* Extract and boil down necessary texture UUIDs for an archive of the scene prims

* no user functionality yet

OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs

@@ -133,7 +133,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         protected virtual void CreatePacketServer()
         {
-            LLPacketServer packetServer = new LLPacketServer(this);
+            new LLPacketServer(this);
         }
 
         protected virtual void OnReceivedData(IAsyncResult result)

OpenSim/Region/Environment/Modules/World/Archiver/ArchiverModule.cs

@@ -30,6 +30,7 @@ using OpenSim.Region.Environment.Modules.World.Serialiser;
 using OpenSim.Region.Environment.Scenes;
 using System.Collections.Generic;
 using System.Reflection;
+using libsecondlife;
 using log4net;
 using Nini.Config;
 
@@ -71,12 +72,23 @@ namespace OpenSim.Region.Environment.Modules.World.Archiver
         public void ArchiveRegion(string savePath)
         {
             m_log.Warn("[ARCHIVER]: Archive region not yet implemented");
+            
+            Dictionary<LLUUID, int> textureUuids = new Dictionary<LLUUID, int>(); 
 
             List<EntityBase> entities = m_scene.GetEntities();
 
             foreach (EntityBase entity in entities)
             {
-
+                if (entity is SceneObjectGroup)
+                {
+                    SceneObjectGroup sceneObject = (SceneObjectGroup)entity;
+                    
+                    foreach (SceneObjectPart part in sceneObject.GetParts())
+                    {
+                        LLUUID texture = new LLUUID(part.Shape.TextureEntry, 0);
+                        textureUuids[texture] = 1;
+                    }
+                }                
             }
 
             string serEntities = SerializeObjects(entities);
@@ -84,6 +96,7 @@ namespace OpenSim.Region.Environment.Modules.World.Archiver
             if (serEntities != null && serEntities.Length > 0)
             {
                 m_log.DebugFormat("[ARCHIVER]: Successfully got serialization for {0} entities", entities.Count);
+                m_log.DebugFormat("[ARCHIVER]: Requiring save of {0} textures", textureUuids.Count);
             }
         }
 

OpenSim/Region/Environment/Scenes/Scene.cs

@@ -197,6 +197,14 @@ namespace OpenSim.Region.Environment.Scenes
         //            set { m_innerScene.SceneObjects = value; }
         //        }
 
+        /// <summary>
+        /// The dictionary of all entities in this scene.  The contents of this dictionary may be changed at any time.
+        /// If you wish to add or remove entities, please use the appropriate method for that entity rather than
+        /// editing this dictionary directly. 
+        /// 
+        /// If you want a list of entities where the list itself is guaranteed not to change, please use 
+        /// GetEntities()
+        /// </summary>
         public Dictionary<LLUUID, EntityBase> Entities
         {
             get { return m_innerScene.Entities; }

OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs

@@ -92,8 +92,6 @@ namespace OpenSim.Region.Environment.Scenes
         public bool HasGroupChanged = false;
         public float scriptScore = 0f;
 
-
-
         private LLVector3 lastPhysGroupPos;
         private LLQuaternion lastPhysGroupRot;
 
@@ -2054,6 +2052,12 @@ namespace OpenSim.Region.Environment.Scenes
             }
         }
 
+        /// <summary>
+        /// Get the parts of this scene object
+        /// </summary>
+        /// <returns>
+        /// A <see cref="SceneObjectPart"/>
+        /// </returns>
         public SceneObjectPart[] GetParts()
         {
             int numParts = Children.Count;

OpenSim/Region/Environment/Scenes/SceneObjectPart.cs

@@ -85,7 +85,6 @@ namespace OpenSim.Region.Environment.Scenes
     [Serializable]
     public partial class SceneObjectPart : IScriptHost, ISerializable
     {
-
         [XmlIgnore] public PhysicsActor PhysActor = null;
 
         public LLUUID LastOwnerID;
@@ -103,7 +102,6 @@ namespace OpenSim.Region.Environment.Scenes
         [XmlIgnore] private LLObject.ObjectFlags LocalFlags = LLObject.ObjectFlags.None;
         [XmlIgnore] public bool DIE_AT_EDGE = false;
 
-
         [XmlIgnore] public bool m_IsAttachment = false;
         [XmlIgnore] public uint m_attachmentPoint = (byte)0;
         [XmlIgnore] public LLUUID m_attachedAvatar = LLUUID.Zero;
@@ -700,7 +698,6 @@ namespace OpenSim.Region.Environment.Scenes
             get { return m_shape; }
             set
             {
-
                 m_shape = value;
                 TriggerScriptChangedEvent(Changed.SHAPE);
             }
@@ -1949,6 +1946,7 @@ namespace OpenSim.Region.Environment.Scenes
         public void UpdateExtraParam(ushort type, bool inUse, byte[] data)
         {
             m_shape.ReadInUpdateExtraParam(type, inUse, data);
+            
             if (type == 0x30)
             {
                 if (m_shape.SculptEntry && m_shape.SculptTexture != LLUUID.Zero)
@@ -1957,9 +1955,10 @@ namespace OpenSim.Region.Environment.Scenes
                     m_parentGroup.Scene.AssetCache.GetAsset(m_shape.SculptTexture, SculptTextureCallback, true);
                 }
             }
+            
             ScheduleFullUpdate();
-
         }
+        
         public void SculptTextureCallback(LLUUID textureID, AssetBase texture)
         {
             if (m_shape.SculptEntry)