public FTPClient(IPAddress serverIP, int localControlPort, string user, string password, Action <string> ConsoleLogDelegate)
{
controlClient = new TcpClient();
dataClient = new TcpClient();
ConsoleLogEvent += ConsoleLogDelegate;
controlPort = localControlPort;
dataPort = controlPort + 1;
try
{
controlClient.Connect(serverIP, MyFTPHelper.ftpControlPort);
controlStream = controlClient.GetStream();
FTPCommand userCommand = new FTPCommand("USER", new string[] { user });
if (!SendMessageToServerAndWaitReply(userCommand.ToString() + MyFTPHelper.FTPNewLine))
{
return;
}
FTPCommand passwordCommand = new FTPCommand("PASS", new string[] { password });
if (!SendMessageToServerAndWaitReply(passwordCommand.ToString() + MyFTPHelper.FTPNewLine))
{
return;
}
}
catch (Exception exc)
{
throw exc;
}
}
public void DownLoadFile(string filename, int size)
{
FTPCommand portCommand = new FTPCommand("PORT", new string[] { controlPort.ToString() });
if (!SendMessageToServerAndWaitReply(portCommand.ToString() + MyFTPHelper.FTPNewLine))
{
return;
}
ListenDataPort();
PostMessageToConsoleWithLock("开始下载" + filename);
FTPCommand downloadCommand = new FTPCommand("RETR", new string[] { filename });
if (!SendMessageToServerAndWaitReply(downloadCommand.ToString() + MyFTPHelper.FTPNewLine))
{
return;
}
try
{
FileStream fs = File.OpenWrite(downloadDirectory + filename);
NetworkStream dataStream = dataClient.GetStream();
currenttransfer = new FileTransfer()
{
networkStream = dataStream,
filestream = fs,
};
currenttransfer.DownloadAsync(() =>
{
fs.Close();
dataStream.Close();
PostMessageToConsoleWithLock("完成下载");
});
}
catch (Exception exc)
{
PostMessageToConsoleWithLock(exc.Message);
}
}
public void UploadFile(string filepath)
{
FTPCommand portCommand = new FTPCommand("PORT", new string[] { controlPort.ToString() });
if (!SendMessageToServerAndWaitReply(portCommand.ToString() + MyFTPHelper.FTPNewLine))
{
return;
}
ListenDataPort();
PostMessageToConsoleWithLock("开始上传" + Path.GetFileName(filepath));
FTPCommand uploadCommand = new FTPCommand("STOR", new string[] { Path.GetFileName(Path.GetFileName(filepath)) });
if (!SendMessageToServerAndWaitReply(uploadCommand.ToString() + MyFTPHelper.FTPNewLine))
{
return;
}
try
{
FileStream fs = File.OpenRead(filepath);
NetworkStream dataStream = dataClient.GetStream();
currenttransfer = new FileTransfer()
{
networkStream = dataStream,
filestream = fs,
};
currenttransfer.UploadAsync(() =>
{
fs.Close();
dataStream.Close();
PostMessageToConsoleWithLock("完成上传");
});
}
catch (Exception exc)
{
PostMessageToConsoleWithLock(exc.Message);
}
}
public void UpdateList()
{
FTPCommand fileListCommand = new FTPCommand("LIST", null);
SendMessageToServerAndWaitReply(fileListCommand.ToString() + MyFTPHelper.FTPNewLine);
}