public FileUpLoadHelpDemo(string FTPServiceIP, string FTPUserName, string FTPUserPwd)
{
FTPInfo = new FTPSeviceInfo();
FTPInfo.FTPServiceIP = FTPServiceIP;
FTPInfo.FTPUserName = FTPUserName;
FTPInfo.FTPUserPwd = FTPUserPwd;
}
public FileUpLoadHelpDemo(string FTPServiceIP)
{
FTPInfo = new FTPSeviceInfo();
FTPInfo.FTPServiceIP = FTPServiceIP;
FTPInfo.FTPUserName = string.Empty;
FTPInfo.FTPUserPwd = string.Empty;
}
/// <summary>
/// FTP服务器下载文件，指定本地路径和本地文件名
/// </summary>
/// <param name="remoteFileName">远程文件名</param>
/// <param name="localFileName">保存本地的文件名（包含路径）</param>
/// <param name="Info">服务器信息</param>
/// <param name="ifCredential">是否启用身份验证（false：表示允许用户匿名下载）</param>
/// <param name="brokenOpen">是否支持断点下载</param>
/// <param name="updateProgress">>报告进度的处理(第一个参数：总大小，第二个参数：当前进度)</param>
/// <returns></returns>
public static bool FtpDownload(string remoteFileName, string localFileName, FTPSeviceInfo Info, bool ifCredential, bool brokenOpen, Action <int, int> updateProgress = null)
{
if (brokenOpen)
{
try
{
long size = 0;
if (File.Exists(localFileName))
{
using (FileStream outputStream = new FileStream(localFileName, FileMode.Open))
{
size = outputStream.Length;
}
}
return(FtpBrokenDownload(remoteFileName, localFileName, Info, ifCredential, size, updateProgress));
}
catch
{
throw;
}
}
else
{
return(FtpDownload(remoteFileName, localFileName, ifCredential, Info, updateProgress));
}
}
/// <summary>
/// 从FTP服务器下载文件，指定本地路径和本地文件名
/// </summary>
/// <param name="remoteFileName">远程文件名</param>
/// <param name="localFileName">保存本地的文件名（包含路径）</param>
/// <param name="FtpUserName">用户名</param>
/// <param name="FtpUserPwd">密码</param>
/// <returns></returns>
public static bool FtpDownload(string remoteFileName, string localFileName, string FtpUserName, string FtpUserPwd)
{
FTPSeviceInfo Info = new FTPSeviceInfo {
FTPUserName = FtpUserName, FTPUserPwd = FtpUserPwd
};
return(FtpDownload(remoteFileName, localFileName, Info));
}
/// <summary>
///在ftp服务器上创建文件目录
/// </summary>
/// <param name="uri">文件目录</param>
/// <param name="Info">服务器信息</param>
/// <returns></returns>
public static bool MakeDir(string uri, FTPSeviceInfo Info)
{
string url = string.Empty;
var uriStr = "ftp://" + Info.FTPServiceIP + "/";
uriStr += uri;
bool b = RemoteFtpDirExists(uriStr, Info);
if (b)
{
return(true);
}
MakeDir(uriStr, Info.FTPUserName, Info.FTPUserPwd);
return(true);
}
/// <summary>
/// 上传文件到FTP服务器
/// </summary>
/// <param name="ServiceIP">文件名以及详细路径</param>
/// <param name="Info"></param>
/// <param name="Paths"></param>
/// <param name="FileUri"></param>
/// <returns></returns>
public static bool FtpUploadFile(string ServiceIP, FTPSeviceInfo Info, List <string> Paths, out string FileUri, Action <int, int> updateProgress = null)
{
string uri = "ftp://" + Info.FTPServiceIP + "/";
if (Paths != null && Paths.Count > 1)
{
Paths.ForEach(m =>
{
if (m != null && m != string.Empty)
{
uri += m;
uri += "/";
}
});
}
return(FtpUploadFile(new FileInfo(ServiceIP), Info.FTPUserName, Info.FTPUserPwd, uri, out FileUri, true));
}
/// <summary>
/// 获取已上传文件大小
/// </summary>
/// <param name="FileName">远程文件路径以及名称</param>
/// <param name="path">服务器文件路径</param>
/// <returns></returns>
public static long GetFileSize(string Uri, FTPSeviceInfo Info)
{
long filesize = 0;
try
{
FtpWebRequest reqFTP;
reqFTP = (FtpWebRequest)FtpWebRequest.Create(Uri);
reqFTP.KeepAlive = false;
reqFTP.UseBinary = true;
reqFTP.Credentials = new NetworkCredential(Info.FTPUserName, Info.FTPUserPwd);//用户，密码
reqFTP.Method = WebRequestMethods.Ftp.GetFileSize;
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
filesize = response.ContentLength;
return(filesize);
}
catch
{
return(0);
}
}
/// <summary>
/// 在ftp服务器上创建文件目录(批量)
/// </summary>
/// <param name="Paths">路径集合</param>
/// <param name="Info">服务器信息</param>
/// <returns></returns>
public static bool MakeDir(List <string> Paths, FTPSeviceInfo Info)
{
var dirName = string.Empty;
if (Paths != null && Paths.Count > 1)
{
Paths.ForEach(m =>
{
if (m != null && m != string.Empty)
{
dirName += m;
MakeDir(dirName, Info);
dirName += "/";
}
});
}
else if (Paths.Count == 1)
{
MakeDir(Paths[0], Info);
}
return(true);
}
/// <summary>
/// 重命名
/// </summary>
/// <param name="Info">FTP服务器信息</param>
/// <param name="newFileName">新文件名</param>
/// <param name="paths">路径集合</param>
/// <returns></returns>
public static bool FileRename(FTPSeviceInfo Info, string newFileName, List <string> paths)
{
string uri = string.Empty;
var uriStr = "ftp://" + Info.FTPServiceIP + "/";
if (paths != null && paths.Count > 1)
{
paths.ForEach(m =>
{
if (m != null && m != string.Empty)
{
uri += m;
uri += "/";
}
});
}
else if (paths.Count == 1)
{
uri = paths[0];
}
uriStr += uri;
return(FileRename(uriStr, Info.FTPUserName, Info.FTPUserPwd, newFileName));
}
public FileUpLoadHelpDemo()
{
FTPInfo = new FTPSeviceInfo();
}
/// <summary>
/// 删除文件
/// </summary>
/// <param name="Uri">文件Uri</param>
/// <param name="Info">服务器信息</param>
/// <returns></returns>
public static bool FileDelete(string Uri, FTPSeviceInfo Info)
{
return(FileDelete(Uri, Info.FTPUserName, Info.FTPUserPwd));
}
/// <summary>
/// 重命名
/// </summary>
/// <param name="Info">FTP服务器信息</param>
/// <param name="newFileName">新文件名</param>
/// <param name="path">文件在服务器上的路径</param>
/// <returns></returns>
public static bool FileRename(FTPSeviceInfo Info, string newFileName, string path)
{
return(FileRename(Info, newFileName, new List <string> {
path
}));
}
/// <summary>
/// 从FTP服务器下载文件，指定本地路径和本地文件名
/// </summary>
/// <param name="remoteFileName">远程文件名</param>
/// <param name="localFileName">保存本地的文件名（包含路径）</param>
/// <param name="Info">服务器信息</param>
/// <returns></returns>
public static bool FtpDownload(string remoteFileName, string localFileName, FTPSeviceInfo Info)
{
return(FtpDownload(remoteFileName, localFileName, Info, true, false));
}
/// <summary>
/// 初始化，并且设置FTP服务器IP
/// </summary>
/// <param name="FtpIp"></param>
public FTPTool(string FtpIp)
{
FTPInfo = new FTPSeviceInfo {
FTPServiceIP = FtpIp
};
}
/// <summary>
/// 从FTP服务器下载文件，指定本地路径和本地文件名（支持断点下载）
/// </summary>
/// <param name="remoteFileName">远程文件名</param>
/// <param name="localFileName">保存本地的文件名（包含路径）</param>
/// <param name="ifCredential">是否启用身份验证（false：表示允许用户匿名下载）</param>
/// <param name="size">已下载文件流大小</param>
/// <param name="updateProgress">报告进度的处理(第一个参数：总大小，第二个参数：当前进度)</param>
/// <returns>是否下载成功</returns>
public static bool FtpBrokenDownload(string remoteFileName, string localFileName, FTPSeviceInfo Info, bool ifCredential, long size, Action <int, int> updateProgress = null)
{
FtpWebRequest reqFTP;
Stream ftpStream = null;
FtpWebResponse response = null;
FileStream outputStream = null;
try
{
outputStream = new FileStream(localFileName, FileMode.Append);
Uri uri = new Uri(remoteFileName);
reqFTP = (FtpWebRequest)FtpWebRequest.Create(uri);
reqFTP.Timeout = 15000;
reqFTP.UseBinary = true;
reqFTP.KeepAlive = false;
reqFTP.ContentOffset = size;
reqFTP.ReadWriteTimeout = 60000;
if (ifCredential)//使用用户身份认证
{
reqFTP.Credentials = new NetworkCredential(Info.FTPUserName, Info.FTPUserPwd);
}
long totalBytes = GetFileSize(remoteFileName, Info);
reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
response = (FtpWebResponse)reqFTP.GetResponse();
ftpStream = response.GetResponseStream();
//更新进度
if (updateProgress != null)
{
updateProgress((int)totalBytes, 0);//更新进度条
}
long totalDownloadedByte = 0;
int bufferSize = 2048;
int readCount;
byte[] buffer = new byte[bufferSize];
readCount = ftpStream.Read(buffer, 0, bufferSize);
while (readCount > 0)
{
totalDownloadedByte = readCount + totalDownloadedByte;
outputStream.Write(buffer, 0, readCount);
//更新进度
if (updateProgress != null)
{
updateProgress((int)totalBytes, (int)totalDownloadedByte);//更新进度条
}
readCount = ftpStream.Read(buffer, 0, bufferSize);
}
ftpStream.Close();
outputStream.Close();
response.Close();
return(true);
}
catch (Exception ex)
{
return(false);
throw;
}
finally
{
if (ftpStream != null)
{
ftpStream.Close();
}
if (outputStream != null)
{
outputStream.Close();
}
if (response != null)
{
response.Close();
}
}
}
/// <summary>
/// 初始化未设置FTP服务器
/// </summary>
public FTPTool()
{
FTPInfo = new FTPSeviceInfo();
}
/// <summary>
/// 判断ftp上的文件目录是否存在
/// </summary>
/// <param name="uri"></param>
/// <param name="Info">服务器信息</param>
/// <returns></returns>
public static bool RemoteFtpDirExists(string uri, FTPSeviceInfo Info)
{
return(RemoteFtpDirExists(uri, Info.FTPUserName, Info.FTPUserPwd));
}
/// <summary>
/// 初始化，并且设置FTP服务器IP和用户名密码
/// </summary>
/// <param name="FtpIp"></param>
public FTPTool(string FtpIp, string FtpUserName, string FtpPwd)
{
FTPInfo = new FTPSeviceInfo {
FTPServiceIP = FtpIp, FTPUserName = FtpUserName, FTPUserPwd = FtpPwd
};
}
/// <summary>
/// 重命名
/// </summary>
/// <param name="uri">文件Uri</param>
/// <param name="newFileName">新文件名</param>
/// <param name="Info">服务器信息</param>
/// <returns></returns>
public static bool FileRename(string uri, string newFileName, FTPSeviceInfo Info)
{
return(FileRename(uri, Info.FTPUserName, Info.FTPUserPwd, newFileName));
}