/// <summary>
/// 创建目录
/// </summary>
/// <param name="newDirectory"></param>
/// <returns></returns>
public FtpResult CreateDirectory(string newDirectory)
{
FtpResult result;
try
{
_ftpRequest = (FtpWebRequest)WebRequest.Create(_host + "/" + newDirectory);
_ftpRequest.Credentials = new NetworkCredential(_user, _pass);
_ftpRequest.UseBinary = true;
_ftpRequest.UsePassive = true;
_ftpRequest.KeepAlive = false;
_ftpRequest.Timeout = 1000 * 30;
_ftpRequest.Method = WebRequestMethods.Ftp.MakeDirectory;
_ftpResponse = (FtpWebResponse)_ftpRequest.GetResponse();
Dispose();
result = new FtpResult(true, "ok");
}
catch (Exception ex)
{
Dispose();
result = new FtpResult(false, ex.Message);
}
return(result);
}
/// <summary>
/// 文件重命名
/// </summary>
/// <param name="currentFileNameAndPath"></param>
/// <param name="newFileName"></param>
/// <returns></returns>
public FtpResult Rename(string currentFileNameAndPath, string newFileName)
{
FtpResult result;
try
{
_ftpRequest = (FtpWebRequest)WebRequest.Create(_host + "/" + currentFileNameAndPath);
_ftpRequest.Credentials = new NetworkCredential(_user, _pass);
_ftpRequest.UseBinary = true;
_ftpRequest.UsePassive = true;
_ftpRequest.KeepAlive = false;
_ftpRequest.Timeout = 1000 * 30;
_ftpRequest.Method = WebRequestMethods.Ftp.Rename;
_ftpRequest.RenameTo = newFileName;
_ftpResponse = (FtpWebResponse)_ftpRequest.GetResponse();
Dispose();
result = new FtpResult(true, "ok");
}
catch (Exception ex)
{
Dispose();
result = new FtpResult(false, ex.Message);
}
return(result);
}
/// <summary>
/// 显示远程目录结构
/// </summary>
/// <param name="directory"></param>
/// <returns></returns>
public FtpResult DirectoryListSimple(string directory)
{
var result = new FtpResult();
try
{
_ftpRequest = (FtpWebRequest)WebRequest.Create(_host + "/" + directory);
_ftpRequest.Credentials = new NetworkCredential(_user, _pass);
_ftpRequest.UseBinary = true;
_ftpRequest.UsePassive = true;
_ftpRequest.KeepAlive = false;
_ftpRequest.Timeout = 1000 * 30;
_ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
_ftpResponse = (FtpWebResponse)_ftpRequest.GetResponse();
_ftpStream = _ftpResponse.GetResponseStream();
if (_ftpStream != null)
{
var ftpReader = new StreamReader(_ftpStream);
string directoryRaw = null;
try
{
while (ftpReader.Peek() != -1)
{
directoryRaw += ftpReader.ReadLine() + "|";
}
}
catch (Exception ex)
{
result = new FtpResult(false, ex.Message);
}
ftpReader.Close();
Dispose();
/* Return the Directory Listing as a string Array by Parsing 'directoryRaw' with the Delimiter you Append (I use | in This Example) */
try
{
if (directoryRaw != null)
{
string[] directoryList = directoryRaw.Split("|".ToCharArray());
result = new FtpResult(true, directoryList);
}
}
catch (Exception ex)
{
Dispose();
result = new FtpResult(false, ex.Message);
}
}
}
catch (Exception ex)
{
Dispose();
result = new FtpResult(false, ex.Message);
}
return(result);
}
/// <summary>
/// 下载文件
/// </summary>
/// <param name="localFile"></param>
/// <param name="remoteFile"></param>
/// <returns></returns>
public FtpResult Download(string localFile, string remoteFile)
{
FtpResult result;
_ftpRequest = (FtpWebRequest)WebRequest.Create(_host + "/" + remoteFile);
try
{
_ftpRequest.Credentials = new NetworkCredential(_user, _pass);
_ftpRequest.UseBinary = true;
_ftpRequest.UsePassive = true;
_ftpRequest.KeepAlive = false;
_ftpRequest.Timeout = 1000 * 30;
_ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
_ftpResponse = (FtpWebResponse)_ftpRequest.GetResponse();
_ftpStream = _ftpResponse.GetResponseStream();
var localFileStream = new FileStream(localFile, FileMode.Create);
var byteBuffer = new byte[BufferSize];
if (_ftpStream != null)
{
int bytesRead = _ftpStream.Read(byteBuffer, 0, BufferSize);
try
{
while (bytesRead > 0)
{
localFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = _ftpStream.Read(byteBuffer, 0, BufferSize);
}
}
catch (Exception ex)
{
result = new FtpResult(false, ex.Message);
return(result);
}
}
localFileStream.Close();
Dispose();
result = new FtpResult(true, "ok");
}
catch (Exception ex)
{
Dispose();
result = new FtpResult(false, ex.Message);
}
return(result);
}
/// <summary>
/// 取得文件大小
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public FtpResult GetFileSize(string fileName)
{
FtpResult result;
try
{
_ftpRequest = (FtpWebRequest)WebRequest.Create(_host + "/" + fileName);
_ftpRequest.Credentials = new NetworkCredential(_user, _pass);
_ftpRequest.UseBinary = true;
_ftpRequest.UsePassive = true;
_ftpRequest.KeepAlive = false;
_ftpRequest.Timeout = 1000 * 30;
_ftpRequest.Method = WebRequestMethods.Ftp.GetFileSize;
_ftpResponse = (FtpWebResponse)_ftpRequest.GetResponse();
_ftpStream = _ftpResponse.GetResponseStream();
if (_ftpStream != null)
{
var ftpReader = new StreamReader(_ftpStream);
string fileInfo = null;
try
{
while (ftpReader.Peek() != -1)
{
fileInfo = ftpReader.ReadToEnd();
}
}
catch (Exception ex)
{
result = new FtpResult(false, ex.Message);
ftpReader.Close();
Dispose();
return(result);
}
Dispose();
return(new FtpResult(true, fileInfo));
}
result = new FtpResult(false, "响应流为空");
}
catch (Exception ex)
{
Dispose();
result = new FtpResult(false, ex.Message);
}
return(result);
}