/// <summary>
/// Function for attempting to log in the user
/// </summary>
/// <param name="parameter"> Password Box </param>
/// <returns> returns the user information needed for the program </returns>
private UserDTO login(IHavePassword parameter)
{
PasswordHelper passwordHelper = new PasswordHelper();
if (parameter != null)
{
//Grab the Secure String from the password container object
var secureString = parameter.Password;
if (string.IsNullOrWhiteSpace(email))
{
informationText = "Enter your email";
}
else if (secureString.Length == 0)
{
informationText = "Enter your password";
}
else
{
//Grab the User DTO data
UserLoginCredentialsDTO userDTO = _serviceProxy.GetUserLoginCredentials(email);
if (userDTO == null)
{
informationText = "User does not exist";
return(null);
}
//Unsecure the password object and compare against the database salt and password hash
if (userDTO.PasswordHash == passwordHelper.GenerateSHA256String(passwordHelper.ConvertToUnsecureString(secureString) + userDTO.Salt))
{
//login success
try
{
return(_serviceProxy.GetUser(email));
}
catch (Exception e)
{
informationText = "There was a problem accessing the database";
Console.WriteLine(e);
}
}
else
{
informationText = "Incorrect password";
}
}
}
return(null);
}
private async void signin(object o)
{
if (UserName == "" || Password.Length == 0)
{
LoginMessage = "Please enter a username or password";
}
else
{
LoginMessage = "Logging in...please wait";
if (ClientLogin == null)
{
throw new InvalidClientLoginException("No ClientLogin assigned.");
}
ClientLogin.Password = PasswordHelper.ConvertToUnsecureString(Password);
ClientLogin.Username = UserName;
// this might take a while so we need a task or else ui wont update
Task <bool> logging = Task.Run(() => ClientLogin.login());
bool isloggedin = await logging;
/*
* Thread t = new Thread(new ThreadStart(delegate
* {
* ClientLogin.login();
* }));*/
if (isloggedin)
{
Console.WriteLine("Client found!");
resetForm();
LoginSuccess(ClientLogin.Client);
}
else
{
LoginMessage = "Username or password incorrect!";
}
}
}
/// <summary>
/// Creates a new user
/// </summary>
/// <param name="parameter"> Password Box </param>
private void createAccount(IHavePassword parameter)
{
PasswordHelper passwordHelper = new PasswordHelper();
if (parameter != null)
{
//Grab the Secure String from the password container object
var secureString1 = parameter.Password;
var secureString2 = parameter.ConfirmPassword;
if (string.IsNullOrWhiteSpace(email))
{
informationText = "Enter an email";
}
else if (string.IsNullOrWhiteSpace(firstName))
{
informationText = "Enter a first name";
}
else if (string.IsNullOrWhiteSpace(lastName))
{
informationText = "Enter a last name";
}
else if (string.IsNullOrWhiteSpace(employeeType))
{
informationText = "Select an employee type";
}
else if (secureString1.Length == 0)
{
informationText = "Enter your password";
}
else if (secureString2.Length == 0)
{
informationText = "Confirm your password";
}
else
{
try
{
if (_serviceProxy.checkDuplicateUser(email))
{
informationText = "This email already has an account";
}
else if (!passwordHelper.ConvertToUnsecureString(secureString1).Equals(passwordHelper.ConvertToUnsecureString(secureString2)))
{
informationText = "Passwords do not match";
}
else
{
byte[] salt = getSalt(32);
User user = new User
{
Email = email,
FirstName = firstName,
LastName = lastName,
EmployeeType = employeeType,
Salt = salt,
PasswordHash = passwordHelper.GenerateSHA256String(passwordHelper.ConvertToUnsecureString(secureString1) + salt)
};
_serviceProxy.addUser(user);
informationText = "User added";
}
}
catch (Exception e)
{
informationText = "There was a problem accessing the database";
Console.WriteLine(e);
}
}
}
}
