3 files changed, 128 insertions, 24 deletions

diff --git a/OpenSim/Framework/AvatarAppearance.cs b/OpenSim/Framework/AvatarAppearance.cs
index 17e4eb4..a4bb765 100644
--- a/OpenSim/Framework/AvatarAppearance.cs
+++ b/OpenSim/Framework/AvatarAppearance.cs
@@ -35,6 +35,104 @@ using log4net;
 
 namespace OpenSim.Framework
 {
+    // A special dictionary for avatar appearance
+    public struct LayerItem
+    {
+        public UUID ItemID;
+        public UUID AssetID;
+
+        public LayerItem(UUID itemID, UUID assetID)
+        {
+            ItemID = itemID;
+            AssetID = assetID;
+        }
+    }
+
+    public class Layer
+    {
+        protected int m_layerType;
+        protected Dictionary<UUID, UUID> m_items = new Dictionary<UUID, UUID>();
+        protected List<UUID> m_ids = new List<UUID>();
+
+        public Layer(int type)
+        {
+            m_layerType = type;
+        }
+
+        public int LayerType
+        {
+            get { return m_layerType; }
+        }
+
+        public int Count
+        {
+            get { return m_ids.Count; }
+        }
+
+        public void Add(UUID itemID, UUID assetID)
+        {
+            if (m_items.ContainsKey(itemID))
+                return;
+            if (m_ids.Count >= 5)
+                return;
+
+            m_ids.Add(itemID);
+            m_items[itemID] = assetID;
+        }
+
+        public void Wear(UUID itemID, UUID assetID)
+        {
+            Clear();
+            Add(itemID, assetID);
+        }
+
+        public void Clear()
+        {
+            m_ids.Clear();
+            m_items.Clear();
+        }
+
+        public void RemoveItem(UUID itemID)
+        {
+            if (m_items.ContainsKey(itemID))
+            {
+                m_ids.Remove(itemID);
+                m_items.Remove(itemID);
+            }
+        }
+
+        public void RemoveAsset(UUID assetID)
+        {
+            UUID itemID = UUID.Zero;
+
+            foreach (KeyValuePair<UUID, UUID> kvp in m_items)
+            {
+                if (kvp.Value == assetID)
+                {
+                    itemID = kvp.Key;
+                    break;
+                }
+            }
+
+            if (itemID != UUID.Zero)
+            {
+                m_ids.Remove(itemID);
+                m_items.Remove(itemID);
+            }
+        }
+
+        public LayerItem this [int idx]
+        {
+            get
+            {
+                if (idx >= m_ids.Count || idx < 0)
+                    return new LayerItem(UUID.Zero, UUID.Zero);
+
+                return new LayerItem(m_ids[idx], m_items[m_ids[idx]]);
+            }
+        }
+    }
+
     /// <summary>
     /// Contains the Avatar's Appearance and methods to manipulate the appearance.
     /// </summary>
@@ -1460,4 +1558,4 @@ namespace OpenSim.Framework
         }
         #endregion
     }
-}
\ No newline at end of file
+}
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index d4d6979..9402f8b 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -2923,9 +2923,8 @@ namespace OpenSim.Region.Framework.Scenes
 
         public void CopyTo(AgentData cAgent)
         {
-// DEBUG ON
-            m_log.ErrorFormat("[SCENEPRESENCE] CALLING COPYTO");
-// DEBUG OFF
+            cAgent.CallbackURI = m_callbackURI;
+
             cAgent.AgentID = UUID;
             cAgent.RegionID = Scene.RegionInfo.RegionID;
 
diff --git a/OpenSim/Services/GridService/HypergridLinker.cs b/OpenSim/Services/GridService/HypergridLinker.cs
index b86fb6f..a67404f 100644
--- a/OpenSim/Services/GridService/HypergridLinker.cs
+++ b/OpenSim/Services/GridService/HypergridLinker.cs
@@ -27,6 +27,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Net;
 using System.Reflection;
 using System.Xml;
@@ -154,6 +155,11 @@ namespace OpenSim.Services.GridService
         // From the command line link-region
         public GridRegion TryLinkRegionToCoords(UUID scopeID, string mapName, int xloc, int yloc, out string reason)
         {
+            return TryLinkRegionToCoords(scopeID, mapName, xloc, yloc, UUID.Zero, out reason);
+        }
+
+        public GridRegion TryLinkRegionToCoords(UUID scopeID, string mapName, int xloc, int yloc, UUID ownerID, out string reason)
+        {
             reason = string.Empty;
             string host = "127.0.0.1";
             string portstr;
@@ -189,7 +195,7 @@ namespace OpenSim.Services.GridService
             //}
 
             GridRegion regInfo;
-            bool success = TryCreateLink(scopeID, xloc, yloc, regionName, port, host, out regInfo, out reason);
+            bool success = TryCreateLink(scopeID, xloc, yloc, regionName, port, host, ownerID, out regInfo, out reason);
             if (success)
             {
                 regInfo.RegionName = mapName;
@@ -202,7 +208,8 @@ namespace OpenSim.Services.GridService
 
         // From the command line and the 2 above
         public bool TryCreateLink(UUID scopeID, int xloc, int yloc,
-            string externalRegionName, uint externalPort, string externalHostName, out GridRegion regInfo, out string reason)
+            string externalRegionName, uint externalPort, string externalHostName, UUID ownerID,
+            out GridRegion regInfo, out string reason)
         {
             m_log.DebugFormat("[HYPERGRID LINKER]: Link to {0}:{1}:{2}, in {3}-{4}", externalHostName, externalPort, externalRegionName, xloc, yloc);
 
@@ -214,12 +221,22 @@ namespace OpenSim.Services.GridService
             regInfo.RegionLocX = xloc;
             regInfo.RegionLocY = yloc;
             regInfo.ScopeID = scopeID;
+            regInfo.EstateOwner = ownerID;
 
             // Big HACK for Simian Grid !!!
             // We need to clean up all URLs used in OpenSim !!!
             if (externalHostName.Contains("/"))
                 regInfo.ServerURI = externalHostName;
 
+            // Check for free coordinates
+            GridRegion region = m_GridService.GetRegionByPosition(regInfo.ScopeID, regInfo.RegionLocX, regInfo.RegionLocY);
+            if (region != null)
+            {
+                m_log.WarnFormat("[HYPERGRID LINKER]: Coordinates {0}-{1} are already occupied by region {2} with uuid {3}", regInfo.RegionLocX, regInfo.RegionLocY, region.RegionName, region.RegionID);
+                reason = "Coordinates are already in use";
+                return false;
+            }
+
             try
             {
                 regInfo.InternalEndPoint = new IPEndPoint(IPAddress.Parse("0.0.0.0"), (int)0);
@@ -241,11 +258,11 @@ namespace OpenSim.Services.GridService
 
             if (regionID != UUID.Zero)
             {
-                GridRegion r = m_GridService.GetRegionByUUID(scopeID, regionID);
-                if (r != null)
+                region = m_GridService.GetRegionByUUID(scopeID, regionID);
+                if (region != null)
                 {
-                    m_log.DebugFormat("[HYPERGRID LINKER]: Region already exists in coordinates {0} {1}", r.RegionLocX / Constants.RegionSize, r.RegionLocY / Constants.RegionSize);
-                    regInfo = r;
+                    m_log.DebugFormat("[HYPERGRID LINKER]: Region already exists in coordinates {0} {1}", region.RegionLocX / Constants.RegionSize, region.RegionLocY / Constants.RegionSize);
+                    regInfo = region;
                     return true;
                 }
 
@@ -355,17 +372,8 @@ namespace OpenSim.Services.GridService
             {
                 // Check for regions which are not linked regions
                 List<GridRegion> hyperlinks = m_GridService.GetHyperlinks(m_ScopeID);
-                // would like to use .Except, but doesn't seem to exist
-                //IEnumerable<GridRegion> availableRegions = regions.Except(hyperlinks);
-                List<GridRegion> availableRegions = regions.FindAll(delegate(GridRegion region) 
-                {
-                    // Ewww! n^2
-                    if (hyperlinks.Find(delegate(GridRegion r) { return r.RegionID == region.RegionID; }) == null) // not hyperlink. good.
-                        return true;
-
-                    return false;
-                });
-                if (availableRegions.Count == 0)
+                IEnumerable<GridRegion> availableRegions = regions.Except(hyperlinks);
+                if (availableRegions.Count() == 0)
                     return false;
             }
 
@@ -529,7 +537,7 @@ namespace OpenSim.Services.GridService
                     xloc = xloc * (int)Constants.RegionSize;
                     yloc = yloc * (int)Constants.RegionSize;
                     string reason = string.Empty;
-                    if (TryCreateLink(UUID.Zero, xloc, yloc, "", externalPort, externalHostName, out regInfo, out reason))
+                    if (TryCreateLink(UUID.Zero, xloc, yloc, "", externalPort, externalHostName, UUID.Zero, out regInfo, out reason))
                     {
                         if (cmdparams.Length >= 5)
                         {
@@ -631,8 +639,7 @@ namespace OpenSim.Services.GridService
                 xloc = xloc * (int)Constants.RegionSize;
                 yloc = yloc * (int)Constants.RegionSize;
                 string reason = string.Empty;
-                if (TryCreateLink(UUID.Zero, xloc, yloc, "", externalPort,
-                                                     externalHostName, out regInfo, out reason))
+                if (TryCreateLink(UUID.Zero, xloc, yloc, "", externalPort, externalHostName, UUID.Zero, out regInfo, out reason))
                 {
                     regInfo.RegionName = config.GetString("localName", "");
                 }