "Comms", false, "show caps stats by cap",
+                "show caps stats by cap [<cap-name>]",
+                "Shows statistics on capabilities use by capability.",
+                "If a capability name is given, then prints a detailed breakdown of use by each user.",
+                HandleShowCapsStatsByCapCommand);
         }
 
         public void RegionLoaded(Scene scene)
@@ -106,6 +124,7 @@ namespace OpenSim.Region.CoreModules.Framework
             if (m_scene.RegionInfo.EstateSettings.IsBanned(agentId, flags))
                 return;
 
+            Caps caps;
             String capsObjectPath = GetCapsPath(agentId);
 
             if (m_capsObjects.ContainsKey(circuitCode))
@@ -121,7 +140,7 @@ namespace OpenSim.Region.CoreModules.Framework
                 //return;
             }
 
-            Caps caps = new Caps(MainServer.Instance, m_scene.RegionInfo.ExternalHostName,
+            caps = new Caps(MainServer.Instance, m_scene.RegionInfo.ExternalHostName,
                     (MainServer.Instance == null) ? 0: MainServer.Instance.Port,
                     capsObjectPath, agentId, m_scene.RegionInfo.RegionName);
 
@@ -132,9 +151,12 @@ namespace OpenSim.Region.CoreModules.Framework
 
         public void RemoveCaps(UUID agentId, uint circuitCode)
         {
-            if (childrenSeeds.ContainsKey(agentId))
+            lock (m_childrenSeeds)
             {
-                childrenSeeds.Remove(agentId);
+                if (m_childrenSeeds.ContainsKey(agentId))
+                {
+                    m_childrenSeeds.Remove(agentId);
+                }
             }
 
             lock (m_capsObjects)
@@ -180,16 +202,22 @@ namespace OpenSim.Region.CoreModules.Framework
 
         public void SetAgentCapsSeeds(AgentCircuitData agent)
         {
-            capsPaths[agent.AgentID] = agent.CapsPath;
-            childrenSeeds[agent.AgentID] 
-                = ((agent.ChildrenCapSeeds == null) ? new Dictionary<ulong, string>() : agent.ChildrenCapSeeds);
+            lock (m_capsPaths)
+                m_capsPaths[agent.AgentID] = agent.CapsPath;
+
+            lock (m_childrenSeeds)
+                m_childrenSeeds[agent.AgentID] 
+                    = ((agent.ChildrenCapSeeds == null) ? new Dictionary<ulong, string>() : agent.ChildrenCapSeeds);
         }
         
         public string GetCapsPath(UUID agentId)
         {
-            if (capsPaths.ContainsKey(agentId))
+            lock (m_capsPaths)
             {
-                return capsPaths[agentId];
+                if (m_capsPaths.ContainsKey(agentId))
+                {
+                    return m_capsPaths[agentId];
+                }
             }
 
             return null;
@@ -198,17 +226,24 @@ namespace OpenSim.Region.CoreModules.Framework
         public Dictionary<ulong, string> GetChildrenSeeds(UUID agentID)
         {
             Dictionary<ulong, string> seeds = null;
-            if (childrenSeeds.TryGetValue(agentID, out seeds))
-                return seeds;
+
+            lock (m_childrenSeeds)
+                if (m_childrenSeeds.TryGetValue(agentID, out seeds))
+                    return seeds;
+
             return new Dictionary<ulong, string>();
         }
 
         public void DropChildSeed(UUID agentID, ulong handle)
         {
             Dictionary<ulong, string> seeds;
-            if (childrenSeeds.TryGetValue(agentID, out seeds))
+
+            lock (m_childrenSeeds)
             {
-                seeds.Remove(handle);
+                if (m_childrenSeeds.TryGetValue(agentID, out seeds))
+                {
+                    seeds.Remove(handle);
+                }
             }
         }
 
@@ -216,53 +251,283 @@ namespace OpenSim.Region.CoreModules.Framework
         {
             Dictionary<ulong, string> seeds;
             string returnval;
-            if (childrenSeeds.TryGetValue(agentID, out seeds))
+
+            lock (m_childrenSeeds)
             {
-                if (seeds.TryGetValue(handle, out returnval))
-                    return returnval;
+                if (m_childrenSeeds.TryGetValue(agentID, out seeds))
+                {
+                    if (seeds.TryGetValue(handle, out returnval))
+                        return returnval;
+                }
             }
+
             return null;
         }
 
         public void SetChildrenSeed(UUID agentID, Dictionary<ulong, string> seeds)
         {
             //m_log.DebugFormat(" !!! Setting child seeds in {0} to {1}", m_scene.RegionInfo.RegionName, seeds.Count);
-            childrenSeeds[agentID] = seeds;
+
+            lock (m_childrenSeeds)
+                m_childrenSeeds[agentID] = seeds;
         }
 
         public void DumpChildrenSeeds(UUID agentID)
         {
             m_log.Info("================ ChildrenSeed "+m_scene.RegionInfo.RegionName+" ================");
-            foreach (KeyValuePair<ulong, string> kvp in childrenSeeds[agentID])
+
+            lock (m_childrenSeeds)
             {
-                uint x, y;
-                Utils.LongToUInts(kvp.Key, out x, out y);
-                x = x / Constants.RegionSize;
-                y = y / Constants.RegionSize;
-                m_log.Info(" >> "+x+", "+y+": "+kvp.Value);
+                foreach (KeyValuePair<ulong, string> kvp in m_childrenSeeds[agentID])
+                {
+                    uint x, y;
+                    Utils.LongToUInts(kvp.Key, out x, out y);
+                    x = x / Constants.RegionSize;
+                    y = y / Constants.RegionSize;
+                    m_log.Info(" >> "+x+", "+y+": "+kvp.Value);
+                }
             }
         }
 
-        private void HandleShowCapsCommand(string module, string[] cmdparams)
+        private void HandleShowCapsListCommand(string module, string[] cmdParams)
         {
+            if (SceneManager.Instance.CurrentScene != null && SceneManager.Instance.CurrentScene != m_scene)
+                return;
+
             StringBuilder caps = new StringBuilder();
             caps.AppendFormat("Region {0}:\n", m_scene.RegionInfo.RegionName);
 
-            foreach (KeyValuePair<uint, Caps> kvp in m_capsObjects)
+            lock (m_capsObjects)
             {
-                caps.AppendFormat("** Circuit {0}:\n", kvp.Key);
+                foreach (KeyValuePair<uint, Caps> kvp in m_capsObjects)
+                {
+                    caps.AppendFormat("** User {0}:\n", kvp.Key);
 
-                for (IDictionaryEnumerator kvp2 = kvp.Value.CapsHandlers.GetCapsDetails(false, null).GetEnumerator(); kvp2.MoveNext(); )
+                    for (IDictionaryEnumerator kvp2 = kvp.Value.CapsHandlers.GetCapsDetails(false, null).GetEnumerator(); kvp2.MoveNext(); )
+                    {
+                        Uri uri = new Uri(kvp2.Value.ToString());
+                        caps.AppendFormat(m_showCapsCommandFormat, kvp2.Key, uri.PathAndQuery);
+                    }
+
+                    foreach (KeyValuePair<string, string> kvp3 in kvp.Value.ExternalCapsHandlers)
+                        caps.AppendFormat(m_showCapsCommandFormat, kvp3.Key, kvp3.Value);
+                }
+            }
+
+            MainConsole.Instance.Output(caps.ToString());
+        }
+
+        private void HandleShowCapsStatsByCapCommand(string module, string[] cmdParams)
+        {
+            if (SceneManager.Instance.CurrentScene != null && SceneManager.Instance.CurrentScene != m_scene)
+                return;
+
+            if (cmdParams.Length != 5 && cmdParams.Length != 6)
+            {
+                MainConsole.Instance.Output("Usage: show caps stats by cap [<cap-name>]");
+                return;
+            }
+
+            StringBuilder sb = new StringBuilder();
+            sb.AppendFormat("Region {0}:\n", m_scene.Name);
+
+            if (cmdParams.Length == 5)
+            {
+                BuildSummaryStatsByCapReport(sb);
+            }
+            else if (cmdParams.Length == 6)
+            {
+                BuildDetailedStatsByCapReport(sb, cmdParams[5]);
+            }
+
+            MainConsole.Instance.Output(sb.ToString());
+        }
+
+        private void BuildDetailedStatsByCapReport(StringBuilder sb, string capName)
+        {
+        /*
+            sb.AppendFormat("Capability name {0}\n", capName);
+
+            ConsoleDisplayTable cdt = new ConsoleDisplayTable();
+            cdt.AddColumn("User Name", 34);
+            cdt.AddColumn("Req Received", 12);
+            cdt.AddColumn("Req Handled", 12);
+            cdt.Indent = 2;
+
+            Dictionary<string, int> receivedStats = new Dictionary<string, int>();
+            Dictionary<string, int> handledStats = new Dictionary<string, int>();
+
+            m_scene.ForEachScenePresence(
+                sp =>
                 {
-                    Uri uri = new Uri(kvp2.Value.ToString());
-                    caps.AppendFormat(m_showCapsCommandFormat, kvp2.Key, uri.PathAndQuery);
+                    Caps caps = m_scene.CapsModule.GetCapsForUser(sp.UUID);
+
+                    if (caps == null)
+                        return;
+
+                    Dictionary<string, IRequestHandler> capsHandlers = caps.CapsHandlers.GetCapsHandlers();
+
+                    IRequestHandler reqHandler;
+                    if (capsHandlers.TryGetValue(capName, out reqHandler))
+                    {
+                        receivedStats[sp.Name] = reqHandler.RequestsReceived;
+                        handledStats[sp.Name] = reqHandler.RequestsHandled;
+                    }                   
                 }
+            );
 
-                foreach (KeyValuePair<string, string> kvp3 in kvp.Value.ExternalCapsHandlers)
-                    caps.AppendFormat(m_showCapsCommandFormat, kvp3.Key, kvp3.Value);
+            foreach (KeyValuePair<string, int> kvp in receivedStats.OrderByDescending(kp => kp.Value))
+            {
+                cdt.AddRow(kvp.Key, kvp.Value, handledStats[kvp.Key]);
             }
 
-            MainConsole.Instance.Output(caps.ToString());
+            sb.Append(cdt.ToString());
+            */
+        }
+
+        private void BuildSummaryStatsByCapReport(StringBuilder sb)
+        {
+        /*
+            ConsoleDisplayTable cdt = new ConsoleDisplayTable();
+            cdt.AddColumn("Name", 34);
+            cdt.AddColumn("Req Received", 12);
+            cdt.AddColumn("Req Handled", 12);
+            cdt.Indent = 2;
+
+            Dictionary<string, int> receivedStats = new Dictionary<string, int>();
+            Dictionary<string, int> handledStats = new Dictionary<string, int>();
+
+            m_scene.ForEachScenePresence(
+                sp =>
+                {
+                    Caps caps = m_scene.CapsModule.GetCapsForUser(sp.UUID);
+
+                    if (caps == null)
+                        return;
+
+                    Dictionary<string, IRequestHandler> capsHandlers = caps.CapsHandlers.GetCapsHandlers();
+
+                    foreach (IRequestHandler reqHandler in capsHandlers.Values)
+                    {
+                        string reqName = reqHandler.Name ?? "";
+
+                        if (!receivedStats.ContainsKey(reqName))
+                        {
+                            receivedStats[reqName] = reqHandler.RequestsReceived;
+                            handledStats[reqName] = reqHandler.RequestsHandled;
+                        }
+                        else
+                        {
+                            receivedStats[reqName] += reqHandler.RequestsReceived;
+                            handledStats[reqName] += reqHandler.RequestsHandled;
+                        }
+                    }
+                }
+            );
+                    
+            foreach (KeyValuePair<string, int> kvp in receivedStats.OrderByDescending(kp => kp.Value))
+                cdt.AddRow(kvp.Key, kvp.Value, handledStats[kvp.Key]);
+
+            sb.Append(cdt.ToString());
+            */
+        }
+
+        private void HandleShowCapsStatsByUserCommand(string module, string[] cmdParams)
+        {
+            if (SceneManager.Instance.CurrentScene != null && SceneManager.Instance.CurrentScene != m_scene)
+                return;
+
+            if (cmdParams.Length != 5 && cmdParams.Length != 7)
+            {
+                MainConsole.Instance.Output("Usage: show caps stats by user [<first-name> <last-name>]");
+                return;
+            }
+
+            StringBuilder sb = new StringBuilder();
+            sb.AppendFormat("Region {0}:\n", m_scene.Name);
+
+            if (cmdParams.Length == 5)
+            {
+                BuildSummaryStatsByUserReport(sb);
+            }
+            else if (cmdParams.Length == 7)
+            {
+                string firstName = cmdParams[5];
+                string lastName = cmdParams[6];
+
+                ScenePresence sp = m_scene.GetScenePresence(firstName, lastName);
+
+                if (sp == null)
+                    return;
+
+                BuildDetailedStatsByUserReport(sb, sp);
+            }
+
+            MainConsole.Instance.Output(sb.ToString());
+        }
+
+        private void BuildDetailedStatsByUserReport(StringBuilder sb, ScenePresence sp)
+        {
+            /*
+            sb.AppendFormat("Avatar name {0}, type {1}\n", sp.Name, sp.IsChildAgent ? "child" : "root");
+
+            ConsoleDisplayTable cdt = new ConsoleDisplayTable();
+            cdt.AddColumn("Cap Name", 34);
+            cdt.AddColumn("Req Received", 12);
+            cdt.AddColumn("Req Handled", 12);
+            cdt.Indent = 2;
+
+            Caps caps = m_scene.CapsModule.GetCapsForUser(sp.UUID);
+
+            if (caps == null)
+                return;
+
+            Dictionary<string, IRequestHandler> capsHandlers = caps.CapsHandlers.GetCapsHandlers();
+
+            foreach (IRequestHandler reqHandler in capsHandlers.Values.OrderByDescending(rh => rh.RequestsReceived))
+            {
+                cdt.AddRow(reqHandler.Name, reqHandler.RequestsReceived, reqHandler.RequestsHandled);
+            }
+
+            sb.Append(cdt.ToString());
+            */
+        }
+
+        private void BuildSummaryStatsByUserReport(StringBuilder sb)
+        {
+            /*
+            ConsoleDisplayTable cdt = new ConsoleDisplayTable();
+            cdt.AddColumn("Name", 32);
+            cdt.AddColumn("Type", 5);
+            cdt.AddColumn("Req Received", 12);
+            cdt.AddColumn("Req Handled", 12);
+            cdt.Indent = 2;
+
+            m_scene.ForEachScenePresence(
+                sp =>
+                {
+                    Caps caps = m_scene.CapsModule.GetCapsForUser(sp.UUID);
+
+                    if (caps == null)
+                        return;
+
+                    Dictionary<string, IRequestHandler> capsHandlers = caps.CapsHandlers.GetCapsHandlers();
+
+                    int totalRequestsReceived = 0;
+                    int totalRequestsHandled = 0;
+
+                    foreach (IRequestHandler reqHandler in capsHandlers.Values)
+                    {
+                        totalRequestsReceived += reqHandler.RequestsReceived;
+                        totalRequestsHandled += reqHandler.RequestsHandled;
+                    }
+                    
+                    cdt.AddRow(sp.Name, sp.IsChildAgent ? "child" : "root", totalRequestsReceived, totalRequestsHandled);
+                }
+            );
+
+            sb.Append(cdt.ToString());
+            */
         }
     }
 }
diff --git a/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs b/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
index 73b3678f..975fccf 100644
--- a/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
@@ -171,11 +171,11 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
             if (!so.IsAttachment)
                 return;
 
-            if (so.Scene.UserManagementModule.IsLocalGridUser(so.AttachedAvatar))
+            if (so.AttachedAvatar == UUID.Zero || Scene.UserManagementModule.IsLocalGridUser(so.AttachedAvatar))
                 return;
 
             // foreign user
-            AgentCircuitData aCircuit = so.Scene.AuthenticateHandler.GetAgentCircuitData(so.AttachedAvatar);
+            AgentCircuitData aCircuit = Scene.AuthenticateHandler.GetAgentCircuitData(so.AttachedAvatar);
             if (aCircuit != null && (aCircuit.teleportFlags & (uint)Constants.TeleportFlags.ViaHGLogin) != 0)
             {
                 if (aCircuit.ServiceURLs != null && aCircuit.ServiceURLs.ContainsKey("AssetServerURI"))
@@ -183,7 +183,7 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
                     string url = aCircuit.ServiceURLs["AssetServerURI"].ToString();
                     m_log.DebugFormat("[HG ENTITY TRANSFER MODULE]: Incoming attachement {0} for HG user {1} with asset server {2}", so.Name, so.AttachedAvatar, url);
                     Dictionary<UUID, AssetType> ids = new Dictionary<UUID, AssetType>();
-                    HGUuidGatherer uuidGatherer = new HGUuidGatherer(so.Scene.AssetService, url);
+                    HGUuidGatherer uuidGatherer = new HGUuidGatherer(Scene.AssetService, url);
                     uuidGatherer.GatherAssetUuids(so, ids);
 
                     foreach (KeyValuePair<UUID, AssetType> kvp in ids)
diff --git a/OpenSim/Region/CoreModules/Framework/GridServiceThrottle/GridServiceThrottleModule.cs b/OpenSim/Region/CoreModules/Framework/GridServiceThrottle/GridServiceThrottleModule.cs
new file mode 100644
index 0000000..f1eb1ad
--- /dev/null
+++ b/OpenSim/Region/CoreModules/Framework/GridServiceThrottle/GridServiceThrottleModule.cs
@@ -0,0 +1,163 @@
+/*
+ * 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 System.Threading;
+using log4net;
+using Mono.Addins;
+using Nini.Config;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Framework.Monitoring;
+using OpenSim.Region.Framework.Scenes;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+
+namespace OpenSim.Region.CoreModules.Framework
+{
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "GridServiceThrottleModule")]
+    public class GridServiceThrottleModule : ISharedRegionModule
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        private readonly List<Scene> m_scenes = new List<Scene>();
+
+        private OpenSim.Framework.BlockingQueue<GridRegionRequest> m_RequestQueue = new OpenSim.Framework.BlockingQueue<GridRegionRequest>();
+
+        public void Initialise(IConfigSource config)
+        {
+            Watchdog.StartThread(
+                ProcessQueue,
+                "GridServiceRequestThread",
+                ThreadPriority.BelowNormal,
+                true,
+                false);
+        }
+
+        public void AddRegion(Scene scene)
+        {
+            lock (m_scenes)
+            {
+                m_scenes.Add(scene);
+                scene.EventManager.OnNewClient += OnNewClient;
+            }
+        }
+
+        public void RegionLoaded(Scene scene)
+        {
+        }
+
+        public void RemoveRegion(Scene scene)
+        {
+            lock (m_scenes)
+            {
+                m_scenes.Remove(scene);
+                scene.EventManager.OnNewClient -= OnNewClient;
+            }
+        }
+
+        void OnNewClient(IClientAPI client)
+        {
+            client.OnRegionHandleRequest += OnRegionHandleRequest;
+        }
+
+        public void PostInitialise()
+        {
+        }
+
+        public void Close()
+        {
+        }
+
+        public string Name
+        {
+            get { return "GridServiceThrottleModule"; }
+        }
+
+        public Type ReplaceableInterface
+        {
+            get { return null; }
+        }
+
+        public void OnRegionHandleRequest(IClientAPI client, UUID regionID)
+        {
+            //m_log.DebugFormat("[GRIDSERVICE THROTTLE]: RegionHandleRequest {0}", regionID);
+            ulong handle = 0;
+            if (IsLocalRegionHandle(regionID, out handle))
+            {
+                client.SendRegionHandle(regionID, handle);
+                return;
+            }
+
+            GridRegionRequest request = new GridRegionRequest(client, regionID);
+            m_RequestQueue.Enqueue(request);
+
+        }
+
+        private bool IsLocalRegionHandle(UUID regionID, out ulong regionHandle)
+        {
+            regionHandle = 0;
+            foreach (Scene s in m_scenes)
+                if (s.RegionInfo.RegionID == regionID)
+                {
+                    regionHandle = s.RegionInfo.RegionHandle;
+                    return true;
+                }
+            return false;
+        }
+
+        private void ProcessQueue()
+        {
+            while (true)
+            {
+                Watchdog.UpdateThread();
+
+                GridRegionRequest request = m_RequestQueue.Dequeue();
+                GridRegion r = m_scenes[0].GridService.GetRegionByUUID(UUID.Zero, request.regionID);
+
+                if (r != null && r.RegionHandle != 0)
+                    request.client.SendRegionHandle(request.regionID, r.RegionHandle);
+
+            }
+        }
+    }
+
+    class GridRegionRequest
+    {
+        public IClientAPI client;
+        public UUID regionID;
+
+        public GridRegionRequest(IClientAPI c, UUID r)
+        {
+            client = c;
+            regionID = r;
+        }
+    }
+}
diff --git a/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGInventoryAccessModule.cs b/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGInventoryAccessModule.cs
index 1eae0ac..e0c8ea6 100644
--- a/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGInventoryAccessModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGInventoryAccessModule.cs
@@ -135,7 +135,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                 if (sp is ScenePresence)
                 {
                     AgentCircuitData aCircuit = ((ScenePresence)sp).Scene.AuthenticateHandler.GetAgentCircuitData(client.AgentId);
-                    if ((aCircuit.teleportFlags & (uint)Constants.TeleportFlags.ViaHGLogin) != 0)
+                    if (aCircuit != null &&  (aCircuit.teleportFlags & (uint)Constants.TeleportFlags.ViaHGLogin) != 0)
                     {
                         if (m_RestrictInventoryAccessAbroad)
                         {
diff --git a/OpenSim/Region/CoreModules/Framework/Library/LibraryModule.cs b/OpenSim/Region/CoreModules/Framework/Library/LibraryModule.cs
index d07cff4..69d7e16 100644
--- a/OpenSim/Region/CoreModules/Framework/Library/LibraryModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/Library/LibraryModule.cs
@@ -176,7 +176,7 @@ namespace OpenSim.Region.CoreModules.Framework.Library
                 m_log.InfoFormat("[LIBRARY MODULE]: Loading library archive {0} ({1})...", iarFileName, simpleName);
                 simpleName = GetInventoryPathFromName(simpleName);
 
-                InventoryArchiveReadRequest archread = new InventoryArchiveReadRequest(m_MockScene, uinfo, simpleName, iarFileName, false);
+                InventoryArchiveReadRequest archread = new InventoryArchiveReadRequest(m_MockScene.InventoryService, m_MockScene.AssetService, m_MockScene.UserAccountService, uinfo, simpleName, iarFileName, false);
                 try
                 {
                     HashSet<InventoryNodeBase> nodes = archread.Execute();
@@ -185,7 +185,7 @@ namespace OpenSim.Region.CoreModules.Framework.Library
                         // didn't find the subfolder with the given name; place it on the top
                         m_log.InfoFormat("[LIBRARY MODULE]: Didn't find {0} in library. Placing archive on the top level", simpleName);
                         archread.Close();
-                        archread = new InventoryArchiveReadRequest(m_MockScene, uinfo, "/", iarFileName, false);
+                        archread = new InventoryArchiveReadRequest(m_MockScene.InventoryService, m_MockScene.AssetService, m_MockScene.UserAccountService, uinfo, "/", iarFileName, false);
                         archread.Execute();
                     }
 
diff --git a/OpenSim/Region/CoreModules/Framework/UserManagement/HGUserManagementModule.cs b/OpenSim/Region/CoreModules/Framework/UserManagement/HGUserManagementModule.cs
index ad3cf15..245c808 100644
--- a/OpenSim/Region/CoreModules/Framework/UserManagement/HGUserManagementModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/UserManagement/HGUserManagementModule.cs
@@ -58,7 +58,7 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
             if (umanmod == Name)
             {
                 m_Enabled = true;
-                RegisterConsoleCmds();
+                Init();
                 m_log.DebugFormat("[USER MANAGEMENT MODULE]: {0} is enabled", Name);
             }
         }
diff --git a/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs b/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs
index a7cbc8f..a528093 100644
--- a/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/UserManagement/UserManagementModule.cs
@@ -28,9 +28,11 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Reflection;
+using System.Threading;
 
 using OpenSim.Framework;
 using OpenSim.Framework.Console;
+using OpenSim.Framework.Monitoring;
 using OpenSim.Region.ClientStack.LindenUDP;
 using OpenSim.Region.Framework;
 using OpenSim.Region.Framework.Interfaces;
@@ -57,6 +59,10 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
         // The cache
         protected Dictionary<UUID, UserData> m_UserCache = new Dictionary<UUID, UserData>();
 
+        // Throttle the name requests
+        private OpenSim.Framework.BlockingQueue<NameRequest> m_RequestQueue = new OpenSim.Framework.BlockingQueue<NameRequest>();
+
+
         #region ISharedRegionModule
 
         public void Initialise(IConfigSource config)
@@ -65,7 +71,7 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
             if (umanmod == Name)
             {
                 m_Enabled = true;
-                RegisterConsoleCmds();
+                Init();
                 m_log.DebugFormat("[USER MANAGEMENT MODULE]: {0} is enabled", Name);
             }
         }
@@ -160,16 +166,9 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
             }
             else
             {
-                string[] names;
-                bool foundRealName = TryGetUserNames(uuid, out names);
+                NameRequest request = new NameRequest(remote_client, uuid);
+                m_RequestQueue.Enqueue(request);
 
-                if (names.Length == 2)
-                {
-                    if (!foundRealName)
-                        m_log.DebugFormat("[USER MANAGEMENT MODULE]: Sending {0} {1} for {2} to {3} since no bound name found", names[0], names[1], uuid, remote_client.Name);
-
-                    remote_client.SendNameReply(uuid, names[0], names[1]);
-                }
             }
         }
 
@@ -514,9 +513,8 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
                     return;
                 }
 
-                //try update unknown users
-                //and creator's home URL's
-                if ((oldUser.FirstName == "Unknown" && !creatorData.Contains("Unknown")) || (oldUser.HomeURL != null && !creatorData.StartsWith(oldUser.HomeURL)))
+                //try update unknown users, but don't update anyone else
+                if (oldUser.FirstName == "Unknown" && !creatorData.Contains("Unknown")) 
                 {
                     lock (m_UserCache)
                         m_UserCache.Remove(id);
@@ -597,6 +595,18 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
 
         #endregion IUserManagement
 
+        protected void Init()
+        {
+            RegisterConsoleCmds();
+            Watchdog.StartThread(
+                ProcessQueue,
+                "NameRequestThread",
+                ThreadPriority.BelowNormal,
+                true,
+                false);
+
+        }
+
         protected void RegisterConsoleCmds()
         {
             MainConsole.Instance.Commands.AddCommand("Users", true,
@@ -663,5 +673,40 @@ namespace OpenSim.Region.CoreModules.Framework.UserManagement
 
             MainConsole.Instance.Output(cdt.ToString());
         }
+
+        private void ProcessQueue()
+        {
+            while (true)
+            {
+                Watchdog.UpdateThread();
+
+                NameRequest request = m_RequestQueue.Dequeue();
+                string[] names;
+                bool foundRealName = TryGetUserNames(request.uuid, out names);
+
+                if (names.Length == 2)
+                {
+                    if (!foundRealName)
+                        m_log.DebugFormat("[USER MANAGEMENT MODULE]: Sending {0} {1} for {2} to {3} since no bound name found", names[0], names[1], request.uuid, request.client.Name);
+
+                    request.client.SendNameReply(request.uuid, names[0], names[1]);
+                }
+
+            }
+        }
+
+    }
+
+    class NameRequest
+    {
+        public IClientAPI client;
+        public UUID uuid;
+
+        public NameRequest(IClientAPI c, UUID n)
+        {
+            client = c;
+            uuid = n;
+        }
     }
+
 }
\ No newline at end of file