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namespace OAuthAuthorizationServer.Controllers {
using System;
using System.Linq;
using System.Web.Mvc;
using System.Web.Security;
using DotNetOpenAuth.Messaging;
using DotNetOpenAuth.OpenId;
using DotNetOpenAuth.OpenId.RelyingParty;
using OAuthAuthorizationServer.Code;
using OAuthAuthorizationServer.Models;
[HandleError]
public class AccountController : Controller {
// **************************************
// URL: /Account/LogOn
// **************************************
public ActionResult LogOn() {
return View();
}
[HttpPost]
public ActionResult LogOn(LogOnModel model, string returnUrl) {
if (ModelState.IsValid) {
var rp = new OpenIdRelyingParty();
var request = rp.CreateRequest(model.UserSuppliedIdentifier, Realm.AutoDetect, new Uri(Request.Url, Url.Action("Authenticate")));
if (request != null) {
if (returnUrl != null) {
request.AddCallbackArguments("returnUrl", returnUrl);
}
return request.RedirectingResponse.AsActionResult();
} else {
ModelState.AddModelError(string.Empty, "The identifier you supplied is not recognized as a valid OpenID Identifier.");
}
}
// If we got this far, something failed, redisplay form
return View(model);
}
public ActionResult Authenticate(string returnUrl) {
var rp = new OpenIdRelyingParty();
var response = rp.GetResponse();
if (response != null) {
switch (response.Status) {
case AuthenticationStatus.Authenticated:
// Make sure we have a user account for this guy.
string identifier = response.ClaimedIdentifier; // convert to string so LinqToSQL expression parsing works.
if (MvcApplication.DataContext.Users.FirstOrDefault(u => u.OpenIDClaimedIdentifier == identifier) == null) {
MvcApplication.DataContext.Users.InsertOnSubmit(new User {
OpenIDFriendlyIdentifier = response.FriendlyIdentifierForDisplay,
OpenIDClaimedIdentifier = response.ClaimedIdentifier,
});
}
FormsAuthentication.SetAuthCookie(response.ClaimedIdentifier, false);
return this.Redirect(returnUrl ?? Url.Action("Index", "Home"));
default:
ModelState.AddModelError(string.Empty, "An error occurred during login.");
break;
}
}
return this.View("LogOn");
}
// **************************************
// URL: /Account/LogOff
// **************************************
public ActionResult LogOff() {
FormsAuthentication.SignOut();
return RedirectToAction("Index", "Home");
}
}
}
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