protected override string OnProcess(string sMessage)
{
string sFilePath = GetPath(sMessage);
if (!ConnectionObject.FileSystemObject.FileExists(sFilePath))
{
return GetMessage(550, "File doesn't exist");
}
var replySocket = new FtpReplySocket(ConnectionObject);
if (!replySocket.Loaded)
{
return GetMessage(550, "Unable to establish data connection");
}
SocketHelpers.Send(ConnectionObject.Socket, "150 Starting data transfer, please wait...\r\n");
const int m_nBufferSize = 65536;
IFile file = ConnectionObject.FileSystemObject.OpenFile(sFilePath, false);
if (file == null)
{
return GetMessage(550, "Couldn't open file");
}
var abBuffer = new byte[m_nBufferSize];
int nRead = file.Read(abBuffer, m_nBufferSize);
while (nRead > 0 && replySocket.Send(abBuffer, nRead))
{
nRead = file.Read(abBuffer, m_nBufferSize);
}
file.Close();
replySocket.Close();
return GetMessage(226, "File download succeeded.");
}
protected override string OnProcess(string sMessage)
{
SocketHelpers.Send(ConnectionObject.Socket, "150 Opening data connection for LIST\r\n");
string[] asFiles = null;
string[] asDirectories = null;
sMessage = sMessage.Trim();
string sPath = GetPath("");
if (sMessage.Length == 0 || sMessage[0] == '-')
{
asFiles = ConnectionObject.FileSystemObject.GetFiles(sPath);
asDirectories = ConnectionObject.FileSystemObject.GetDirectories(sPath);
}
else
{
asFiles = ConnectionObject.FileSystemObject.GetFiles(sPath, sMessage);
asDirectories = ConnectionObject.FileSystemObject.GetDirectories(sPath, sMessage);
}
string sFileList = BuildReply(sMessage, asDirectories, asFiles);
var socketReply = new FtpReplySocket(ConnectionObject);
if (!socketReply.Loaded)
{
return GetMessage(550, "LIST unable to establish return connection.");
}
socketReply.Send(sFileList);
socketReply.Close();
return GetMessage(226, "LIST successful.");
}
