mvc core2.1 Identity.EntityFramework Core 注册 (二）

Startup.cs-> Configure

app.UseAuthentication(); //启动验证

Controllers->AccountController.cs 新建

 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
 using IdentityMvc.Models;
 using Microsoft.AspNetCore.Identity;
 using Microsoft.AspNetCore.Authorization;
 using IdentityMvc.Models.AccountViewModels;
 using Microsoft.AspNetCore.Authentication;

 namespace IdentityMvc.Controllers
 {
     public class AccountController : Controller
     {
         private readonly UserManager<ApplicationUser> _userManager;
         private readonly SignInManager<ApplicationUser> _signInManager;

         public AccountController(
             UserManager<ApplicationUser> userManager,
             SignInManager<ApplicationUser> signInManager)
         {
             _userManager = userManager;
             _signInManager = signInManager;
         }
         [TempData]
         public string ErrorMessage { get; set; }

         [HttpGet]
         [AllowAnonymous]
         public IActionResult Register(string returnUrl = null)
         {
             ViewData["ReturnUrl"] = returnUrl;
             return View();
         }
         [HttpPost]
         [AllowAnonymous]
         [ValidateAntiForgeryToken]
         public async Task<IActionResult> Register(RegisterViewModel model, string returnUrl = null)
         {
             ViewData["ReturnUrl"] = returnUrl;
             if (ModelState.IsValid)
             {
                 var user = new ApplicationUser { UserName = model.Email, Email = model.Email };
                 var result = await _userManager.CreateAsync(user, model.Password);
                 if (result.Succeeded)
                 {

                     //var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);

                     await _signInManager.SignInAsync(user, isPersistent: false);
                     return RedirectToLocal(returnUrl);
                 }
                 AddErrors(result);
             }

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

         private void AddErrors(IdentityResult result)
         {
             foreach (var error in result.Errors)
             {
                 ModelState.AddModelError(string.Empty, error.Description);
             }
         }

         private IActionResult RedirectToLocal(string returnUrl)
         {
             if (Url.IsLocalUrl(returnUrl))
             {
                 return Redirect(returnUrl);
             }
             else
             {
                 return RedirectToAction(nameof(HomeController.Index), "Home");
             }
         }
     }
 }

Models->AccountViewModels->RegisterViewModel.cs 新建

 using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
 using System.Threading.Tasks;

 namespace IdentityMvc.Models.AccountViewModels
 {
     public class RegisterViewModel
     {
         [Required]
         [EmailAddress]
         [Display(Name = "Email")]
         public string Email { get; set; }

         [Required]
         [StringLength(, ErrorMessage = "The {0} must be at least {2} and at max {1} characters long.", MinimumLength = )]
         [DataType(DataType.Password)]
         [Display(Name = "Password")]
         public string Password { get; set; }

         [DataType(DataType.Password)]
         [Display(Name = "Confirm password")]
         [Compare("Password", ErrorMessage = "The password and confirmation password do not match.")]
         public string ConfirmPassword { get; set; }
     }
 }

Views->Account->Register.cshtml 新建

 @model  RegisterViewModel
 @{
     ViewData["Title"] = "Register";
 }

 <h2>@ViewData["Title"]</h2>

 <div class="row">
     <div class="col-md-4">
         <form asp-route-returnUrl="@ViewData["ReturnUrl"]" method="post">
             <h4>Create a new account.</h4>
             <hr />
             <div asp-validation-summary="All" class="text-danger"></div>
             <div class="form-group">
                 <label asp-for="Email"></label>
                 <input asp-for="Email" class="form-control" />
                 <span asp-validation-for="Email" class="text-danger"></span>
             </div>
             <div class="form-group">
                 <label asp-for="Password"></label>
                 <input asp-for="Password" class="form-control" />
                 <span asp-validation-for="Password" class="text-danger"></span>
             </div>
             <div class="form-group">
                 <label asp-for="ConfirmPassword"></label>
                 <input asp-for="ConfirmPassword" class="form-control" />
                 <span asp-validation-for="ConfirmPassword" class="text-danger"></span>
             </div>
             <button type="submit" class="btn btn-default">Register</button>
         </form>
     </div>
 </div>

Views->_ViewImports.cshtml

@using IdentityMvc.Models.AccountViewModels
@using Microsoft.AspNetCore.Identity