public async Task <IActionResult> OnGetCallbackAsync(string returnUrl = null, string remoteError = null)
        {
            returnUrl = returnUrl ?? Url.Content("~/");
            if (remoteError != null)
            {
                ErrorMessage = $"Error from external provider: {remoteError}";
                return(RedirectToPage("./Login", new { ReturnUrl = returnUrl }));
            }
            var info = await _signInManager.GetExternalLoginInfoAsync();

            if (info == null)
            {
                ErrorMessage = "Error loading external login information.";
                return(RedirectToPage("./Login", new { ReturnUrl = returnUrl }));
            }

            // Sign in the user with this external login provider if the user already has a login.
            var result = await _signInManager.ExternalLoginSignInAsync(info.LoginProvider, info.ProviderKey, isPersistent : false, bypassTwoFactor : true);

            if (result.Succeeded)
            {
                _logger.LogInformation("{Name} logged in with {LoginProvider} provider with {email}.", info.Principal.Identity.Name, info.LoginProvider, info.Principal.Identity.AuthenticationType);

                string Email = info.Principal.FindFirstValue(ClaimTypes.Email);
                string Name  = info.Principal.Identity.Name;

                _addUserToStudentTable.AddUserToStudentDB(Email, Name);

                return(LocalRedirect(returnUrl));
            }
            if (result.IsLockedOut)
            {
                return(RedirectToPage("./Lockout"));
            }
            else
            {
                // If the user does not have an account, then ask the user to create an account.
                ReturnUrl     = returnUrl;
                LoginProvider = info.LoginProvider;
                if (info.Principal.HasClaim(c => c.Type == ClaimTypes.Email))
                {
                    Input = new InputModel
                    {
                        Email = info.Principal.FindFirstValue(ClaimTypes.Email)
                    };
                }
                return(Page());
            }
        }
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        public async Task <IActionResult> OnPostAsync(string returnUrl = null)
        {
            returnUrl = returnUrl ?? Url.Content("~/");
            if (ModelState.IsValid)
            {
                var user = new IdentityUser {
                    UserName = Input.Email, Email = Input.Email
                };

                //added to admin DB
                var result = await _userManager.CreateAsync(user, Input.Password);

                if (result.Succeeded)
                {
                    _logger.LogInformation("User created a new account with password.");

                    //add the email and the name to to local db
                    _addUserToStudentTable.AddUserToStudentDB(Input.Email, Input.Name);


                    var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);

                    var callbackUrl = Url.Page(
                        "/Account/ConfirmEmail",
                        pageHandler: null,
                        values: new { userId = user.Id, code = code },
                        protocol: Request.Scheme);

                    await _emailSender.SendEmailAsync(Input.Email, "Confirm your email",
                                                      $"Please confirm your account by <a href='{HtmlEncoder.Default.Encode(callbackUrl)}'>clicking here</a>.");

                    await _signInManager.SignInAsync(user, isPersistent : false);

                    return(LocalRedirect(returnUrl));
                }
                foreach (var error in result.Errors)
                {
                    ModelState.AddModelError(string.Empty, error.Description);
                }
            }

            // If we got this far, something failed, redisplay form
            return(Page());
        }
Esempio n. 3
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        //doesn't seem to be working at all The page has an OnPostAsync handler method, which runs on POST requests (when a user posts the form).
        public async Task <IActionResult> OnPostAsync(string returnUrl = null)
        {
            returnUrl = returnUrl ?? Url.Content("~/");

            if (ModelState.IsValid)
            {
                // This doesn't count login failures towards account lockout
                // To enable password failures to trigger account lockout, set lockoutOnFailure: true
                var result = await _signInManager.PasswordSignInAsync(Input.Email, Input.Password, Input.RememberMe, lockoutOnFailure : true);

                if (result.Succeeded)
                {
                    _logger.LogInformation("User logged in.");

                    //open the add your name page when there is no name so they have to add in their name
                    _addUserToStudentTable.AddUserToStudentDB(Input.Email, "");



                    return(LocalRedirect(returnUrl));
                }
                if (result.RequiresTwoFactor)
                {
                    return(RedirectToPage("./LoginWith2fa", new { ReturnUrl = returnUrl, RememberMe = Input.RememberMe }));
                }
                if (result.IsLockedOut)
                {
                    _logger.LogWarning("User account locked out.");
                    return(RedirectToPage("./Lockout"));
                }
                else
                {
                    ModelState.AddModelError(string.Empty, "Invalid login attempt.");
                    return(Page());
                }
            }

            // If we got this far, something failed, redisplay form
            return(Page());
        }