public ActionResult GoogleLogOn(string returnUrl)
{
var response = openid.GetResponse();
if (response == null)
{
// Stage 2: user submitting Identifier
Identifier id;
if (Identifier.TryParse(Request.Form["openid_identifier"], out id))
{
try
{
var request = openid.CreateRequest(Request.Form["openid_identifier"]);
var fetch = new FetchRequest();
fetch.Attributes.Add(new AttributeRequest(WellKnownAttributes.Contact.Email, true));
request.AddExtension(fetch);
return request.RedirectingResponse.AsActionResult();
}
catch (ProtocolException ex)
{
ViewData["Message"] = ex.Message;
return View("Login");
}
}
else
{
ViewData["Message"] = "Invalid identifier";
return View("Login");
}
}
else
{
// Stage 3: OpenID Provider sending assertion response
switch (response.Status)
{
case AuthenticationStatus.Authenticated:
MembershipUser user = MembershipService.GetUser(response);
if (user != null)
{
var authCookie = FormsService.SignInEmailCookie(user.UserName, user.Email, false);
Response.Cookies.Add(authCookie);
}
else
{
var fetch = response.GetExtension<FetchResponse>();
string email = null;
if (fetch != null)
{
email = fetch.GetAttributeValue(WellKnownAttributes.Contact.Email);
}
string password = RandomStringGenerator.GenerateRandomString(64);
var model = new RegisterModel()
{
UserName = response.ClaimedIdentifier,
Email = email,
Password = password,
ConfirmPassword = password
};
// Attempt to register the user
MembershipCreateStatus createStatus = MembershipService.CreateUser(model.UserName, model.Password, model.Email);
if (createStatus == MembershipCreateStatus.Success)
{
var authCookie = FormsService.SignInEmailCookie(model.UserName, model.Email, false);
Response.Cookies.Add(authCookie);
return RedirectToAction("Index", "Home");
}
else
{
ModelState.AddModelError("", AccountValidation.ErrorCodeToString(createStatus));
return View("LogOn");
}
}
if (!string.IsNullOrEmpty(returnUrl))
{
return Redirect(returnUrl);
}
else
{
return RedirectToAction("Index", "Home");
}
case AuthenticationStatus.Canceled:
//ViewData["Message"] = "Canceled at provider";
ModelState.AddModelError("", "Canceled at provider");
return View("LogOn");
case AuthenticationStatus.Failed:
//ViewData["Message"] = response.Exception.Message;
ModelState.AddModelError("", response.Exception.Message);
return View("LogOn");
}
}
return new EmptyResult();
}
public ActionResult Register(RegisterModel model)
{
if (ModelState.IsValid)
{
// Attempt to register the user
MembershipCreateStatus createStatus = MembershipService.CreateUser(model.UserName, model.Password, model.Email);
if (createStatus == MembershipCreateStatus.Success)
{
var authCookie = FormsService.SignInEmailCookie(model.UserName, model.Email, false);
Response.Cookies.Add(authCookie);
return RedirectToAction("Index", "Home");
}
else
{
ModelState.AddModelError("", AccountValidation.ErrorCodeToString(createStatus));
}
}
// If we got this far, something failed, redisplay form
ViewData["PasswordLength"] = MembershipService.MinPasswordLength;
return View(model);
}