OpenMetaverse.AssetManager.TransferInfoHandler C# (CSharp) Method

        protected void TransferInfoHandler(object sender, PacketReceivedEventArgs e)
        {
            TransferInfoPacket info = (TransferInfoPacket)e.Packet;
            Transfer transfer;
            AssetDownload download;

            if (Transfers.TryGetValue(info.TransferInfo.TransferID, out transfer))
            {
                download = (AssetDownload)transfer;

                if (download.Callback == null) return;

                download.Channel = (ChannelType)info.TransferInfo.ChannelType;
                download.Status = (StatusCode)info.TransferInfo.Status;
                download.Target = (TargetType)info.TransferInfo.TargetType;
                download.Size = info.TransferInfo.Size;

                // TODO: Once we support mid-transfer status checking and aborting this
                // will need to become smarter
                if (download.Status != StatusCode.OK)
                {
                    Logger.Log("Transfer failed with status code " + download.Status, Helpers.LogLevel.Warning, Client);

                    lock (Transfers) Transfers.Remove(download.ID);

                    // No data could have been received before the TransferInfo packet
                    download.AssetData = null;

                    // Fire the event with our transfer that contains Success = false;
                    try { download.Callback(download, null); }
                    catch (Exception ex) { Logger.Log(ex.Message, Helpers.LogLevel.Error, Client, ex); }
                }
                else
                {
                    download.AssetData = new byte[download.Size];

                    if (download.Source == SourceType.Asset && info.TransferInfo.Params.Length == 20)
                    {
                        download.AssetID = new UUID(info.TransferInfo.Params, 0);
                        download.AssetType = (AssetType)(sbyte)info.TransferInfo.Params[16];

                        //Client.DebugLog(String.Format("TransferInfo packet received. AssetID: {0} Type: {1}",
                        //    transfer.AssetID, type));
                    }
                    else if (download.Source == SourceType.SimInventoryItem && info.TransferInfo.Params.Length == 100)
                    {
                        // TODO: Can we use these?
                        //UUID agentID = new UUID(info.TransferInfo.Params, 0);
                        //UUID sessionID = new UUID(info.TransferInfo.Params, 16);
                        //UUID ownerID = new UUID(info.TransferInfo.Params, 32);
                        //UUID taskID = new UUID(info.TransferInfo.Params, 48);
                        //UUID itemID = new UUID(info.TransferInfo.Params, 64);
                        download.AssetID = new UUID(info.TransferInfo.Params, 80);
                        download.AssetType = (AssetType)(sbyte)info.TransferInfo.Params[96];

                        //Client.DebugLog(String.Format("TransferInfo packet received. AgentID: {0} SessionID: {1} " + 
                        //    "OwnerID: {2} TaskID: {3} ItemID: {4} AssetID: {5} Type: {6}", agentID, sessionID, 
                        //    ownerID, taskID, itemID, transfer.AssetID, type));
                    }
                    else
                    {
                        Logger.Log("Received a TransferInfo packet with a SourceType of " + download.Source.ToString() +
                            " and a Params field length of " + info.TransferInfo.Params.Length,
                            Helpers.LogLevel.Warning, Client);
                    }
                }
                download.HeaderReceivedEvent.Set();
            }
            else
            {
                Logger.Log("Received a TransferInfo packet for an asset we didn't request, TransferID: " +
                    info.TransferInfo.TransferID, Helpers.LogLevel.Warning, Client);
            }
        }