4 files changed, 77 insertions, 1 deletions

diff --git a/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs b/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs
index cc7885a..b40d24f 100644
--- a/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/IJsonStoreModule.cs
@@ -31,6 +31,16 @@ using OpenMetaverse;
 
 namespace OpenSim.Region.Framework.Interfaces
 {
+    // these could be expanded at some point to provide more type information
+    // for now value accounts for all base types
+    public enum JsonStoreNodeType
+    {
+        Undefined = 0,
+        Object = 1,
+        Array = 2,
+        Value = 3
+    }
+    
     public delegate void TakeValueCallback(string s);
 
     public interface IJsonStoreModule
@@ -38,13 +48,18 @@ namespace OpenSim.Region.Framework.Interfaces
         bool AttachObjectStore(UUID objectID);
         bool CreateStore(string value, ref UUID result);
         bool DestroyStore(UUID storeID);
+
+        JsonStoreNodeType GetPathType(UUID storeID, string path);
         bool TestStore(UUID storeID);
         bool TestPath(UUID storeID, string path, bool useJson);
+
         bool SetValue(UUID storeID, string path, string value, bool useJson);
         bool RemoveValue(UUID storeID, string path);
         bool GetValue(UUID storeID, string path, bool useJson, out string value);
 
         void TakeValue(UUID storeID, string path, bool useJson, TakeValueCallback cback);
         void ReadValue(UUID storeID, string path, bool useJson, TakeValueCallback cback);
+
+        int GetArrayLength(UUID storeID, string path);
     }
 }
diff --git a/OpenSim/Region/Framework/Interfaces/ISimulatorFeaturesModule.cs b/OpenSim/Region/Framework/Interfaces/ISimulatorFeaturesModule.cs
index 8cef14e..6effcc1 100644
--- a/OpenSim/Region/Framework/Interfaces/ISimulatorFeaturesModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/ISimulatorFeaturesModule.cs
@@ -26,18 +26,22 @@
  */
 
 using System;
+using OpenMetaverse;
 using OpenMetaverse.StructuredData;
 
 namespace OpenSim.Region.Framework.Interfaces
 {
+    public delegate void SimulatorFeaturesRequestDelegate(UUID agentID, ref OSDMap features);
+
     /// <summary>
     /// Add remove or retrieve Simulator Features that will be given to a viewer via the SimulatorFeatures capability.
     /// </summary>
     public interface ISimulatorFeaturesModule
     {
+        event SimulatorFeaturesRequestDelegate OnSimulatorFeaturesRequest;
         void AddFeature(string name, OSD value);
         bool RemoveFeature(string name);
         bool TryGetFeature(string name, out OSD value);
         OSDMap GetFeatures();
     }
-}
\ No newline at end of file
+}
diff --git a/OpenSim/Region/Framework/Scenes/EventManager.cs b/OpenSim/Region/Framework/Scenes/EventManager.cs
index 9ee1520..59d0148 100644
--- a/OpenSim/Region/Framework/Scenes/EventManager.cs
+++ b/OpenSim/Region/Framework/Scenes/EventManager.cs
@@ -791,6 +791,19 @@ namespace OpenSim.Region.Framework.Scenes
         public delegate void ObjectBeingRemovedFromScene(SceneObjectGroup obj);
 
         /// <summary>
+        /// Triggered when an object is placed into the physical scene (PhysicsActor created).
+        /// </summary>
+        public event Action<SceneObjectPart> OnObjectAddedToPhysicalScene;
+        /// <summary>
+        /// Triggered when an object is removed from the physical scene (PhysicsActor destroyed).
+        /// </summary>
+        /// <remarks>
+        /// Note: this is triggered just before the PhysicsActor is removed from the
+        /// physics engine so the receiver can do any necessary cleanup before its destruction.
+        /// </remarks>
+        public event Action<SceneObjectPart> OnObjectRemovedFromPhysicalScene;
+
+        /// <summary>
         /// Triggered when an object is removed from the scene.
         /// </summary>
         /// <remarks>
@@ -1516,6 +1529,48 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        public void TriggerObjectAddedToPhysicalScene(SceneObjectPart obj)
+        {
+            Action<SceneObjectPart> handler = OnObjectAddedToPhysicalScene;
+            if (handler != null)
+            {
+                foreach (Action<SceneObjectPart> d in handler.GetInvocationList())
+                {
+                    try
+                    {
+                        d(obj);
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.ErrorFormat(
+                            "[EVENT MANAGER]: Delegate for TriggerObjectAddedToPhysicalScene failed - continuing.  {0} {1}", 
+                            e.Message, e.StackTrace);
+                    }
+                }
+            }
+        }
+
+        public void TriggerObjectRemovedFromPhysicalScene(SceneObjectPart obj)
+        {
+            Action<SceneObjectPart> handler = OnObjectRemovedFromPhysicalScene;
+            if (handler != null)
+            {
+                foreach (Action<SceneObjectPart> d in handler.GetInvocationList())
+                {
+                    try
+                    {
+                        d(obj);
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.ErrorFormat(
+                            "[EVENT MANAGER]: Delegate for TriggerObjectRemovedFromPhysicalScene failed - continuing.  {0} {1}", 
+                            e.Message, e.StackTrace);
+                    }
+                }
+            }
+        }
+
         public void TriggerShutdown()
         {
             Action handlerShutdown = OnShutdown;
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 9b29973..cce8b21 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -4316,6 +4316,7 @@ namespace OpenSim.Region.Framework.Scenes
             }
 
             PhysActor = pa;
+            ParentGroup.Scene.EventManager.TriggerObjectAddedToPhysicalScene(this);
         }
 
         /// <summary>
@@ -4328,6 +4329,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </remarks>
         public void RemoveFromPhysics()
         {
+            ParentGroup.Scene.EventManager.TriggerObjectRemovedFromPhysicalScene(this);
             ParentGroup.Scene.PhysicsScene.RemovePrim(PhysActor);
             PhysActor = null;
         }