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Login.cshtml.cs
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Login.cshtml.cs
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//@*Added by Identity Scaffolder*@
// 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 System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Authorization;
using HMT.Web.Server.Areas.Identity;
using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Identity.UI.Services;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
using Microsoft.Extensions.Logging;
using System.Security.Claims;
namespace HMT.Web.Server.Areas.Identity.Pages.Account
{
public class LoginModel : PageModel
{
private readonly SignInManager<HMTUser> _signInManager;
private readonly ILogger<LoginModel> _logger;
public LoginModel(SignInManager<HMTUser> signInManager, ILogger<LoginModel> logger)
{
_signInManager = signInManager;
_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 IList<AuthenticationScheme> ExternalLogins { 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>
[TempData]
public string ErrorMessage { 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>
[Required]
[EmailAddress]
public string Email { 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>
[Required]
[DataType(DataType.Password)]
public string Password { 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>
[Display(Name = "Remember me?")]
public bool RememberMe { get; set; }
}
public async Task OnGetAsync(string returnUrl = null)
{
if (!string.IsNullOrEmpty(ErrorMessage))
{
ModelState.AddModelError(string.Empty, ErrorMessage);
}
returnUrl ??= Url.Content("~/");
// Clear the existing external cookie to ensure a clean login process
await HttpContext.SignOutAsync(IdentityConstants.ExternalScheme);
ExternalLogins = (await _signInManager.GetExternalAuthenticationSchemesAsync()).ToList();
ReturnUrl = returnUrl;
}
public async Task<IActionResult> OnPostAsync(string returnUrl = null)
{
returnUrl ??= Url.Content("~/");
ExternalLogins = (await _signInManager.GetExternalAuthenticationSchemesAsync()).ToList();
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: false);
if (result.Succeeded)
{
// Access it from Areas/Identity/Components/TakeABreak.razor
HttpContext.User.AddIdentity(new ClaimsIdentity(new List<Claim> { new Claim("NewClaim", "Emp123") }));
_logger.LogInformation("User logged in.");
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();
}
}
}