private void DecryptMessage(object e, FileSystemEventArgs fsea)
{
string ext = Path.GetExtension(fsea.Name);
if (!".aes".Equals(ext, StringComparison.CurrentCultureIgnoreCase) &&
!".rc2".Equals(ext, StringComparison.CurrentCultureIgnoreCase) &&
!".des3".Equals(ext, StringComparison.CurrentCultureIgnoreCase))
{
return;
}
string message;
try
{
message = DecryptController.DecryptEncryptedFile(
DecryptController.EncryptedFileParametersParser(fsea.FullPath, locker));
}
catch (Exception exception)
{
MessageBox.Show("Message can't be decrypted! Exception : " + exception.Message, "", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
if (message == null)
{
MessageBox.Show("Message can't be decrypted!", "", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
Dispatcher?.Invoke(() => AddMessageUi(new Message(message, DateTime.Now, MessageProperty.Received)));
}
private void Button_Click(object sender, RoutedEventArgs e)
{
var pathToFile = FileButton.Content.ToString();
try
{
_pathToDecryptedFile =
DecryptController.DecryptEncryptedFile(DecryptController.EncryptedFileParametersParser(pathToFile));
}
catch (Exception _)
{
MessageBox.Show("File can't be decrypted!", "", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
if (_pathToDecryptedFile != "")
{
MessageBox.Show("Congratulations, you successfully decrypted a file!");
DecryptButton.IsEnabled = false;
FindFolderButton.IsEnabled = false;
RunProgramButton.IsEnabled = false;
new Thread(() =>
{
Thread.Sleep(3000);
Dispatcher?.Invoke(() =>
{
FindFolderButton.IsEnabled = true;
RunProgramButton.IsEnabled = true;
return(DecryptButton.IsEnabled = true);
});
}).Start();
}
else
{
MessageBox.Show("File can't be decrypted!", "", MessageBoxButton.OK, MessageBoxImage.Error);
}
}