Backport the fixes to WebFetchInventoryDescendents to the UDP

InventoryDescendents packet. Testing has shown that UDP inventory now
works flawlessly and, unlike CAPS inventory, doesn't download the entire
agent inventory on start. Neither does it incessantly re-request folder
NULL_KEY. Therefore, I have disabled CAPS inventory.

12 files changed, 112 insertions, 161 deletions

diff --git a/OpenSim/Client/MXP/ClientStack/MXPClientView.cs b/OpenSim/Client/MXP/ClientStack/MXPClientView.cs
index 204603d..3c3c247 100644
--- a/OpenSim/Client/MXP/ClientStack/MXPClientView.cs
+++ b/OpenSim/Client/MXP/ClientStack/MXPClientView.cs
@@ -1052,7 +1052,7 @@ namespace OpenSim.Client.MXP.ClientStack
         {
         }
 
-        public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items, List<InventoryFolderBase> folders, bool fetchFolders, bool fetchItems)
+        public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items, List<InventoryFolderBase> folders, int version, bool fetchFolders, bool fetchItems)
         {
             // Need to translate to MXP somehow
         }
diff --git a/OpenSim/Client/VWoHTTP/ClientStack/VWHClientView.cs b/OpenSim/Client/VWoHTTP/ClientStack/VWHClientView.cs
index 4a54c67..81ebf31 100644
--- a/OpenSim/Client/VWoHTTP/ClientStack/VWHClientView.cs
+++ b/OpenSim/Client/VWoHTTP/ClientStack/VWHClientView.cs
@@ -606,7 +606,7 @@ namespace OpenSim.Client.VWoHTTP.ClientStack
             throw new System.NotImplementedException();
         }
 
-        public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items, List<InventoryFolderBase> folders, bool fetchFolders, bool fetchItems)
+        public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items, List<InventoryFolderBase> folders, int version, bool fetchFolders, bool fetchItems)
         {
             throw new System.NotImplementedException();
         }
diff --git a/OpenSim/Framework/Capabilities/Caps.cs b/OpenSim/Framework/Capabilities/Caps.cs
index 1dfb2d4..ccfe800 100644
--- a/OpenSim/Framework/Capabilities/Caps.cs
+++ b/OpenSim/Framework/Capabilities/Caps.cs
@@ -208,7 +208,7 @@ namespace OpenSim.Framework.Capabilities
                 // As of RC 1.22.9 of the Linden client this is
                 // supported
 
-                m_capsHandlers["WebFetchInventoryDescendents"] =new RestStreamHandler("POST", capsBase + m_fetchInventoryPath, FetchInventoryDescendentsRequest);
+                //m_capsHandlers["WebFetchInventoryDescendents"] =new RestStreamHandler("POST", capsBase + m_fetchInventoryPath, FetchInventoryDescendentsRequest);
 
                 // justincc: I've disabled the CAPS service for now to fix problems with selecting textures, and
                 // subsequent inventory breakage, in the edit object pane (such as mantis 1085).  This requires
diff --git a/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs b/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs
index aa71536..6648c36 100644
--- a/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs
+++ b/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs
@@ -679,7 +679,7 @@ namespace OpenSim.Framework.Communications.Cache
         /// <param name="fetchFolders"></param>
         /// <param name="fetchItems"></param>
         /// <returns>true if the request was queued or successfully processed, false otherwise</returns>
-        public bool SendInventoryDecendents(IClientAPI client, UUID folderID, bool fetchFolders, bool fetchItems)
+        public bool SendInventoryDecendents(IClientAPI client, UUID folderID, int version, bool fetchFolders, bool fetchItems)
         {
             if (m_hasReceivedInventory)
             {
@@ -693,7 +693,7 @@ namespace OpenSim.Framework.Communications.Cache
 
                     client.SendInventoryFolderDetails(
                         client.AgentId, folderID, folder.RequestListOfItems(),
-                        folder.RequestListOfFolders(), fetchFolders, fetchItems);
+                        folder.RequestListOfFolders(), version, fetchFolders, fetchItems);
 
                     return true;
                 }
diff --git a/OpenSim/Framework/IClientAPI.cs b/OpenSim/Framework/IClientAPI.cs
index d304345..0f88b93 100644
--- a/OpenSim/Framework/IClientAPI.cs
+++ b/OpenSim/Framework/IClientAPI.cs
@@ -1124,7 +1124,7 @@ namespace OpenSim.Framework
         void ReprioritizeUpdates(StateUpdateTypes type, UpdatePriorityHandler handler);
 
         void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items,
-                                        List<InventoryFolderBase> folders, bool fetchFolders,
+                                        List<InventoryFolderBase> folders, int version, bool fetchFolders,
                                         bool fetchItems);
 
         void FlushPrimUpdates();
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
index db0c3b8..bd5df19 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs
@@ -1251,7 +1251,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         /// <param name="fetchFolders">Do we need to send folder information?</param>
         /// <param name="fetchItems">Do we need to send item information?</param>
         public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items,
-                                               List<InventoryFolderBase> folders,
+                                               List<InventoryFolderBase> folders, int version,
                                                bool fetchFolders, bool fetchItems)
         {
             // An inventory descendents packet consists of a single agent section and an inventory details
@@ -1266,172 +1266,104 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             // 6 to 7 items at a time, so let's stick with 6
             int MAX_ITEMS_PER_PACKET = 6;
 
-            //Ckrinke This variable is not used, so comment out to remove the warning from the compiler (3-21-08)
-            //Ckrinke            uint FULL_MASK_PERMISSIONS = 2147483647;
-
+            int totalItems = fetchItems ? items.Count : 0;
+            int totalFolders = fetchFolders ? folders.Count : 0;
             int itemsSent = 0;
-            if (fetchItems)
-            {
-                InventoryDescendentsPacket descend = CreateInventoryDescendentsPacket(ownerID, folderID);
-
-                if (items.Count < MAX_ITEMS_PER_PACKET)
-                {
-                    descend.ItemData = new InventoryDescendentsPacket.ItemDataBlock[items.Count];
-                }
-                else
-                {
-                    descend.ItemData = new InventoryDescendentsPacket.ItemDataBlock[MAX_ITEMS_PER_PACKET];
-                }
+            int foldersSent = 0;
+            int foldersToSend = 0;
+            int itemsToSend = 0;
 
-                // Descendents must contain the *total* number of descendents (plus folders, whether we
-                // fetch them or not), not the number of entries we send in this packet. For consistency,
-                // I'll use it for folder-requests, too, although I wasn't able to get one with
-                // FetchFolders = true.
-                // TODO this should be checked with FetchFolders = true
-                descend.AgentData.Descendents = items.Count + folders.Count;
+            InventoryDescendentsPacket currentPacket = null;
 
-                int count = 0;
-                int i = 0;
-                foreach (InventoryItemBase item in items)
+            // Handle empty folders
+            //
+            if (totalItems == 0 && totalFolders == 0)
+                currentPacket = CreateInventoryDescendentsPacket(ownerID, folderID, version, 0, 0);
+            
+            // To preserve SL compatibility, we will NOT combine folders and items in one packet
+            //
+            while(itemsSent < totalItems || foldersSent < totalFolders)
+            {
+                if (currentPacket == null) // Start a new packet
                 {
-                    descend.ItemData[i] = new InventoryDescendentsPacket.ItemDataBlock();
-                    descend.ItemData[i].ItemID = item.ID;
-                    descend.ItemData[i].AssetID = item.AssetID;
-                    descend.ItemData[i].CreatorID = item.CreatorIdAsUuid;
-                    descend.ItemData[i].BaseMask = item.BasePermissions;
-                    descend.ItemData[i].Description = Util.StringToBytes256(item.Description);
-                    descend.ItemData[i].EveryoneMask = item.EveryOnePermissions;
-                    descend.ItemData[i].OwnerMask = item.CurrentPermissions;
-                    descend.ItemData[i].FolderID = item.Folder;
-                    descend.ItemData[i].InvType = (sbyte)item.InvType;
-                    descend.ItemData[i].Name = Util.StringToBytes256(item.Name);
-                    descend.ItemData[i].NextOwnerMask = item.NextPermissions;
-                    descend.ItemData[i].OwnerID = item.Owner;
-                    descend.ItemData[i].Type = (sbyte)item.AssetType;
-
-                    descend.ItemData[i].GroupID = item.GroupID;
-                    descend.ItemData[i].GroupOwned = item.GroupOwned;
-                    descend.ItemData[i].GroupMask = item.GroupPermissions;
-                    descend.ItemData[i].CreationDate = item.CreationDate;
-                    descend.ItemData[i].SalePrice = item.SalePrice;
-                    descend.ItemData[i].SaleType = item.SaleType;
-                    descend.ItemData[i].Flags = item.Flags;
-
-                    descend.ItemData[i].CRC =
-                        Helpers.InventoryCRC(descend.ItemData[i].CreationDate, descend.ItemData[i].SaleType,
-                                             descend.ItemData[i].InvType, descend.ItemData[i].Type,
-                                             descend.ItemData[i].AssetID, descend.ItemData[i].GroupID,
-                                             descend.ItemData[i].SalePrice,
-                                             descend.ItemData[i].OwnerID, descend.ItemData[i].CreatorID,
-                                             descend.ItemData[i].ItemID, descend.ItemData[i].FolderID,
-                                             descend.ItemData[i].EveryoneMask,
-                                             descend.ItemData[i].Flags, descend.ItemData[i].OwnerMask,
-                                             descend.ItemData[i].GroupMask, item.CurrentPermissions);
-
-                    i++;
-                    count++;
-                    itemsSent++;
-                    if (i == MAX_ITEMS_PER_PACKET)
-                    {
-                        descend.Header.Zerocoded = true;
-                        AddNullFolderBlockToDecendentsPacket(ref descend);
-                        OutPacket(descend, ThrottleOutPacketType.Asset);
-
-                        if ((items.Count - count) > 0)
-                        {
-                            descend = CreateInventoryDescendentsPacket(ownerID, folderID);
-                            if ((items.Count - count) < MAX_ITEMS_PER_PACKET)
-                            {
-                                descend.ItemData = new InventoryDescendentsPacket.ItemDataBlock[items.Count - count];
-                            }
-                            else
-                            {
-                                descend.ItemData = new InventoryDescendentsPacket.ItemDataBlock[MAX_ITEMS_PER_PACKET];
-                            }
-                            descend.AgentData.Descendents = items.Count + folders.Count;
-                            i = 0;
-                        }
+                    foldersToSend = totalFolders - foldersSent;
+                    if (foldersToSend > MAX_ITEMS_PER_PACKET)
+                        foldersToSend = MAX_ITEMS_PER_PACKET;
+
+                    if (foldersToSend == 0)
+                    {
+                        itemsToSend = totalItems - itemsSent;
+                        if (itemsToSend > MAX_ITEMS_PER_PACKET)
+                            itemsToSend = MAX_ITEMS_PER_PACKET;
                     }
-                }
 
-                if (0 < i && i < MAX_ITEMS_PER_PACKET)
-                {
-                    AddNullFolderBlockToDecendentsPacket(ref descend);
-                    OutPacket(descend, ThrottleOutPacketType.Asset);
+                    currentPacket = CreateInventoryDescendentsPacket(ownerID, folderID, version, foldersToSend, itemsToSend);
                 }
-            }
-
-            //send subfolders
-            if (fetchFolders)
-            {
-                InventoryDescendentsPacket descend = CreateInventoryDescendentsPacket(ownerID, folderID);
 
-                if (folders.Count < MAX_ITEMS_PER_PACKET)
-                {
-                    descend.FolderData = new InventoryDescendentsPacket.FolderDataBlock[folders.Count];
-                }
+                if (foldersToSend-- > 0)
+                    currentPacket.FolderData[foldersSent % MAX_ITEMS_PER_PACKET] = CreateFolderDataBlock(folders[foldersSent++]);
+                else if(itemsToSend-- > 0)
+                    currentPacket.ItemData[itemsSent % MAX_ITEMS_PER_PACKET] = CreateItemDataBlock(items[itemsSent++]);
                 else
                 {
-                    descend.FolderData = new InventoryDescendentsPacket.FolderDataBlock[MAX_ITEMS_PER_PACKET];
+                    OutPacket(currentPacket, ThrottleOutPacketType.Asset);
+                    currentPacket = null;
                 }
 
-                // Not sure if this scenario ever actually occurs, but nonetheless we include the items
-                // count even if we're not sending item data for the same reasons as above.
-                descend.AgentData.Descendents = items.Count + folders.Count;
+            }
 
-                int i = 0;
-                int count = 0;
-                foreach (InventoryFolderBase folder in folders)
-                {
-                    descend.FolderData[i] = new InventoryDescendentsPacket.FolderDataBlock();
-                    descend.FolderData[i].FolderID = folder.ID;
-                    descend.FolderData[i].Name = Util.StringToBytes256(folder.Name);
-                    descend.FolderData[i].ParentID = folder.ParentID;
-                    descend.FolderData[i].Type = (sbyte)folder.Type;
+            if (currentPacket != null)
+                OutPacket(currentPacket, ThrottleOutPacketType.Asset);
+        }
 
-                    i++;
-                    count++;
-                    itemsSent++;
-                    if (i == MAX_ITEMS_PER_PACKET)
-                    {
-                        AddNullItemBlockToDescendentsPacket(ref descend);
-                        OutPacket(descend, ThrottleOutPacketType.Asset);
+        private InventoryDescendentsPacket.FolderDataBlock CreateFolderDataBlock(InventoryFolderBase folder)
+        {
+            InventoryDescendentsPacket.FolderDataBlock newBlock = new InventoryDescendentsPacket.FolderDataBlock();
+            newBlock.FolderID = folder.ID;
+            newBlock.Name = Util.StringToBytes256(folder.Name);
+            newBlock.ParentID = folder.ParentID;
+            newBlock.Type = (sbyte)folder.Type;
 
-                        if ((folders.Count - count) > 0)
-                        {
-                            descend = CreateInventoryDescendentsPacket(ownerID, folderID);
-                            if ((folders.Count - count) < MAX_ITEMS_PER_PACKET)
-                            {
-                                descend.FolderData =
-                                    new InventoryDescendentsPacket.FolderDataBlock[folders.Count - count];
-                            }
-                            else
-                            {
-                                descend.FolderData =
-                                    new InventoryDescendentsPacket.FolderDataBlock[MAX_ITEMS_PER_PACKET];
-                            }
-                            descend.AgentData.Descendents = items.Count + folders.Count;
-                            i = 0;
-                        }
-                    }
-                }
+            return newBlock;
+        }
 
-                if (0 < i && i < MAX_ITEMS_PER_PACKET)
-                {
-                    AddNullItemBlockToDescendentsPacket(ref descend);
-                    OutPacket(descend, ThrottleOutPacketType.Asset);
-                }
-            }
+        private InventoryDescendentsPacket.ItemDataBlock CreateItemDataBlock(InventoryItemBase item)
+        {
+            InventoryDescendentsPacket.ItemDataBlock newBlock = new InventoryDescendentsPacket.ItemDataBlock();
+            newBlock.ItemID = item.ID;
+            newBlock.AssetID = item.AssetID;
+            newBlock.CreatorID = item.CreatorIdAsUuid;
+            newBlock.BaseMask = item.BasePermissions;
+            newBlock.Description = Util.StringToBytes256(item.Description);
+            newBlock.EveryoneMask = item.EveryOnePermissions;
+            newBlock.OwnerMask = item.CurrentPermissions;
+            newBlock.FolderID = item.Folder;
+            newBlock.InvType = (sbyte)item.InvType;
+            newBlock.Name = Util.StringToBytes256(item.Name);
+            newBlock.NextOwnerMask = item.NextPermissions;
+            newBlock.OwnerID = item.Owner;
+            newBlock.Type = (sbyte)item.AssetType;
 
-            if (itemsSent == 0)
-            {
-                // no items found.
-                InventoryDescendentsPacket descend = CreateInventoryDescendentsPacket(ownerID, folderID);
-                descend.AgentData.Descendents = 0;
-                AddNullItemBlockToDescendentsPacket(ref descend);
-                AddNullFolderBlockToDecendentsPacket(ref descend);
-                OutPacket(descend, ThrottleOutPacketType.Asset);
-            }
+            newBlock.GroupID = item.GroupID;
+            newBlock.GroupOwned = item.GroupOwned;
+            newBlock.GroupMask = item.GroupPermissions;
+            newBlock.CreationDate = item.CreationDate;
+            newBlock.SalePrice = item.SalePrice;
+            newBlock.SaleType = item.SaleType;
+            newBlock.Flags = item.Flags;
+
+            newBlock.CRC =
+                Helpers.InventoryCRC(newBlock.CreationDate, newBlock.SaleType,
+                                     newBlock.InvType, newBlock.Type,
+                                     newBlock.AssetID, newBlock.GroupID,
+                                     newBlock.SalePrice,
+                                     newBlock.OwnerID, newBlock.CreatorID,
+                                     newBlock.ItemID, newBlock.FolderID,
+                                     newBlock.EveryoneMask,
+                                     newBlock.Flags, newBlock.OwnerMask,
+                                     newBlock.GroupMask, newBlock.NextOwnerMask);
+
+            return newBlock;
         }
 
         private void AddNullFolderBlockToDecendentsPacket(ref InventoryDescendentsPacket packet)
@@ -1473,14 +1405,24 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             // No need to add CRC
         }
 
-        private InventoryDescendentsPacket CreateInventoryDescendentsPacket(UUID ownerID, UUID folderID)
+        private InventoryDescendentsPacket CreateInventoryDescendentsPacket(UUID ownerID, UUID folderID, int version, int folders, int items)
         {
             InventoryDescendentsPacket descend = (InventoryDescendentsPacket)PacketPool.Instance.GetPacket(PacketType.InventoryDescendents);
             descend.Header.Zerocoded = true;
             descend.AgentData.AgentID = AgentId;
             descend.AgentData.OwnerID = ownerID;
             descend.AgentData.FolderID = folderID;
-            descend.AgentData.Version = 1;
+            descend.AgentData.Version = version;
+
+            if (folders > 0)
+                descend.FolderData = new InventoryDescendentsPacket.FolderDataBlock[folders];
+            else
+                AddNullFolderBlockToDecendentsPacket(ref descend);
+
+            if (items > 0)
+                descend.ItemData = new InventoryDescendentsPacket.ItemDataBlock[items];
+            else
+                AddNullItemBlockToDescendentsPacket(ref descend);
 
             return descend;
         }
diff --git a/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs b/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs
index 5a5fcfe..5891c7e 100644
--- a/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs
+++ b/OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs
@@ -538,6 +538,7 @@ namespace OpenSim.Region.Examples.SimpleModule
         public virtual void SendInventoryFolderDetails(UUID ownerID, UUID folderID,
                                                        List<InventoryItemBase> items,
                                                        List<InventoryFolderBase> folders,
+                                                       int version,
                                                        bool fetchFolders,
                                                        bool fetchItems)
         {
diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index 4d76b4ef..00743fc 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -1175,7 +1175,13 @@ namespace OpenSim.Region.Framework.Scenes
         {
             m_log.DebugFormat("[AGENT INVENTORY]: Send Inventory Folder {0} Update to {1} {2}", folder.Name, client.FirstName, client.LastName);
             InventoryCollection contents = InventoryService.GetFolderContent(client.AgentId, folder.ID);
-            client.SendInventoryFolderDetails(client.AgentId, folder.ID, contents.Items, contents.Folders, fetchFolders, fetchItems);
+            InventoryFolderBase containingFolder = new InventoryFolderBase();
+            containingFolder.ID = folder.ID;
+            containingFolder.Owner = client.AgentId;
+            containingFolder = InventoryService.GetFolder(containingFolder);
+            int version = containingFolder.Version;
+
+            client.SendInventoryFolderDetails(client.AgentId, folder.ID, contents.Items, contents.Folders, version, fetchFolders, fetchItems);
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs b/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs
index 1a91f0c..47fbeb4 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.PacketHandlers.cs
@@ -462,7 +462,7 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 remoteClient.SendInventoryFolderDetails(
                     fold.Owner, folderID, fold.RequestListOfItems(),
-                    fold.RequestListOfFolders(), fetchFolders, fetchItems);
+                    fold.RequestListOfFolders(), fold.Version, fetchFolders, fetchItems);
                 return;
             }
 
diff --git a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
index 4b0d01a..f1bd705 100644
--- a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
+++ b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
@@ -1055,7 +1055,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 
         }
 
-        public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items, List<InventoryFolderBase> folders, bool fetchFolders, bool fetchItems)
+        public void SendInventoryFolderDetails(UUID ownerID, UUID folderID, List<InventoryItemBase> items, List<InventoryFolderBase> folders, int version, bool fetchFolders, bool fetchItems)
         {
             
         }
diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
index f7cadaa..cf81198 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
@@ -627,6 +627,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
         public virtual void SendInventoryFolderDetails(UUID ownerID, UUID folderID,
                                                        List<InventoryItemBase> items,
                                                        List<InventoryFolderBase> folders,
+                                                       int version,
                                                        bool fetchFolders,
                                                        bool fetchItems)
         {
diff --git a/OpenSim/Tests/Common/Mock/TestClient.cs b/OpenSim/Tests/Common/Mock/TestClient.cs
index 0f642b9..9ec9311 100644
--- a/OpenSim/Tests/Common/Mock/TestClient.cs
+++ b/OpenSim/Tests/Common/Mock/TestClient.cs
@@ -631,6 +631,7 @@ namespace OpenSim.Tests.Common.Mock
         public virtual void SendInventoryFolderDetails(UUID ownerID, UUID folderID,
                                                        List<InventoryItemBase> items,
                                                        List<InventoryFolderBase> folders,
+                                                       int version, 
                                                        bool fetchFolders,
                                                        bool fetchItems)
         {