public ActionResult Invite()
{
IncludeMenu("invite");
// Create the URL to sign-up
string url = "https://krypto.frl/signup/" + InviteTokenCreator.Create();
return(View(new InviteViewModel(url)));
}
public ActionResult SignUp(string token)
{
// Redirect to the "/" url when the user is already signed-in
if (Request.IsAuthenticated)
{
return(RedirectToAction("Index", "Account"));
}
// Validate the token
if (!string.IsNullOrWhiteSpace(token) && token == InviteTokenCreator.Create())
{
return(View(new SignUpViewModel()
{
Token = token
}));
}
return(View("TokenExpired"));
}
public ActionResult SignUp(SignUpModel model)
{
// Validate the token
if (!string.IsNullOrWhiteSpace(model.Token) && model.Token == InviteTokenCreator.Create())
{
// Check for "admin" in the username
if (model.Username.ToLower().Contains("admin"))
{
return(CreateValidationError("Username", "Invalid username"));
}
// Check if the username and email exists
if (AccountsManager.UsernameExists(model.Username))
{
return(CreateValidationError("Username", "The username does already exist."));
}
if (AccountsManager.EmailExists(model.Email))
{
return(CreateValidationError("Email", "The email address does already exist."));
}
// Create the account
bool ok = AccountsManager.CreateAccount(model.Username.Trim().ToLower(), model.Email.Trim().ToLower(), model.Password);
if (!ok)
{
return(CreateValidationError("Failed to create the user"));
}
// Set the authentication cookie
FormsAuthentication.SetAuthCookie(model.Username, true);
// OK
return(JsonOK());
}
else
{
// Invalid token, show error on client
return(CreateValidationError("Invalid token"));
}
}
public ActionResult InviteQrImage()
{
// Create the URL to sign-up
string url = "https://krypto.frl/signup/" + InviteTokenCreator.Create();
// Create the writer for the qr code
BarcodeWriter writer = new BarcodeWriter();
writer.Options.Height = 300;
writer.Options.Width = 300;
writer.Options.Hints.Add(EncodeHintType.MARGIN, 1);
writer.Format = BarcodeFormat.QR_CODE;
// Render the QR code image
Bitmap qrCodeBitmap = writer.Write(url);
// Convert the QR code bitmap to raw bytes
ImageConverter converter = new ImageConverter();
byte[] data = (byte[])converter.ConvertTo(qrCodeBitmap, typeof(byte[]));
// Return the raw bytes as the request result
return(File(data, "image/bmp"));
}
