C# SceneObjectGroup.GetPartDescription方法代码示例

        public UUID attachObjectAssetStore(IClientAPI remoteClient, SceneObjectGroup grp, UUID AgentId, out UUID itemID)
        {
            itemID = UUID.Zero;
            if (grp != null)
            {
                Vector3 inventoryStoredPosition = new Vector3
                       (((grp.AbsolutePosition.X > (int)Constants.RegionSize)
                             ? 250
                             : grp.AbsolutePosition.X)
                        ,
                        (grp.AbsolutePosition.X > (int)Constants.RegionSize)
                            ? 250
                            : grp.AbsolutePosition.X,
                        grp.AbsolutePosition.Z);

                Vector3 originalPosition = grp.AbsolutePosition;

                grp.AbsolutePosition = inventoryStoredPosition;

                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);

                grp.AbsolutePosition = originalPosition;

                AssetBase asset = CreateAsset(
                    grp.GetPartName(grp.LocalId),
                    grp.GetPartDescription(grp.LocalId),
                    (sbyte)AssetType.Object,
                    Utils.StringToBytes(sceneObjectXml),
                    remoteClient.AgentId);
                AssetService.Store(asset);

                InventoryItemBase item = new InventoryItemBase();
                item.CreatorId = grp.RootPart.CreatorID.ToString();
                item.Owner = remoteClient.AgentId;
                item.ID = UUID.Random();
                item.AssetID = asset.FullID;
                item.Description = asset.Description;
                item.Name = asset.Name;
                item.AssetType = asset.Type;
                item.InvType = (int)InventoryType.Object;

                InventoryFolderBase folder = InventoryService.GetFolderForType(remoteClient.AgentId, AssetType.Object);
                if (folder != null)
                    item.Folder = folder.ID;
                else // oopsies
                    item.Folder = UUID.Zero;

                if ((remoteClient.AgentId != grp.RootPart.OwnerID) && Permissions.PropagatePermissions())
                {
                    item.BasePermissions = grp.RootPart.NextOwnerMask;
                    item.CurrentPermissions = grp.RootPart.NextOwnerMask;
                    item.NextPermissions = grp.RootPart.NextOwnerMask;
                    item.EveryOnePermissions = grp.RootPart.EveryoneMask & grp.RootPart.NextOwnerMask;
                    item.GroupPermissions = grp.RootPart.GroupMask & grp.RootPart.NextOwnerMask;
                }
                else
                {
                    item.BasePermissions = grp.RootPart.BaseMask;
                    item.CurrentPermissions = grp.RootPart.OwnerMask;
                    item.NextPermissions = grp.RootPart.NextOwnerMask;
                    item.EveryOnePermissions = grp.RootPart.EveryoneMask;
                    item.GroupPermissions = grp.RootPart.GroupMask;
                }
                item.CreationDate = Util.UnixTimeSinceEpoch();

                // sets itemID so client can show item as 'attached' in inventory
                grp.SetFromItemID(item.ID);

                if (AddInventoryItem(item))
                    remoteClient.SendInventoryItemCreateUpdate(item, 0);
                else
                {
                    IDialogModule module = RequestModuleInterface<IDialogModule>();
                    if (module != null)
                        module.SendAlertToUser(remoteClient, "Operation failed");
                }

                itemID = item.ID;
                return item.AssetID;
            }
            return UUID.Zero;
        }

        /// <summary>
        /// Update the attachment asset for the new sog details if they have changed.
        /// </summary>
        /// <remarks>
        /// This is essential for preserving attachment attributes such as permission.  Unlike normal scene objects,
        /// these details are not stored on the region.
        /// </remarks>
        /// <param name="sp"></param>
        /// <param name="grp"></param>
        /// <param name="saveAllScripted"></param>
        private void UpdateKnownItem(IScenePresence sp, SceneObjectGroup grp, string scriptedState)
        {
            if (grp.FromItemID == UUID.Zero)
            {
                // We can't save temp attachments
                grp.HasGroupChanged = false;
                return;
            }

            // Saving attachments for NPCs messes them up for the real owner!
            INPCModule module = m_scene.RequestModuleInterface<INPCModule>();
            if (module != null)
            {
                if (module.IsNPC(sp.UUID, m_scene))
                    return;
            }

            if (grp.HasGroupChanged)
            {
                m_log.DebugFormat(
                    "[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
                    grp.UUID, grp.AttachmentPoint);

                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp, scriptedState);

                InventoryItemBase item = new InventoryItemBase(grp.FromItemID, sp.UUID);
                item = m_scene.InventoryService.GetItem(item);

                if (item != null)
                {
                    AssetBase asset = m_scene.CreateAsset(
                        grp.GetPartName(grp.LocalId),
                        grp.GetPartDescription(grp.LocalId),
                        (sbyte)AssetType.Object,
                        Utils.StringToBytes(sceneObjectXml),
                        sp.UUID);
                    m_scene.AssetService.Store(asset);

                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;

                    m_scene.InventoryService.UpdateItem(item);

                    // If the name of the object has been changed whilst attached then we want to update the inventory
                    // item in the viewer.
                    if (sp.ControllingClient != null)
                        sp.ControllingClient.SendInventoryItemCreateUpdate(item, 0);
                }

                grp.HasGroupChanged = false; // Prevent it being saved over and over
            }
            else if (DebugLevel > 0)
            {
                m_log.DebugFormat(
                    "[ATTACHMENTS MODULE]: Don't need to update asset for unchanged attachment {0}, attachpoint {1}",
                    grp.UUID, grp.AttachmentPoint);
            }
        }

//.........这里部分代码省略.........
                        //
                        folder = m_Scene.InventoryService.GetFolderForType(userID, AssetType.TrashFolder);
                    }
                    else
                    {
                        // Catch all. Use lost & found
                        //

                        folder = m_Scene.InventoryService.GetFolderForType(userID, AssetType.LostAndFoundFolder);
                    }
                }

                if (folder == null) // None of the above
                {
                    //folder = userInfo.RootFolder.FindFolder(folderID);
                    folder = new InventoryFolderBase(folderID);

                    if (folder == null) // Nowhere to put it
                    {
                        return UUID.Zero;
                    }
                }

                item = new InventoryItemBase();
                item.CreatorId = objectGroup.RootPart.CreatorID.ToString();
                item.ID = UUID.Random();
                item.InvType = (int)InventoryType.Object;
                item.Folder = folder.ID;
                item.Owner = userID;
            }

            AssetBase asset = CreateAsset(
                objectGroup.GetPartName(objectGroup.RootPart.LocalId),
                objectGroup.GetPartDescription(objectGroup.RootPart.LocalId),
                (sbyte)AssetType.Object,
                Utils.StringToBytes(sceneObjectXml),
                objectGroup.OwnerID.ToString());
            m_Scene.AssetService.Store(asset);
            assetID = asset.FullID;

            if (DeRezAction.SaveToExistingUserInventoryItem == action)
            {
                item.AssetID = asset.FullID;
                m_Scene.InventoryService.UpdateItem(item);
            }
            else
            {
                item.AssetID = asset.FullID;

                if (remoteClient != null && (remoteClient.AgentId != objectGroup.RootPart.OwnerID) && m_Scene.Permissions.PropagatePermissions())
                {
                    uint perms = objectGroup.GetEffectivePermissions();
                    uint nextPerms = (perms & 7) << 13;
                    if ((nextPerms & (uint)PermissionMask.Copy) == 0)
                        perms &= ~(uint)PermissionMask.Copy;
                    if ((nextPerms & (uint)PermissionMask.Transfer) == 0)
                        perms &= ~(uint)PermissionMask.Transfer;
                    if ((nextPerms & (uint)PermissionMask.Modify) == 0)
                        perms &= ~(uint)PermissionMask.Modify;

                    item.BasePermissions = perms & objectGroup.RootPart.NextOwnerMask;
                    item.CurrentPermissions = item.BasePermissions;
                    item.NextPermissions = objectGroup.RootPart.NextOwnerMask;
                    item.EveryOnePermissions = objectGroup.RootPart.EveryoneMask & objectGroup.RootPart.NextOwnerMask;
                    item.GroupPermissions = objectGroup.RootPart.GroupMask & objectGroup.RootPart.NextOwnerMask;
                    item.CurrentPermissions |= 8; // Slam!

        /// <summary>
        /// Update the attachment asset for the new sog details if they have changed.
        /// </summary>
        /// 
        /// This is essential for preserving attachment attributes such as permission.  Unlike normal scene objects,
        /// these details are not stored on the region.
        /// 
        /// <param name="remoteClient"></param>
        /// <param name="grp"></param>
        /// <param name="itemID"></param>
        /// <param name="agentID"></param>
        protected void UpdateKnownItem(IClientAPI remoteClient, SceneObjectGroup grp, UUID itemID, UUID agentID)
        {
            if (grp != null)
            {
                if (!grp.HasGroupChanged)
                {
                    m_log.WarnFormat("[ATTACHMENTS MODULE]: Save request for {0} which is unchanged", grp.UUID);
                    return;
                }

                m_log.DebugFormat(
                    "[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
                    grp.UUID, grp.GetAttachmentPoint());

                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);

                InventoryItemBase item = new InventoryItemBase(itemID, remoteClient.AgentId);
                item = m_scene.InventoryService.GetItem(item);

                if (item != null)
                {
                    AssetBase asset = m_scene.CreateAsset(
                        grp.GetPartName(grp.LocalId),
                        grp.GetPartDescription(grp.LocalId),
                        (sbyte)AssetType.Object,
                        Utils.StringToBytes(sceneObjectXml),
                        remoteClient.AgentId);
                    m_scene.AssetService.Store(asset);

                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;

                    m_scene.InventoryService.UpdateItem(item);

                    // this gets called when the agent logs off!
                    if (remoteClient != null)
                        remoteClient.SendInventoryItemCreateUpdate(item, 0);
                }
            }
        }

        private void DoStoreKnownAsset(IClientAPI remoteClient, SceneObjectGroup objectGroup, UUID assetID, UUID agentID, bool forDeletion)
        {
            m_log.InfoFormat(
                "[ATTACHMENT]: Updating asset for attachment {0}, attachpoint {1}",
                objectGroup.UUID, objectGroup.AttachmentPoint);

            byte[] sceneObjectXml = this.DoSerializeSingleGroup(objectGroup, SerializationFlags.StopScripts);

            CachedUserInfo userInfo = CommsManager.UserService.GetUserDetails(agentID);

            if (userInfo != null)
            {
                InventoryItemBase item = userInfo.FindItem(assetID);

                if (item != null)
                {
                    AssetBase asset = CreateAsset(
                        objectGroup.GetPartName(objectGroup.LocalId),
                        objectGroup.GetPartDescription(objectGroup.LocalId),
                        (sbyte)AssetType.Object,
                        sceneObjectXml);

                    try
                    {
                        CommsManager.AssetCache.AddAsset(asset, AssetRequestInfo.InternalRequest());
                    }
                    catch (AssetServerException e)
                    {
                        m_log.ErrorFormat("[ATTACHMENT] Unable to store asset to save attachment: {0}", e);
                        if (remoteClient != null) remoteClient.SendAgentAlertMessage("Unable to create asset. Please try again later.", false);
                        return;
                    }

                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;
                    item.Folder = item.Folder;

                    userInfo.UpdateItem(item);

                    if (forDeletion)
                    {
                        DeleteSceneObject(objectGroup, false);
                    }

                    // this gets called when the agent loggs off!
                    if (remoteClient != null)
                    {
                        remoteClient.SendInventoryItemCreateUpdate(item, 0);
                    }
                }
            }
            else if (forDeletion)
                DeleteSceneObject(objectGroup, false);
        }

        public UUID AttachObjectAssetStore(IClientAPI remoteClient, SceneObjectGroup grp, UUID AgentId, UUID destFolderID, out UUID itemID)
        {
            itemID = UUID.Zero;
            if (grp != null)
            {
                byte[] sceneObjectData = this.DoSerializeSingleGroup(grp, SerializationFlags.None);

                CachedUserInfo userInfo =
                    CommsManager.UserService.GetUserDetails(AgentId);
                
                if (userInfo != null)
                {
                    AssetBase asset = CreateAsset(
                        grp.GetPartName(grp.LocalId),
                        grp.GetPartDescription(grp.LocalId),
                        (sbyte)AssetType.Object,
                        sceneObjectData);

                    try
                    {
                        CommsManager.AssetCache.AddAsset(asset, AssetRequestInfo.InternalRequest());
                    }
                    catch (AssetServerException e)
                    {
                        m_log.ErrorFormat("[ATTACHMENT] Unable to attach object. Storing asset failed: {0}", e);
                        return UUID.Zero;
                    }

                    if (destFolderID != UUID.Zero)
                    {
                        //make sure we own the folder this item is headed to and that it exists
                        try
                        {
                            //will throw InventorySecurityException, or InventoryObjectMissingException
                            //if something is wrong
                            userInfo.GetFolderAttributesChecked(destFolderID);
                        }
                        catch (Exception)
                        {
                            destFolderID = UUID.Zero;
                        }
                    }

                    if (destFolderID == UUID.Zero)
                    {
                        InventoryFolderBase objFolder = userInfo.FindFolderForType((int)InventoryType.Object);
                        destFolderID = objFolder.ID;
                    }

                    InventoryItemBase item = new InventoryItemBase();
                    item.CreatorId = grp.RootPart.CreatorID.ToString();
                    item.Owner = remoteClient.AgentId;
                    item.ID = UUID.Random();
                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;

                    item.Folder = destFolderID;
                    item.CreationDate = Util.UnixTimeSinceEpoch();

                    ItemPermissionBlock newPerms = grp.GetNewItemPermissions(remoteClient.AgentId);
                    newPerms.ApplyToOther(item);

                    // sets assetID so client can show asset as 'attached' in inventory
                    grp.SetFromItemID(item.ID);

                    userInfo.AddItem(item);
                    remoteClient.SendInventoryItemCreateUpdate(item, 0);

                    itemID = item.ID;
                    return item.AssetID;
                }
                return UUID.Zero;
            }
            return UUID.Zero;
        }

        public UUID attachObjectAssetStore(IClientAPI remoteClient, SceneObjectGroup grp, UUID AgentId, out UUID itemID)
        {
            itemID = UUID.Zero;
            if (grp != null)
            {
                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);

                CachedUserInfo userInfo =
                    CommsManager.UserProfileCacheService.GetUserDetails(AgentId);
                
                if (userInfo != null)
                {
                    AssetBase asset = CreateAsset(
                        grp.GetPartName(grp.LocalId),
                        grp.GetPartDescription(grp.LocalId),
                        (sbyte)AssetType.Object,
                        Utils.StringToBytes(sceneObjectXml));
                    AssetService.Store(asset);

                    InventoryItemBase item = new InventoryItemBase();
                    item.CreatorId = grp.RootPart.CreatorID.ToString();
                    item.Owner = remoteClient.AgentId;
                    item.ID = UUID.Random();
                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;

                    item.Folder = UUID.Zero; // Objects folder!

                    if ((remoteClient.AgentId != grp.RootPart.OwnerID) && Permissions.PropagatePermissions())
                    {
                        item.BasePermissions = grp.RootPart.NextOwnerMask;
                        item.CurrentPermissions = grp.RootPart.NextOwnerMask;
                        item.NextPermissions = grp.RootPart.NextOwnerMask;
                        item.EveryOnePermissions = grp.RootPart.EveryoneMask & grp.RootPart.NextOwnerMask;
                        item.GroupPermissions = grp.RootPart.GroupMask & grp.RootPart.NextOwnerMask;
                    }
                    else
                    {
                        item.BasePermissions = grp.RootPart.BaseMask;
                        item.CurrentPermissions = grp.RootPart.OwnerMask;
                        item.NextPermissions = grp.RootPart.NextOwnerMask;
                        item.EveryOnePermissions = grp.RootPart.EveryoneMask;
                        item.GroupPermissions = grp.RootPart.GroupMask;
                    }
                    item.CreationDate = Util.UnixTimeSinceEpoch();

                    // sets assetID so client can show asset as 'attached' in inventory
                    grp.SetFromAssetID(item.ID);

                    userInfo.AddItem(item);
                    remoteClient.SendInventoryItemCreateUpdate(item, 0);

                    itemID = item.ID;
                    return item.AssetID;
                }
                return UUID.Zero;
            }
            return UUID.Zero;
        }

        public UUID attachObjectAssetStore(IClientAPI remoteClient, SceneObjectGroup grp, UUID AgentId, out UUID itemID)
        {
            itemID = UUID.Zero;
            if (grp != null)
            {
                Vector3 inventoryStoredPosition = new Vector3(
                        Math.Min(grp.AbsolutePosition.X, RegionInfo.RegionSizeX - 6),
                        Math.Min(grp.AbsolutePosition.Y, RegionInfo.RegionSizeY - 6),
                        grp.AbsolutePosition.Z);

                Vector3 originalPosition = grp.AbsolutePosition;

                grp.AbsolutePosition = inventoryStoredPosition;

                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);

                grp.AbsolutePosition = originalPosition;

                AssetBase asset = CreateAsset(
                    grp.GetPartName(grp.LocalId),
                    grp.GetPartDescription(grp.LocalId),
                    (sbyte)AssetType.Object,
                    Utils.StringToBytes(sceneObjectXml),
                    remoteClient.AgentId);
                AssetService.Store(asset);

                InventoryItemBase item = new InventoryItemBase();
                item.CreatorId = grp.RootPart.CreatorID.ToString();
                item.CreatorData = grp.RootPart.CreatorData;
                item.Owner = remoteClient.AgentId;
                item.ID = UUID.Random();
                item.AssetID = asset.FullID;
                item.Description = asset.Description;
                item.Name = asset.Name;
                item.AssetType = asset.Type;
                item.InvType = (int)InventoryType.Object;

                InventoryFolderBase folder = InventoryService.GetFolderForType(remoteClient.AgentId, FolderType.Object);
                if (folder != null)
                    item.Folder = folder.ID;
                else // oopsies
                    item.Folder = UUID.Zero;

                // Set up base perms properly
                uint permsBase = (uint)(PermissionMask.Move | PermissionMask.Copy | PermissionMask.Transfer | PermissionMask.Modify);
                permsBase &= grp.RootPart.BaseMask;
                permsBase |= (uint)PermissionMask.Move;

                // Make sure we don't lock it
                grp.RootPart.NextOwnerMask |= (uint)PermissionMask.Move;

                if ((remoteClient.AgentId != grp.RootPart.OwnerID) && Permissions.PropagatePermissions())
                {
                    item.BasePermissions = permsBase & grp.RootPart.NextOwnerMask;
                    item.CurrentPermissions = permsBase & grp.RootPart.NextOwnerMask;
                    item.NextPermissions = permsBase & grp.RootPart.NextOwnerMask;
                    item.EveryOnePermissions = permsBase & grp.RootPart.EveryoneMask & grp.RootPart.NextOwnerMask;
                    item.GroupPermissions = permsBase & grp.RootPart.GroupMask & grp.RootPart.NextOwnerMask;
                }
                else
                {
                    item.BasePermissions = permsBase;
                    item.CurrentPermissions = permsBase & grp.RootPart.OwnerMask;
                    item.NextPermissions = permsBase & grp.RootPart.NextOwnerMask;
                    item.EveryOnePermissions = permsBase & grp.RootPart.EveryoneMask;
                    item.GroupPermissions = permsBase & grp.RootPart.GroupMask;
                }
                item.CreationDate = Util.UnixTimeSinceEpoch();

                // sets itemID so client can show item as 'attached' in inventory
                grp.FromItemID = item.ID;

                if (AddInventoryItem(item))
                    remoteClient.SendInventoryItemCreateUpdate(item, 0);
                else
                    m_dialogModule.SendAlertToUser(remoteClient, "Operation failed");

                itemID = item.ID;
                return item.AssetID;
            }
            return UUID.Zero;
        }

        /// <summary>
        /// Add a scene object as a new attachment in the user inventory.
        /// </summary>
        /// <param name="remoteClient"></param>
        /// <param name="grp"></param>
        /// <returns>The user inventory item created that holds the attachment.</returns>
        private InventoryItemBase AddSceneObjectAsNewAttachmentInInv(IScenePresence sp, SceneObjectGroup grp)
        {
            //            m_log.DebugFormat(
            //                "[ATTACHMENTS MODULE]: Called AddSceneObjectAsAttachment for object {0} {1} for {2}",
            //                grp.Name, grp.LocalId, remoteClient.Name);

            Vector3 inventoryStoredPosition = new Vector3
                   (((grp.AbsolutePosition.X > (int)Constants.RegionSize)
                         ? Constants.RegionSize - 6
                         : grp.AbsolutePosition.X)
                    ,
                    (grp.AbsolutePosition.Y > (int)Constants.RegionSize)
                        ? Constants.RegionSize - 6
                        : grp.AbsolutePosition.Y,
                    grp.AbsolutePosition.Z);

            Vector3 originalPosition = grp.AbsolutePosition;

            grp.AbsolutePosition = inventoryStoredPosition;

            // If we're being called from a script, then trying to serialize that same script's state will not complete
            // in any reasonable time period.  Therefore, we'll avoid it.  The worst that can happen is that if
            // the client/server crashes rather than logging out normally, the attachment's scripts will resume
            // without state on relog.  Arguably, this is what we want anyway.
            string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp, false);

            grp.AbsolutePosition = originalPosition;

            AssetBase asset = m_scene.CreateAsset(
                grp.GetPartName(grp.LocalId),
                grp.GetPartDescription(grp.LocalId),
                (sbyte)AssetType.Object,
                Utils.StringToBytes(sceneObjectXml),
                sp.UUID);

            m_scene.AssetService.Store(asset);

            InventoryItemBase item = new InventoryItemBase();
            item.CreatorId = grp.RootPart.CreatorID.ToString();
            item.CreatorData = grp.RootPart.CreatorData;
            item.Owner = sp.UUID;
            item.ID = UUID.Random();
            item.AssetID = asset.FullID;
            item.Description = asset.Description;
            item.Name = asset.Name;
            item.AssetType = asset.Type;
            item.InvType = (int)InventoryType.Object;

            InventoryFolderBase folder = m_scene.InventoryService.GetFolderForType(sp.UUID, AssetType.Object);
            if (folder != null)
                item.Folder = folder.ID;
            else // oopsies
                item.Folder = UUID.Zero;

            if ((sp.UUID != grp.RootPart.OwnerID) && m_scene.Permissions.PropagatePermissions())
            {
                item.BasePermissions = grp.RootPart.NextOwnerMask;
                item.CurrentPermissions = grp.RootPart.NextOwnerMask;
                item.NextPermissions = grp.RootPart.NextOwnerMask;
                item.EveryOnePermissions = grp.RootPart.EveryoneMask & grp.RootPart.NextOwnerMask;
                item.GroupPermissions = grp.RootPart.GroupMask & grp.RootPart.NextOwnerMask;
            }
            else
            {
                item.BasePermissions = grp.RootPart.BaseMask;
                item.CurrentPermissions = grp.RootPart.OwnerMask;
                item.NextPermissions = grp.RootPart.NextOwnerMask;
                item.EveryOnePermissions = grp.RootPart.EveryoneMask;
                item.GroupPermissions = grp.RootPart.GroupMask;
            }
            item.CreationDate = Util.UnixTimeSinceEpoch();

            // sets itemID so client can show item as 'attached' in inventory
            grp.SetFromItemID(item.ID);

            if (m_scene.AddInventoryItem(item))
            {
                sp.ControllingClient.SendInventoryItemCreateUpdate(item, 0);
            }
            else
            {
                if (m_dialogModule != null)
                    m_dialogModule.SendAlertToUser(sp.ControllingClient, "Operation failed");
            }

            return item;
        }

        /// <summary>
        /// Update the attachment asset for the new sog details if they have changed.
        /// </summary>
        /// <remarks>
        /// This is essential for preserving attachment attributes such as permission.  Unlike normal scene objects,
        /// these details are not stored on the region.
        /// </remarks>
        /// <param name="sp"></param>
        /// <param name="grp"></param>
        private void UpdateKnownItem(IScenePresence sp, SceneObjectGroup grp)
        {
            if (grp.HasGroupChanged || grp.ContainsScripts())
            {
                m_log.DebugFormat(
                    "[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
                    grp.UUID, grp.AttachmentPoint);

                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);

                InventoryItemBase item = new InventoryItemBase(grp.GetFromItemID(), sp.UUID);
                item = m_scene.InventoryService.GetItem(item);

                if (item != null)
                {
                    AssetBase asset = m_scene.CreateAsset(
                        grp.GetPartName(grp.LocalId),
                        grp.GetPartDescription(grp.LocalId),
                        (sbyte)AssetType.Object,
                        Utils.StringToBytes(sceneObjectXml),
                        sp.UUID);
                    m_scene.AssetService.Store(asset);

                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;

                    m_scene.InventoryService.UpdateItem(item);

                    // this gets called when the agent logs off!
                    if (sp.ControllingClient != null)
                        sp.ControllingClient.SendInventoryItemCreateUpdate(item, 0);
                }
            }
            else
            {
                m_log.DebugFormat(
                    "[ATTACHMENTS MODULE]: Don't need to update asset for unchanged attachment {0}, attachpoint {1}",
                    grp.UUID, grp.AttachmentPoint);
            }
        }

        /// <summary>
        /// Update the attachment asset for the new sog details if they have changed.
        /// </summary>
        /// <remarks>
        /// This is essential for preserving attachment attributes such as permission.  Unlike normal scene objects,
        /// these details are not stored on the region.
        /// </remarks>
        /// <param name="sp"></param>
        /// <param name="grp"></param>
        private void UpdateKnownItem(IScenePresence sp, SceneObjectGroup grp, bool saveAllScripted)
        {
            // Saving attachments for NPCs messes them up for the real owner!
            INPCModule module = m_scene.RequestModuleInterface<INPCModule>();
            if (module != null)
            {
                if (module.IsNPC(sp.UUID, m_scene))
                    return;
            }

            if (grp.HasGroupChanged || (saveAllScripted && grp.ContainsScripts()))
            {
//                m_log.DebugFormat(
//                    "[ATTACHMENTS MODULE]: Updating asset for attachment {0}, attachpoint {1}",
//                    grp.UUID, grp.AttachmentPoint);

                string sceneObjectXml = SceneObjectSerializer.ToOriginalXmlFormat(grp);

                InventoryItemBase item = new InventoryItemBase(grp.FromItemID, sp.UUID);
                item = m_scene.InventoryService.GetItem(item);

                if (item != null)
                {
                    AssetBase asset = m_scene.CreateAsset(
                        grp.GetPartName(grp.LocalId),
                        grp.GetPartDescription(grp.LocalId),
                        (sbyte)AssetType.Object,
                        Utils.StringToBytes(sceneObjectXml),
                        sp.UUID);
                    m_scene.AssetService.Store(asset);

                    item.AssetID = asset.FullID;
                    item.Description = asset.Description;
                    item.Name = asset.Name;
                    item.AssetType = asset.Type;
                    item.InvType = (int)InventoryType.Object;

                    m_scene.InventoryService.UpdateItem(item);

                    // this gets called when the agent logs off!
                    if (sp.ControllingClient != null)
                        sp.ControllingClient.SendInventoryItemCreateUpdate(item, 0);
                }
                grp.HasGroupChanged = false; // Prevent it being saved over and over
            }
//            else
//            {
//                m_log.DebugFormat(
//                    "[ATTACHMENTS MODULE]: Don't need to update asset for unchanged attachment {0}, attachpoint {1}",
//                    grp.UUID, grp.AttachmentPoint);
//            }
        }