public async Task <IActionResult> OnPostTwoFactor([FromForm] InputTwoFactorModel InputTwoFactor)
{
if (!ModelState.IsValid)
{
return(new PartialViewResult
{
ViewName = "./LoginTwoFactor",
ViewData = new ViewDataDictionary <InputTwoFactorModel>(ViewData, new InputTwoFactorModel())
});
}
string returnUrl = (string)TempData.Peek("ReturnUrl");
bool rememberMe = (bool)TempData.Peek("RememberMe");;
var user = await _signInManager.GetTwoFactorAuthenticationUserAsync();
if (user == null)
{
throw new InvalidOperationException($"Unable to load two-factor authentication user.");
}
var authenticatorCode = InputTwoFactor.TwoFactorCode.Replace(" ", string.Empty).Replace("-", string.Empty);
var result = await _signInManager.VerifyTwoFactorAuthenticatorSignInAsync(authenticatorCode, rememberMe, InputTwoFactor.RememberMachine);
if (result.Succeeded)
{
_logger.LogInformation("User with ID '{UserId}' logged in with 2fa.", user.Id);
TempData["RememberMachine"] = InputTwoFactor.RememberMachine;
TempData["AuthenticatorCode"] = authenticatorCode;
return(new PartialViewResult
{
ViewName = "LoginPassword",
ViewData = new ViewDataDictionary <InputPasswordModel>(ViewData, new InputPasswordModel())
});
}
else if (result.IsLockedOut)
{
return(BuildLockoutResult());
}
else
{
_logger.LogWarning("Invalid authenticator code entered for user with ID '{UserId}'.", user.Id);
ModelState.AddModelError(string.Empty, "Invalid authenticator code.");
return(new PartialViewResult
{
ViewName = "./LoginTwoFactor",
ViewData = new ViewDataDictionary <InputTwoFactorModel>(ViewData, new InputTwoFactorModel())
});
}
}
