private async Task LoadSharedKeyAndQrCodeUriAsync(CatchmebgUser user)
{
// Load the authenticator key & QR code URI to display on the form
var unformattedKey = await _userManager.GetAuthenticatorKeyAsync(user);
if (string.IsNullOrEmpty(unformattedKey))
{
await _userManager.ResetAuthenticatorKeyAsync(user);
unformattedKey = await _userManager.GetAuthenticatorKeyAsync(user);
}
SharedKey = FormatKey(unformattedKey);
var email = await _userManager.GetEmailAsync(user);
AuthenticatorUri = GenerateQrCodeUri(email, unformattedKey);
}
public async Task <IActionResult> OnPostAsync(string returnUrl = null)
{
returnUrl = returnUrl ?? Url.Content("~/");
if (ModelState.IsValid)
{
var filePath = Path.GetTempFileName();
// To convert the user uploaded Photo as Byte Array before save to DB
if (Request.Form.Files.Count > 0)
{
var poImgFile = Request.Form.Files["UserPhoto"];
if (poImgFile != null && poImgFile.Length > 0)
{
using (var inputStream = new FileStream(filePath, FileMode.Create))
{
// read file to stream
await poImgFile.CopyToAsync(inputStream);
// stream to byte array
UserPhotoArray = new byte[inputStream.Length];
inputStream.Seek(0, SeekOrigin.Begin);
inputStream.Read(UserPhotoArray, 0, UserPhotoArray.Length);
// get file name
string fName = poImgFile.FileName;
}
}
}
var user = new CatchmebgUser {
UserName = Input.Username, Email = Input.Email, UserPhoto = UserPhotoArray
};
//Here we pass the byte array to user context to store in db
var result = await _userManager.CreateAsync(user, Input.Password);
if (result.Succeeded)
{
_logger.LogInformation("User created a new account with password.");
var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);
var callbackUrl = Url.Page(
"/Account/ConfirmEmail",
pageHandler: null,
values: new { userId = user.Id, code = code },
protocol: Request.Scheme);
await _emailSender.SendEmailAsync(Input.Email, "Confirm your email",
$"Please confirm your account by <a href='{HtmlEncoder.Default.Encode(callbackUrl)}'>clicking here</a>.");
await _signInManager.SignInAsync(user, isPersistent : false);
return(LocalRedirect(returnUrl));
}
foreach (var error in result.Errors)
{
ModelState.AddModelError(string.Empty, error.Description);
}
}
// If we got this far, something failed, redisplay form
return(Page());
}
