public async Task<IActionResult> ExternalLoginCallback(string returnUrl = null, string remoteError = null)
{
log.LogDebug("ExternalLoginCallback called with returnurl " + returnUrl);
if (remoteError != null)
{
ModelState.AddModelError(string.Empty, $"Error from external provider: {remoteError}");
return View(nameof(Login));
}
// this is actually signing the user in
var info = await signInManager.GetExternalLoginInfoAsync();
if (info == null)
{
log.LogDebug("ExternalLoginCallback redirecting to login because GetExternalLoginInfoAsync returned null ");
return RedirectToAction(nameof(Login));
}
// 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);
if (result.Succeeded)
{
//TODO: how to get the user here?
//await ipAddressTracker.TackUserIpAddress(Site.SiteGuid, user.UserGuid);
log.LogDebug("ExternalLoginCallback ExternalLoginSignInAsync succeeded ");
if (!string.IsNullOrEmpty(returnUrl))
{
return LocalRedirect(returnUrl);
}
return this.RedirectToSiteRoot(Site);
}
if (result.RequiresTwoFactor)
{
log.LogDebug("ExternalLoginCallback ExternalLoginSignInAsync RequiresTwoFactor ");
return RedirectToAction(nameof(SendCode), new { ReturnUrl = returnUrl });
}
if (result.IsNotAllowed)
{
return RedirectToAction("PendingApproval");
}
if (result.IsLockedOut)
{
log.LogDebug("ExternalLoginCallback ExternalLoginSignInAsync IsLockedOut ");
return View("Lockout");
}
else
{
log.LogDebug("ExternalLoginCallback needs new account ");
// If the user does not have an account, then ask the user to create an account.
ViewData["ReturnUrl"] = returnUrl;
ViewData["LoginProvider"] = info.LoginProvider;
var email = info.Principal.FindFirstValue(ClaimTypes.Email);
var model = new ExternalLoginConfirmationViewModel();
model.Email = email;
model.RegistrationPreamble = Site.RegistrationPreamble;
model.RegistrationAgreement = Site.RegistrationAgreement;
model.AgreementRequired = Site.RegistrationAgreement.Length > 0;
return View("ExternalLoginConfirmation", model);
}
}
public async Task<IActionResult> ExternalLoginConfirmation(ExternalLoginConfirmationViewModel model, string returnUrl)
{
log.LogDebug("ExternalLoginConfirmation called with returnurl " + returnUrl);
//if (signInManager.IsSignedIn(User))
//{
// return RedirectToAction("Index", "Manage");
//}
if (ModelState.IsValid)
{
// Get the information about the user from the external login provider
var info = await signInManager.GetExternalLoginInfoAsync();
if (info == null)
{
return View("ExternalLoginFailure");
}
var userName = model.Email.Replace("@", string.Empty).Replace(".", string.Empty);
var userNameAvailable = await userManager.LoginIsAvailable(Guid.Empty, userName);
if (!userNameAvailable)
{
userName = model.Email;
}
var user = new SiteUser {
SiteId = Site.Id,
UserName = userName,
Email = model.Email,
AccountApproved = Site.RequireApprovalBeforeLogin ? false : true
};
var result = await userManager.CreateAsync(user);
if (result.Succeeded)
{
log.LogDebug("ExternalLoginConfirmation user created ");
await ipAddressTracker.TackUserIpAddress(Site.Id, user.Id);
result = await userManager.AddLoginAsync(user, info);
if (result.Succeeded)
{
log.LogDebug("ExternalLoginConfirmation AddLoginAsync succeeded ");
if (Site.RequireConfirmedEmail) // require email confirmation
{
var code = await userManager.GenerateEmailConfirmationTokenAsync(user);
var callbackUrl = Url.Action(new UrlActionContext
{
Action = "ConfirmEmail",
Controller = "Account",
Values = new { userId = user.Id.ToString(), code = code },
Protocol = HttpContext.Request.Scheme
});
emailSender.SendAccountConfirmationEmailAsync(
Site,
model.Email,
sr["Confirm your account"],
callbackUrl).Forget();
// this is needed to clear the external cookie - wasn't needed in rc2
await signInManager.SignOutAsync();
if (this.SessionIsAvailable())
{
this.AlertSuccess(sr["Please check your email inbox, we just sent you a link that you need to click to confirm your account"], true);
return Redirect("/");
}
else
{
return RedirectToAction("EmailConfirmationRequired", new { userId = user.Id, didSend = true });
}
}
else
{
if (Site.RequireApprovalBeforeLogin)
{
emailSender.AccountPendingApprovalAdminNotification(Site, user).Forget();
// this is needed to clear the external cookie - wasn't needed in rc2
await signInManager.SignOutAsync();
return RedirectToAction("PendingApproval", new { userId = user.Id, didSend = true });
}
else
{
await signInManager.SignInAsync(user, isPersistent: false);
if (!string.IsNullOrEmpty(returnUrl))
{
return LocalRedirect(returnUrl);
}
return this.RedirectToSiteRoot(Site);
}
}
}
else
{
log.LogDebug("ExternalLoginConfirmation AddLoginAsync failed ");
}
}
else
{
log.LogDebug("ExternalLoginConfirmation failed to user created ");
}
AddErrors(result);
}
else
{
log.LogDebug("ExternalLoginConfirmation called with ModelStateInvalid ");
model.RegistrationPreamble = Site.RegistrationPreamble;
model.RegistrationAgreement = Site.RegistrationAgreement;
model.AgreementRequired = Site.RegistrationAgreement.Length > 0;
}
ViewData["ReturnUrl"] = returnUrl;
return View(model);
}
public async Task<IActionResult> ExternalLoginConfirmation(ExternalLoginConfirmationViewModel model, string returnUrl)
{
log.LogInformation("ExternalLoginConfirmation called with returnurl " + returnUrl);
if (User.IsSignedIn())
{
return RedirectToAction("Index", "Manage");
}
if (ModelState.IsValid)
{
// Get the information about the user from the external login provider
var info = await signInManager.GetExternalLoginInfoAsync();
if (info == null)
{
return View("ExternalLoginFailure");
}
var user = new SiteUser {
SiteGuid = Site.SiteGuid,
SiteId = Site.SiteId,
UserName = model.Email,
Email = model.Email
};
var result = await userManager.CreateAsync(user);
if (result.Succeeded)
{
log.LogInformation("ExternalLoginConfirmation user created ");
result = await userManager.AddLoginAsync(user, info);
if (result.Succeeded)
{
log.LogInformation("ExternalLoginConfirmation AddLoginAsync succeeded ");
await signInManager.SignInAsync(user, isPersistent: false);
return this.RedirectToLocal(returnUrl);
}
else
{
log.LogInformation("ExternalLoginConfirmation AddLoginAsync failed ");
}
}
else
{
log.LogInformation("ExternalLoginConfirmation failed to user created ");
}
AddErrors(result);
}
else
{
log.LogInformation("ExternalLoginConfirmation called with ModelStateInvalid ");
}
ViewData["ReturnUrl"] = returnUrl;
return View(model);
}
