/// <summary>
/// 根据用户名和密码，登入验证，并且拿cookie的值
/// </summary>
/// <param name="loginId">登录名</param>
/// <param name="loginPwd">登入密码</param>
/// <param name="cookie">cookie</param>
/// <param name="msg">返回信息</param>
public static void CheckUserLoginPwdAndGetCartCookie(string loginId, string loginPwd, HttpCookie cookie, out string msg)
{
string rememberMe = HttpContext.Current.Request["RememberMe"] ?? "false";
BLL.UsersBll bll = new BLL.UsersBll();
Model.Users user = new MyBookShop.BLL.UsersBll().GetModelByLoginId(loginId);
msg = string.Empty;
if (user != null)
{
msg = Common.CommonTools.GetMd5String(Common.CommonTools.GetMd5String(loginPwd)).Equals(user.LoginPwd) ? "success" : "failed";
}
if (msg == "success")
{
if (rememberMe != "false")//记住我选项
{
HttpCookie cookie1 = new HttpCookie("loginId", loginId);
cookie1.Value = loginId;
cookie1.Expires = DateTime.Now.AddDays(10);
HttpContext.Current.Response.Cookies.Add(cookie1);
}
else
{
if (cookie != null)
{
cookie.Expires = DateTime.Now.AddDays(-1);
HttpContext.Current.Response.Cookies.Add(cookie);
}
}
//Model.Users user = new BLL.UsersBll().GetModelByLoginId(loginId);
HttpContext.Current.Session["userInfo"] = user;
//同时检测用户cookie中有没有购物车信息，有就将数据写入数据库
HttpCookie cookieCart = HttpContext.Current.Request.Cookies["ShoppingCart"];
if (cookieCart != null)
{
int userId = bll.GetModelByLoginId(loginId).Id;
foreach (string item in cookieCart.Values)
{
string itemValue = cookieCart[item].ToString();
string[] cartInfo = itemValue.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
BLL.CartBll cartBll = new BLL.CartBll();
Model.Cart cart = cartBll.GetModel(Convert.ToInt32(cartInfo[0]), user.Id);
if (cart == null)
{
cart = new Model.Cart();
cart.Book.Id = Convert.ToInt32(cartInfo[0]);
cart.Count = Convert.ToInt32(cartInfo[1]);
cart.User.Id = userId;
cartBll.Add2(cart);//调用新的增加方法。对象属性变了
}
else
{
cart.Count += Convert.ToInt32(cartInfo[1]);
cartBll.Update2(cart);
}
}
//清空cookie
cookieCart.Expires = System.DateTime.Now.AddDays(-1);
HttpContext.Current.Response.Cookies.Add(cookieCart);
}
}
}
//添加进购物车
private string AddBookIntoCart(int bookId)
{
//判断用户是否登入
Model.Users user = Common.CommonTools.CheckIsLoginOrNot();
if (user != null)//登入状态下将数据保存到数据库
{
BLL.CartBll bll = new BLL.CartBll();
Model.Cart cart = bll.GetModel(bookId, user.Id);
if (cart != null)//先检测购物车中是否存在相同的商品
{
cart.Count++;//存在则自增1
bll.Update2(cart);//更新
return "已永久更新你的购物信息";
}
else//不存在同样的商品则新增
{
cart = new Model.Cart();//为空则创建
cart.Book.Id = bookId;
cart.Count = 1;
cart.User.Id = user.Id;
bll.Add2(cart);//新增
return "已永久新增你的购物信息";
}
}
else//未登入状态下，保存到cookie
{
//先判断cookie是否有值
HttpCookie cookie = HttpContext.Current.Request.Cookies["ShoppingCart"];
if (cookie == null)
{
cookie = new HttpCookie("ShoppingCart");
cookie.Values.Add(bookId.ToString(), bookId + "|" + 1);
cookie.Expires = System.DateTime.Now.AddDays(2);
HttpContext.Current.Response.Cookies.Add(cookie);
return "已临时保存你的购物信息";//,<a href='javascript:LoginClick();'>永久保存？</a>
}
else
{
bool flag = true;
foreach (string item in cookie.Values)
{
string itemValue = cookie.Values[item];
if (string.IsNullOrEmpty(itemValue))
{
break;
}
string[] itemValues = itemValue.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
if (itemValues[0] == bookId.ToString())//如果cookie中存在，则数量增加
{
int num = Convert.ToInt32(itemValues[1]) + 1;
cookie.Values.Remove(bookId.ToString());
cookie.Values.Add(bookId.ToString(), bookId + "|" + num);
cookie.Expires = System.DateTime.Now.AddDays(2);
HttpContext.Current.Response.Cookies.Add(cookie);
flag = false;
break;
}
}
if (flag)//遍历之后都不存在相同产品，则新增一条
{
cookie.Values.Add(bookId.ToString(), bookId + "|" + 1);
cookie.Expires = System.DateTime.Now.AddDays(2);
HttpContext.Current.Response.Cookies.Add(cookie);
}
return "已临时更新你的购物信息";//,<a href='javascript:LoginClick();'>永久保存？</a>
}
}
}
