//form1.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace ftp
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
listView1.Columns.Add("permission #of files date name", -2, HorizontalAlignment.Left);
ftpClient = new fttp(@textBox2.Text, "anonymous", "anonymous");
string[] simpleDirectoryListing = ftpClient.directoryListDetailed("");
treeView1.BeginUpdate();
treeView1.StateImageList = new ImageList();
treeView1.StateImageList.Images.Add(Image.FromFile(@"C:\Users\abc\Desktop\1.jpg"));
treeView1.StateImageList.Images.Add(Image.FromFile(@"C:\Users\abc\Desktop\2.jpg"));
nod = new TreeNode();
nod.Text = "root directory";
nod.Tag = textBox2.Text;
nod.StateImageIndex = 1;
treeView1.Nodes.Add(nod);
for (int i = 0; i < simpleDirectoryListing.Count()-1; i++)
{
myitem = new ListViewItem(simpleDirectoryListing[i], 0);
listView1.Items.Add(myitem);
string[] words = simpleDirectoryListing[i].Split(' ');
nod = new TreeNode();
nod.Text = words[words.Length - 1];
nod.Tag = treeView1.Nodes[0].Tag.ToString() + words[words.Length - 1];
nod.StateImageIndex = 0;
treeView1.Nodes[0].Nodes.Add(nod);
}
}
private TreeNode nod;
private ListViewItem myitem;
private fttp ftpClient;
private void Form1_Load(object sender, EventArgs e)
{
}
private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
{
textBox1.Text = e.Node.Tag.ToString();
}
private void treeView1_DoubleClick(object sender, EventArgs e)
{
if (treeView1.SelectedNode == null) { return; }
string[] simpleDirectoryListing = ftpClient.directoryListDetailed(treeView1.SelectedNode.Tag.ToString().Replace(textBox2.Text,""));
listView1.Items.Clear();
for (int i = 0; i < simpleDirectoryListing.Count()-1; i++)
{
string[] words = simpleDirectoryListing[i].Split(' ');
nod = new TreeNode();
nod.Text = words[words.Length - 1];
nod.Tag = treeView1.SelectedNode.Tag + "/" + words[words.Length - 1];
nod.StateImageIndex = 0;
if (treeView1.SelectedNode.StateImageIndex == 0)
{
bool replica = false;
for (int j = 0; j < treeView1.SelectedNode.GetNodeCount(true); j++)
{
if (treeView1.SelectedNode.Nodes[j].Text == nod.Text) { replica = true; }
}
if (!replica)
{
treeView1.SelectedNode.Nodes.Add(nod);
}
}
myitem = new ListViewItem(simpleDirectoryListing[i], 0);
listView1.Items.Add(myitem);
}
switch (treeView1.SelectedNode.StateImageIndex)
{
case 0:
treeView1.SelectedNode.StateImageIndex = 1;
break;
case 1:
break;
default:
treeView1.SelectedNode.StateImageIndex = 0;
break;
}
}
private void downloadToolStripMenuItem_Click(object sender, EventArgs e)
{
saveFileDialog1.ShowDialog();
ftpClient.download(treeView1.SelectedNode.Tag.ToString().Replace(textBox2.Text, ""), @saveFileDialog1.FileName);
}
}
}
------------------------------------------------------------------------------------------------
//fttp.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Net;
using System.IO;
namespace ftp
{
class fttp
{
private string host = null;
private string user = null;
private string pass = null;
private FtpWebRequest ftpRequest = null;
private FtpWebResponse ftpResponse = null;
private Stream ftpStream = null;
private int bufferSize = 2048;
/* Construct Object */
public fttp(string hostIP, string userName, string password) { host = hostIP; user = userName; pass = password; }
/* Download File */
public void download(string remoteFile, string localFile)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + remoteFile);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Get the FTP Server's Response Stream */
ftpStream = ftpResponse.GetResponseStream();
/* Open a File Stream to Write the Downloaded File */
FileStream localFileStream = new FileStream(localFile, FileMode.Create);
/* Buffer for the Downloaded Data */
byte[] byteBuffer = new byte[bufferSize];
int bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
/* Download the File by Writing the Buffered Data Until the Transfer is Complete */
try
{
while (bytesRead > 0)
{
localFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
}
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
localFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return;
}
/* Upload File */
public void upload(string remoteFile, string localFile)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + remoteFile);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.UploadFile;
/* Establish Return Communication with the FTP Server */
ftpStream = ftpRequest.GetRequestStream();
/* Open a File Stream to Read the File for Upload */
FileStream localFileStream = new FileStream(localFile, FileMode.Create);
/* Buffer for the Downloaded Data */
byte[] byteBuffer = new byte[bufferSize];
int bytesSent = localFileStream.Read(byteBuffer, 0, bufferSize);
/* Upload the File by Sending the Buffered Data Until the Transfer is Complete */
try
{
while (bytesSent != 0)
{
ftpStream.Write(byteBuffer, 0, bytesSent);
bytesSent = localFileStream.Read(byteBuffer, 0, bufferSize);
}
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
localFileStream.Close();
ftpStream.Close();
ftpRequest = null;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return;
}
/* Delete File */
public void delete(string deleteFile)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)WebRequest.Create(host + "/" + deleteFile);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.DeleteFile;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Resource Cleanup */
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return;
}
/* Rename File */
public void rename(string currentFileNameAndPath, string newFileName)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)WebRequest.Create(host + "/" + currentFileNameAndPath);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.Rename;
/* Rename the File */
ftpRequest.RenameTo = newFileName;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Resource Cleanup */
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return;
}
/* Create a New Directory on the FTP Server */
public void createDirectory(string newDirectory)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)WebRequest.Create(host + "/" + newDirectory);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.MakeDirectory;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Resource Cleanup */
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return;
}
/* Get the Date/Time a File was Created */
public string getFileCreatedDateTime(string fileName)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + fileName);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.GetDateTimestamp;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Establish Return Communication with the FTP Server */
ftpStream = ftpResponse.GetResponseStream();
/* Get the FTP Server's Response Stream */
StreamReader ftpReader = new StreamReader(ftpStream);
/* Store the Raw Response */
string fileInfo = null;
/* Read the Full Response Stream */
try { fileInfo = ftpReader.ReadToEnd(); }
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
/* Return File Created Date Time */
return fileInfo;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Return an Empty string Array if an Exception Occurs */
return "";
}
/* Get the Size of a File */
public string getFileSize(string fileName)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + fileName);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.GetFileSize;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Establish Return Communication with the FTP Server */
ftpStream = ftpResponse.GetResponseStream();
/* Get the FTP Server's Response Stream */
StreamReader ftpReader = new StreamReader(ftpStream);
/* Store the Raw Response */
string fileInfo = null;
/* Read the Full Response Stream */
try { while (ftpReader.Peek() != -1) { fileInfo = ftpReader.ReadToEnd(); } }
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
/* Return File Size */
return fileInfo;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Return an Empty string Array if an Exception Occurs */
return "";
}
/* List Directory Contents File/Folder Name Only */
public string[] directoryListSimple(string directory)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + directory);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Establish Return Communication with the FTP Server */
ftpStream = ftpResponse.GetResponseStream();
/* Get the FTP Server's Response Stream */
StreamReader ftpReader = new StreamReader(ftpStream);
/* Store the Raw Response */
string directoryRaw = null;
/* Read Each Line of the Response and Append a Pipe to Each Line for Easy Parsing */
try { while (ftpReader.Peek() != -1) { directoryRaw += ftpReader.ReadLine() + "|"; } }
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
/* Return the Directory Listing as a string Array by Parsing 'directoryRaw' with the Delimiter you Append (I use | in This Example) */
try { string[] directoryList = directoryRaw.Split("|".ToCharArray()); return directoryList; }
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Return an Empty string Array if an Exception Occurs */
return new string[] { "" };
}
/* List Directory Contents in Detail (Name, Size, Created, etc.) */
public string[] directoryListDetailed(string directory)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + directory);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(user, pass);
/* When in doubt, use these options */
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
/* Specify the Type of FTP Request */
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
/* Establish Return Communication with the FTP Server */
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
/* Establish Return Communication with the FTP Server */
ftpStream = ftpResponse.GetResponseStream();
/* Get the FTP Server's Response Stream */
StreamReader ftpReader = new StreamReader(ftpStream);
/* Store the Raw Response */
string directoryRaw = null;
/* Read Each Line of the Response and Append a Pipe to Each Line for Easy Parsing */
try { while (ftpReader.Peek() != -1) { directoryRaw += ftpReader.ReadLine() + "|"; } }
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
/* Return the Directory Listing as a string Array by Parsing 'directoryRaw' with the Delimiter you Append (I use | in This Example) */
try { string[] directoryList = directoryRaw.Split("|".ToCharArray()); return directoryList; }
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Return an Empty string Array if an Exception Occurs */
return new string[] { "" };
}
}
}
reference:
http://www.codeproject.com/Tips/443588/Simple-Csharp-FTP-Class
http://stackoverflow.com/questions/15268760/upload-file-to-ftp-using-c-sharp
treeview:
http://www.codeproject.com/Articles/23115/Working-with-TreeView-Controls
ftp online tester:
http://ftptest.net/#result
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