OpenSim.Region.Framework.Scenes.Scene.CreateAgentInventoryItemFromTask C# (CSharp) Method

        private InventoryItemBase CreateAgentInventoryItemFromTask(UUID destAgent, SceneObjectPart part, UUID itemId)
        {
            TaskInventoryItem taskItem = part.Inventory.GetInventoryItem(itemId);

            if (null == taskItem)
            {
                m_log.ErrorFormat(
                    "[PRIM INVENTORY]: Tried to retrieve item ID {0} from prim {1}, {2} for creating an avatar"
                        + " inventory item from a prim's inventory item "
                        + " but the required item does not exist in the prim's inventory",
                    itemId, part.Name, part.UUID);

                return null;
            }

            if ((destAgent != taskItem.OwnerID) && ((taskItem.CurrentPermissions & (uint)PermissionMask.Transfer) == 0))
            {
                return null;
            }

            InventoryItemBase agentItem = new InventoryItemBase();

            agentItem.ID = UUID.Random();
            agentItem.CreatorId = taskItem.CreatorID.ToString();
            agentItem.Owner = destAgent;
            agentItem.AssetID = taskItem.AssetID;
            agentItem.Description = taskItem.Description;
            agentItem.Name = taskItem.Name;
            agentItem.AssetType = taskItem.Type;
            agentItem.InvType = taskItem.InvType;
            agentItem.Flags = taskItem.Flags;

            if ((part.OwnerID != destAgent) && Permissions.PropagatePermissions())
            {
                agentItem.BasePermissions = taskItem.BasePermissions & (taskItem.NextPermissions | (uint)PermissionMask.Move);
                if (taskItem.InvType == (int)InventoryType.Object)
                    agentItem.CurrentPermissions = agentItem.BasePermissions & (((taskItem.CurrentPermissions & 7) << 13) | (taskItem.CurrentPermissions & (uint)PermissionMask.Move));
                else
                    agentItem.CurrentPermissions = agentItem.BasePermissions & taskItem.CurrentPermissions;

                agentItem.CurrentPermissions |= 16; // Slam
                agentItem.NextPermissions = taskItem.NextPermissions;
                agentItem.EveryOnePermissions = taskItem.EveryonePermissions & (taskItem.NextPermissions | (uint)PermissionMask.Move);
                agentItem.GroupPermissions = taskItem.GroupPermissions & taskItem.NextPermissions;
            }
            else
            {
                agentItem.BasePermissions = taskItem.BasePermissions;
                agentItem.CurrentPermissions = taskItem.CurrentPermissions;
                agentItem.NextPermissions = taskItem.NextPermissions;
                agentItem.EveryOnePermissions = taskItem.EveryonePermissions;
                agentItem.GroupPermissions = taskItem.GroupPermissions;
            }

            if (!Permissions.BypassPermissions())
            {
                if ((taskItem.CurrentPermissions & (uint)PermissionMask.Copy) == 0)
                    part.Inventory.RemoveInventoryItem(itemId);
            }

            return agentItem;
        }