logon.aspx.cs

.net的一个很经典很普通的实例

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Reflection;
public partial class Logon : System.Web.UI.Page,ICallbackEventHandler
{
    protected void Page_Load(object sender, EventArgs e)
    {
        //从cookie中获取身份验证票信息
        string cookieName = FormsAuthentication.FormsCookieName;
        HttpCookie authCookie = Context.Request.Cookies[cookieName];
        if (authCookie == null)
        {
            ImageButton1.Attributes.Add("onclick", "logon();return false;");
            ImageButton3.Attributes.Add("onclick", "login();return false;");
        }
        else
        {
            Response.Redirect("userfavor.aspx");
        }
    }
    protected void ImageButton2_Click(object sender, ImageClickEventArgs e)
    {
        Response.Redirect("Register.aspx");
    }
    protected void RadioButton1_CheckedChanged(object sender, EventArgs e)
    {

    }
    public string result;
   
    public  string GetCallbackResult()
    {
        //为便于查看加载效果，添加延时
        System.Threading.Thread.Sleep(1000);

        string[] parts = result.Split('|');
        //搜索名为MethodName的方法
        MethodInfo method = this.GetType().GetMethod(parts[0]);

        //定义一个object数组用来保存参数
        object[] args = new object[parts.Length - 1];
        Array.Copy(parts, 1, args, 0, args.Length);

        return (string)method.Invoke(this, args);
    }

    public  void RaiseCallbackEvent(string eventArgument)
    {
        result = eventArgument;
    }
    public string confirm(string name,string psw)
    {
        DataVisit mydv = new DataVisit();
        bool n= mydv.Confirm(name,psw);
        if (n == true)
        {
            string UserRoles = mydv.GetRoles(name);//获取用户角色的字符串
            //建立身份验证票据对象
            FormsAuthenticationTicket Ticket = new FormsAuthenticationTicket(1, name, DateTime.Now, DateTime.Now.AddHours(1), false, UserRoles, "/");

            if (RadioButton4.Checked)
                Ticket.Expiration.AddHours(2);
            if (RadioButton2.Checked)
                Ticket.Expiration.AddDays(1);
            if (RadioButton1.Checked)
                Ticket.Expiration.AddMonths(1);
            if (RadioButton3.Checked)
                Ticket.Expiration.AddYears(1);
            //加密序列化验证票为字符串
            string HashTicket = FormsAuthentication.Encrypt(Ticket);
            //创建cookie
            HttpCookie UserCookie = new HttpCookie(FormsAuthentication.FormsCookieName, HashTicket);
            //输出cookie
            Context.Response.Cookies.Add(UserCookie);

            return "登录成功!";

        }
        else
            return "用户名或密码错误？";
    }

}