private async void CreateAccountButton_OnClicked(object sender, EventArgs e)
{
try
{
if (CreatePasswordEntry.Text.Equals(CreatePasswordConfirmationEntry.Text))
{
PasswordController passwordController = new PasswordController();
IUserRestService userRestService = new UserRestService();
User user = new User();
user.UserName = CreateUserNameEntry.Text;
user.Salt = passwordController.GenerateSalt();
user.HashPassword = passwordController.GenerateHashedPassword(CreatePasswordEntry.Text, Encoding.ASCII.GetBytes(user.Salt));
user.UserType = new UserType
{
TypeName = "personal"
};
await userRestService.Create(user);
//Debug.WriteLine("Hashes and salt be here: " + user.HashPassword + " " + user.Salt);
}
else
{
await DisplayAlert("Fejl", "Passwords are not equals", "OK");
}
}
catch (FaultException <Exception> exc)
{
await DisplayAlert("Fejl", exc.Message, "OK");
}
}
public App()
{
InitializeComponent();
filmService = new FilmRestService();
actorService = new ActorRestService();
filmMakerService = new FilmMakerRestService();
userService = new UserRestService();
loginService = new LoginRestService();
MainPage = new NavigationPage(new LoginPage());
}
private async void SignInButton_OnClicked(object sender, EventArgs e)
{
try
{
var uName = UserNameEntry.Text;
var pWord = PasswordEntry.Text;
PasswordController pCtrl = new PasswordController();
bool status = await pCtrl.VerifyLogin(uName, pWord);
if (status)
{
IUserRestService restService = new UserRestService();
User user = await restService.FindByUserName(uName);
if (user != null)
{
_tabbedMapMainPage = new TabbedMapMainPage
{
User = user
};
_tabbedMapMainPage.StartUpWithUser();
await Navigation.PushAsync(_tabbedMapMainPage);
Navigation.RemovePage(this);
}
}
}
catch (EmptyInputException exc)
{
await DisplayAlert("Fejl", exc.ReturnMessage, "OK");
}
catch (UserOrPasswordException exc)
{
await DisplayAlert("Fejl", exc.ReturnMessage, "OK");
}
catch (FaultException <UserOrPasswordException> exc)
{
await DisplayAlert("Fejl", exc.Message, "OK");
}
catch (FaultException <UserNotFoundException> exc)
{
await DisplayAlert("Fejl", exc.Message, "OK");
}
catch (FaultException <Exception> exc)
{
await DisplayAlert("Fejl", exc.Message, "OK");
}
catch (Exception exc)
{
await DisplayAlert("Fejl", exc.Message, "OK");
}
}
/// <summary>
/// Checks if the user exist in database with password
/// </summary>
/// <param name="username">string</param>
/// <param name="password">string</param>
/// <returns>Task<bool/></returns>
public async Task <bool> VerifyLogin(string username, string password)
{
bool status;
if (username != null && password != null &&
username.Length != 0 && password.Length != 0)
{
IUserRestService userRestService = new UserRestService();
string salt = await userRestService.FindSaltByUserName(username);
byte[] theSalt = Encoding.UTF8.GetBytes(salt);
string hashPassword = GenerateHashedPassword(password, theSalt);
User userToCompare = new User {
UserName = username, HashPassword = hashPassword
};
status = await userRestService.CompareHashes(userToCompare);
}
else
{
throw new EmptyInputException();
}
return(status);
}
private async Task ProcessLoging(object parameter)
{
IRestDataMapper mapper = containerExtension.Resolve <IRestDataMapper>();
if (SelectedBranch == null || UserName == null)
{
Warrning = "Invalid Branch Or User Name";
return;
}
if (parameter is IHavePassword havePassword)
{
string userPassword = havePassword.Password;
if (string.IsNullOrEmpty(userPassword))
{
Warrning = "Invalid Password Or User Name";
return;
}
Branch b = branches.Where(br => br.name.Equals(SelectedBranch)).FirstOrDefault();
User user = await UserRestService.GetUserByParamAndBranchIdAsync(mapper, UserName, b.id);
if (user != null)
{
if (user.id > 0)
{
if (userPassword.ComparePassword(user.password))
{
IApplicationController controller = containerExtension.Resolve <IApplicationController>();
await controller.LogingApplication(new LoggedUserProvider(user));
}
else
{
Warrning = "Invalid Password Or User Name";
UserName = string.Empty;
havePassword.ClearPassword();
return;
}
}
else
{
Warrning = "Invalid Password Or User Name";
UserName = string.Empty;
havePassword.ClearPassword();
return;
}
}
else
{
Warrning = "Invalid Password Or User Name";
UserName = string.Empty;
havePassword.ClearPassword();
return;
}
}
else
{
Warrning = "Internal Error Please Contact Developer.";
return;
}
await Task.Delay(1000);
}
