图书自动登录找回密码

图书3

登录
 1 <%@ Page Title="" Language="C#" MasterPageFile="~/Master/MainMaster.Master" AutoEventWireup="true" CodeBehind="Login.aspx.cs" Inherits="BookShop.Web.Member.Login" %>
<asp:Content ID="Content1" ContentPlaceHolderID="Header" runat="server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="server">

    <table width="60%" height="22" border="0" align="center" cellpadding="0" cellspacing="0" runat="server" id="tblfirst">
<tr>
  <td width="10"><img src="/Images/az-tan-top-left-round-corner.gif" width="10" height="28" /></td>
  <td bgcolor="#DDDDCC"><span style="font-family: '黑体';font-size: 16px;color: #660000;">登录网上书店</span></td>
  <td width="10"><img src="/Images/az-tan-top-right-round-corner.gif" width="10" height="28" /></td>
</tr>
</table>
<table width="60%" height="22" border="0" align="center" cellpadding="0" cellspacing="0" runat="server" id="tblsecend">
<tr>
  <td bgcolor="#DDDDCC" style=" 2px">&nbsp;</td>
  <td><div align="center">
      <table height="61" cellpadding="0" cellspacing="0">
        <tr>
          <td height="33" colspan="6">
              <p style="font-size:14px;font-weight: bold;color: #FF9900; text-align: center;">已注册用户请从这里登录</p></td>
        </tr>
        <tr>
          <td width="24%" height="26" rowspan="2" align="right" valign="top"><strong>用户名：</strong></td>
          <td valign="top" width="37%">
              &nbsp;<input type="text" name="txtLoginId" /></td>                  
        </tr>
      </table>
    <table height="61" cellpadding="0" cellspacing="0">
        <tr>
          <td height="1" colspan="2"></td>
        </tr>
        <tr>
          <td width="24%" height="26" rowspan="3" align="right" valign="top"><strong>密　码：</strong></td>
          <td valign="top" width="37%">
              &nbsp;<input type="password" name="txtLoginPwd" /></td>                  
        </tr>
        
        <tr>
          <td valign="top" width="37%">
           <input type="checkbox" name="cbAutoLogin" value="1"/>记住我
            </td>                  
        </tr>
        
      </table>
      <div>
          <input type="hidden" name="hiddenReturnUrl" value="<%=ReturnUrl %>" />
          <input type="image" src="/Images/az-login-gold-3d.gif" />

          <%if(string.IsNullOrEmpty(ReturnUrl)){%>
               <a href="Register.aspx">注册</a>
         <%}else{%>
             <a href="Register.aspx?returnUrl=<%=ReturnUrl%>">注册</a>
          <%} %>
         <a href="FindPwd.aspx">忘记密码</a> 

      </div>
  </div>
      <div >
        <div align="center">
            &nbsp;</div>
      </div>
    </td>
  <td width="2" bgcolor="#DDDDCC">&nbsp;</td>
</tr>
</table>
<table width="60%" height="3" border="0" align="center" cellpadding="0" cellspacing="0"  runat="server" id="tblthird">
<tr align="center">
  <td height="3" bgcolor="#DDDDCC">
      &nbsp;
      </td>
      </tr>
</table>



</asp:Content>

找回密码

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Mail;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace BookShop.Web.Member
{
    public partial class Login : System.Web.UI.Page
    {
        public string Msg { get; set; }
        public string ReturnUrl = string.Empty;
        BLL.UserManager UserManager = new BLL.UserManager();
        protected void Page_Load(object sender, EventArgs e)
        {
            if (IsPostBack)
            {
                UserLogin();
            }
            else
            {
                ReturnUrl = Request["returnUrl"];//如果能够接收到传递过来的参数（存储的是用户接下来要访问的URL地址），把数据存储到隐藏域中。
                //校验Cookie中是否有值
                CheckCookieInfo();

              
            }
        }
        /// <summary>
        /// 校验Cookie的值
        /// </summary>
        private void CheckCookieInfo()
        {
            if (Request.Cookies["cp1"] != null && Request.Cookies["cp2"] != null)
            {
                string userName = Request.Cookies["cp1"].Value;
                string userPwd = Request.Cookies["cp2"].Value;
                Model.User userInfo=UserManager.GetModel(userName);
                if (userInfo != null)
                {
                    if (userPwd == Common.WebCommon.GetMd5String(Common.WebCommon.GetMd5String(userInfo.LoginPwd)))
                    {
                        Session["userInfo"] = userInfo;
                        if (!string.IsNullOrEmpty(Request["returnUrl"]))
                        {
                            Response.Redirect(Request["returnUrl"]);
                        }
                        else
                        {
                            Response.Redirect("/Default.aspx");
                        }
                    }
                }
                Response.Cookies["cp1"].Expires = DateTime.Now.AddDays(-1);
                Response.Cookies["cp2"].Expires = DateTime.Now.AddDays(-1);
            }
        }

        private void UserLogin()
        {
            string userName = Request["txtLoginId"];
            string userPwd =Request["txtLoginPwd"];
            string msg = string.Empty;
            Model.User userInfo = null;
         
            bool b = UserManager.CheckUserInfo(userName, userPwd, out msg, out userInfo);
            if (b)
            {
                Session["userInfo"] = userInfo;
                //判断用户是否选择了”自动登录“
                if (!string.IsNullOrEmpty(Request["cbAutoLogin"]))
                {
                    HttpCookie cookie1 = new HttpCookie("cp1",userName);
                    HttpCookie cookie2 = new HttpCookie("cp2", Common.WebCommon.GetMd5String(Common.WebCommon.GetMd5String(userPwd)));
                    cookie1.Expires = DateTime.Now.AddDays(7);
                    cookie2.Expires = DateTime.Now.AddDays(7);
                    Response.Cookies.Add(cookie1);
                    Response.Cookies.Add(cookie2);
                }

                //单击提交按钮，会将隐藏域的值提交过来。
                if (string.IsNullOrEmpty(Request["hiddenReturnUrl"]))
                {
                    Response.Redirect("/Default.aspx");
                }
                else
                {
                    Response.Redirect(Request["hiddenReturnUrl"]);
                }
            }
            else
            {
                Msg = msg;
            }
        }
    }
}

找回密码

 public class FindPwd : IHttpHandler
    {

        public void ProcessRequest(HttpContext context)
        {
            context.Response.ContentType = "text/plain";
            string name = context.Request["name"];
            string mail=context.Request["mail"];
            BLL.UserManager UserInfoManager = new BLL.UserManager();
            Model.User userInfo = UserInfoManager.GetModel(name);
            if (userInfo != null)
            {
                if (userInfo.Mail == mail)
                {
                    UserInfoManager.FindUserPwd(userInfo);//找回用户的密码在bll 
                }
                else
                {
                    context.Response.Write("邮箱错误!!");
                }
            }
            else
            {
                context.Response.Write("查无此人!!");
            }
        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }