391 lines
12 KiB
C#
391 lines
12 KiB
C#
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using GameBackup3H3.DbOp;
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using ryCommon;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using WinSCP;
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namespace FTPop
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{
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/// <summary>
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/// FTP管理
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/// </summary>
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public class FTPWinSCP : IFTP, IDisposable
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{
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private bool disposed = false;
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readonly Session session = new Session();
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public string CurRemoteFolder { get; private set; } = "";
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private FTPInfo _ftpinfo = null;
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/// <summary>
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/// 打开FTP
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/// </summary>
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/// <param name="ftpinfo"></param>
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public int Open(FTPInfo ftpinfo)
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{
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if(ftpinfo==null)
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{
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return -1;
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}
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_ftpinfo = ftpinfo;
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SessionOptions sessionOptions = new SessionOptions
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{
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Protocol = Protocol.Ftp,
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HostName = ftpinfo.IP,
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PortNumber = ftpinfo.Port,
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UserName = ftpinfo.UserName,
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Password = ftpinfo.Pwd,
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};
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CurRemoteFolder = ftpinfo.RemoteDir;
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if (ftpinfo.Encrypt > 0)
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{
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sessionOptions.FtpSecure = ftpinfo.Encrypt == 2 ? FtpSecure.Explicit : FtpSecure.Implicit;
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sessionOptions.GiveUpSecurityAndAcceptAnyTlsHostCertificate = true;
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}
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else
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{
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sessionOptions.FtpSecure = FtpSecure.None;
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}
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if (FileTransferProgress != null)
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{
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session.FileTransferProgress += Session_FileTransferProgress; ;
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}
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try
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{
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session.Open(sessionOptions);
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if (session.Opened)
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{
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isopen = true;
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return 1;
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}
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else
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{
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isopen = false;
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return -1;
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}
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}
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catch(Exception ex)
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{
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isopen = false;
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ErrorMsg = ex.Message;
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return -2;
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}
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}
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private bool isopen = false;
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/// <summary>
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/// ftp是否打开着
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/// </summary>
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public bool IsOpen
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{
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get {
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try {
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return session.Opened && isopen;
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}
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catch { return false; }
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}
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}
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/// <summary>
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/// ftp是否打开着
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/// </summary>
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public int ReConnect
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{
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get { return Open(_ftpinfo); }
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}
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private void Session_FileTransferProgress(object sender, WinSCP.FileTransferProgressEventArgs e)
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{
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var progress= new FileTransferProgressEventArgs()
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{
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Cancel = e.Cancel,
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LocalPath = e.FileName,
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FileProgress=e.FileProgress,
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IsComplete=e.FileProgress==1
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};
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FileTransferProgress?.Invoke(this, progress);
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if (progress.Cancel) { e.Cancel = progress.Cancel; }
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}
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/// <summary>
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/// 关闭FTP
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/// </summary>
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/// <returns></returns>
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public int Close()
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{
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try
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{
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if (session.Opened)
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{ session.Close(); }
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session?.Dispose();
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return 1;
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}
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catch { return 0; }
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}
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/// <summary>
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/// 移除文件
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/// </summary>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public int RemoveFiles(string remotePath)
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{
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var result= session.RemoveFiles(remotePath);
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return result.IsSuccess?1:-1;
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}
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/// <summary>
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/// 移动文件
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/// </summary>
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/// <param name="fromPath"></param>
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/// <param name="toPath"></param>
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/// <returns></returns>
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public int MoveFile(string fromPath, string toPath)
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{
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session.MoveFile(fromPath, toPath);
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return 1;
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}
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/// <summary>
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/// 删除文件
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/// </summary>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public int DelFile(string remotePath) {
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try {
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session.RemoveFiles(remotePath);
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return 1;
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}
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catch { return -1; }
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}
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/// <summary>
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/// 移动文件
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/// </summary>
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/// <param name="DirPath"></param>
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/// <returns></returns>
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public int CreateDir(string DirPath)
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{
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try
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{
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session.CreateDirectory(DirPath);
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return 1;
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}
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catch
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{
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return -1;
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}
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}
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/// <summary>
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/// 文件是否存在
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/// </summary>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public bool FileExists(string remotePath)
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{
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if(remotePath.Length==0 || remotePath == "/") { return true; }
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try
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{
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return session.FileExists(remotePath);
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}
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catch { return false; }
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}
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/// <summary>
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/// 文件大小
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/// </summary>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public Int64 FileSize(string remotePath)
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{
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try
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{
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return session.GetFileInfo(remotePath).Length;
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}
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catch { return -1; }
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}
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/// <summary>
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/// 文件最后修改时间
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/// </summary>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public DateTime FileLastWriteTime(string remotePath)
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{
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try
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{
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return session.GetFileInfo(remotePath).LastWriteTime;
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}
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catch { return new DateTime(2000,1,1); }
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}
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/// <summary>
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/// 文件信息
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/// </summary>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public RemoteFileInfo GetFileInfo(string remotePath)
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{
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try
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{
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var info = session.GetFileInfo(remotePath);
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return new RemoteFileInfo() { LastWriteTime = info.LastWriteTime, Length = info.Length, Name = info.Name, IsDirectory = info.IsDirectory };
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}
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catch { return new RemoteFileInfo(); }
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}
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/// <summary>
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/// 显示文件夹列表
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/// </summary>
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/// <param name="CurFolder"></param>
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/// <returns></returns>
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public List<RemoteFileInfo> ListDirectory(string CurFolder, out string error)
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{
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error = "";
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var list = new List<RemoteFileInfo>();
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try
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{
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var result = session.ListDirectory(CurFolder);
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for (int i = 0; i < result.Files.Count; i++)
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{
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var file = result.Files[i];
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list.Add(new RemoteFileInfo()
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{
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FullName = file.FullName,
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IsDirectory = file.IsDirectory,
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Name = file.Name,
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Length = file.Length,
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LastWriteTime = file.LastWriteTime
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});
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}
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}
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catch(Exception ex)
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{
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isopen = false;
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error = ex.Message;
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}
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return list;
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}
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/// <summary>
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/// 上传
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/// </summary>
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/// <param name="localPath"></param>
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/// <param name="remotePath"></param>
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/// <returns></returns>
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public int Upload(string localPath, string remotePath)
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{
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try
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{
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TransferOptions transferOptions = new TransferOptions
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{
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TransferMode = TransferMode.Binary,
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OverwriteMode= OverwriteMode.Overwrite,
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};
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TransferOperationResult transferResult;
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transferResult =
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session.PutFiles(localPath, remotePath, false, transferOptions);
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//Throw on any error
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transferResult.Check();
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if (transferResult.IsSuccess)
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{
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if (System.IO.Directory.Exists(localPath))
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{ return 1; }
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else
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{
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if (FileSize(remotePath) == RyFiles.GetFileSize(localPath))
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{
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return 1;
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}
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else
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{
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ErrorMsg = "文件不完整。";
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return -3;
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}
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}
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}
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else
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{
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return -2;
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}
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}
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catch(Exception ex)
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{
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ErrorMsg = ex.Message;
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return -1;
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}
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}
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/// <summary>
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/// 下载
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/// </summary>
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/// <param name="remotePath"></param>
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/// <param name="localPath"></param>
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/// <returns></returns>
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public int Download(string remotePath, string localPath)
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{
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if(!RyFiles.FileOrDirExist(System.IO.Path.GetDirectoryName(localPath)))
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{
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RyFiles.CreateDirectory(System.IO.Path.GetDirectoryName(localPath));
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}
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try
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{
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TransferOptions transferOptions = new TransferOptions
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{
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TransferMode = TransferMode.Binary,
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OverwriteMode = OverwriteMode.Overwrite
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};
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TransferOperationResult transferResult;
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transferResult =
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session.GetFiles(remotePath, localPath, false, transferOptions);
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//Throw on any error
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transferResult.Check();
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if (transferResult.IsSuccess)
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{
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if (FileSize(remotePath) == RyFiles.GetFileSize(localPath))
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{
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return 1;
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}
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else
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{
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ErrorMsg = "文件不完整。";
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return -3;
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}
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}
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else
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{
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return -2;
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}
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}
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catch (Exception ex)
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{
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ErrorMsg = ex.Message;
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return -1;
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}
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}
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public string ErrorMsg { get; set; } = "";
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/// <summary>
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/// 文件传输事件
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/// </summary>
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public event FileTransferProgressEventHandler FileTransferProgress;
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~FTPWinSCP()
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{
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Dispose(false);
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}
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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protected virtual void Dispose(bool disposing)
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{
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if (!this.disposed)
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{
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Close();
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// If disposing equals true, dispose all managed
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// and unmanaged resources.
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if (disposing)
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{
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// Dispose managed resources.
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session.Dispose();
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}
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// Release unmanaged resources. If disposing is false,
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// only the following code is executed.
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// Note that this is not thread safe.
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// Another thread could start disposing the object
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// after the managed resources are disposed,
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// but before the disposed flag is set to true.
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// If thread safety is necessary, it must be
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// implemented by the client.
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}
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disposed = true;
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}
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}
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}
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