コード例 #1
0
        public virtual ActionResult OpenidRegisterFormSubmit(OpenIdRegistrationViewModel model)
        {
            if (!ModelState.IsValid)
            {
                return View("OpenidRegister", model);
            }

            var DecryptedOpenID = Crypto.DecryptStringAES(model.OpenIdClaim, "secretstring");
            var validator = new IsSemiValidURLAttribute();
            var isValid = validator.IsValid(DecryptedOpenID);
            validator = null;
            if (!isValid)
            {
                //User tried to spoof encryption
                ModelState.AddModelError("OpenID", "There's a problem with the OpenID that you specified.");
                return View("OpenidRegister", model);
            }

            try
            {
                var db = Current.DB;
                var userNameAvailable = (db.aspnet_Users.Where(u => u.UserName == model.Nickname).FirstOrDefault()) == null;
                if (!userNameAvailable)
                {
                    ModelState.AddModelError("Username", "This username is already taken.");
                    return View("OpenidRegister", model);
                }

                // Attempt to register the user
                MembershipCreateStatus createStatus = MembershipService.CreateUser(model.Nickname, Membership.GeneratePassword(7, 0), model.EmailAddress);

                if (createStatus == MembershipCreateStatus.Success)
                {
                    AccountProfile.NewUser.Initialize(model.Nickname, true);
                    AccountProfile.NewUser.FullName = model.FullName.Trim();
                    AccountProfile.NewUser.Grade = model.Grade;
                    AccountProfile.NewUser.Sex = model.SelectedSex;
                    AccountProfile.NewUser.Save();
                    try
                    {
                        //Check OpenID-whitelist status and add OpenID to whitelist if needed
                        if (WhiteListEnabled)
                        {
                            //If we got here, this means that the user used a valid one-time registration code.
                            var whitelistRecord = new OpenIDWhiteList();
                            whitelistRecord.OpenID = DecryptedOpenID;
                            whitelistRecord.IsEnabled = true;
                            db.OpenIDWhiteLists.InsertOnSubmit(whitelistRecord);
                            db.SubmitChanges();
                        }

                        var userid = db.aspnet_Users.Where(u => u.UserName == model.Nickname).Single().UserId; // if we fail here, this usually means that we didn't specify a constant ApplicationName in Web.config, so each user has multiple entries in that table.

                        var openid = new UserOpenId();
                        openid.OpenIdClaim = DecryptedOpenID;
                        openid.UserId = userid;
                        db.UserOpenIds.InsertOnSubmit(openid);
                        db.SubmitChanges();

                        FormsAuth.SignIn(model.Nickname, true /* createPersistentCookie */);

                        if (ConfigurationManager.AppSettings["PromptEmailConfirmation"] == "true")
                        {
                            ViewData["email"] = model.EmailAddress;
                            return View("TimeToValidateYourEmailAddress");
                        }
                        else
                        {
                            /*if (model.ReturnURL.HasValue())
                            {
                                return Redirect(model.ReturnURL);
                            }*/

                            // Decide where to go next
                            if (System.Configuration.ConfigurationManager.AppSettings["ResultsOpen"] != "true")
                            {
                                return RedirectToAction("Index", "Home"); // Send to questionnaire page.
                            }
                            else
                            {
                                return RedirectToAction("Results", "Home"); // Send to results page (if they haven't submitted, it will redirect to form-is-closed page
                            }
                        }
                    }

                    catch
                    {
                        ModelState.AddModelError("_FORM", ErrorCodeToString(createStatus));
                        return View("OpenidRegister", model);
                    }
                }
                else
                {
                    ModelState.AddModelError("_FORM", ErrorCodeToString(createStatus));
                    return View("OpenidRegister", model);
                }
            }
            catch
            {
                return RedirectToAction("InternalServerError", "Error");
            }
        }
コード例 #2
0
        public virtual ActionResult Authenticate(string returnUrl)
        {
            var db = Current.DB;
            if (Request.Form["OneTimeSignupCode"].HasValue())
            {
                Session["OneTimeSignupCode"] = Request.Form["OneTimeSignupCode"];
            }

            // Google Apps only:
            /*
            openid.DiscoveryServices.Clear();
            openid.DiscoveryServices.Insert(0, new HostMetaDiscoveryService() { UseGoogleHostedHostMeta = true }); // this causes errors // previously was Add()

             */
            // Normal
            IAuthenticationResponse response = openid.GetResponse();
            OneTimeRegistrationCode recordcopy = null;
            if (response == null)
            {
                // Stage 2: user submitting Identifier
                Identifier id;

                if (Identifier.TryParse(Request.Form["openid_identifier"], out id))
                {
                    if (WhiteListEnabled)
                    {
                        if (Request.Form["OneTimeSignupCode"].HasValue())
                        {
                            var record = db.OneTimeRegistrationCodes.Where(c => c.Id.ToString() == Request.Form["OneTimeSignupCode"]).SingleOrDefault();
                            if (record == null)
                            {
                                //not allowed in
                                Current.Context.Response.StatusCode = (int)HttpStatusCode.Forbidden;
                                return View("WhiteListBlock");
                            }
                        }
                    }
                    try
                    {
                        IAuthenticationRequest request = openid.CreateRequest(Request.Form["openid_identifier"]);

                        var f = new FetchRequest();

                            f.Attributes.AddRequired(WellKnownAttributes.Contact.Email);
                            f.Attributes.AddRequired(WellKnownAttributes.Name.First);
                            f.Attributes.AddRequired(WellKnownAttributes.Name.Last);
                            f.Attributes.AddOptional(WellKnownAttributes.Name.Alias);
                        request.AddExtension(f);

                        return request.RedirectingResponse.AsActionResult();
                    }
                    catch (ProtocolException ex)
                    {
                        ViewData["Message"] = ex.Message;
                        if (Request.Form["OneTimeSignupCode"].HasValue())
                        {
                            ViewData["OneTimeSignupCode"] = Request.Form["OneTimeSignupCode"];
                        }
                        return View("OpenidLogin");
                    }
                }
                else
                {
                    ViewData["Message"] = "Invalid OpenID";
                    if (Request.Form["OneTimeSignupCode"].HasValue())
                    {
                        ViewData["OneTimeSignupCode"] = Request.Form["OneTimeSignupCode"];
                    }
                    return View("OpenidLogin");
                }
            }
            else
            {
                // Stage 3: OpenID Provider sending assertion response
                switch (response.Status)
                {
                    case AuthenticationStatus.Authenticated:
                        var sreg = response.GetExtension<FetchResponse>();

                        UserOpenId openId = null;
                        openId = db.UserOpenIds.Where(o => o.OpenIdClaim == response.ClaimedIdentifier.ToString()).FirstOrDefault();
                        object signupcode = null;
                        if (Request.Form["OneTimeSignupCode"].HasValue())
                        {
                            signupcode = Request.Form["OneTimeSignupCode"];
                        }
                        else if (Session["OneTimeSignupCode"] != null)
                        {
                            signupcode = Session["OneTimeSignupCode"];
                        }
                        if (WhiteListEnabled)
                        {
                            if (signupcode != null)
                            {
                                var record = db.OneTimeRegistrationCodes.Where(c => c.Id.ToString() == (string)signupcode).SingleOrDefault();
                                if (record == null)
                                {
                                    //not allowed in
                                    try
                                    {
                                        Current.Context.Response.StatusCode = (int)HttpStatusCode.Forbidden;
                                    }
                                    catch
                                    {

                                    }
                                    return View("WhiteListBlock");
                                }
                                recordcopy = record;
                                --record.UsesRemaining;
                                if (record.UsesRemaining < 1)
                                {
                                    db.OneTimeRegistrationCodes.DeleteOnSubmit(record);
                                }
                                db.SubmitChanges();
                            }
                            //else if (db.OpenIDWhiteLists.Where(w => w.IsEnabled).Where(w => w.OpenID == response.ClaimedIdentifier.OriginalString).FirstOrDefault() == null && (sreg == null || !sreg.Email.Contains("APPROVEDOPENIDDOMAIN.com") && openId == null))
                            else if ((db.OpenIDWhiteLists.Where(w => w.IsEnabled).Where(w => w.OpenID == response.ClaimedIdentifier.ToString()).FirstOrDefault() == null || sreg == null) && openId == null) // if (not-in-whitelisted-openids or no-openid-submitted) and doesn't-match-any-openid-in-the-system
                            {
                                //not allowed in
                                try
                                {
                                    Current.Context.Response.StatusCode = (int)HttpStatusCode.Forbidden;
                                }
                                catch
                                {

                                }
                                return View("WhiteListBlock");
                            }
                        }

                        // Poor Eamon forgot his TBS password :(
                        var bypass = new List<string>();
                        bypass.Add("*****@*****.**");

                        if (openId == null)
                        {
                            // create new user
                            string email = "";
                            string login = "";
                            string name = "";
                            if (sreg != null)
                            {
                                email = sreg.GetAttributeValue(WellKnownAttributes.Contact.Email);
                                var nick = "";
                                if (email.IndexOf("@bishopsstudent.org") == -1)
                                {
                                    if (LimitToBishopsOpenIds && !bypass.Contains(email))
                                    {
                                        ViewData["Message"] = "Please try again and use your Bishop's student email address!";
                                        return View("OpenidLogin");
                                    }
                                    var potentialNick = sreg.GetAttributeValue(WellKnownAttributes.Name.Alias);
                                    if (potentialNick.HasValue())
                                    {
                                        nick = potentialNick;
                                    }
                                    else
                                    {
                                        // make something random
                                        nick = new Random().Next(500,500000).ToString();
                                    }
                                }
                                else
                                {
                                    nick = email.Substring(0, email.IndexOf("@bishopsstudent.org"));
                                }
                                var userNameAvailable = (db.aspnet_Users.Where(u => u.UserName == nick).FirstOrDefault()) == null;
                                login = nick;

                                name = sreg.GetAttributeValue(WellKnownAttributes.Name.First) + " " + sreg.GetAttributeValue(WellKnownAttributes.Name.Last);
                            }

                            // Check in Bishop's class lists (9th to 12th grades) to see if we should allow this user to join (and also fetch their grade level)
                            var lookup = db.BishopsEmails.Where(b => b.Username == login).FirstOrDefault();
                            var grade = 9; // default
                            var gradeSet = false; // should we make grade field disabled in registration form (true = we set grade here and user cannot change, false = user must provide manually)
                            if (lookup == null)
                            {
                                if (LimitToUpperSchool && !bypass.Contains(email))
                                {
                                    ViewData["Message"] = "Sorry, but only Upper School students may join the site.";
                                    return View("OpenidLogin");
                                }
                            }
                            else
                            {
                                grade = lookup.Grade;
                                gradeSet = true;
                            }

                            var model = new OpenIdRegistrationViewModel()
                            {
                                EmailAddress = email,
                                Nickname = login,
                                FullName = name,
                                Grade = grade,
                                GradeSet = gradeSet,
                                OpenIdClaim = Crypto.EncryptStringAES(response.ClaimedIdentifier.ToString(), "secretstring"),
                                ReturnURL = Session["ReturnURL"] as string
                            };
                            return View("OpenidRegister", model);
                        }
                        else // openId record is not null
                        {
                            var userName = openId.aspnet_User.UserName;

                            FormsAuthentication.SetAuthCookie(userName, true);

                            // Don't use return URL because the user may have accidentally clicked "results" nav link before logging in while results page isn't open yet.
                            /*var URLreturn = Session["ReturnURL"];
                            if (URLreturn == null || !(URLreturn as string).HasValue())
                            {
                                return RedirectToAction("Index", "Home");
                            }
                            return Redirect(URLreturn as string);*/

                            // Decide where to go next
                            if (System.Configuration.ConfigurationManager.AppSettings["ResultsOpen"] != "true")
                            {
                                return RedirectToAction("Index", "Home"); // Send to questionnaire page.
                            }
                            else
                            {
                                return RedirectToAction("Results", "Home"); // Send to results page (if they haven't submitted, it will redirect to form-is-closed page
                            }
                        }

                    case AuthenticationStatus.Canceled:
            #if DEBUG
                        ViewData["Message"] = "Canceled at provider";
            #else
                        ViewData["Message"] = "Canceled - please try again!";
            #endif
                        return View("OpenidLogin");
                    case AuthenticationStatus.Failed:
            #if DEBUG
                        ViewData["Message"] = response.Exception.Message;
            #else
                        ViewData["Message"] = "Sorry, something went wrong. Please try again!";
            #endif

                        return View("OpenidLogin");
                }
            }
            return new EmptyResult();
        }