c#web窗体登录界面登录注册以及密码找回发送邮箱功能
c#web窗体登录界面登录注册以及密码找回发送邮箱功能
效果图如下：
1.登录界面aspx代码
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="login.aspx.cs" Inherits="ebook.Pages.login" %>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using BLL;
using MODEL;
using ebook.App_Start;
using System.IO;
using System.Text;
namespace ebook.Pages
{
public partial class login : System.Web.UI.Page
{
HuiyuanTablemodel model = new HuiyuanTablemodel();
Logincheckbll bll = new Logincheckbll();
protected void Page_Load(object sender, EventArgs e)
{
}
//登录
protected void btn_Login_Click(object sender, EventArgs e)
{
model.huiyuanming = this.txt_User_Name.Text.ToString();
model.password = this.txt_User_Pwd.Text.ToString();
if(bll.logincheck(model))
{
Labinfo.Text = "登录成功";
// Session["Username"] = this.txt_User_Name.Text.ToString();
// Session[Common.Username] = this.txt_User_Name.Text.ToString();
}
else
{
this.txt_User_Name.Focus();
Labinfo.Text = "登录失败";
}
}
//注册
protected void btn_Register_Click(object sender, EventArgs e)
{
Response.Redirect("register.aspx"); //页面跳转
}
}
}3.注册页面aspx代码
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="register.aspx.cs" Inherits="ebook.Pages.register" %>
4.注册页面aspx.cs代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using BLL;
using MODEL;
using System.Text;
using ebook.Common;
namespace ebook.Pages
{
public partial class register : System.Web.UI.Page
{
Registerbll bll = new Registerbll();
HuiyuanTablemodel model = new HuiyuanTablemodel();
static string statu;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack) //页面初次加载
{
#region 初始化年、月、日
for (int year = 1930; year <= 2008; year++)
{
DDL_Year.Items.Add(year.ToString());
}
for (int month = 1; month <= 12; month++)
{
DDL_Month.Items.Add(month.ToString());
}
for (int day = 1; day <= 31; day++)
{
DDL_Day.Items.Add(day.ToString());
}
#endregion
//按钮不触发验证事件
this.btn_Catch.CausesValidation = false; //注册事件
this.btn_Check.CausesValidation = false; //检测用户名事件
}
}
//注册
protected void btn_Register_Click(object sender, EventArgs e)
{
#region 获取输入表的信息
model.huiyuanming = this.txt_User_Name.Text.ToString();
//MD5加密
MD5 a = new MD5(); //错误方法
string md5Pwd = a.jiamiMD5(this.txt_User_Pwd.Text.ToString());
model.password = md5Pwd;
model.name = this.txt_Rel_Name.Text.ToString();
model.sex = DDL_Sex.SelectedIndex.ToString();//0代表男 1代表女
StringBuilder brithday1 = new StringBuilder();
brithday1.Append(DDL_Year.SelectedItem);
brithday1.Append("-");
brithday1.Append(DDL_Month.SelectedItem);
brithday1.Append("-");
brithday1.Append(DDL_Day.SelectedItem);
model.brithday = Convert.ToDateTime(brithday1.ToString());
model.address = this.txt_Address.Text.ToString();
model.postal = this.txt_Postalcode.Text.ToString();
model.phone = this.txt_Tel.Text.ToString();
model.telphone = this.txt_Mobile.Text.ToString();
model.idcard = this.txt_ID_Card.Text.ToString();
model.mail = this.txt_mail.Text.ToString();
#endregion
//statu有null,true,false三个状态，null代表没有检测用户名，直接注册提交，true代表检测用户名成功，注册。 false代表检测用户名失败，
if (statu == null)
{
string name = txt_User_Name.Text;
if (bll.Search(name))
{
Labinfo.Text = "对不起，此用户已经被注册，请输入其他用户名！";
}
else
{
if (bll.insert(model))
{
Response.Write("");
}
else
{
Response.Write("");
}
}
}
else if (statu == "true")
{
if (bll.insert(model))
{
Response.Write("");
statu = null;
}
else
{
Response.Write("");
}
}
else
{
Response.Write("");
}
}
//重填
protected void btn_Catch_Click(object sender, EventArgs e)
{
this.txt_User_Name.Focus();
this.txt_User_Name.Text = "";
this.txt_User_Pwd.Text = "";
this.txt_ReUser_Pwd.Text = "";
this.txt_Rel_Name.Text = "";
this.txt_Address.Text = "";
this.txt_Postalcode.Text = "";
this.txt_ID_Card.Text = "";
this.txt_Mobile.Text = "";
this.txt_Tel.Text = "";
this.DDL_Sex.SelectedIndex = 0;
this.DDL_Year.SelectedIndex = 0;
this.DDL_Month.SelectedIndex = 0;
this.DDL_Day.SelectedIndex = 0;
}
//检测用户名
protected void btn_Check_Click(object sender, EventArgs e)
{
string name = txt_User_Name.Text;
if (bll.Search(name))
{
Labinfo.Text = "对不起，此用户已经被注册，请输入其他用户名！";
statu = "false";
}
else
{
Labinfo.Text = "恭喜您，此用户名可以使用！";
statu = "true";
}
}
}
}4.找回密码，发送到邮箱
5 .../Handler/FindPwdHandler.ashx代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using BLL;
using System.Net.Mail; //邮箱发送的引用文件
using System.Net; //身份验证的引用文件
using System.Text;
using ebook.Common;
namespace ebook.Handler
{
///
/// FindPwdHandler 的摘要说明
///
public class FindPwdHandler : IHttpHandler
{
Checkmail checkmail = new Checkmail();
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
string mail = context.Request["mail"];
if (checkmail.CheckmailISnull(mail)) //mail存在，发送邮件
{
sendMail(mail);
}
else
{
context.Response.Write("NO");
}
}
private void sendMail(string mail)
{
string newPwd = Guid.NewGuid().ToString().Substring(0, 6); //随机创建一个新的密码
string userid = checkmail.GetuseridBymail(mail); //通过邮箱找到账户名称
MD5 md5 = new MD5();
if (updatePwd(userid, md5.jiamiMD5(newPwd))) //密码更新成功在发送邮件
{
try
{
MailMessage mailMsg = new MailMessage(); //MailMessage引用using System.Net.Mail;
mailMsg.From = new MailAddress("[email protected]", "小红"); //源邮件地址
mailMsg.To.Add(new MailAddress("[email protected]", "asd")); //接收人地址
mailMsg.SubjectEncoding = Encoding.GetEncoding(936); //这里非常重要，如果你的邮件标题包含中文，这里一定要指定，否则对方收到的极有可能是乱码。
mailMsg.Subject = "找回密码"; //标题
mailMsg.BodyEncoding = Encoding.GetEncoding(936); //邮件正文的编码， 设置不正确， 接收者会收到乱码
StringBuilder sb = new StringBuilder();
sb.Append("您在xxx网修改密码");
sb.Append("您的ID：" + userid);
sb.Append("密码：" + newPwd);
mailMsg.Body = sb.ToString(); //邮件正文
mailMsg.IsBodyHtml = true; //邮件正文是否是HTML格式
//指定Smtp服务地址
SmtpClient Client = new SmtpClient("smtp.163.com"); //smtp.136.com smtp.qq.com
Client.Credentials = new NetworkCredential("[email protected]", "xxxxx"); //NetworkCredential引用using System.Net; 发件人的邮箱和密码
Client.Send(mailMsg);
}
catch (Exception ex)
{
throw ex;
}
}
else
{
//不发送邮箱，因为密码更新失败！！
}
}
private bool updatePwd(string userid, string Pwd) //更新旧密码
{
if (checkmail.updatePwd(userid, Pwd))
{
return true;
}
else
{
return false;
}
}
public bool IsReusable
{
get
{
return false;
}
}
}
}