public ActionResult HandleFacebookOAuthCallback(string code, string state)
{
if (code.IsNullOrWhiteSpace())
{
return(this.RedirectToAction(c => c.Login()));
}
// TODO, decrypt redirectURL
var redirectURL = string.Empty;
if (!string.IsNullOrWhiteSpace(state))
{
redirectURL = HttpUtility.UrlDecode(state);
}
var facebookAccessToken = FacebookAuthentication.ExchangeCodeForAccessToken(Request, FacebookAuthenticationOptions.FromWebConfig(), code);
var user = DatabaseSession.Query <UserAccount>().Where(x => x.FacebookId == facebookAccessToken.FacebookID).SingleOrDefault();
if (user == null)
{
user = new UserAccount(facebookAccessToken);
// TODO: redirect to a welcome page to confirm info redirectURL = this.GetURL<>
}
user.UpdateSeen();
var tokenEntity = user.AddFacebookAccessToken(facebookAccessToken);
DatabaseSession.Save(user);
DatabaseSession.Flush();
var tokenID = tokenEntity.UserFacebookAccessTokenId;
HttpContext.Get <IAuthenticationManager>().SignIn(tokenID.ToString(), FacebookAuthentication.AuthenticationType);
if (redirectURL.IsNullOrWhiteSpace())
{
redirectURL = "~";
}
return(Redirect(redirectURL));
}
public ActionResult FacebookOAuthChallenge(string redirectUrl = "")
{
var url = FacebookAuthentication.GetAuthChallengeURL(Request, FacebookAuthenticationOptions.FromWebConfig());
return(Redirect(url));
}