public override void AddPeer(Network network, Node node)
        {
            // Don't allow adding the same node (regardless of network)
            // more than once.
            foreach (BitTorrentFileTransferPeer p in peers)
            {
                if (p.Node.NodeID == node.NodeID)
                {
                    throw new Exception("This node is already a peer.");
                }
            }

            var peer = new BitTorrentFileTransferPeer(network, node);

            peers.Add(peer);

            if ((manager != null) && Direction == FileTransferDirection.Upload && file.Pieces.Length > 0)
            {
                peer.Network.SendFileDetails(node, (LocalFile)file);
            }

            if (manager == null || manager.State == TorrentState.Stopped)
            {
                return;
            }

            ConnectToPeer(peer);
        }
        private bool ConnectToPeer(BitTorrentFileTransferPeer peer)
        {
            var destination = peer.Node.FirstConnectableDestination;

            if (destination != null)
            {
                var transport = destination.CreateTransport(ConnectionType.TransferConnection);
                LoggingService.LogDebug("New outgoing connection");
                peer.Network.ConnectTo(transport, OutgoingPeerTransportConnected);
                return(true);
            }
            // FIXME: Mark peer as bad!
            LoggingService.LogError("Transfer can't connect to peer {0} - no destinations available!", peer.Node);
            return(false);
        }