391 lines
14 KiB
C#
391 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace FTP.Models
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{
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public class FTPConnectModel : NotifyBase
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{
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#region
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private string ip;
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/// <summary>
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/// IP
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/// </summary>
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public string IP
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{
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get { return ip; }
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set { ip = value; this.DoNotify(); }
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}
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private int port;
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/// <summary>
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/// 端口
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/// </summary>
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public int Port
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{
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get { return port; }
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set { port = value; this.DoNotify(); }
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}
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private string username;
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/// <summary>
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/// 用户名
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/// </summary>
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public string UserName
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{
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get { return username; }
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set { username = value; this.DoNotify(); }
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}
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private string password;
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/// <summary>
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/// 密码
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/// </summary>
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public string PassWord
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{
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get { return password; }
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set { password = value; this.DoNotify(); }
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}
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public string ftpRemotePath; //FTP目标目录
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public string Ipath; //目标文件存放路径
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private string frpurl;
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public string ftpURI //得到的FTPUrL
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{
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get { return frpurl; }
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set { frpurl = value; this.DoNotify(); }
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}
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public string ftpUrls; //得到相对的Url
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#endregion
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/// <summary>
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/// FTP请求对象
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/// </summary>
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FtpWebRequest request = null;
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/// <summary>
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/// FTP响应对象
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/// </summary>
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FtpWebResponse response = null;
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/// <summary>
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/// 文件目录
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/// </summary>
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List<FileMode> fileLists = new List<FileMode>();
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/// <summary>
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/// 多个消息实体
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/// </summary>
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List<OperationResult> operationResults = new List<OperationResult>();
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/// <summary>
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/// 单个消息实体
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/// </summary>
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OperationResult operationResult = new OperationResult();
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#region FTP初始化
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/// <summary>
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/// 获取FTP的URL
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/// </summary>
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/// <param name="ftpServerIP"></param>
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/// <param name="ftpServerPort"></param>
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/// <param name="ftpRemotePath"></param>
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/// <param name="ftpUserID"></param>
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/// <param name="ftpPassword"></param>
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/// <param name="Ipath"></param>
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public string getFtpHelper(string ftpServerIP, int ftpServerPort, string ftpRemotePath, string ftpUserID, string ftpPassword, string Ipath)
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{
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this.IP = ftpServerIP;
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this.ftpRemotePath = ftpRemotePath;
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this.port = ftpServerPort;
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this.Ipath = Ipath;
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this.UserName = ftpUserID;
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this.PassWord = ftpPassword;
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this.ftpUrls = "ftp://" + ftpServerIP + ":" + ftpServerPort + "/";
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this.ftpURI = "ftp://" + ftpServerIP + ":" + ftpServerPort + "/" + (string.IsNullOrEmpty(ftpRemotePath) ? "" : ftpRemotePath);
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return ftpURI;
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}
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/// <summary>
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/// 建立FTP链接,返回响应对象
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/// </summary>
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/// <param name="uri">FTP地址</param>
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/// <param name="ftpMethod">操作命令</param>
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/// <returns></returns>
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private FtpWebResponse Open(Uri uri, string ftpMethod)
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{
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request = (FtpWebRequest)FtpWebRequest.Create(uri);
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request.Method = ftpMethod;
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request.UseBinary = true;
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request.KeepAlive = false;
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request.Credentials = new NetworkCredential(this.UserName, this.PassWord);
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return (FtpWebResponse)request.GetResponse();
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}
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/// <summary>
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/// 建立FTP链接,返回请求对象
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/// </summary>
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/// <param name="uri">FTP地址</param>
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/// <param name="ftpMethod">操作命令</param>
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private FtpWebRequest OpenRequest(Uri uri, string ftpMethod)
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{
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request = (FtpWebRequest)WebRequest.Create(uri);
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request.Method = ftpMethod;
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request.UseBinary = true;
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request.KeepAlive = false;
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request.Credentials = new NetworkCredential(this.UserName, this.PassWord);
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return request;
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}
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/// <summary>
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/// 建立FTP链接,返回请求对象
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/// </summary>
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/// <param name="uri">FTP地址</param>
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/// <param name="ftpMethod">操作命令</param>
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private FtpWebRequest FTPRequest(Uri uri, string ftpMethod)
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{
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request = (FtpWebRequest)WebRequest.Create(uri);
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request.Method = ftpMethod;
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request.UseBinary = true;
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request.KeepAlive = false;
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request.Credentials = new NetworkCredential(UserName, PassWord);
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return request;
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}
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/// <summary>
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/// 建立FTP链接,返回响应对象
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/// </summary>
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/// <param name="uri">请求的URL</param>
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/// <param name="ftpMethod">请求的方法</param>
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/// <returns></returns>
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private FtpWebResponse FTPResponse(Uri uri, string ftpMethod)
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{
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request = (FtpWebRequest)FtpWebRequest.Create(uri);
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request.Method = ftpMethod;
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request.UseBinary = true;
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request.KeepAlive = false; //保持接,其他方法关闭
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request.Credentials = new NetworkCredential(UserName, PassWord);
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return (FtpWebResponse)request.GetResponse();
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}
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/// <summary>
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/// 析构函数关闭连接，如果不了解析构函数，可以去网上查找C#析构函数
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/// </summary>
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~FTPConnectModel()
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{
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if (response != null)
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{
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response.Close();
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response = null;
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}
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if (request != null)
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{
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request.Abort();
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request = null;
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}
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}
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#endregion
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#region 列出当前目录的所有一级子目录
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/// <summary>
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/// 列出当前目录的所有一级子目录
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/// </summary>
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public List<FTPModel> ListDirectories()
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{
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var listAll = ListFilesAndDirectories();
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var listFile = listAll.Where(m => m.IsDirectory == true).ToList();
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return listFile;
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}
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/// <summary>
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/// 列出当前目录的所有文件
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/// </summary>
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public List<FTPModel> ListFiles()
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{
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var listAll = ListFilesAndDirectories();
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var listFile = listAll.Where(m => m.IsDirectory == false).ToList();
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return listFile;
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}
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#endregion
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#region 获取当前目录的一级子目录和文件信息
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public static Regex FtpListDirectoryDetailsRegex = new Regex(@".*(?<month>(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec))\s*(?<day>[0-9]*)\s*(?<yearTime>([0-9]|:)*)\s*(?<fileName>.*)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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/// <summary>
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/// 获取当前目录一级字目录和文件信息
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/// </summary>
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/// <param name="IsOnlyDir">是否只获取目录</param>
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/// <returns></returns>
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public List<FTPModel> ListFilesAndDirectories()
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{
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var fileList = new List<FTPModel>();
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response = FTPResponse(new Uri(ftpURI), WebRequestMethods.Ftp.ListDirectoryDetails);
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using (var stream = response.GetResponseStream())
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{
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using (var sr = new StreamReader(stream))
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{
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string line = null;
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while ((line = sr.ReadLine()) != null)
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{
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Match match = FtpListDirectoryDetailsRegex.Match(line);
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//string[] a = line.Split(' ');
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string month = match.Groups["month"].Value;
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string day = match.Groups["day"].Value;
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string yearTime = match.Groups["yearTime"].Value;
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string fileName = match.Groups["fileName"].Value;
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string fmsgTime = Convert.ToDateTime(DateTime.Now.ToString("yy") + month + day).ToString("yyyy-MM-dd") + " " + yearTime;
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Console.WriteLine(line);
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var model = new FTPModel()
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{
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CreateTime = Convert.ToDateTime(fmsgTime),
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FileName = fileName,
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FilePath = ftpRemotePath + "/" + fileName,
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IsDirectory = true
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};
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if (line.StartsWith('d')) //代表是文件夹
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{
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model.IsDirectory = true;
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}
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//else if (line.StartsWith('l'))
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//{
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// //model.IsDirectory = null;
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//}
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else if (line.StartsWith('-') || line.StartsWith('l'))
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{
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model.IsDirectory = false;
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}
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fileList.Add(model);
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}
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}
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}
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return fileList;
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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="saveFilePath">下载后的保存路径</param>
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/// <param name="downloadFileName">要下载的文件名</param>
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public void Download(string saveFilePath, string downloadFileName)
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{
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using (FileStream outputStream = new FileStream(saveFilePath + "\\" + downloadFileName, FileMode.Create))
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{
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response = Open(new Uri(ftpURI + downloadFileName), WebRequestMethods.Ftp.DownloadFile);
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using (Stream ftpStream = response.GetResponseStream())
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{
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long cl = response.ContentLength;
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int bufferSize = 2048;
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int readCount;
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byte[] buffer = new byte[bufferSize];
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readCount = ftpStream.Read(buffer, 0, bufferSize);
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while (readCount > 0)
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{
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outputStream.Write(buffer, 0, readCount);
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readCount = ftpStream.Read(buffer, 0, bufferSize);
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}
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}
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}
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}
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/// <summary>
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/// 文件上传
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/// </summary>
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/// <param name="localFilePath">本地文件路径</param>
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public void Upload(string localFilePath)
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{
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FileInfo fileInf = new FileInfo(localFilePath);
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request = OpenRequest(new Uri(ftpURI + fileInf.Name), WebRequestMethods.Ftp.UploadFile);
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request.ContentLength = fileInf.Length;
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int buffLength = 2048;
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byte[] buff = new byte[buffLength];
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int contentLen;
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using (var fs = fileInf.OpenRead())
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{
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using (var strm = request.GetRequestStream())
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{
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contentLen = fs.Read(buff, 0, buffLength);
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while (contentLen != 0)
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{
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strm.Write(buff, 0, contentLen);
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contentLen = fs.Read(buff, 0, buffLength);
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}
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}
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}
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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="remoteFileName">要删除的文件名</param>
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public void DeleteFile(string remoteFileName)
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{
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response = Open(new Uri(ftpURI + remoteFileName), WebRequestMethods.Ftp.DeleteFile);
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}
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/// <summary>
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/// 删除目录(包括下面所有子目录和子文件)
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/// </summary>
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/// <param name="remoteDirectoryName">要删除的带路径目录名：如web/test</param>
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/*
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* 例：删除test目录
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FTPHelper helper = new FTPHelper("x.x.x.x", "web", "user", "password");
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helper.RemoveDirectory("web/test");
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*/
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public void RemoveDirectory(string remoteDirectoryName)
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{
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GotoDirectory(remoteDirectoryName, true);
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var listAll = ListFilesAndDirectories();
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foreach (var m in listAll)
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{
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if (m.IsDirectory)
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RemoveDirectory(m.FilePath);
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else
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DeleteFile(m.FileName);
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}
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GotoDirectory(remoteDirectoryName, true);
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response = Open(new Uri(ftpURI), WebRequestMethods.Ftp.RemoveDirectory);
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}
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/// <summary>
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/// 切换当前目录
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/// </summary>
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/// <param name="IsRoot">true:绝对路径 false:相对路径</param>
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public void GotoDirectory(string DirectoryName, bool IsRoot)
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{
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if (IsRoot)
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ftpRemotePath = DirectoryName;
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else
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ftpRemotePath += "/" + DirectoryName;
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ftpURI = "ftp://" + IP + "/" + ftpRemotePath + "/";
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}
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/// <summary>
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/// 判断当前目录下指定的一级子目录是否存在
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/// </summary>
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/// <param name="RemoteDirectoryName">指定的目录名</param>
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public bool IsDirectoryExist(string remoteDirectoryName)
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{
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var listDir = ListDirectories();
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if (listDir.Count(m => m.FileName == remoteDirectoryName) > 0)
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return true;
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return false;
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}
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/// <summary>
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/// 判断当前目录下指定的子文件是否存在
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/// </summary>
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/// <param name="RemoteFileName">远程文件名</param>
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public bool IsFileExist(string remoteFileName)
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{
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var listFile = ListFiles();
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if (listFile.Count(m => m.FileName == remoteFileName) > 0)
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return true;
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return false;
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}
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#endregion
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}
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}
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