/// <summary>
/// Valida si existe el expediente el linea de un cliente
/// </summary>
/// <param name="sCliente">Número de cliente</param>
/// <returns></returns>
public bool ExisteExpediente(string sCliente)
{
string FullPath = string.Format("{0}/{1}/{2}/", FTPCredentials.Path, ConnectionString.FolderConnection, sCliente);
if (FTPServer.DirectoryExists(string.Format("{0}/{1}/", FTPCredentials.Path, ConnectionString.FolderConnection), FTPCredentials.User, FTPCredentials.Password, sCliente) &&
FTPServer.CheckIfFileExistsOnServer(FullPath, FTPCredentials.User, FTPCredentials.Password, "Log.txt") &&
FTPServer.Count(string.Format("{0}/{1}/", FTPCredentials.Path, ConnectionString.FolderConnection), FTPCredentials.User, FTPCredentials.Password, sCliente).Count > 13)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// Conecta al servidor FTP y descarga archivos
/// </summary>
/// <param name="FTPAddress"></param>
/// <param name="filename"></param>
/// <param name="username"></param>
/// <param name="password"></param>
private void downloadFile(string FTPAddress, string filename, string username, string password)
{
downloadedData = new byte[0];
try
{
string FullPath = string.Format("{0}/{1}/Records/", FTPCredentials.Path, ConnectionString.FolderConnection);
if (bExiste = FTPServer.CheckIfFileExistsOnServer(FullPath, FTPCredentials.User, FTPCredentials.Password, string.Format("pcll-{0}.wav", Llamada.iIdLlamada)))
{
//else
//Optional
//lblStatus.Text = "Conectando...";
Application.DoEvents();
//Create FTP request
//Note: format is ftp://server.com/file.ext
FtpWebRequest request = (FtpWebRequest)WebRequest.Create(string.Format("ftp://{0}/{1}", FTPAddress, filename));
//Optional
//lblStatus.Text = "Recibiendo Información...";
Application.DoEvents();
//Get the file size first (for progress bar)
request.Method = WebRequestMethods.Ftp.GetFileSize;
request.Credentials = new NetworkCredential(username, password);
request.UsePassive = true;
request.UseBinary = true;
request.KeepAlive = true; //don't close the connection
int dataLength = (int)request.GetResponse().ContentLength;
//Optional
//lblStatus.Text = "Descargando Archivo...";
Application.DoEvents();
//Now get the actual data
request = (FtpWebRequest)WebRequest.Create(string.Format("ftp://{0}/{1}", FTPAddress, filename));
request.Method = WebRequestMethods.Ftp.DownloadFile;
request.Credentials = new NetworkCredential(username, password);
request.UsePassive = true;
request.UseBinary = true;
request.KeepAlive = false; //close the connection when done
//Set up progress bar
pgbDescarga.Value = 0;
pgbDescarga.Maximum = dataLength;
lbProgress.Text = "0 MB/" + BytesToMegabytes(dataLength).ToString("0.00") + "MB";
//Streams
FtpWebResponse response = request.GetResponse() as FtpWebResponse;
Stream reader = response.GetResponseStream();
//Download to memory
//Note: adjust the streams here to download directly to the hard drive
MemoryStream memStream = new MemoryStream();
byte[] buffer = new byte[1024]; //downloads in chuncks
lbProgress.Visible = true;
while (true)
{
Application.DoEvents(); //prevent application from crashing
//Try to read the data
int bytesRead = reader.Read(buffer, 0, buffer.Length);
if (bytesRead == 0)
{
//Nothing was read, finished downloading
pgbDescarga.Value = pgbDescarga.Maximum;
lbProgress.Text = string.Format("{0} MB/{0} MB", BytesToMegabytes(dataLength).ToString("0.00"));
Application.DoEvents();
break;
}
else
{
//Write the downloaded data
memStream.Write(buffer, 0, bytesRead);
//Update the progress bar
if (pgbDescarga.Value + bytesRead <= pgbDescarga.Maximum)
{
pgbDescarga.Value += bytesRead;
lbProgress.Text = string.Format("{0} MB/{1} MB", BytesToMegabytes(pgbDescarga.Value).ToString("0.00"), BytesToMegabytes(dataLength).ToString("0.00"));
pgbDescarga.Refresh();
Application.DoEvents();
}
}
}
lbProgress.Visible = false;
//Convert the downloaded stream to a byte array
downloadedData = memStream.ToArray();
//Clean up
reader.Close();
memStream.Close();
response.Close();
}
}
catch (Exception)
{
FlatMessageBox.Show("Error conectando al servidor FTP.", "OK", string.Empty, FlatMessageBoxIcon.Error);
}
//lblStatus.Text = "Descargando datos";
username = string.Empty;
password = string.Empty;
if (bExiste)
{
SaveDownload(filename);
}
}