private void DequeueUpload(FTSocketContainer fTSocket)
{
if (fTSocket.UploadQueue.Count < 1)
{
return;
}
ResourceData resource = ResourceManager.GetResource(fTSocket.UploadQueue.Dequeue());
HandOutFile(fTSocket, resource);
}
void HandOutFileCallback(IAsyncResult result)
{
FTSocketContainer ft = (FTSocketContainer)result.AsyncState;
ft.FTSocket.Client.EndSendFile(result);
ft.FTSocket.Client.Send(encoding.GetBytes("$End"));
ft.Sending = false;
DebugLogging("File Uploaded");
DequeueUpload(ft);
OnUploadCompleted?.Invoke(ft);
}
void AcceptedFileSocketCallback(System.IAsyncResult ar)
{
DebugLogging("Server: Client FTPSocket Connected");
TcpClient client = (ar.AsyncState as TcpListener).EndAcceptTcpClient(ar);
IPAddress address = ((IPEndPoint)client.Client.RemoteEndPoint).Address;
FTSocketContainer container = new FTSocketContainer()
{
FTSocket = client,
address = address
};
OnUploadCompleted += DequeueUpload;
FTSocketsList.Add(container);
}
void LaunchNetworkClient()
{
databuffer = new byte[buffersize];
OwnTcpSocket = new TcpClient();
OwnUdpClient = new UdpClient(UdpPortNum);
FTContainer = new FTSocketContainer();
FTContainer.FTSocket = new TcpClient();
ConnectedClients = new List <ClientDataContainer_ForTool>();
try
{
OwnTcpSocket.BeginConnect(TargetIP, TcpPortNum, ConnectedToServerCallback, 0);
}
catch
{
DebugLogging("Couldnt find Server");
return;
}
LocalInst = this;
}
public void HandOutFile(FTSocketContainer client, ResourceData resource)
{
try
{
string filename = resource.name + resource.extension;
DebugLogging("Start File Upload : " + filename);
if (client.Sending)
{
client.UploadQueue.Enqueue(resource.Id);
return;
}
client.Sending = true;
client.FTSocket.Client.Send(encoding.GetBytes("FT:" + filename + "|" + resource.Id + "$"));
client.FTSocket.Client.BeginSendFile(resource.path, new AsyncCallback(HandOutFileCallback), client);
}
catch (Exception ex)
{
DebugLogging(ex.Message);
DebugLogging("Connection Lost.");
}
}
public void RequestFile(string id, ClientDataContainer_ForTool clientData)
{
FTSocketContainer FTContainer = FTSocketsList.Find((ft) => ft.address.ToString() == clientData.address.ToString());
if (FTContainer == null)
{
DebugLogging("FTP Socket not found");
return;
}
if (FTContainer.Transdata != null)
{
if (FTContainer.Transdata.Id != id)
{
FTContainer.FTSocket.Client.Send(encoding.GetBytes("Req:" + id + "$"));
}
}
else
{
FTContainer.FTSocket.Client.Send(encoding.GetBytes("Req:" + id + "$"));
}
}
public void ProcessFileTransmissionInfo(byte[] data, FTSocketContainer FTContainer)
{
if (data == null)
{
return;
}
string datastr = encoding.GetString(data);
byte[] filedatabuffer;
if (datastr.StartsWith("Req:"))
{
ResourceData resource = ResourceManager.GetResource(datastr.Substring(4, datastr.IndexOf("$") - 4));
if (resource == null)
{
return;
}
if (!FTContainer.UploadQueue.Contains(resource.path))
{
HandOutFile(FTContainer, resource);
}
return;
}
if (datastr.StartsWith("FT:"))
{
int infodelim = datastr.IndexOf("$"), iddelim = datastr.IndexOf('|');
string filename = datastr.Substring(3, iddelim - 3), Id = datastr.Substring(iddelim + 1, infodelim - iddelim - 1);
if (ResourceManager.GetResource(Id) != null)
{
FTContainer.Transdata = ResourceManager.GetResource(Id);
FTContainer.Transdata.ChangeResourcePath(ResourceManager.GetDLResourceFolderPath() + filename, UriKind.Relative);
FTContainer.IsReceivingUpdate = true;
}
else
{
FTContainer.Transdata = new ResourceData(ResourceManager.GetDLResourceFolderPath() + filename, Id, UriKind.Relative);
}
string cstr = datastr.Substring(0, infodelim + 1);
FTContainer.filestream = new FileStream(FTContainer.Transdata.path, FileMode.OpenOrCreate, FileAccess.Write);
int clength = data.Length - encoding.GetByteCount(cstr);
if (clength > 0)
{
filedatabuffer = new byte[clength];
Buffer.BlockCopy(data, encoding.GetByteCount(cstr), filedatabuffer, 0, filedatabuffer.Length);
FTContainer.filestream.Write(filedatabuffer, 0, filedatabuffer.Length);
}
else
{
filedatabuffer = new byte[0];
}
DebugLogging("File Receiving..." + FTContainer.Transdata.name + FTContainer.Transdata.extension + " Id : " + FTContainer.Transdata.Id + "\n Updating = " + FTContainer.IsReceivingUpdate);
DebugLogging("Received File Data :" + FTContainer.filestream.Length + " ( +" + FTContainer.filestream.Length);
if (datastr.EndsWith("$End"))
{
FTContainer.filestream.Close();
if (FTContainer.IsReceivingUpdate)
{
FTContainer.Transdata.IssueFinishedUpdateNotify();
}
else
{
ResourceManager.AddResource(FTContainer.Transdata);
}
DebugLogging("File Received successfully " + FTContainer.Transdata.name + FTContainer.Transdata.extension + " Id : " + FTContainer.Transdata.Id);
OnDownloadCompleted?.Invoke(FTContainer);
FTContainer.IsReceivingUpdate = false;
FTContainer.Transdata = null;
}
}
else if (datastr.EndsWith("$End"))
{
if (FTContainer.filestream == null)
{
DebugLogging("Failed to Receive File " + FTContainer.Transdata.name + FTContainer.Transdata.extension + " Id : " + FTContainer.Transdata.Id);
FTContainer.IsReceivingUpdate = false;
FTContainer.Transdata = null;
return;
}
int slength = data.Length - encoding.GetByteCount("$End");
if (slength > 0)
{
filedatabuffer = new byte[slength];
Buffer.BlockCopy(data, 0, filedatabuffer, 0, filedatabuffer.Length);
//client.filebuffer = client.filebuffer.Concat(fdata).ToArray();
FTContainer.filestream.Write(filedatabuffer, 0, filedatabuffer.Length);
DebugLogging("Received File Data :" + FTContainer.filestream.Length + " ( +" + filedatabuffer.Length);
}
try
{
FTContainer.filestream.Close();
if (FTContainer.IsReceivingUpdate)
{
FTContainer.Transdata.IssueFinishedUpdateNotify();
}
else
{
ResourceManager.AddResource(FTContainer.Transdata);
}
DebugLogging("File Received successfully " + FTContainer.Transdata.name + FTContainer.Transdata.extension + " Id : " + FTContainer.Transdata.Id);
OnDownloadCompleted?.Invoke(FTContainer);
FTContainer.IsReceivingUpdate = false;
FTContainer.Transdata = null;
}
catch (Exception ex)
{
DebugLogging(ex.Message + " " + ex.StackTrace);
}
}
else
{
if (FTContainer.filestream == null)
{
FTContainer.IsReceivingUpdate = false;
FTContainer.Transdata = null;
return;
}
FTContainer.filestream.Write(data, 0, data.Length);
DebugLogging("Received File Data :" + FTContainer.filestream.Length + " ( +" + data.Length);
}
}
