public override IClaimsIdentity ProcessSignInResponse(string realm, string originalUrl, HttpContextBase httpContext)
{
var client = new TwitterClient(this.consumerKey, this.consumerSecret);
AuthenticationResult result;
try
{
result = client.VerifyAuthentication(httpContext);
}
catch (WebException wex)
{
throw new InvalidOperationException(new StreamReader(wex.Response.GetResponseStream()).ReadToEnd(), wex);
}
var claims = new List<Claim>
{
new Claim(System.IdentityModel.Claims.ClaimTypes.NameIdentifier, result.ExtraData["name"])
};
foreach (var claim in result.ExtraData)
{
claims.Add(new Claim("http://schemas.twitter.com/" + claim.Key, claim.Value));
}
return new ClaimsIdentity(claims, "Twitter");
}
// Callback after Twitter Login
public ActionResult Callback()
{
DotNetOpenAuth.AspNet.Clients.TwitterClient client = new TwitterClient(ConfigurationManager.AppSettings["twitterConsumerKey"], ConfigurationManager.AppSettings["twitterConsumerSecret"]);
var result = client.VerifyAuthentication(this.HttpContext);
return RedirectToAction("Index", "Home");
}
public ActionResult Index()
{
DotNetOpenAuth.AspNet.Clients.TwitterClient client = new TwitterClient(ConfigurationManager.AppSettings["twitterConsumerKey"], ConfigurationManager.AppSettings["twitterConsumerSecret"]);
var result = client.VerifyAuthentication(this.HttpContext);
if(result.IsSuccessful)
{
var user = RavenSession.Query<User>().Search(x => x.ProviderUserId, result.ProviderUserId).SingleOrDefault();
if (user == null)
{
user = new User();
user.Id = Guid.NewGuid();
user.ProviderUserId = result.ProviderUserId;
user.RegisteredOn = DateTime.UtcNow;
}
// sync with twitter user meta data
user.Login = result.UserName;
if (result.ExtraData.ContainsKey("location"))
user.Location = result.ExtraData["location"];
if (result.ExtraData.ContainsKey("name"))
user.Name = result.ExtraData["name"];
if (result.ExtraData.ContainsKey("description"))
user.Description = result.ExtraData["description"];
if (result.ExtraData.ContainsKey("ur"))
user.Url = result.ExtraData["url"];
if (result.ExtraData.ContainsKey("accesstoken"))
user.AccessToken = result.ExtraData["accesstoken"];
user.LastSignIn = DateTime.UtcNow;
RavenSession.Store(user);
RavenSession.SaveChanges();
FormsAuthentication.SetAuthCookie(user.Login, false);
if (HttpContext.Request.UrlReferrer != null && string.IsNullOrWhiteSpace(HttpContext.Request.UrlReferrer.AbsoluteUri) == false)
return Redirect(HttpContext.Request.UrlReferrer.AbsoluteUri);
return RedirectToAction("Index", "Home");
}
return RedirectToAction("Index", "Home");
}
