OpenSim.Framework.AvatarAppearance.SetAttachment C# (CSharp) Method

        public void SetAttachment(int attachpoint, UUID item, UUID asset)
        {
            if (attachpoint == 0)
                return;

            if (item == UUID.Zero)
            {
                if (m_attachments.ContainsKey(attachpoint))
                    m_attachments.Remove(attachpoint);
                return;
            }

            // check if this is an append or a replace, 0x80 marks it as an append
            if ((attachpoint & 0x80) > 0)
            {
                // strip the append bit
                int point = attachpoint & 0x7F;
                AppendAttachment(new AvatarAttachment(point, item, asset));
            }
            else
            {
                ReplaceAttachment(new AvatarAttachment(attachpoint,item,asset));
            }
        }

        /// <summary>
        /// This method is called by establishAppearance to copy inventory folders to make
        /// copies of Clothing and Bodyparts inventory folders and attaches worn attachments
        /// </summary>

        private void CopyInventoryFolders(UUID destination, UUID source, AssetType assetType, Dictionary<UUID,UUID> inventoryMap,
                                          AvatarAppearance avatarAppearance)
        {
            IInventoryService inventoryService = m_application.SceneManager.CurrentOrFirstScene.InventoryService;

            InventoryFolderBase sourceFolder = inventoryService.GetFolderForType(source, assetType);
            InventoryFolderBase destinationFolder = inventoryService.GetFolderForType(destination, assetType);

            if (sourceFolder == null || destinationFolder == null)
                throw new Exception("Cannot locate folder(s)");

            // Missing source folder? This should *never* be the case
            if (sourceFolder.Type != (short)assetType)
            {
                sourceFolder = new InventoryFolderBase();
                sourceFolder.ID       = UUID.Random();
                if (assetType == AssetType.Clothing) {
                    sourceFolder.Name     = "Clothing";
                } else {
                    sourceFolder.Name     = "Body Parts";
                }
                sourceFolder.Owner    = source;
                sourceFolder.Type     = (short)assetType;
                sourceFolder.ParentID = inventoryService.GetRootFolder(source).ID;
                sourceFolder.Version  = 1;
                inventoryService.AddFolder(sourceFolder);     // store base record
                m_log.ErrorFormat("[RADMIN] Created folder for source {0}", source);
            }

            // Missing destination folder? This should *never* be the case
            if (destinationFolder.Type != (short)assetType)
            {
                destinationFolder = new InventoryFolderBase();
                destinationFolder.ID       = UUID.Random();
                if (assetType == AssetType.Clothing) {
                    destinationFolder.Name  = "Clothing";
                } else {
                    destinationFolder.Name  = "Body Parts";
                }
                destinationFolder.Owner    = destination;
                destinationFolder.Type     = (short)assetType;
                destinationFolder.ParentID = inventoryService.GetRootFolder(destination).ID;
                destinationFolder.Version  = 1;
                inventoryService.AddFolder(destinationFolder);     // store base record
                m_log.ErrorFormat("[RADMIN]: Created folder for destination {0}", source);
            }

            InventoryFolderBase extraFolder;
            List<InventoryFolderBase> folders = inventoryService.GetFolderContent(source, sourceFolder.ID).Folders;

            foreach (InventoryFolderBase folder in folders)
            {

                extraFolder = new InventoryFolderBase();
                extraFolder.ID = UUID.Random();
                extraFolder.Name = folder.Name;
                extraFolder.Owner = destination;
                extraFolder.Type = folder.Type;
                extraFolder.Version = folder.Version;
                extraFolder.ParentID = destinationFolder.ID;
                inventoryService.AddFolder(extraFolder);

                m_log.DebugFormat("[RADMIN]: Added folder {0} to folder {1}", extraFolder.ID, sourceFolder.ID);

                List<InventoryItemBase> items = inventoryService.GetFolderContent(source, folder.ID).Items;

                foreach (InventoryItemBase item in items)
                {
                    InventoryItemBase destinationItem = new InventoryItemBase(UUID.Random(), destination);
                    destinationItem.Name = item.Name;
                    destinationItem.Owner = destination;
                    destinationItem.Description = item.Description;
                    destinationItem.InvType = item.InvType;
                    destinationItem.CreatorId = item.CreatorId;
                    destinationItem.CreatorIdAsUuid = item.CreatorIdAsUuid;
                    destinationItem.CreatorData = item.CreatorData;
                    destinationItem.NextPermissions = item.NextPermissions;
                    destinationItem.CurrentPermissions = item.CurrentPermissions;
                    destinationItem.BasePermissions = item.BasePermissions;
                    destinationItem.EveryOnePermissions = item.EveryOnePermissions;
                    destinationItem.GroupPermissions = item.GroupPermissions;
                    destinationItem.AssetType = item.AssetType;
                    destinationItem.AssetID = item.AssetID;
                    destinationItem.GroupID = item.GroupID;
                    destinationItem.GroupOwned = item.GroupOwned;
                    destinationItem.SalePrice = item.SalePrice;
                    destinationItem.SaleType = item.SaleType;
                    destinationItem.Flags = item.Flags;
                    destinationItem.CreationDate = item.CreationDate;
                    destinationItem.Folder = extraFolder.ID;
                    ApplyNextOwnerPermissions(destinationItem);

                    m_application.SceneManager.CurrentOrFirstScene.AddInventoryItem(destinationItem);
                    inventoryMap.Add(item.ID, destinationItem.ID);
                    m_log.DebugFormat("[RADMIN]: Added item {0} to folder {1}", destinationItem.ID, extraFolder.ID);

                    // Attach item, if original is attached
                    int attachpoint = avatarAppearance.GetAttachpoint(item.ID);
                    if (attachpoint != 0)
                    {
                        avatarAppearance.SetAttachment(attachpoint, destinationItem.ID, destinationItem.AssetID);
                        m_log.DebugFormat("[RADMIN]: Attached {0}", destinationItem.ID);
                    }
                }
            }
        }