/// <summary>
/// 获得虚拟路径
/// </summary>
/// <param name="localPath">本地路径</param>
/// <returns>返回相对路径，失败返回NULL</returns>
internal string MapLocalPathToVirtualPath(string localDir)
{
if (!localDir.EndsWith(localPathSpliter.ToString()))
{
localDir += localPathSpliter.ToString();
}
if (!HomeDir.EndsWith(localPathSpliter.ToString()))
{
HomeDir += localPathSpliter.ToString();
}
if (localDir == HomeDir)
{
return(Root);
}
else
{
//Unix上的文件名需要大小写匹配
if (localDir.IndexOf(HomeDir) == -1)
{
NetDebuger.PrintErrorMessage(this, "MAP LOCAL DIR:" + localDir + " TO HOME DIR:" + HomeDir + " FAIL");
return(Root);
}
else
{
localDir = localDir.Replace(HomeDir, Root);
//把本地路径的分隔符号，替换为虚拟路径的分隔符号
return(localDir.Replace(new string(localPathSpliter, 1), new string(virtualPathSpliter, 1)).
Replace(new string(virtualPathSpliter, 2), new string(virtualPathSpliter, 1)));
}
}
}
private void StartUpFtpServer(string HostIP)
{
try
{
m_ftpServer.Stop();
ManagementObjectSearcher query = new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled = 'TRUE'");
ManagementObjectCollection nics = query.Get();
foreach (ManagementObject nic in nics)
{
{
if (getIpBaseNum((nic["IPSubnet"] as String[])[0], (nic["IPAddress"] as String[])[0]) == getIpBaseNum((nic["IPSubnet"] as String[])[0], HostIP))
{
m_ftpServer.PasvIPSetting = (nic["IPAddress"] as String[])[0];
break;
}
else
{
m_ftpServer.PasvIPSetting = null;
}
}
}
m_ftpServer.Start();
//Console.WriteLine("Press enter to exit...");
//Console.ReadLine();
//m_ftpServer.Stop();
}
catch (System.Exception e)
{
NetDebuger.PrintErrorMessage("FATAL ERROR:" + e.Message);
}
}
/// <summary>
/// 通讯错误事件
/// </summary>
/// <param name="session"></param>
/// <param name="e"></param>
internal protected virtual void ReportError(TSession session, Exception e)
{
if (e is SocketException)
{
SocketException se = e as SocketException;
string msg = string.Format("SocketException Code:{0}, Native Code:{1}", se.ErrorCode, se.NativeErrorCode);
NetDebuger.PrintErrorMessage(session, msg);
}
NetDebuger.PrintErrorMessage(session, e.ToString());
}
private void SendFile(object arg)
{
FtpCommand cmd = arg as FtpCommand;
if (cmd.Parameters.Count == 0)
{
throw new SyntaxException();
}
CheckDataConnExist();
try
{
Statue = FtpSessionStatue.Download;
bool isFile;
string localPath = GetLocalPath(cmd.Parameters[0], FtpOption.Download, out isFile);
if (isFile)
{
Response("150 Opening BINARY mode data connection for file transfer.");
if (dataConn.SendFile(localPath, restartPos))
{
Response("226 Transfer complete.");
}
else
{
Response("426 Connection closed; transfer aborted.");
}
}
else
{
throw new FileNotFoundException(cmd.Parameters[0]);
}
}
catch (FtpException)
{
throw;
}
catch (Exception e)
{
NetDebuger.PrintErrorMessage(this, e.ToString());
throw new InternalException(e.Message);
}
finally
{
CloseDataConn();
Statue = FtpSessionStatue.Wait;
}
}
private void STOR(FtpCommand cmd)
{
CheckLogin();
if (cmd.Parameters.Count == 0)
{
throw new SyntaxException();
}
CheckDataConnExist();
restartPos = 0;
try
{
Statue = FtpSessionStatue.Upload;
bool isFile;
string localPath = GetLocalPath(cmd.Parameters[0], FtpOption.Upload, out isFile);
dataConn.MaxLengthOfUpload = user.MaxUploadFileLength;
dataConn.RecvFile = new FileStream(localPath, FileMode.Create);
Response("150 Opening BINARY mode data connection for file transfer.");
if (dataConn.ReceiveFile(localPath, restartPos))
{
Response("226 Transfer complete.");
}
else
{
NetDebuger.PrintErrorMessage(this, dataConn.AsyncHelper.Exception.Message);
Response("426 Connection closed; transfer aborted.");
}
}
catch (FtpException)
{
throw;
}
catch (Exception e)
{
NetDebuger.PrintErrorMessage(this, e.ToString());
throw new InternalException("store file");
}
finally
{
CloseDataConn();
Statue = FtpSessionStatue.Wait;
}
}
/// <summary>
/// 分发FTP请求
/// </summary>
/// <param name="cmdText"></param>
internal void SwitchFtpRequest(string cmdText)
{
NetDebuger.PrintErrorMessage(this, cmdText);
if (string.IsNullOrEmpty(cmdText))
{
return;
}
FtpCommand cmd;
int index = cmdText.IndexOf(' '); //把命令和参数部分分开
if (index != -1)
{
//把命令转成大写
cmd = new FtpCommand(cmdText.Substring(0, index).ToUpper());
cmd.Parameters.Add(cmdText.Substring(index + 1));
}
else
{
//把命令转成大写
cmd = new FtpCommand(cmdText.ToUpper());
}
//会话重新开始计时
TimeCounter.Reset();
try
{
if (!ftpHandlers.ContainsKey(cmd.Command))
{
throw new CommandNotImplementedException();
}
//分发各个命令
ftpHandlers[cmd.Command].Invoke(cmd);
}
catch (FtpException e)
{
Response(e.Message);
}
catch (Exception e)
{
NetDebuger.PrintErrorMessage(this, e.ToString());
}
}
protected internal override void ReportError(FtpSession session, Exception e)
{
NetDebuger.PrintErrorMessage(e.ToString());
}
static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
{
NetDebuger.PrintErrorMessage("UNHANDLED ERROR:" + e.ExceptionObject.ToString());
}
/// <summary>
/// Called when [connect server failed].
/// </summary>
/// <param name="e">The e.</param>
protected override void OnConnectServerFailed(Exception e)
{
base.OnConnectServerFailed(e);
NetDebuger.PrintErrorMessage(Session, e.ToString());
}
