图9-1 点击“结算”链接
图9-2 登陆视图
图9-3 收货信息填写视图
图9-4 订单完成通知视图
图9-5 错误视图
9.2 转入购物车中的信息
private void MigrateShoppingCart(string UserName)
{
// 获取登陆用户购物车中的信息
var cart = ShoppingCart.GetCart(this.HttpContext);
cart.MigrateCart(UserName);
Session[ShoppingCart.CartSessionKey] = UserName;
}
[HttpPost]
public ActionResult LogOn(LogOnModel model, string returnUrl)
{
if (ModelState.IsValid)
{
if (MembershipService.ValidateUser(model.UserName, model.Password))
{
MigrateShoppingCart(model.UserName);
FormsService.SignIn(model.UserName, model.RememberMe);
if (Url.IsLocalUrl(returnUrl))
{
return Redirect(returnUrl);
}
else
{
return RedirectToAction("Index", "Home");
}
}
else
{
ModelState.AddModelError("", "用户名或密码输入不正确");
}
}
// 登陆失败,重新显示登陆画面
return View(model);
}
[HttpPost]
public ActionResult Register(RegisterModel model)
{
if (ModelState.IsValid)
{
// 尝试用户注册
MembershipCreateStatus createStatus =
MembershipService.CreateUser(model.UserName,
model.Password, model.Email);
if (createStatus == MembershipCreateStatus.Success)
{
MigrateShoppingCart(model.UserName);
FormsService.SignIn(model.UserName, false);
return RedirectToAction("Index", "Home");
}
else
{
ModelState.AddModelError("",
AccountValidation.ErrorCodeToString(createStatus));
}
}
// 注册失败,重新显示登陆视图
ViewBag.PasswordLength = MembershipService.MinPasswordLength;
return View(model);
}
9.3 创建下订单控制器
图9-6 添加下订单控制器
namespace MvcBookStore.Controllers
{
[Authorize]
public class CheckoutController : Controller
using System;
using System.Linq;
using System.Web.Mvc;
using MvcBookStore.Models;
namespace MvcBookStore.Controllers
{
[Authorize]
public class CheckoutController : Controller
{
BookStoreEntities storeDB = new BookStoreEntities();
//
// GET: /Checkout/AddressAndPayment
public ActionResult AddressAndPayment()
{
return View();
}
//
// POST: /Checkout/AddressAndPayment
[HttpPost]
public ActionResult AddressAndPayment(FormCollection values)
{
var order = new Order();
TryUpdateModel(order);
try
{
order.Username = User.Identity.Name;
order.OrderDate = DateTime.Now;
//保存订单
storeDB.Orders.Add(order);
storeDB.SaveChanges();
//处理订单信息
var cart = ShoppingCart.GetCart(this.HttpContext);
cart.CreateOrder(order);
return RedirectToAction("Complete",new { id = order.OrderId });
}
catch
{
//无效,重新返回显示错误信息
return View(order);
}
}
//
// GET: /Checkout/Complete
public ActionResult Complete(int id)
{
// 验证当前用户是否拥有这张订单
bool isValid = storeDB.Orders.Any(o => o.OrderId == id
&&o.Username == User.Identity.Name);
if (isValid)
{
return View(id);
}
else
{
return View("Error");
}
}
using System;
using System.Linq;
using System.Web.Mvc;
using MvcBookStore.Models;
namespace MvcBookStore.Controllers
{
[Authorize]
public class CheckoutController : Controller
{
BookStoreEntities storeDB = new BookStoreEntities();
//
// GET: /Checkout/AddressAndPayment
public ActionResult AddressAndPayment()
{
return View();
}
//
// POST: /Checkout/AddressAndPayment
[HttpPost]
public ActionResult AddressAndPayment(FormCollection
values)
{
var order = new Order();
TryUpdateModel(order);
try
{
order.Username = User.Identity.Name;
order.OrderDate = DateTime.Now;
//保存订单
storeDB.Orders.Add(order);
storeDB.SaveChanges();
//处理订单
var cart =
ShoppingCart.GetCart(this.HttpContext);
cart.CreateOrder(order);
return RedirectToAction("Complete",new { id =
order.OrderId });
}
catch
{
//无效,重新返回显示错误信息
return View(order);
}
}
//
// GET: /Checkout/Complete
public ActionResult Complete(int id)
{
// 验证当前用户是否拥有这张订单
bool isValid = storeDB.Orders.Any(o => o.OrderId ==
id &&o.Username == User.Identity.Name);
if (isValid)
{
return View(id);
}
else
{
return View("Error");
}
}
}
}
9.4 添加收货信息填写视图
图9-7 添加收货信息填写视图
- 我们将使用Html.EditorForModel()帮助器方法来为Order(订单)模型类显示各属性编辑控件。
- 我们将对Order类使用验证属性来强制使用验证规则。
@model MvcBookStore.Models.Order
@{
ViewBag.Title = "填写收货信息";
}
<script
src="@Url.Content("~/Scripts/jquery.validate.min.js")"
type="text/javascript"></script>
<script
src="@Url.Content("~/Scripts/jquery.validate.unobtrusive.
min.js")"
type="text/javascript"></script>
@using (Html.BeginForm()) {
<h2>填写收货信息</h2>
<fieldset>
<legend>收货信息</legend>
@Html.EditorForModel()
</fieldset>
<input type="submit" value="提交订单" />
}

本文介绍了一个电子商务网站的订单流程实现,包括用户登录、购物车迁移、收货信息填写及订单完成通知等功能。







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