public void KeyUp(KeyEventArgs keyEventArgs, DateTime worldTime)
{
int symbolActionIndex = PasswordAction.GetPreseedKeyIndex(keyEventArgs.KeyCode, keyEventArgs.Shift);
if (symbolActionIndex != -1)
{
SymbolAction symbolAction = PasswordAction.PressedKeys[symbolActionIndex];
double relativeTime = PasswordAction.GetRelativeTime(worldTime);
symbolAction.KeyUpTime = relativeTime;
PasswordAction.SetPasswordFunction(PasswordFunctionStates.KeyUp, relativeTime);
for (int i = symbolActionIndex + 1; i < PasswordAction.PressedKeys.Count(); i++)
{
PasswordAction.PressedKeys[i].OverlayEndingTime = relativeTime;
//можно сохранять значения клавиш, на которые была наложена текущая обрабатываемая (в цикле) клавиша
}
if (symbolActionIndex != 0)
{
symbolAction.OverlayEndingTime = symbolAction.KeyUpTime;
}
PasswordAction.RemovePressedKeyByIndex(symbolActionIndex);
}
else
{
//throw new Exception("Out of index in PressedKeys error");
}
}
public void NextPasswordAction(string password, DateTime startTime)
{
if (InputMode == InputMode.Identify || InputMode == InputMode.Verify)
{
password = null;
}
PasswordAction = new PasswordAction(startTime, Settings.UserId, password);
PasswordAction.SetPasswordFunction(PasswordFunctionStates.Start, 0);
}
public void GetPasswordTypingDinamic(out string[] xValues, out double[] yValues)
{
PasswordAction passwordAction = PasswordAction;
int n = passwordAction.SymbolActions.Count();
//xValues = new string[n];
//yValues = new double[n];
GetTypingDinamic(passwordAction, out xValues, out yValues);
}
protected void GetKeysPressDuration(PasswordAction passwordAction, out string[] typedSymbols, out double[] result)
{
int n = passwordAction.SymbolActions.Count();
result = new double[n];
for (int i = 0; i < n; i++)
{
result[i] = passwordAction.SymbolActions[i].KeyPressDuration;
}
typedSymbols = passwordAction.GetTypedSymbols();
}
public PasswordAction ConstructPasswordAction(string validPassword, DateTime startTime, int userId)
{
PasswordAction passwordAction = new PasswordAction();
if (string.IsNullOrEmpty(validPassword))
{
throw new ArgumentException("message", nameof(validPassword));
}
passwordAction.ValidPassword = validPassword;
passwordAction.StartTime = startTime;
passwordAction.EndTime = passwordAction.StartTime;
passwordAction.UserId = userId;
return(passwordAction);
}
public void KeyDown(KeyEventArgs keyEventArgs, DateTime worldTime)
{
if (keyEventArgs.KeyCode == Keys.ShiftKey || keyEventArgs.KeyCode == Keys.Control)
{
return;
}
double relativeTime = PasswordAction.GetRelativeTime(worldTime);
SymbolAction symbolAction = new SymbolAction(keyEventArgs.KeyCode, keyEventArgs.Shift, relativeTime);
PasswordAction.SymbolActions.Add(symbolAction);
PasswordAction.PressedKeys.Add(symbolAction);
PasswordAction.SetPasswordFunction(PasswordFunctionStates.KeyDown, relativeTime);
if (PasswordAction.PressedKeys.Count > 1)
{
PasswordAction.OverlaysCount++;
}
}
public PasswordAction EndPasswordAction(DateTime endTime, string passwordValue)
{
if (InputMode == InputMode.Identify || InputMode == InputMode.Verify)
{
PasswordAction.ValidPassword = passwordValue;
}
if (passwordValue != PasswordAction.ValidPassword)
{
throw new InvalidPasswordException("Invalid password exception");
}
unpressPressedKeys(endTime);
PasswordAction.EndTime = endTime;
PasswordAction.TypedSymbols = PasswordAction.GetTypedSymbols();
PasswordAction oldPasswordAction = this.PasswordAction;
this.PasswordAction = null;
return(oldPasswordAction);
}
protected void GetTypingDinamic(PasswordAction passwordAction, out string[] typedSymbols, out double[] result)
{
int n = passwordAction.SymbolActions.Count();
result = new double[n];
for (int i = 0; i < n; i++)
{
if (i < 1)
{
result[i] = passwordAction.SymbolActions[i].KeyDownTime;
}
else
{
result[i] = passwordAction.SymbolActions[i].KeyDownTime - passwordAction.SymbolActions[i - 1].KeyDownTime;
}
}
typedSymbols = passwordAction.GetTypedSymbols();
//return result;
}
//private void UpdateValues()
//{
// mathExpectationLabel.Text = Math.Round(statistics.GetPasswordsMathExpectasion(),3).ToString();
// dispersionLabel.Text = Math.Round(statistics.GetPasswordsDispersion(),3).ToString();
// sigmaLabel.Text = Math.Round(statistics.GetPasswordsSigma(),3).ToString();
//}
private void AcceptPassword()
{
try
{
if (InputController.PasswordAction == null)
{
MessageBox.Show("Введите пароль!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
PasswordAction passwordAction = InputController.EndPasswordAction(DateTime.Now, passwordTextBox.Text);
double m, sigma, duration, different;
switch (InputController.InputMode)
{
case InputMode.Input:
Context.PasswordActions.Add(passwordAction);
Context.SaveChanges();
PasswordsUpdate?.Invoke();
break;
case InputMode.Identify:
User user = AuthenticationController.IdentifyUser(passwordAction, out m, out duration, out different);
if (user == null)
{
MessageBox.Show($"Пользователь не идентифицирован\n" +
$"Длительность ввода пароля - {duration}", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
MessageBox.Show($"Идентифецирован пользователь {user.Login} с id={user.Id}\n" +
$"Математическое ожидание длительностей вводов данного пароля у этого пользователя - {m}\n" +
$"Длительность ввода пароля - {duration}\n" +
$"Разница - {different}",
"Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
break;
case InputMode.Verify:
bool result = AuthenticationController.VerifyUser(passwordAction, out m, out sigma, out duration);
if (result)
{
MessageBox.Show($"Пользователь подтвержден \n" +
$"Математическое ожидание паролей - {m} \n" +
$"Среднеквадартическое отклонение - {sigma} \n" +
$"Длительность введенного пароля - {duration}", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else if (m != 0 && sigma != 0)
{
MessageBox.Show($"Пользователь не подтвержден \n" +
$"Математическое ожидание паролей - {m} \n" +
$"Среднеквадартическое отклонение - {sigma} \n" +
$"Длительность введенного пароля - {duration}", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
MessageBox.Show("Польльзователь не подтвержден", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
break;
default:
break;
}
}
catch (InvalidPasswordException)
{
MessageBox.Show("Пароль неверный!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (BaseException)
{
}
}
public void GetKeysPressDurations(out string[] xValues, out double[] yValues)
{
PasswordAction passwordAction = PasswordAction;
GetKeysPressDuration(passwordAction, out xValues, out yValues);
}
public double GetOverlaysCount()
{
PasswordAction passwordAction = PasswordAction;
return(passwordAction.OverlaysCount);
}
public void AddPasswordAction(PasswordAction passwordAction)
{
users.Add(user);
context.SaveChanges();
}
//public void UpdatePasswordAtions()
//{
// PasswordActions = database.PasswordActions. Include(passAct=> passAct.SymbolActions).
// Where(passAct => passAct.UserId == this.Settings.User.Id).
// Where(passAct=>passAct.ValidPassword==this.Settings.Password).
//}
public void InsertPasswordAction(PasswordAction passwordAction)
{
database.PasswordActions.Add(passwordAction);
database.SaveChanges();
//UpdatePasswordAtions();
}
