我尝试使用C＃WPF从ftp上传文件 [英] I try file upload from ftp using C# WPF

问题描述

使用System; 
使用System.Collections.Generic; 
使用System.IO; 
使用System.Linq; 
使用System.Net; 
使用System.Text; 
使用System.Threading.Tasks;使用System.Windows 
;使用System.Windows.Controls 
; 
使用System.Windows.Data; 
使用System.Windows.Documents; 
使用System.Windows.Input; 
使用System.Windows.Media; 
使用System.Windows.Media.Imaging;使用System.Windows.Navigation 
; 
使用System.Windows.Shapes; 
使用System.IO; 
使用System.Net; 
名称空间WpfApp1 
 {
 ///< summary> 
 /// MainWindow.xaml的交互逻辑
 ///< / summary> 
 public partial class MainWindow：Window 
 {
 public MainWindow（）
 {
 InitializeComponent（）; 
} 
 public static string fileName; 
 private void Button_Click（object sender，RoutedEventArgs e）
 {
 {//创建OpenFileDialog 
 Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog（）; 
 
 
 
 //设置文件扩展名和文件扩展名的过滤器
 dlg.DefaultExt =。*; 
 
 
 
 //通过调用ShowDialog方法显示OpenFileDialog 
 Nullable< bool> result = dlg.ShowDialog（）; 
 
 
 //获取所选文件名并显示在TextBox 
 if（result == true）
 {
 //打开文档
 
 fileName =（dlg.FileName）; 
 
 
} 
 
 
 //获取用于与服务器通信的对象。 
 FtpWebRequest request =（FtpWebRequest）WebRequest.Create（ftp://94.73.145.160/Feba_Toplantı）; 
 request.Method = WebRequestMethods.Ftp.UploadFile; 
 
 //此示例假定FTP站点使用匿名登录。 
 request.Credentials = new NetworkCredential（u6341930，TPmp45D2）; 
 
 //将文件内容复制到请求流。 
 StreamReader sourceStream = new StreamReader（fileName.ToString（））; 
 byte [] fileContents = Encoding.UTF8.GetBytes（sourceStream.ReadToEnd（））; 
 sourceStream.Close（）; 
 request.ContentLength = fileContents.Length; 
 
流requestStream = request.GetRequestStream（）; 
 requestStream.Write（fileContents，0，fileContents.Length）; 
 requestStream.Close（）; 
 
 FtpWebResponse response =（FtpWebResponse）request.GetResponse（）; 
 
 Console.WriteLine（上传文件完成，状态{0}，response.StatusDescription）; 
 
 response.Close（）; 
 
 
} 
} 
} 
} 

我尝试了什么：



我正在使用C＃WPF我尝试从ftp上传文件但我从这个<$ p收到错误$ p> StreamReader sourceStream = new StreamReader（fileName.ToString（））;

错误是550没有找到文件我怎样才能解决我的问题请帮帮忙

解决方案

这个第三方库应该让它更容易： GitHub - robinrodricks / FluentFTP：.NET和FTP的FTP和FTPS客户端.NET Standard，针对速度进行了优化。提供广泛的FTP命令，文件上传/下载，SSL / TLS连接，自动目录列表解析，文件哈希/校验和，文件权限/ CHMOD，FTP代理，UTF-8支持，异步/等待支持等。完全用C＃编写，没有外部依赖。 [ ^ ] - 为您提供大量示例和文档。 ：）

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.IO;
using System.Net;
namespace WpfApp1
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }
        public static string fileName;
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            {  // Create OpenFileDialog 
                Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();



                // Set filter for file extension and default file extension 
                dlg.DefaultExt = ".*";



                // Display OpenFileDialog by calling ShowDialog method 
                Nullable<bool> result = dlg.ShowDialog();


                // Get the selected file name and display in a TextBox 
                if (result == true)
                {
                    // Open document 

                    fileName = (dlg.FileName);


                }


                // Get the object used to communicate with the server.
                FtpWebRequest request = (FtpWebRequest)WebRequest.Create("ftp://94.73.145.160/Feba_Toplantı");
                request.Method = WebRequestMethods.Ftp.UploadFile;

                // This example assumes the FTP site uses anonymous logon.
                request.Credentials = new NetworkCredential("u6341930", "TPmp45D2");

                // Copy the contents of the file to the request stream.
                StreamReader sourceStream = new StreamReader(fileName.ToString());
                byte[] fileContents = Encoding.UTF8.GetBytes(sourceStream.ReadToEnd());
                sourceStream.Close();
                request.ContentLength = fileContents.Length;

                Stream requestStream = request.GetRequestStream();
                requestStream.Write(fileContents, 0, fileContents.Length);
                requestStream.Close();

                FtpWebResponse response = (FtpWebResponse)request.GetResponse();

                Console.WriteLine("Upload File Complete, status {0}", response.StatusDescription);

                response.Close();


            }
        }
    }
}

What I have tried:

I am using C# WPF I try to upload file from ftp but I got error from this

StreamReader sourceStream = new StreamReader(fileName.ToString());

error is 550 no find file how can I fix my problem please help guys

解决方案

This 3rd-party library should make it a lot easier for you: GitHub - robinrodricks/FluentFTP: An FTP and FTPS client for .NET & .NET Standard, optimized for speed. Provides extensive FTP commands, File uploads/downloads, SSL/TLS connections, Automatic directory listing parsing, File hashing/checksums, File permissions/CHMOD, FTP proxies, UTF-8 support, Async/await support and more. Written entirely in C#, with no external dependencies.[^] - lots of examples and documentation for you. :)

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