/// <summary>
/// 删除文件
/// </summary>
/// <param name="fileName"></param>
public void Delete(string fileName)
{
try
{
string uri = ftpURI + fileName;
FtpWebRequest reqFTP;
reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(uri));
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
reqFTP.KeepAlive = false;
reqFTP.Method = WebRequestMethods.Ftp.DeleteFile;
string result = String.Empty;
//reqFTP.Proxy = WebRequest.DefaultWebProxy;
reqFTP.Proxy = GlobalProxySelection.GetEmptyWebProxy();
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
long size = response.ContentLength;
Stream datastream = response.GetResponseStream();
StreamReader sr = new StreamReader(datastream);
result = sr.ReadToEnd();
sr.Close();
datastream.Close();
response.Close();
}
catch (Exception ex)
{
WriteTraceLog.Error("FtpWeb: Delete Error --> " + ex.Message + " 文件名:" + fileName);
throw new Exception("FtpWeb: Delete Error --> " + ex.Message + " 文件名:" + fileName);
}
}
/// <summary>
/// 上传
/// </summary>
/// <param name="filename"></param>
public bool Upload(string filename)
{
bool bl = false;
FileInfo fileInf = new FileInfo(filename);
string uri = ftpURI + fileInf.Name;
FtpWebRequest reqFTP;
reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(uri));
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
reqFTP.KeepAlive = false;
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
reqFTP.UseBinary = true;
reqFTP.ContentLength = fileInf.Length;
int buffLength = 2048;
byte[] buff = new byte[buffLength];
int contentLen;
FileStream fs = fileInf.OpenRead();
Stream strm = default(Stream);
try
{
//reqFTP.Proxy = WebRequest.DefaultWebProxy;
// reqFTP.Proxy = GlobalProxySelection.GetEmptyWebProxy();
using (strm = reqFTP.GetRequestStream())
{
contentLen = fs.Read(buff, 0, buffLength);
while (contentLen != 0)
{
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
}
strm.Close();
fs.Close();
}
bl = true;
}
catch (Exception ex)
{
WriteTraceLog.Error("FtpWeb: Upload Error --> " + ex.Message);
bl = false;
// msg = "Upload Error --> " + ex.Message;
// throw new Exception(string.Format("FTP Upload Error -->{0}", ex.Message));
}
finally
{
if (fs != null)
{
fs.Close();
}
if (strm != null)
{
strm.Close();
}
}
return(bl);
}
/// <summary>
/// 下载
/// </summary>
/// <param name="filePath"></param>
/// <param name="fileName"></param>
public void Download(string filePath, string fileName)
{
FtpWebRequest reqFTP;
try
{
FileStream outputStream = new FileStream(filePath + "\\" + fileName, FileMode.Create);
reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(ftpURI + fileName));
reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
reqFTP.UseBinary = true;
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
//reqFTP.Proxy = WebRequest.DefaultWebProxy;
reqFTP.Proxy = GlobalProxySelection.GetEmptyWebProxy();
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
long cl = response.ContentLength;
int bufferSize = 2048;
int readCount;
byte[] buffer = new byte[bufferSize];
readCount = ftpStream.Read(buffer, 0, bufferSize);
while (readCount > 0)
{
outputStream.Write(buffer, 0, readCount);
readCount = ftpStream.Read(buffer, 0, bufferSize);
}
ftpStream.Close();
outputStream.Close();
response.Close();
}
catch (Exception ex)
{
WriteTraceLog.Error("FtpWeb: Upload Error --> " + ex.Message);
throw new Exception(string.Format("FTP Upload Error -->{0}", ex.Message));
}
}
