public async Task <IActionResult> OnGetCallbackAsync(string returnUrl = null, string remoteError = null)
{
returnUrl = returnUrl ?? Url.Content("~/");
if (remoteError != null)
{
ErrorMessage = $"Error from external provider: {remoteError}";
return(RedirectToPage("./Login", new { ReturnUrl = returnUrl }));
}
var info = await _signInManager.GetExternalLoginInfoAsync();
if (info == null)
{
ErrorMessage = "Error loading external login information.";
return(RedirectToPage("./Login", new { ReturnUrl = returnUrl }));
}
// Sign in the user with this external login provider if the user already has a login.
var result = await _signInManager.ExternalLoginSignInAsync(info.LoginProvider, info.ProviderKey, isPersistent : false, bypassTwoFactor : true);
if (result.Succeeded)
{
_logger.LogInformation("{Name} logged in with {LoginProvider} provider with {email}.", info.Principal.Identity.Name, info.LoginProvider, info.Principal.Identity.AuthenticationType);
string Email = info.Principal.FindFirstValue(ClaimTypes.Email);
string Name = info.Principal.Identity.Name;
_addUserToStudentTable.AddUserToStudentDB(Email, Name);
return(LocalRedirect(returnUrl));
}
if (result.IsLockedOut)
{
return(RedirectToPage("./Lockout"));
}
else
{
// If the user does not have an account, then ask the user to create an account.
ReturnUrl = returnUrl;
LoginProvider = info.LoginProvider;
if (info.Principal.HasClaim(c => c.Type == ClaimTypes.Email))
{
Input = new InputModel
{
Email = info.Principal.FindFirstValue(ClaimTypes.Email)
};
}
return(Page());
}
}
public async Task <IActionResult> OnPostAsync(string returnUrl = null)
{
returnUrl = returnUrl ?? Url.Content("~/");
if (ModelState.IsValid)
{
var user = new IdentityUser {
UserName = Input.Email, Email = Input.Email
};
//added to admin DB
var result = await _userManager.CreateAsync(user, Input.Password);
if (result.Succeeded)
{
_logger.LogInformation("User created a new account with password.");
//add the email and the name to to local db
_addUserToStudentTable.AddUserToStudentDB(Input.Email, Input.Name);
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());
}
//doesn't seem to be working at all The page has an OnPostAsync handler method, which runs on POST requests (when a user posts the form).
public async Task <IActionResult> OnPostAsync(string returnUrl = null)
{
returnUrl = returnUrl ?? Url.Content("~/");
if (ModelState.IsValid)
{
// This doesn't count login failures towards account lockout
// To enable password failures to trigger account lockout, set lockoutOnFailure: true
var result = await _signInManager.PasswordSignInAsync(Input.Email, Input.Password, Input.RememberMe, lockoutOnFailure : true);
if (result.Succeeded)
{
_logger.LogInformation("User logged in.");
//open the add your name page when there is no name so they have to add in their name
_addUserToStudentTable.AddUserToStudentDB(Input.Email, "");
return(LocalRedirect(returnUrl));
}
if (result.RequiresTwoFactor)
{
return(RedirectToPage("./LoginWith2fa", new { ReturnUrl = returnUrl, RememberMe = Input.RememberMe }));
}
if (result.IsLockedOut)
{
_logger.LogWarning("User account locked out.");
return(RedirectToPage("./Lockout"));
}
else
{
ModelState.AddModelError(string.Empty, "Invalid login attempt.");
return(Page());
}
}
// If we got this far, something failed, redisplay form
return(Page());
}