/// <summary>
/// 连接FTP的方法
/// </summary>
/// <param name="ftpuri">ftp服务器地址，端口</param>
/// <param name="ftpUserID">用户名</param>
/// <param name="ftpPassword">密码</param>
public DownloadFtp(string ftpuri, string ftpUserID, string ftpPassword)
{
// 根据uri创建FtpWebRequest对象
ft = (FtpWebRequest)FtpWebRequest.Create(new Uri(ftpuri));
// ftp用户名和密码
ft.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
ft.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
fr = (FtpWebResponse)ft.GetResponse();
stream = fr.GetResponseStream();
////二进制文件读入
//if (!fr.ContentType.ToLower().StartsWith("text/"))
//{
// SaveBinaryFile(fr);
//}
////文本文件
//else
//{
string buffer = "", line;
StreamReader reader = new StreamReader(stream);
while ((line = reader.ReadLine()) != null)
{
buffer += line + "\r\n";
}
//装入整个文件之后，接着就要把它保存为文本文件。
SaveTextFile(buffer);
//}
}
private DateTime GetFtpFileTime(string filename, string path, string hostName)
{
if (filename == "." || filename == "..")
{
return(DateTime.MaxValue);
}
try
{
string ftpurl = string.Format("ftp://{0}{1}{2}", hostName, path, filename);
FtpWebRequest reqFTP = (System.Net.FtpWebRequest)System.Net.FtpWebRequest.Create(new Uri(ftpurl));
reqFTP.Method = System.Net.WebRequestMethods.Ftp.GetDateTimestamp;
reqFTP.UseBinary = true;
reqFTP.Credentials = new System.Net.NetworkCredential("anonymous", "");
System.Net.FtpWebResponse response = (System.Net.FtpWebResponse)reqFTP.GetResponse();
System.IO.Stream ftpStream = response.GetResponseStream();
string fileTime = response.LastModified.ToString();
ftpStream.Close();
response.Close();
return(Convert.ToDateTime(fileTime));
}
catch
{
return(DateTime.MinValue);
}
}
public void DownloadFile(string remoteFile, string localFile)
{
// Создаем FTP Request
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(String.Format("{0}/{1}", host, remoteFile));
// Инициализируем сетевые учетные данные
ftpRequest.Credentials = new NetworkCredential(user, pass);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
// Задаем команду, которая будет отправлена на FTP-сервер
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpRequest.Timeout = TIMEOUT;
// Ответ FTP-сервера
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
// Возвращаем поток данных
ftpStream = ftpResponse.GetResponseStream();
// Создаем локальный файл
FileStream localFileStream = new FileStream(localFile, FileMode.Create);
// Пишем в файл
ftpStream.CopyTo(localFileStream);
localFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
}
/// <summary>
/// Open Ftp file in a MemoryStream for read only. The FtpStream is copied in a MemoryStream.
/// </summary>
/// <param name="pStream">The ouput stream.</param>
/// <param name="connectionGroupName">The group name for the connection</param>
private void OpenReadFtpFile(out System.IO.Stream pStream, string connectionGroupName)
{
pStream = null;
try
{
System.Net.FtpWebRequest lRequestFileDl = (System.Net.FtpWebRequest)System.Net.WebRequest.Create(_filePath);
try
{
lRequestFileDl.ConnectionGroupName = connectionGroupName;
lRequestFileDl.Method = System.Net.WebRequestMethods.Ftp.DownloadFile;
System.Net.FtpWebResponse lResponseFileDl = (System.Net.FtpWebResponse)lRequestFileDl.GetResponse();
try
{
FileInfo lDestFileInfo = new FileInfo(_destRemoteFile);
using (System.IO.FileStream lFileStream = lDestFileInfo.OpenWrite())
{
using (System.IO.Stream lStream = lResponseFileDl.GetResponseStream())
{
int i = 0;
byte[] bytes = new byte[2048];
do
{
i = lStream.Read(bytes, 0, bytes.Length);
lFileStream.Write(bytes, 0, i);
} while (i != 0);
lStream.Close();
}
lFileStream.Close();
}
pStream = lDestFileInfo.OpenRead();
pStream.Seek(0, System.IO.SeekOrigin.Begin);
}
finally
{
lResponseFileDl.Close();
}
}
finally
{
try
{
lRequestFileDl.Abort();
}
catch (NotImplementedException)
{
// Ignore the not implemented exception
}
}
}
catch (Exception ex)
{
PIS.Ground.Core.LogMgmt.LogManager.WriteLog(TraceType.ERROR, ex.Message, "PIS.Ground.Core.Data.RemoteFileClass", ex, EventIdEnum.GroundCore);
}
}
public static Boolean FTPDownloadFile()
{
try
{
sDirName = sDirName.Replace("\\", "/");
string sURI = "FTP://" + sFTPServerIP + "/" + sDirName + "/" + sFromFileName;
System.Net.FtpWebRequest myFTP = (System.Net.FtpWebRequest)System.Net.FtpWebRequest.Create(sURI); //建立FTP連線
//設定連線模式及相關參數
myFTP.Credentials = new System.Net.NetworkCredential(sUserName, sPassWord); //帳密驗證
myFTP.Timeout = 2000; //等待時間
myFTP.UseBinary = true; //傳輸資料型別 二進位/文字
myFTP.UsePassive = false; //通訊埠接聽並等待連接
myFTP.Method = System.Net.WebRequestMethods.Ftp.DownloadFile; //下傳檔案
System.Net.FtpWebResponse myFTPResponse = (System.Net.FtpWebResponse)myFTP.GetResponse(); //取得FTP回應
//下載檔案
System.IO.FileStream myWriteStream = new System.IO.FileStream(sToFileName, FileMode.Create, FileAccess.Write); //檔案設為寫入模式
System.IO.Stream myReadStream = myFTPResponse.GetResponseStream(); //資料串流設為接收FTP回應下載
byte[] bBuffer = new byte[2047]; int iRead = 0; //傳輸位元初始化
do
{
iRead = myReadStream.Read(bBuffer, 0, bBuffer.Length); //接收資料串流
myWriteStream.Write(bBuffer, 0, iRead); //寫入下載檔案
//Console.WriteLine("bBuffer: {0} Byte", iRead);
} while (!(iRead == 0));
myReadStream.Flush();
myReadStream.Close();
myReadStream.Dispose();
myWriteStream.Flush();
myWriteStream.Close();
myWriteStream.Dispose();
myFTPResponse.Close();
return(true);
}
catch (Exception ex)
{
//Console.WriteLine("FTP Download Fail" & vbNewLine & "{0}", ex.Message)
//MessageBox.Show(ex.Message , null, MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly, False)
iFTPReTry--;
if (iFTPReTry >= 0)
{
return(FTPDownloadFile());
}
else
{
return(false);
}
}
}
public string[] ListDirectory(string directory)
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(String.Format("{0}/{1}", host, directory));
ftpRequest.Credentials = new NetworkCredential(user, pass);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
ftpRequest.Timeout = TIMEOUT;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
StreamReader ftpReader = new StreamReader(ftpStream);
string directoryRaw = null;
try
{
while (ftpReader.Peek() != -1)
{
//TODO: выдергиваем имя файла, доделать...
directoryRaw += ftpReader.ReadLine().Split(' ').Last() + "|";
}
}
catch
{
}
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
try
{
string[] directoryList = directoryRaw.Split("|".ToCharArray());
return directoryList;
}
catch
{
}
return new string[] { };
}
public string Load()
{
System.Net.FtpWebRequest request = (FtpWebRequest)System.Net.WebRequest.Create(ConfigURL);
if (!string.IsNullOrEmpty(User))
{
request.Credentials = new NetworkCredential(User, PassWord);
}
using (System.Net.FtpWebResponse response = (FtpWebResponse)request.GetResponse())
{
using (System.IO.StreamReader reader = new System.IO.StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return(reader.ReadToEnd());
}
}
}
//二进制文件存储方法
protected void SaveBinaryFile(FtpWebResponse response)
{
byte[] buffer = new byte[1024];
string filename = convertFilename(response.ResponseUri);
Stream outStream = File.Create(filename);
Stream inStream = response.GetResponseStream();
int l;
do
{
l = inStream.Read(buffer, 0,
buffer.Length);
if (l > 0)
outStream.Write(buffer, 0, l);
} while (l > 0);
outStream.Close();
}
/// <summary>
/// 下載FTP檔案
/// 存儲至Client端桌面
/// </summary>
/// <param name="FileName">要下載的檔案名稱</param>
/// <returns></returns>
public static bool Download(string FileName)
{
bool result = false;
string LocalFile = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory) + "\\" + FileName;
try
{
Uri FtpPath = new Uri(uriServer + FileName);
ftpRequest = (FtpWebRequest)WebRequest.Create(FtpPath);
ftpRequest.Credentials = new NetworkCredential(UserName,Password);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
ftpFileStream = new FileStream(LocalFile, FileMode.Create);
int BufferSize = 2048;
byte[] byteBuffer = new byte[BufferSize];
int bytesRead = ftpStream.Read(byteBuffer, 0, BufferSize);
try
{
while (bytesRead > 0)
{
ftpFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, BufferSize);
}
result = true;
}
catch (Exception ex)
{
sysMessage.SystemEx(ex.Message);
}
ftpFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception ex)
{
sysMessage.SystemEx(ex.Message);
}
return result;
}
public void DownloadFile()
{
try
{
_destinazione = Destinazione;
if (!(Destinazione.StartsWith("ftp://") || Destinazione.StartsWith("ftp:\\\\")))
{
_destinazione = "ftp://" + Destinazione;
}
System.Net.FtpWebRequest ftp = (System.Net.FtpWebRequest)System.Net.WebRequest.Create(new Uri(_destinazione + "/" + FileName));
ftp.Method = System.Net.WebRequestMethods.Ftp.DownloadFile;
ftp.UseBinary = true;
ftp.Credentials = new System.Net.NetworkCredential(UserFTP, PwdFTP);
ftp = (System.Net.FtpWebRequest)System.Net.WebRequest.Create(new Uri(_destinazione + "/" + FileName));
ftp.Method = System.Net.WebRequestMethods.Ftp.DownloadFile;
ftp.UseBinary = true;
ftp.Credentials = new System.Net.NetworkCredential(UserFTP, PwdFTP);
ftp.Method = System.Net.WebRequestMethods.Ftp.DownloadFile;
System.Net.FtpWebResponse response = (System.Net.FtpWebResponse)ftp.GetResponse();
Stream responseStream = response.GetResponseStream();
StreamReader reader = new StreamReader(responseStream);
using (StreamWriter writer = new StreamWriter(FilePath))
{
writer.Write(reader.ReadToEnd());
}
reader.Close();
response.Close();
}
catch (Exception ex)
{
throw ex;
}
}
/* 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;
}
// actually the only useful function in project.
public DateTime GetFtpFileTime(string filename)
{
try
{
FtpWebRequest reqFTP = (System.Net.FtpWebRequest)System.Net.FtpWebRequest.Create(new Uri(filename));
reqFTP.Method = System.Net.WebRequestMethods.Ftp.GetDateTimestamp;
reqFTP.UseBinary = true;
reqFTP.Credentials = new System.Net.NetworkCredential(this.Username, this.Password);
System.Net.FtpWebResponse response = (System.Net.FtpWebResponse)reqFTP.GetResponse();
System.IO.Stream ftpStream = response.GetResponseStream();
string fileTime = response.LastModified.ToString();
ftpStream.Close();
response.Close();
return(Convert.ToDateTime(fileTime));
}
catch/* (Exception ex)*/
{
return(DateTime.MinValue);
}
}
public List <string> GetListOfExistingFilesNames()
{
System.Net.FtpWebRequest ftpRequest = (System.Net.FtpWebRequest)System.Net.WebRequest.Create(ftpServerPath);
ftpRequest.Credentials = new System.Net.NetworkCredential(userId, password);
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
System.Net.FtpWebResponse response = (System.Net.FtpWebResponse)ftpRequest.GetResponse();
System.IO.StreamReader streamReader = new System.IO.StreamReader(response.GetResponseStream());
List <string> directories = new List <string>();
string line = streamReader.ReadLine();
while (!string.IsNullOrEmpty(line))
{
directories.Add(line);
line = streamReader.ReadLine();
}
streamReader.Close();
return(directories);
}
//Sorts the files and only shows the files you want.
public List<String> listFiles(FtpWebResponse files, Boolean showAllFiles)
{
Stream responseStream = files.GetResponseStream();
StreamReader reader = new StreamReader(responseStream);
String filesFolders = reader.ReadToEnd();
List<String> fileArray = filesFolders.Split('\n').ToList<String>();
List<String> newList = new List<string>();
if (!showAllFiles)
{
foreach (String s in fileArray)
{
if (s.Contains(".mp3") || s.StartsWith("d")) //Feel free to add the filetypes you like.
{
if (s.Length > 0)
{
Char[] c = s.ToCharArray();
for (int i = 0; i < c.Length; i++)
{
if (c[i] == ':')
{
newList.Add(s.Substring(i + 4));
}
}
}
}
}
}
else
{
foreach (String s in fileArray)
{
newList.Add(s); //Adds all directorydetails
}
}
newList.Sort();
return newList;
}
public string DescargaArchivo(string ArchivoFTP, string ArchivoLocal)
{
try
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(Direccion + "/" + ArchivoFTP);
ftpRequest.Credentials = new NetworkCredential(Usuario, Password);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
Console.WriteLine("Iniciando proceso de Descarga de Archivo.");
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
FileStream ArchivoDescargado = new FileStream(ArchivoLocal, FileMode.Create);
byte[] byteBuffer = new byte[2048];
int bytesRead = ftpStream.Read(byteBuffer, 0, 2048);
while (bytesRead > 0)
{
ArchivoDescargado.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, 2048);
}
Console.WriteLine("Proceso de Descarga Finalizado.");
EliminarArchivo(ArchivoFTP);
ArchivoDescargado.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
return "Exito";
}
catch (Exception)
{
Console.WriteLine("No se encuentra el archivo para descargar");
return "Error";
}
}
public bool DownloadFileFTP(string destinfilepath, string ftphost, string ftpfilepath, string user, string pass)
{
try
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create("ftp://" + ftphost + "//" + ftpfilepath);
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpRequest.Credentials = new NetworkCredential(user, pass);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
FileStream localFileStream = new FileStream(destinfilepath, FileMode.Create);
byte[] byteBuffer = new byte[bufferSize];
int bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
while (bytesRead > 0)
{
localFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
}
localFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
return true;
}
catch (Exception erro)
{
throw new Exception(erro.Message);
}
}
//gets files in a directory and outputs them as a string
public string[] lsDirectory(string dir)
{
string[] filesInDir = new string[10];
try
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + dir);
ftpRequest.Credentials = new NetworkCredential(username, password);
ftpRequest.UsePassive = true;
ftpRequest.UseBinary = true;
ftpRequest.KeepAlive = true;
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
StreamReader sr = new StreamReader(ftpStream); //since this is only for input
string dirRaw = null; //used to store the raw response
try
{
while (sr.Peek() != -1) //until no more avaliable characters
{
dirRaw += sr.ReadLine() + "|"; //adds on lines to our raw directory variable with "|" seperating lines for easier parsing
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
//close resources
ftpResponse.Close();
sr.Close();
ftpStream.Close();
ftpRequest = null;
try
{
filesInDir = dirRaw.Split("|".ToCharArray()); //gets rid of |
return filesInDir;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
return filesInDir;
}
public string File_List_Remote_Computer()
{
try
{
// I set the Ip address of the remote computer
string IpAddress = "";
IpAddress = this.host;
// I set the credentials of the remote computer.
string UserName = this.user;
string UserPassword = this.password;
// I set the Ftp object.
System.Net.FtpWebRequest FtpWebRequest = (System.Net.FtpWebRequest)System.Net.WebRequest.Create(IpAddress);
FtpWebRequest.Credentials = new System.Net.NetworkCredential(UserName, UserPassword);
FtpWebRequest.Method = System.Net.WebRequestMethods.Ftp.ListDirectory;
FtpWebRequest.Proxy = null;
System.Net.FtpWebResponse FtpWebResponse = (System.Net.FtpWebResponse)FtpWebRequest.GetResponse();
// I set the StreamReader object.
// It will contain the file list of the remote computer
System.IO.StreamReader StreamReader = new System.IO.StreamReader
(FtpWebResponse.GetResponseStream(), System.Text.Encoding.ASCII);
// I set the DataFound variable.
bool DataFound = false;
// I set FileName variable.
string FileName = "";
// I loop on the StreamReader object.
while (StreamReader.EndOfStream == false)
{
System.IO.FileStream sr = new System.IO.FileStream(host + "/" + FileName, System.IO.FileMode.Open);
DataFound = true;
FileName = StreamReader.ReadLine().ToString();
return(FileName + "|" + sr.Length);
}
// If the value of the DataFound variable is
// False then no data was found.
if (DataFound == false)
{
return("No data found.");
}
// I close the objects.
StreamReader.Close();
FtpWebResponse.Close();
FtpWebRequest = null;
return("");
}
catch (Exception ex)
{
// I show an error message if the sub generates an error.
if (ex.Message.Contains("(530)"))
{
return("User name or password is wrong.");
}
else
{
return("Error message: " + ex.Message);
}
}
}
/* 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[] { "" };
}
private string[] lsSimple(string dir)
{
try
{
ftpRequest = (FtpWebRequest)WebRequest.Create(String.Format(baseUrl, dir));
ftpRequest.Credentials = new NetworkCredential(userName, password);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpRequest.EnableSsl = true;
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
StreamReader ftpReader = new StreamReader(ftpStream);
StringBuilder result = new StringBuilder();
try
{
string line = ftpReader.ReadLine();
while (line != null)
{
result.Append(line);
result.Append("\n");
line = ftpReader.ReadLine();
}
//remove extra \n
result.Remove(result.ToString().LastIndexOf('\n'), 1);
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
return result.ToString().Split('\n');
}
catch (Exception ex)
{
Console.WriteLine("Error reading file list.\n" + ex.ToString());
if (result != null)
result = null;
if (ftpReader != null)
ftpReader.Close();
if (ftpResponse != null)
ftpResponse.Close();
if (ftpRequest != null)
ftpRequest = null;
return new string[] { "" };
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
return new string[] { "" };
}
// Anslutning till FTP - Server och listar innehållet
public bool LoginCheck()
{
try
{
// Skapa en FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host+":"+port);
// Loggar in på FTP Server med användarnman och lösenord
ftpRequest.Credentials = new NetworkCredential(user, pass);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
//Specificerar vilken typ av FTP Request
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
//Etablera Return kommunikation med FTP-servern
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
// Lagra FTP Serverns svarström
ftpStream = ftpResponse.GetResponseStream();
// Lagra FTP Serverns svarström
StreamReader ftpReader = new StreamReader(ftpStream);
// Lagrar responesen i variabeln directoryRaw
string directoryRaw = null;
// Läser rad för ar av svaret och lägger till en | för varje rad
try { while (ftpReader.Peek() != -1) { directoryRaw += ftpReader.ReadLine() + "|"; } }
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
// Städar anslutningarna
ftpReader.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
try
{
string[] directoryList = directoryRaw.Split("|".ToCharArray());
Console.WriteLine("");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("========================================");
Console.ResetColor();
Console.WriteLine("Content of the FTP-Server");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("========================================");
Console.ResetColor();
foreach (var direct in directoryList)
{
Console.WriteLine(direct);
}
Console.WriteLine("");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("========================================");
Console.ResetColor();
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
}
catch (Exception)
{
return false;
}
return true;
}
//метод протокола FTP RETR для загрузки файла с FTP-сервера
public void DownloadFile(string path, string fileName)
{
ftpRequest = (FtpWebRequest)WebRequest.Create("ftp://" + _Host + path + "/" + fileName);
ftpRequest.Credentials = new NetworkCredential(_UserName, _Password);
//команда фтп RETR
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpRequest.EnableSsl = _UseSSL;
//Файлы будут копироваться в кталог программы
FileStream downloadedFile = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite);
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
//Получаем входящий поток
Stream responseStream = ftpResponse.GetResponseStream();
//Буфер для считываемых данных
byte[] buffer = new byte[1024];
int size = 0;
while ((size = responseStream.Read(buffer, 0, 1024)) > 0)
{
downloadedFile.Write(buffer, 0, size);
}
ftpResponse.Close();
downloadedFile.Close();
responseStream.Close();
}
public void download(string remoteFile, string localFile)
{
FileStream localFileStream = null;
try
{
ftpRequest = (FtpWebRequest)WebRequest.Create(String.Format(baseUrl, remoteFile));
ftpRequest.Credentials = new NetworkCredential(userName, password);
ftpRequest.UseBinary = false; //TODO: figure out why this downloads correctly when in most cases with windows it shouldn't
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpRequest.EnableSsl = true;
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
localFileStream = new FileStream(localFile, FileMode.Create);
byte[] buffer = new byte[bufferSize];
int bytesRead = ftpStream.Read(buffer, 0, bufferSize);
try
{
while (bytesRead > 0)
{
localFileStream.Write(buffer, 0, bufferSize);
bytesRead = ftpStream.Read(buffer, 0, bufferSize);
}
}
catch (Exception ex)
{
if (localFileStream != null)
localFileStream.Close();
Console.WriteLine("Error reading remote file.\n" + ex.ToString());
}
localFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
}
catch(Exception ex)
{
if (ftpRequest != null)
ftpRequest = null;
if (localFileStream != null)
localFileStream.Close();
if (ftpResponse != null)
ftpResponse.Close();
if (ftpStream != null)
ftpStream.Close();
Console.WriteLine("Error downloading file.\n" + ex.ToString());
}
}
private void logThreadWork()
{
while (true)
{
if (stream == null || !stream.CanRead)
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(data.adress + "/logs/latest.log");
ftpRequest.Credentials = new NetworkCredential(data.login, data.password);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpRequest.ContentOffset = logLength;
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
stream = ftpResponse.GetResponseStream();
}
byte[] buffer = new byte[2048];
bytesRead = 2048;
while (bytesRead == 2048)
{
bytesRead = stream.Read(buffer, 0, 2048);
logLength += bytesRead;
if (bytesRead > 0) {
try
{
text.Invoke(new Action(() =>
{
text.AppendText(Encoding.UTF8.GetString(buffer, 0, bytesRead));
text.Navigate(text.Lines.Count - 1);
}));
}
catch (Exception) { }
}
}
}
}
/// <summary>
/// 下载FTP文件
/// </summary>
/// <param name="part"></param>
void DownloadFTPFile(string key, FTPItem part, double filesize)
{
try
{
//下载文件的URI
Uri u = new Uri(part.ServerFilePath);
//设定下载文件的保存路径
string downFile = part.LocFilePath;
//FtpWebRequest的作成
System.Net.FtpWebRequest ftpReq = (System.Net.FtpWebRequest)System.Net.WebRequest.Create(u);
//设定用户名和密码
ftpReq.Credentials = new System.Net.NetworkCredential(FTPUser, FTPPassword);
//MethodにWebRequestMethods.Ftp.DownloadFile("RETR")设定
ftpReq.Method = System.Net.WebRequestMethods.Ftp.DownloadFile;
//要求终了后关闭连接
ftpReq.KeepAlive = false;
//使用ASCII方式传送
ftpReq.UseBinary = false;
//设定PASSIVE方式无效
ftpReq.UsePassive = false;
//判断是否继续下载
//继续写入下载文件的FileStream
System.IO.FileStream fs;
if (part.IsContinue)
{
if (System.IO.File.Exists(downFile))
{
//继续下载
ftpReq.ContentOffset = (new System.IO.FileInfo(downFile)).Length;
fs = new System.IO.FileStream(downFile, System.IO.FileMode.Append, System.IO.FileAccess.Write);
}
else
{
//一般下载
fs = new System.IO.FileStream(downFile, System.IO.FileMode.Create, System.IO.FileAccess.Write);
}
}
else
{
if (System.IO.File.Exists(downFile))
{
File.Delete(downFile);
}
//一般下载
fs = new System.IO.FileStream(downFile, System.IO.FileMode.Create, System.IO.FileAccess.Write);
}
//取得FtpWebResponse
System.Net.FtpWebResponse ftpRes = (System.Net.FtpWebResponse)ftpReq.GetResponse();
//为了下载文件取得Stream
System.IO.Stream resStrm = ftpRes.GetResponseStream();
//写入下载的数据
byte[] buffer = new byte[20480];
double posLen = 0;
while (part.CloseState == false && part.RunState == FTPRunState.Run)
{
int readSize = resStrm.Read(buffer, 0, buffer.Length);
posLen += readSize;
if (readSize == 0)
{
break;
}
fs.Write(buffer, 0, readSize);
if (OnProgressChanged != null)
{
//System.Threading.Tasks.Task.Factory.StartNew(() =>
//{
OnProgressChanged(key, Math.Round((posLen / filesize) * 100, 2));
//});
}
}
fs.Close();
resStrm.Close();
if (part.RunState == FTPRunState.Run)
{
UploadFileList.TryRemove(key, out part);
if (OnProgressChanged != null)
{
OnProgressChanged(key, 100.00);
}
if (OnCompleted != null)
{
OnCompleted(key, part.ServerFilePath);
}
}
//表示从FTP服务器被送信的状态
//Console.WriteLine("{0}: {1}", ftpRes.StatusCode, ftpRes.StatusDescription);
//关闭连接
ftpRes.Close();
}
catch (Exception ex)
{
part.RunState = FTPRunState.Error;
UploadFileList.TryRemove(key, out part);//出错则删除
OnFailed(key, 150);
}
}
/*************************************************\
* List Directory Contents File/Folder Name Only *
\*************************************************/
public void GetDirectoryList(Directory directory, BackgroundWorker worker, DoWorkEventArgs e)
{
/* Set parameters and return values */
List<object> parameters = e.Argument as List<object>;
List<object> returnArguments = new List<object>();
if (((string)parameters[0]).Equals("GetDir"))
{
if (directory.Get_IsRoot())
returnArguments.Add("GetDir");
}
else if (((string)parameters[0]).Equals("DlLastUp"))
{
returnArguments.Add("DlLastUp");
}
else if (((string)parameters[0]).Equals("SyncLF"))
{
returnArguments.Add("SyncLF");
}
else if (((string)parameters[0]).Equals("ChDir"))
{
returnArguments.Add("ChDir");
}
if (directory.Get_FoldersList().Count == 0 && directory.Get_FilesList().Count == 0)
{
try
{
// FYI
// http://stackoverflow.com/questions/1016690/how-to-improve-the-performance-of-ftpwebrequest
/* Instanciate FTP request */
worker.ReportProgress(0);
_FtpRequest = (FtpWebRequest)FtpWebRequest.Create(_Host);
/* Log in */
_FtpRequest.Credentials = new NetworkCredential(_User, _Password);
/* Set options */
_FtpRequest.UseBinary = true;
_FtpRequest.UsePassive = true;
_FtpRequest.KeepAlive = true;
_FtpRequest.ConnectionGroupName = "GetDirectoryList"; // To ensure that the connection pool is used
_FtpRequest.KeepAlive = true;
_FtpRequest.ServicePoint.ConnectionLimit = 2;
/* Specify type of request */
_FtpRequest.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
worker.ReportProgress(30);
/* Establish return communication with ftp server */
_FtpResponse = (FtpWebResponse)_FtpRequest.GetResponse();
worker.ReportProgress(60);
/* Establish return communication with ftp server */
//_FtpStream = _FtpResponse.GetResponseStream();
using (Stream ftpStream = _FtpResponse.GetResponseStream())
{
if (worker.CancellationPending)
{
e.Cancel = true;
}
else
{
/* get FTP server's response stream */
StreamReader ftpReader = new StreamReader(ftpStream, Encoding.ASCII);
/* Read Each Line of the Response and Append a Pipe to Each Line for Easy Parsing */
List<string> lines = new List<string>(); // temporary list
string htmlResult = String.Empty;
string line = ftpReader.ReadLine();
while (line != null && line != String.Empty)
{
if (worker.CancellationPending)
{
e.Cancel = true;
break;
}
lines.Add(line);
htmlResult += line;
line = ftpReader.ReadLine();
}
worker.ReportProgress(80);
/* parse HTML output (first, get only the name of file, then re-parse to get the timestamp/size */
try
{
//List<string> content = new List<string>();
HtmlAgilityPack.HtmlDocument doc = new HtmlAgilityPack.HtmlDocument();
doc.LoadHtml(htmlResult);
foreach (HtmlAgilityPack.HtmlNode node in doc.DocumentNode.SelectNodes("//a[@href]"))
{
if (worker.CancellationPending)
{
e.Cancel = true;
break;
}
else if (!node.InnerText.Contains(">") && !String.IsNullOrEmpty(node.InnerText))
{
/* suppress last char '/' */
string stringRaw = node.InnerText;
if (stringRaw[stringRaw.Length - 1] == '/')
stringRaw = stringRaw.Substring(0, stringRaw.Length - 1);
string[] split = stringRaw.Split('/');
/* Parse timestamp and size, and then fill directory object */
ParseSizeAndTimestamp(directory, split[split.Length - 1], lines);
}
else if (node.InnerText.Contains(">") && !String.IsNullOrEmpty(node.InnerText))
{
/* suppress last char '/' */
string stringRaw = node.Attributes[0].Value;
if (stringRaw[stringRaw.Length - 1] == '/')
stringRaw = stringRaw.Substring(0, stringRaw.Length - 1);
string[] split = stringRaw.Split('/');
/* Parse timestamp and size, and then fill directory object */
ParseSizeAndTimestamp(directory, split[split.Length - 1], lines);
}
}
}
catch (Exception ex) { returnArguments.Add(ex.ToString()); }
/* Resource Cleanup */
ftpReader.Close();
_FtpResponse.Close();
_FtpRequest = null;
}
}
}
catch (Exception ex) { returnArguments.Add(ex.ToString()); }
}
worker.ReportProgress(100);
e.Result = returnArguments;
}
private bool Download(string sourcePath, string destinationPath, int offsetByte = 0)
{
var ftpWebRequest = GetFtpWebRequest(sourcePath);
ftpWebRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpWebRequest.ContentOffset = offsetByte;
LogStepFtpRequest(ftpWebRequest.RequestUri, string.Format("{0} {1}, {2}", ftpWebRequest.Method, sourcePath, destinationPath));
var result = false;
var fileInfo = new FileInfo(destinationPath);
using (var fileStream = fileInfo.OpenWrite())
{
try
{
LastResponse = (FtpWebResponse) ftpWebRequest.GetResponse();
var responseStream = LastResponse.GetResponseStream();
fileStream.Seek(offsetByte, SeekOrigin.Begin);
result = TransferData(responseStream, fileStream);
}
catch (WebException ex)
{
TestEasyLog.Instance.Failure(string.Format("Exception while getting FTP response: '{0}'", ex.Message));
LastResponse = (FtpWebResponse) ex.Response;
}
catch (InvalidOperationException ex2)
{
TestEasyLog.Instance.Failure(string.Format("Exception while getting FTP response: '{0}'",
ex2.Message));
}
finally
{
if (LastResponse != null)
{
LastResponse.Close();
}
}
}
return result;
}
/// <summary>
/// 从FTP服务器下载文件，返回文件二进制数据
/// </summary>
/// <param name="RemoteFileName">远程文件名</param>
public byte[] DownloadFile(string RemoteFileName)
{
try
{
if (!IsValidFileChars(RemoteFileName))
{
throw new Exception("非法文件名或目录名!");
}
Response = Open(new Uri(this.Uri.ToString() + RemoteFileName), WebRequestMethods.Ftp.DownloadFile);
Stream Reader = Response.GetResponseStream();
MemoryStream mem = new MemoryStream(1024 * 500);
byte[] buffer = new byte[1024];
int bytesRead = 0;
int TotalByteRead = 0;
while (true)
{
bytesRead = Reader.Read(buffer, 0, buffer.Length);
TotalByteRead += bytesRead;
if (bytesRead == 0)
break;
mem.Write(buffer, 0, bytesRead);
}
if (mem.Length > 0)
{
return mem.ToArray();
}
else
{
return null;
}
}
catch (Exception ep)
{
ErrorMsg = ep.ToString();
throw ep;
}
}
/// <summary>
/// 列出FTP服务器上面当前目录的所有文件和目录
/// </summary>
public FileStruct[] ListFilesAndDirectories()
{
Response = Open(this.Uri, WebRequestMethods.Ftp.ListDirectoryDetails);
StreamReader stream = new StreamReader(Response.GetResponseStream(), Encoding.Default);
string Datastring = stream.ReadToEnd();
FileStruct[] list = GetList(Datastring);
return list;
}
public void Exec(Int32 ImageSend)
{
try
{
Model.Local.ArticleImageRepository ArticleImageRepository = new Model.Local.ArticleImageRepository();
if (ArticleImageRepository.ExistPre_Id(ImageSend) == false)
{
Model.Prestashop.PsImageRepository PsImageRepository = new Model.Prestashop.PsImageRepository();
Model.Prestashop.PsImage PsImage = PsImageRepository.ReadImage(Convert.ToUInt32(ImageSend));
Model.Local.ArticleRepository ArticleRepository = new Model.Local.ArticleRepository();
if (ArticleRepository.ExistPre_Id(Convert.ToInt32(PsImage.IDProduct)))
{
Model.Local.Article Article = ArticleRepository.ReadPre_Id(Convert.ToInt32(PsImage.IDProduct));
Model.Prestashop.PsImageLangRepository PsImageLangRepository = new Model.Prestashop.PsImageLangRepository();
if (PsImageLangRepository.ExistImageLang(Convert.ToUInt32(ImageSend), Core.Global.Lang))
{
string extension = Core.Img.jpgExtension;
String FTP = Core.Global.GetConfig().ConfigFTPIP;
String User = Core.Global.GetConfig().ConfigFTPUser;
String Password = Core.Global.GetConfig().ConfigFTPPassword;
Model.Prestashop.PsImageLang PsImageLang = PsImageLangRepository.ReadImageLang(Convert.ToUInt32(ImageSend), Core.Global.Lang);
Model.Local.ArticleImage ArticleImage = new Model.Local.ArticleImage()
{
ImaArt_Name = (!String.IsNullOrEmpty(PsImageLang.Legend)) ? PsImageLang.Legend : Article.Art_Ref,
ImaArt_Position = PsImage.Position,
ImaArt_Default = Convert.ToBoolean(PsImage.Cover),
Pre_Id = Convert.ToInt32(PsImage.IDImage),
Art_Id = Article.Art_Id,
ImaArt_Image = string.Empty,
ImaArt_SourceFile = SearchFreeNameFile(Article.Art_Id, Article.Art_Ref, extension),
ImaArt_DateAdd = DateTime.Now
};
ArticleImageRepository.Add(ArticleImage);
Boolean import_img = false;
try
{
// <JG> 10/04/2013 gestion système d'images
string ftpPath = "/img/p/";
switch (Core.Global.GetConfig().ConfigImageStorageMode)
{
case Core.Parametres.ImageStorageMode.old_system:
#region old_system
// no action on path
break;
#endregion
case Core.Parametres.ImageStorageMode.new_system:
default:
#region new_system
foreach (char directory in PsImage.IDImage.ToString())
{
ftpPath += directory + "/";
}
break;
#endregion
}
// <JG> 21/05/2013 import image originale
Boolean import_img_tmp = false;
try
{
string ftpfullpath = (Core.Global.GetConfig().ConfigImageStorageMode == Core.Parametres.ImageStorageMode.old_system)
? FTP + ftpPath + PsImage.IDProduct + "-" + PsImage.IDImage + Core.Img.jpgExtension
: FTP + ftpPath + PsImage.IDImage + Core.Img.jpgExtension;
bool existfile = Core.Ftp.ExistFile(ftpfullpath, User, Password);
if (existfile)
{
System.Net.FtpWebRequest ftp = (System.Net.FtpWebRequest)System.Net.FtpWebRequest.Create(ftpfullpath);
ftp.Credentials = new System.Net.NetworkCredential(User, Password);
ftp.UseBinary = true;
ftp.UsePassive = true;
ftp.KeepAlive = false;
ftp.EnableSsl = Core.Global.GetConfig().ConfigFTPSSL;
System.Net.FtpWebResponse response = (System.Net.FtpWebResponse)ftp.GetResponse();
Stream reader = response.GetResponseStream();
MemoryStream memStream = new MemoryStream();
byte[] buffer = new byte[1024];
byte[] downloadedData = new byte[0];
while (true)
{
int bytesRead = reader.Read(buffer, 0, buffer.Length);
if (bytesRead != 0)
{
memStream.Write(buffer, 0, bytesRead);
}
else
{
break;
}
downloadedData = memStream.ToArray();
}
string target_folder = (Core.Global.GetConfig().ConfigLocalStorageMode == Parametres.LocalStorageMode.simple_system)
? Global.GetConfig().Folders.TempArticle
: ArticleImage.advanced_folder;
if (downloadedData != null && downloadedData.Length != 0)
{
FileStream newFile = new FileStream(
System.IO.Path.Combine(target_folder, String.Format("{0}" + extension, ArticleImage.ImaArt_Id)),
FileMode.Create);
newFile.Write(downloadedData, 0, downloadedData.Length);
newFile.Close();
newFile.Dispose();
memStream.Dispose();
downloadedData = new byte[0];
}
string local_file_tmp = System.IO.Path.Combine(target_folder, String.Format("{0}" + extension, ArticleImage.ImaArt_Id));
// <JG> 30/09/2013 détection encodage PNG lors de l'import
Boolean rename_to_png = false;
System.Drawing.Image img = System.Drawing.Image.FromFile(local_file_tmp);
var imgguid = img.RawFormat.Guid;
img.Dispose();
System.Drawing.Imaging.ImageCodecInfo search;
foreach (System.Drawing.Imaging.ImageCodecInfo codec in System.Drawing.Imaging.ImageCodecInfo.GetImageDecoders())
{
if (codec.FormatID == imgguid)
{
search = codec;
if (search.FormatDescription == "PNG")
{
rename_to_png = true;
}
break;
}
}
if (rename_to_png)
{
if (System.IO.File.Exists(local_file_tmp))
{
extension = Core.Img.pngExtension;
System.IO.File.Move(local_file_tmp, System.IO.Path.Combine(target_folder, String.Format("{0}" + extension, ArticleImage.ImaArt_Id)));
}
ArticleImage.ImaArt_SourceFile = SearchFreeNameFile(Article.Art_Id, Article.Art_Ref, extension);
}
ArticleImage.ImaArt_Image = String.Format("{0}" + extension, ArticleImage.ImaArt_Id);
ArticleImageRepository.Save();
Core.Img.resizeImage(new System.Drawing.Bitmap(ArticleImage.TempFileName),
Core.Global.GetConfig().ConfigImageMiniatureWidth,
Core.Global.GetConfig().ConfigImageMiniatureHeight,
ArticleImage.SmallFileName);
import_img_tmp = true;
}
}
catch (Exception)
{
// Not implemented
}
if (import_img_tmp)
{
Model.Prestashop.PsImageTypeRepository PsImageTypeRepository = new Model.Prestashop.PsImageTypeRepository();
List <Model.Prestashop.PsImageType> ListPsImageType = PsImageTypeRepository.ListProduct(1);
foreach (Model.Prestashop.PsImageType PsImageType in ListPsImageType)
{
string ftpfullpath = (Core.Global.GetConfig().ConfigImageStorageMode == Core.Parametres.ImageStorageMode.old_system)
? FTP + ftpPath + PsImage.IDProduct + "-" + PsImage.IDImage + "-" + PsImageType.Name + Core.Img.jpgExtension
: FTP + ftpPath + PsImage.IDImage + "-" + PsImageType.Name + Core.Img.jpgExtension;
System.Net.FtpWebRequest ftp = (System.Net.FtpWebRequest)System.Net.FtpWebRequest.Create(ftpfullpath);
ftp.Credentials = new System.Net.NetworkCredential(User, Password);
ftp.UseBinary = true;
ftp.UsePassive = true;
ftp.KeepAlive = false;
ftp.EnableSsl = Core.Global.GetConfig().ConfigFTPSSL;
System.Net.FtpWebResponse response = (System.Net.FtpWebResponse)ftp.GetResponse();
Stream reader = response.GetResponseStream();
MemoryStream memStream = new MemoryStream();
byte[] buffer = new byte[1024];
byte[] downloadedData = new byte[0];
while (true)
{
int bytesRead = reader.Read(buffer, 0, buffer.Length);
if (bytesRead != 0)
{
memStream.Write(buffer, 0, bytesRead);
}
else
{
break;
}
downloadedData = memStream.ToArray();
}
if (downloadedData != null && downloadedData.Length != 0)
{
FileStream newFile = new FileStream(ArticleImage.FileName(PsImageType.Name), FileMode.Create);
newFile.Write(downloadedData, 0, downloadedData.Length);
newFile.Close();
}
}
import_img = true;
// gestion image par défaut
if (ArticleImage.ImaArt_Default)
{
List <Model.Local.ArticleImage> ListArticleImage = ArticleImageRepository.ListArticle(ArticleImage.Art_Id.Value);
if (ListArticleImage.Count(i => i.ImaArt_Default == true && i.ImaArt_Id != ArticleImage.ImaArt_Id) > 0)
{
foreach (Model.Local.ArticleImage ArticleImageDefault in ListArticleImage.Where(i => i.ImaArt_Default == true && i.ImaArt_Id != ArticleImage.ImaArt_Id))
{
ArticleImageDefault.ImaArt_Default = false;
ArticleImageRepository.Save();
}
}
}
// liens images déclinaisons
ExecAttributeImage(PsImage, ArticleImage);
}
}
catch (Exception ex)
{
Core.Error.SendMailError("[DOWNLOAD FTP IMAGE ARTICLE]<br />" + ex.ToString());
ArticleImageRepository.Delete(ArticleImage);
}
if (!import_img)
{
ArticleImageRepository.Delete(ArticleImage);
}
}
}
}
else if (ArticleImageRepository.ExistPrestaShop(ImageSend))
{
// import des affectations aux déclinaisons
Model.Prestashop.PsImageRepository PsImageRepository = new Model.Prestashop.PsImageRepository();
Model.Prestashop.PsImage PsImage = PsImageRepository.ReadImage(Convert.ToUInt32(ImageSend));
Model.Local.ArticleImage ArticleImage = ArticleImageRepository.ReadPrestaShop(ImageSend);
ExecAttributeImage(PsImage, ArticleImage);
}
}
catch (Exception ex)
{
Core.Error.SendMailError(ex.ToString());
}
}
public void VerificarArquivos(string sPathDestino, string ftphost, string ftpfilepath, string user, string pass)
{
try
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create("ftp://" + ftphost + "//" + ftpfilepath);
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
ftpRequest.Credentials = new NetworkCredential(user, pass);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
StreamReader sr = new StreamReader(ftpResponse.GetResponseStream());
string str = sr.ReadLine();
while (str != null)
{
Console.WriteLine(str);
str = sr.ReadLine();
if (str != ".." && str!=null)
{
if (!DownloadFileFTP((sPathDestino + "\\" + str), ftphost, (ftpfilepath.Replace("\\", "//") + "//" + str), user, pass))
{
return;
}
else
{
conn.ExecutarComando("INSERT INTO LOG_ARQUIVOS_RECEBIDOS (CODVEN, ARQUIVO, NOME_ARQUIVO) VALUES (" + str.Substring(0, 2) + ", '" + (sPathDestino + "\\" + str) + "', '" + str + "')");
//Excluir arquivo já recebido do FTP
DeleteFileFTP(ftphost, (ftpfilepath.Replace("\\", "//") + "//" + str), user, pass);
}
}
}
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception exc)
{
this.sErro = exc.Message;
}
}
/// <summary>
/// amocmebs CSV fails, aris tu ara axali gadacemis chanaceri
/// </summary>
/// <returns>abrunebs true-s tu axali gadacema daicko, tuarada false-s.</returns>
public static bool nextCSVResult(out string sShemdegiGadacemisSaxeli
, out DateTime dtAxaliGadacemisDackebisDro)
{
//string[] lsAllLines = File.ReadAllLines(File.ReadAllText(VideoCaptureController.sFileContainingInfoAboutCSVFilePath));
FtpWebRequest ftp = (FtpWebRequest)FtpWebRequest.Create("ftp://92.241.90.13/" + "OAStudioLog"
+ DateTime.Now.Year.ToString()
+ RecorderController.add_zeros(DateTime.Now.Month.ToString())
+ RecorderController.add_zeros(DateTime.Now.Day.ToString())
+ ".csv");
ftp.Credentials = new NetworkCredential("log", "log");
ftp.CachePolicy = new RequestCachePolicy(RequestCacheLevel.NoCacheNoStore);//nocachenostore?
try
{
System.Net.FtpWebResponse resp = (FtpWebResponse)ftp.GetResponse();
StreamReader csv = new StreamReader(resp.GetResponseStream(), Encoding.ASCII);
//
string[] lsAllLines = csv.ReadToEnd().Replace("\r", "").Split('\n');
//
int lastValidLineNum = lsAllLines.Length - 1;
while ("" == lsAllLines[lastValidLineNum] ||
lsAllLines[lastValidLineNum].Split(',').Length < 7 ||
"On Air Studio terminated" == lsAllLines[lastValidLineNum].Split(',')[6] ||
(lsAllLines[lastValidLineNum].Split(',').Length > 7 && "Playback Stopped" == lsAllLines[lastValidLineNum].Split(',')[7]) ||
!(lsAllLines[lastValidLineNum].LastIndexOf(',') > lsAllLines[lastValidLineNum].IndexOf(',')) ||
!("RED" == lsAllLines[lastValidLineNum].Split(',')[1] || "PLAY" == lsAllLines[lastValidLineNum].Split(',')[1] || "NEWS PLAY" == lsAllLines[lastValidLineNum].Split(',')[1])
)
{
if (0 > lastValidLineNum)
{
Console.WriteLine("CSV File not valid. Press any key to exit!");
Console.ReadLine();
Application.Exit();
break;
}
lastValidLineNum--;
}
if (lsAllLines.Length > unLineCountLastTime &&
sGadacemisSaxeliLastTime != lsAllLines[lastValidLineNum].Split(',')[4])
{
unLineCountLastTime = lsAllLines.Length;
string[] arrBoloStriqonisMonacemebi = lsAllLines[lastValidLineNum].Split(',');
sGadacemisSaxeliLastTime = TrimFileNameFromUnwantedChars(arrBoloStriqonisMonacemebi[4]);
//todo guess name from arrBoloStriqonisMonacemebi[4]
sShemdegiGadacemisSaxeli
= TrimFileNameFromUnwantedChars(
arrBoloStriqonisMonacemebi[4].Substring(arrBoloStriqonisMonacemebi[4].LastIndexOf('\\') + 1));
try
{
dtAxaliGadacemisDackebisDro = DateTime.ParseExact(arrBoloStriqonisMonacemebi[5] + " " + arrBoloStriqonisMonacemebi[6]
//, @"dd\/M\/yyyy HH:mm:ss"
, @"M\/d\/yyyy HH:mm:ss"
//was dd
, CultureProvider);
if (dtAxaliGadacemisDackebisDro.Month != DateTime.Now.Month)
{
dtAxaliGadacemisDackebisDro = DateTime.ParseExact(arrBoloStriqonisMonacemebi[5] + " " + arrBoloStriqonisMonacemebi[6]
//, @"dd\/M\/yyyy HH:mm:ss"
, @"d\/M\/yyyy HH:mm:ss"
, CultureProvider);
}
}
catch (FormatException)
{
dtAxaliGadacemisDackebisDro = DateTime.ParseExact(arrBoloStriqonisMonacemebi[5] + " " + arrBoloStriqonisMonacemebi[6]
//, @"dd\/M\/yyyy HH:mm:ss"
, @"dd\/M\/yyyy HH:mm:ss"
, CultureProvider);
}
return(true);
}
else
{
sShemdegiGadacemisSaxeli = null;
dtAxaliGadacemisDackebisDro = DateTime.Now;
return(false);
}
}
catch (WebException)
{
sShemdegiGadacemisSaxeli = null;
dtAxaliGadacemisDackebisDro = DateTime.Now;
Console.WriteLine("CSV File not found for current day. ");
return(false);
}
}
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(data.adress + "/" + remoteFile);
/* Log in to the FTP Server with the User Name and Password Provided */
ftpRequest.Credentials = new NetworkCredential(data.login, data.password);
/* 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 */
Directory.CreateDirectory(Path.GetDirectoryName(localFile));
localFileStream = new FileStream(localFile, FileMode.Create);
/* Buffer for the Downloaded Data */
byte[] byteBuffer = new byte[bufferSize];
int bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
int totalBytesRead = bytesRead;
/* Download the File by Writing the Buffered Data Until the Transfer is Complete */
while (bytesRead > 0)
{
if (cancel)
{
localFileStream.Close();
ftpRequest.Abort();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
ftpResponse = null;
ftpStream = null;
localFileStream = null;
e.Cancel = true;
return;
}
localFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
totalBytesRead += bytesRead;
double progress = totalBytesRead * 100.0 / fileSize;
WorkerState state = new WorkerState(fileSize, totalBytesRead);
worker.ReportProgress((int)progress, state);
}
/* Resource Cleanup */
localFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
}
/*****************\
* Download file *
\*****************/
public void DownloadFile(string remoteFilePath, string localFilePath, double numberOfFiles, BackgroundWorker worker, DoWorkEventArgs e)
{
//List<object> parameters = e.Argument as List<object>;
List<object> returnArguments = new List<object>();
returnArguments.Add("Download");
try
{
//_DownloadedFileTarget = localFilePath;
_DownloadedFilesTarget.Add(localFilePath);
if (numberOfFiles == 1)
worker.ReportProgress(0);
/* Instanciate FTP request */
_FtpRequest = (FtpWebRequest)FtpWebRequest.Create(remoteFilePath);
/* Log in */
_FtpRequest.Credentials = new NetworkCredential(_User, _Password);
/* Set options */
_FtpRequest.UseBinary = true;
_FtpRequest.UsePassive = true;
_FtpRequest.KeepAlive = true;
/* Specify type of request */
_FtpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
/* Establish return communication with ftp server */
_FtpResponse = (FtpWebResponse)_FtpRequest.GetResponse();
using (Stream ftpStream = _FtpResponse.GetResponseStream())
{
if (worker.CancellationPending)
{
e.Cancel = true;
}
else
{
/* Open a file stream to write the downloaded file */
FileStream localFileStream = new FileStream(localFilePath, FileMode.Create);
/* Buffer for the downloaded data */
byte[] byteBuffer = new byte[_BufferSize];
int bytesRead = ftpStream.Read(byteBuffer, 0, _BufferSize);
/* Download the file by writting the buffered data until the transfer is complete */
try
{
double bytes = 0;
while (bytesRead > 0)
{
if (worker.CancellationPending)
{
e.Cancel = true;
break;
}
bytes += bytesRead;
localFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, _BufferSize);
if (numberOfFiles == 1)
worker.ReportProgress(((int)(((bytes / 1000) / _TotalSize) * 100)));
}
}
catch (Exception ex) { returnArguments.Add(ex.ToString()); }
/* Ressources cleanup */
localFileStream.Close();
ftpStream.Close();
_FtpResponse.Close();
_FtpRequest = null;
}
}
}
catch (Exception ex) { returnArguments.Add(ex.ToString()); }
if(numberOfFiles == 1)
worker.ReportProgress(100);
e.Result = returnArguments;
}
public void Download(string remoteFile, string localFile)
{
try
{
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + remoteFile);
ftpRequest.Credentials = new NetworkCredential(user, pass);
ftpRequest.UseBinary = true;
ftpRequest.UsePassive = true;
ftpRequest.KeepAlive = true;
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
ftpStream = ftpResponse.GetResponseStream();
FileStream localFileStream = new FileStream(localFile, FileMode.Create);
byte[] byteBuffer = new byte[bufferSize];
int bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
try
{
while (bytesRead > 0)
{
localFileStream.Write(byteBuffer, 0, bytesRead);
bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
}
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
localFileStream.Close();
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return;
}
// Connect to and list files from FTP Server
public bool LoginCheck()
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host+":"+port);
/* 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();
/* Get the FTP Server's Response Stream */
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());
Console.WriteLine("");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("========================================");
Console.ResetColor();
Console.WriteLine("Content of the FTP-Server");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("========================================");
Console.ResetColor();
foreach (var direct in directoryList)
{
Console.WriteLine(direct);
}
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
}
catch (Exception)
{
//Console.WriteLine(ex.ToString());
return false;
}
return true;
}
private string GetStringFromResponseStream(FtpWebRequest ftpRequest)
{
string result = null;
var memoryStream = new MemoryStream();
StreamReader streamReader = null;
try
{
LastResponse = (FtpWebResponse)ftpRequest.GetResponse();
var responseStream = LastResponse.GetResponseStream();
if (TransferData(responseStream, memoryStream))
{
streamReader = new StreamReader(memoryStream);
memoryStream.Position = 0L;
result = streamReader.ReadToEnd();
}
}
catch (WebException ex)
{
TestEasyLog.Instance.Info(string.Format("Exception while getting response for '{0}'. Message: '{1}'", ftpRequest.RequestUri, ex.Message));
LastResponse = (FtpWebResponse)ex.Response;
}
catch (InvalidOperationException ex2)
{
TestEasyLog.Instance.Info(string.Format("Exception while getting response for '{0}'. Message: '{1}'", ftpRequest.RequestUri, ex2.Message));
}
finally
{
if (LastResponse != null)
{
LastResponse.Close();
}
memoryStream.Close();
if (streamReader != null)
{
streamReader.Close();
}
}
return result;
}
//Реализеум команду LIST для получения подробного списока файлов на FTP-сервере
public FileStruct[] ListDirectory(string path)
{
if (path == null || path == "")
{
path = "/";
}
//Создаем объект запроса
ftpRequest = (FtpWebRequest)WebRequest.Create("ftp://" + _Host + path);
//логин и пароль
ftpRequest.Credentials = new NetworkCredential(_UserName, _Password);
//команда фтп LIST
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
ftpRequest.EnableSsl = _UseSSL;
//Получаем входящий поток
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
//переменная для хранения всей полученной информации
string content = "";
StreamReader sr = new StreamReader(ftpResponse.GetResponseStream(), System.Text.Encoding.ASCII);
content = sr.ReadToEnd();
sr.Close();
ftpResponse.Close();
DirectoryListParser parser = new DirectoryListParser(content);
return parser.FullListing;
}
/* 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 "";
}
/// <summary>
/// 从FTP下载文件到本地服务器,支持断点下载
/// </summary>
/// <param name="ftpUri">ftp文件路径，如"ftp://localhost/test.txt"</param>
/// <param name="saveFile">保存文件的路径，如C:\\test.txt</param>
public void BreakPointDownLoadFile(string ftpUri, string saveFile)
{
System.IO.FileStream fs = null;
System.Net.FtpWebResponse ftpRes = null;
System.IO.Stream resStrm = null;
try
{
//下载文件的URI
Uri u = new Uri(ftpUri);
//设定下载文件的保存路径
string downFile = saveFile;
//FtpWebRequest的作成
System.Net.FtpWebRequest ftpReq = (System.Net.FtpWebRequest)
System.Net.WebRequest.Create(u);
//设定用户名和密码
ftpReq.Credentials = new System.Net.NetworkCredential(ftpUser, ftpPassWord);
//MethodにWebRequestMethods.Ftp.DownloadFile("RETR")设定
ftpReq.Method = System.Net.WebRequestMethods.Ftp.DownloadFile;
//要求终了后关闭连接
ftpReq.KeepAlive = false;
//使用ASCII方式传送
ftpReq.UseBinary = false;
//设定PASSIVE方式无效
ftpReq.UsePassive = false;
//判断是否继续下载
//继续写入下载文件的FileStream
if (System.IO.File.Exists(downFile))
{
//继续下载
ftpReq.ContentOffset = (new System.IO.FileInfo(downFile)).Length;
fs = new System.IO.FileStream(
downFile, System.IO.FileMode.Append, System.IO.FileAccess.Write);
}
else
{
//一般下载
fs = new System.IO.FileStream(
downFile, System.IO.FileMode.Create, System.IO.FileAccess.Write);
}
//取得FtpWebResponse
ftpRes = (System.Net.FtpWebResponse)ftpReq.GetResponse();
//为了下载文件取得Stream
resStrm = ftpRes.GetResponseStream();
//写入下载的数据
byte[] buffer = new byte[1024];
while (true)
{
int readSize = resStrm.Read(buffer, 0, buffer.Length);
if (readSize == 0)
{
break;
}
fs.Write(buffer, 0, readSize);
}
}
catch (Exception ex)
{
throw new Exception("从ftp服务器下载文件出错，文件名：" + ftpUri + "异常信息：" + ex.ToString());
}
finally
{
fs.Close();
resStrm.Close();
ftpRes.Close();
}
}
public byte[] GetFile(string filePath)
{
try
{
/* Create an FTP Request */
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + filePath);
/* 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 */
/* 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)
{
bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);
}
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
/* Resource Cleanup */
ftpStream.Close();
ftpResponse.Close();
ftpRequest = null;
var nullCount = 0;
var listInt = new List<byte>();
var i = 1;
foreach (var b in byteBuffer)
{
if (nullCount < 3)
{
listInt.Add(b);
}
if (b == 0 && i == 0)
nullCount++;
i = b;
}
return listInt.ToArray();
}
catch (Exception ex) { Console.WriteLine(ex.ToString()); }
return new byte[1];
}
//download method
public void DownloadFile(string remoteFile, string localFile)
{
try
{
//Creating the FTP Request, its settings, and login handling//
//sends request
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(new Uri(host + "/" + remoteFile));
//log in to the server with the credentials
ftpRequest.Credentials = new NetworkCredential(username, password);
//specifies request type
ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;
//toggables//
ftpRequest.UseBinary = true; //specifies file types for transfers is binary
ftpRequest.UsePassive = true; //specifies that the connection is from the client to the server
ftpRequest.KeepAlive = true; //specifies we want the connetion to continue after the request is complete
//Creates the communication for the server to the client and creates a io stream in which the file can be written//
//establishes server to client communication
ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();
//gets the servers response stream
ftpStream = ftpResponse.GetResponseStream();
//creates a File Stream to write the downloaded file
FileStream localFileStream = new FileStream(localFile + "\\" + remoteFile, FileMode.Create);
//buffer for downloading the data in bytes it is an array of bytes of the size of the remote file.
byte[] byteBuffer = new byte[Convert.ToInt32(getFileSize(remoteFile))];
//length of the bytes read in the stream
int bytesRead = ftpStream.Read(byteBuffer, 0, Convert.ToInt32(getFileSize(remoteFile))); //bytes are read from the stream and the number of bytes read are stored into this variable
//the stream reads in a maximum of bytes equal to the size of the remote file. these bytes are then stored into the bytebuffer array starting at the 0 position within the array.
//the position of the stream is then advanced by the number of bytes in which are read
try
{
while (bytesRead > 0) //loops until no bytes are being read
{
//writes the byte data into the local file
localFileStream.Write(byteBuffer, 0, bytesRead);
//reads more byte data
bytesRead = ftpStream.Read(byteBuffer, 0, Convert.ToInt32(getFileSize(remoteFile)));
}
}
catch (Exception ex) //error message
{
MessageBox.Show(ex.Message);
}
//closes processes and resources
ftpResponse.Close();
ftpStream.Close();
localFileStream.Close();
ftpRequest = null;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
