添加项目文件。

TightWiki/Areas/Identity/Pages/Account/LoginWithRecoveryCode.cshtml.cs

@@ -0,0 +1,110 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+#nullable disable
+
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Mvc;
+using System.ComponentModel.DataAnnotations;
+using TightWiki.Models;
+
+namespace TightWiki.Areas.Identity.Pages.Account
+{
+    public class LoginWithRecoveryCodeModel : PageModelBase
+    {
+        private readonly SignInManager<IdentityUser> _signInManager;
+        private readonly UserManager<IdentityUser> _userManager;
+        private readonly ILogger<LoginWithRecoveryCodeModel> _logger;
+
+        public LoginWithRecoveryCodeModel(
+            SignInManager<IdentityUser> signInManager,
+            UserManager<IdentityUser> userManager,
+            ILogger<LoginWithRecoveryCodeModel> logger)
+                        : base(signInManager)
+        {
+            _signInManager = signInManager;
+            _userManager = userManager;
+            _logger = logger;
+        }
+
+        /// <summary>
+        ///     This API supports the ASP.NET Core Identity default UI infrastructure and is not intended to be used
+        ///     directly from your code. This API may change or be removed in future releases.
+        /// </summary>
+        [BindProperty]
+        public InputModel Input { get; set; }
+
+        /// <summary>
+        ///     This API supports the ASP.NET Core Identity default UI infrastructure and is not intended to be used
+        ///     directly from your code. This API may change or be removed in future releases.
+        /// </summary>
+        public string ReturnUrl { get; set; }
+
+        /// <summary>
+        ///     This API supports the ASP.NET Core Identity default UI infrastructure and is not intended to be used
+        ///     directly from your code. This API may change or be removed in future releases.
+        /// </summary>
+        public class InputModel
+        {
+            /// <summary>
+            ///     This API supports the ASP.NET Core Identity default UI infrastructure and is not intended to be used
+            ///     directly from your code. This API may change or be removed in future releases.
+            /// </summary>
+            [BindProperty]
+            [Required]
+            [DataType(DataType.Text)]
+            [Display(Name = "Recovery Code")]
+            public string RecoveryCode { get; set; }
+        }
+
+        public async Task<IActionResult> OnGetAsync(string returnUrl = null)
+        {
+            // Ensure the user has gone through the username & password screen first
+            var user = await _signInManager.GetTwoFactorAuthenticationUserAsync();
+            if (user == null)
+            {
+                throw new InvalidOperationException($"Unable to load two-factor authentication user.");
+            }
+
+            ReturnUrl = returnUrl;
+
+            return Page();
+        }
+
+        public async Task<IActionResult> OnPostAsync(string returnUrl = null)
+        {
+            if (!ModelState.IsValid)
+            {
+                return Page();
+            }
+
+            var user = await _signInManager.GetTwoFactorAuthenticationUserAsync();
+            if (user == null)
+            {
+                throw new InvalidOperationException($"Unable to load two-factor authentication user.");
+            }
+
+            var recoveryCode = Input.RecoveryCode.Replace(" ", string.Empty);
+
+            var result = await _signInManager.TwoFactorRecoveryCodeSignInAsync(recoveryCode);
+
+            var userId = await _userManager.GetUserIdAsync(user);
+
+            if (result.Succeeded)
+            {
+                _logger.LogInformation("User with ID '{UserId}' logged in with a recovery code.", user.Id);
+                return LocalRedirect(returnUrl ?? Url.Content("~/"));
+            }
+            if (result.IsLockedOut)
+            {
+                _logger.LogWarning("User account locked out.");
+                return RedirectToPage($"{GlobalConfiguration.BasePath}/Identity/Lockout");
+            }
+            else
+            {
+                _logger.LogWarning("Invalid recovery code entered for user with ID '{UserId}' ", user.Id);
+                ModelState.AddModelError(string.Empty, "Invalid recovery code entered.");
+                return Page();
+            }
+        }
+    }
+}