7 files changed, 74 insertions, 26 deletions

diff --git a/OpenSim/Framework/LandData.cs b/OpenSim/Framework/LandData.cs
index 13d2977..13b58be 100644
--- a/OpenSim/Framework/LandData.cs
+++ b/OpenSim/Framework/LandData.cs
@@ -97,7 +97,9 @@ namespace OpenSim.Framework
         private bool _mediaLoop = false;
         private bool _obscureMusic = false;
         private bool _obscureMedia = false;
-        private float _dwell = 0;
+
+        private float m_dwell = 0;
+        public double LastDwellTimeMS;
 
         public bool SeeAVs { get; set; }
         public bool AnyAVSounds { get; set; }
@@ -111,11 +113,12 @@ namespace OpenSim.Framework
         {
             get
             {
-                return _dwell;
+                return m_dwell;
             }
             set
             {
-                _dwell = value;
+                m_dwell = value;
+                LastDwellTimeMS = Util.GetTimeStampMS();
             }
         }
 
@@ -735,6 +738,7 @@ namespace OpenSim.Framework
             SeeAVs = true;
             AnyAVSounds = true;
             GroupAVSounds = true;
+            LastDwellTimeMS = Util.GetTimeStampMS();
         }
 
         /// <summary>
@@ -784,7 +788,7 @@ namespace OpenSim.Framework
             landData._obscureMedia = _obscureMedia;
             landData._simwideArea = _simwideArea;
             landData._simwidePrims = _simwidePrims;
-            landData._dwell = _dwell;
+            landData.m_dwell = m_dwell;
             landData.SeeAVs = SeeAVs;
             landData.AnyAVSounds = AnyAVSounds;
             landData.GroupAVSounds = GroupAVSounds;
diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
index 5b3c3e6..6a3960d 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
@@ -3114,7 +3114,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             float dwell = 0.0f;
             IDwellModule dwellModule = m_scene.RequestModuleInterface<IDwellModule>();
             if (dwellModule != null)
-                dwell = dwellModule.GetDwell(land.GlobalID);
+                dwell = dwellModule.GetDwell(land);
             ParcelInfoReplyPacket reply = (ParcelInfoReplyPacket)PacketPool.Instance.GetPacket(PacketType.ParcelInfoReply);
             reply.AgentData.AgentID = m_agentId;
             reply.Data.ParcelID = parcelID;
diff --git a/OpenSim/Region/CoreModules/World/Land/DwellModule.cs b/OpenSim/Region/CoreModules/World/Land/DwellModule.cs
index 5f1eab2..55a341e 100644
--- a/OpenSim/Region/CoreModules/World/Land/DwellModule.cs
+++ b/OpenSim/Region/CoreModules/World/Land/DwellModule.cs
@@ -53,7 +53,7 @@ using GridRegion = OpenSim.Services.Interfaces.GridRegion;
 namespace OpenSim.Region.CoreModules.World.Land
 {
     [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "DefaultDwellModule")]
-    public class DefaultDwellModule : IDwellModule, INonSharedRegionModule
+    public class DefaultDwellModule : INonSharedRegionModule, IDwellModule
     {
         private Scene m_scene;
         private IConfigSource m_Config;
@@ -88,16 +88,21 @@ namespace OpenSim.Region.CoreModules.World.Land
                 return;
 
             m_scene = scene;
-
-            m_scene.EventManager.OnNewClient += OnNewClient;
+            m_scene.RegisterModuleInterface<IDwellModule>(this);
         }
 
         public void RegionLoaded(Scene scene)
         {
+            if (!m_Enabled)
+                return;
+            m_scene.EventManager.OnNewClient += OnNewClient;
         }
 
         public void RemoveRegion(Scene scene)
         {
+            if (!m_Enabled)
+                return;
+            m_scene.EventManager.OnNewClient -= OnNewClient;
         }
 
         public void Close()
@@ -115,15 +120,26 @@ namespace OpenSim.Region.CoreModules.World.Land
             if (parcel == null)
                 return;
 
-            client.SendParcelDwellReply(localID, parcel.LandData.GlobalID, parcel.LandData.Dwell);
+            LandData land = parcel.LandData;
+            if(land!= null)
+                client.SendParcelDwellReply(localID, land.GlobalID, land.Dwell);
         }
 
+
         public int GetDwell(UUID parcelID)
         {
             ILandObject parcel = m_scene.LandChannel.GetLandObject(parcelID);
             if (parcel != null && parcel.LandData != null)
-               return (int)parcel.LandData.Dwell;
+               return (int)(parcel.LandData.Dwell + 0.5f);
+            return 0;
+        }
+
+        public int GetDwell(LandData land)
+        {
+            if (land != null)
+               return (int)(land.Dwell + 0.5f);
             return 0;
         }
+
     }
 }
diff --git a/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs b/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
index e1f2975..ce982a2 100644
--- a/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
+++ b/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
@@ -439,15 +439,6 @@ namespace OpenSim.Region.CoreModules.World.Land
                 if (parcelAvatarIsEntering != null &&
                     avatar.currentParcelUUID != parcelAvatarIsEntering.LandData.GlobalID)
                 {
-                    if(!avatar.IsNPC && avatar.currentParcelUUID != UUID.Zero)
-                    {
-                        ILandObject last = GetLandObject(avatar.currentParcelUUID);
-                        if(last != null)
-                        {
-
-                        }
-                    }
-
                     SendLandUpdate(avatar, parcelAvatarIsEntering);
                     avatar.currentParcelUUID = parcelAvatarIsEntering.LandData.GlobalID;
                     EnforceBans(parcelAvatarIsEntering, avatar);
@@ -602,10 +593,8 @@ namespace OpenSim.Region.CoreModules.World.Land
         /// The land object being added.
         /// Will return null if this overlaps with an existing parcel that has not had its bitmap adjusted.
         /// </param>
-        public ILandObject AddLandObject(ILandObject land)
+        public ILandObject AddLandObject(ILandObject new_land)
         {
-            ILandObject new_land = land.Copy();
-
             // Only now can we add the prim counts to the land object - we rely on the global ID which is generated
             // as a random UUID inside LandData initialization
             if (m_primCountModule != null)
@@ -1621,8 +1610,7 @@ namespace OpenSim.Region.CoreModules.World.Land
 
         private void IncomingLandObjectFromStorage(LandData data)
         {
-            ILandObject new_land = new LandObject(data.OwnerID, data.IsGroupOwned, m_scene);
-            new_land.LandData = data.Copy();
+            ILandObject new_land = new LandObject(data.OwnerID, data.IsGroupOwned, m_scene, data);
 
             new_land.SetLandBitmapFromByteArray();
             AddLandObject(new_land);
diff --git a/OpenSim/Region/CoreModules/World/Land/LandObject.cs b/OpenSim/Region/CoreModules/World/Land/LandObject.cs
index 2b5cb31..cb54184 100644
--- a/OpenSim/Region/CoreModules/World/Land/LandObject.cs
+++ b/OpenSim/Region/CoreModules/World/Land/LandObject.cs
@@ -270,7 +270,7 @@ namespace OpenSim.Region.CoreModules.World.Land
             m_scene = scene;
         }
 
-        public LandObject(UUID owner_id, bool is_group_owned, Scene scene)
+        public LandObject(UUID owner_id, bool is_group_owned, Scene scene, LandData data = null)
         {
             m_scene = scene;
             if (m_scene == null)
@@ -278,12 +278,17 @@ namespace OpenSim.Region.CoreModules.World.Land
             else
                 LandBitmap = new bool[m_scene.RegionInfo.RegionSizeX / landUnit, m_scene.RegionInfo.RegionSizeY / landUnit];
 
-            LandData = new LandData();
+            if(data == null)
+                LandData = new LandData();
+            else
+                LandData = data;
+
             LandData.OwnerID = owner_id;
             if (is_group_owned)
                 LandData.GroupID = owner_id;
             else
                 LandData.GroupID = UUID.Zero;
+            
             LandData.IsGroupOwned = is_group_owned;
 
             m_scene.EventManager.OnFrame += OnFrame;
@@ -1812,6 +1817,37 @@ namespace OpenSim.Region.CoreModules.World.Land
                 ExpireAccessList();
                 m_expiryCounter = 0;
             }
+
+            // need to update dwell here bc landdata has no parent info
+            if(LandData != null)
+            {
+                double now = Util.GetTimeStampMS();
+                double elapsed = now - LandData.LastDwellTimeMS;
+                if(elapsed > 150000) //2.5 minutes resolution / throttle
+                {
+                    float dwell = LandData.Dwell;
+                    double cur = dwell * 60000.0;
+                    double decay = 1.5e-8 * cur * elapsed;
+                    cur -= decay;
+                    if(cur < 0)
+                        cur = 0;
+
+                    UUID lgid = LandData.GlobalID;
+                    m_scene.ForEachRootScenePresence(delegate(ScenePresence sp)
+                    {
+                        if(sp.IsNPC || sp.IsLoggingIn || sp.IsDeleted || sp.currentParcelUUID != lgid)
+                            return;
+                        cur += (now - sp.ParcelDwellTickMS);
+                        sp.ParcelDwellTickMS = now;
+                    });
+                
+                    float newdwell = (float)(cur * 1.666666666667e-5); 
+                    LandData.Dwell = newdwell;
+
+                    if(Math.Abs(newdwell - dwell) > 1.0)
+                        m_scene.EventManager.TriggerLandObjectAdded(this);
+                }
+            }
         }
 
         private void ExpireAccessList()
diff --git a/OpenSim/Region/Framework/Interfaces/IDwellModule.cs b/OpenSim/Region/Framework/Interfaces/IDwellModule.cs
index db50439..ebef5a4 100644
--- a/OpenSim/Region/Framework/Interfaces/IDwellModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/IDwellModule.cs
@@ -33,5 +33,6 @@ namespace OpenSim.Region.Framework.Interfaces
     public interface IDwellModule
     {
         int GetDwell(UUID parcelID);
+        int GetDwell(LandData land);
     }
 }
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 6d4cb52..805c9ad 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -170,6 +170,7 @@ namespace OpenSim.Region.Framework.Scenes
         private bool m_previusParcelHide = false;
         private bool m_currentParcelHide = false;
         private object parcelLock = new Object();
+        public double ParcelDwellTickMS;
 
         public UUID currentParcelUUID
         {
@@ -182,6 +183,7 @@ namespace OpenSim.Region.Framework.Scenes
                     bool checksame = true;
                     if (value != m_currentParcelUUID)
                     {
+                        ParcelDwellTickMS = Util.GetTimeStampMS();
                         m_previusParcelHide = m_currentParcelHide;
                         m_previusParcelUUID = m_currentParcelUUID;
                         checksame = false;
@@ -2141,6 +2143,7 @@ namespace OpenSim.Region.Framework.Scenes
                 m_previusParcelUUID = UUID.Zero;
                 m_currentParcelHide = false;
                 m_currentParcelUUID = UUID.Zero;
+                ParcelDwellTickMS = Util.GetTimeStampMS();
 
                 if(!IsNPC)
                 {