private void FillHeader(int iID)
{
Database.DriveInfo di = Database.DatabaseManager.Get(iID);
txtDrive.Text = di.Drive;
numTimeInterval.Value = di.TimeInterval;
chkEnabled.Checked = di.Status == 1;
ComboBoxTools.SelectItemValue(cboOperation, di.Operation);
ComboBoxTools.SelectItemValue(cboTimeUnit, di.TimeUnit);
}
void timer_Tick(object sender, EventArgs e)
{
if (sender != null && sender is Timer)
{
Timer timer = sender as Timer;
if (timer.Tag != null && timer.Tag is Database.DriveInfo)
{
Database.DriveInfo driveInfo = timer.Tag as Database.DriveInfo;
ManageDriveOperation(driveInfo);
}
}
}
private void ManageDriveOperation(Database.DriveInfo driveInfo)
{
if (_resumedFromSleep != null)
{
if ((DateTime.Now - _resumedFromSleep.Value).TotalSeconds > 15)
{
_resumedFromSleep = null;
}
else
{
return;
}
}
string volumeName = string.Empty;
bool ignoreVolumeNames = ApplicationConfiguration.IgnoreVolumeNames;
try
{
if (!ignoreVolumeNames)
{
volumeName = (new System.IO.DriveInfo(Path.GetPathRoot(driveInfo.Drive))).VolumeLabel;
}
}
catch (Exception exc)
{
LogManager.Write(exc.Message);
}
if (Directory.Exists(driveInfo.Drive) && (ignoreVolumeNames == true || (ignoreVolumeNames == false && driveInfo.VolumeNames.Contains(volumeName))))
{
try
{
if (driveInfo.Operation == "r")
{
var fileNames = Directory.GetFiles(driveInfo.Drive, "*.*").Take(5).ToList();
if (fileNames != null && fileNames.Count > 0)
{
// get random file
var fileName = fileNames[_random.Next(Math.Max(fileNames.Count - 1, 1))];
if (fileName != null)
{
if (File.Exists(fileName))
{
using (var reader = File.OpenRead(fileName))
{
// make sure that file is at least on byte long
if (reader.Length > 1)
{
// read random byte from the file
var maxOffset = reader.Length > int.MaxValue ? int.MaxValue : (int)reader.Length;
var offset = _random.Next(Math.Max(maxOffset - 1, 1));
//LogManager.Write( "Read one byte at location {0} from file '{1}'", offset, fileName );
reader.Seek(offset, SeekOrigin.Begin);
var data = new byte[1];
reader.Read(data, 0, 1);
}
}
}
}
}
}
else
{
var fileName = Path.Combine(Path.GetFullPath(driveInfo.Drive), "KeepAliveHD.txt");
using (var writer = new StreamWriter(fileName, false, Encoding.ASCII))
{
writer.Write("This file was generated by KeepAliveHD application on " + DateTime.Now.ToString());
}
driveInfo.Connected = true;
if (ApplicationConfiguration.DeleteTextFile)
{
if (File.Exists(fileName))
{
File.Delete(fileName);
}
}
}
}
catch (Exception exc)
{
LogManager.Write(exc.Message);
}
}
else
{
driveInfo.Connected = false;
}
}
