C#中FormsAuthentication用法实例

using System;using System.Web;using System.Web.Security;namespace AuthTest{  public class Authentication  {    /// <summary>    /// 设置用户登陆成功凭据（Cookie存储）    /// </summary>    /// <param name="UserName">用户名</param>    /// <param name="PassWord">密码</param>    /// <param name="Rights">权限</param>    public static void SetCookie(string UserName,string PassWord,string Rights)    {      //      //String PassWord="test";      //      String UserData = UserName + "#" + PassWord+"#"+Rights;      if (true)      {        //数据放入ticket        FormsAuthenticationTicket ticket = new FormsAuthenticationTicket(1, UserName, DateTime.Now, DateTime.Now.AddMinutes(60), false, UserData);        //数据加密        string enyTicket = FormsAuthentication.Encrypt(ticket);        HttpCookie cookie = new HttpCookie(FormsAuthentication.FormsCookieName, enyTicket);        HttpContext.Current.Response.Cookies.Add(cookie);      }    }    /// <summary>    /// 判断用户是否登陆    /// </summary>    /// <returns>True,Fales</returns>    public static bool isLogin()    {      return HttpContext.Current.User.Identity.IsAuthenticated;    }    /// <summary>    /// 注销登陆    /// </summary>    public static void logOut()    {      FormsAuthentication.SignOut();    }    /// <summary>    /// 获取凭据中的用户名    /// </summary>    /// <returns>用户名</returns>    public static string getUserName()    {      if (isLogin())      {        string strUserData = ((FormsIdentity)(HttpContext.Current.User.Identity)).Ticket.UserData;        string[] UserData = strUserData.Split('#');        if (UserData.Length != 0)        {          return UserData[0].ToString();        }        else        {          return "";        }      }      else      {        return "";      }    }    /// <summary>    /// 获取凭据中的密码    /// </summary>    /// <returns>密码</returns>    public static string getPassWord()    {      if (isLogin())      {        string strUserData = ((FormsIdentity)(HttpContext.Current.User.Identity)).Ticket.UserData;        string[] UserData = strUserData.Split('#');        if (UserData.Length!=0)        {          return UserData[1].ToString();        }        else        {          return "";        }      }      else      {        return "";      }    }    /// <summary>    /// 获取凭据中的用户权限    /// </summary>    /// <returns>用户权限</returns>    public static string getRights()    {      if (isLogin())      {        string strUserData = ((FormsIdentity)(HttpContext.Current.User.Identity)).Ticket.UserData;        string[] UserData = strUserData.Split('#');        if (UserData.Length!=0)        {          return UserData[2].ToString();        }        else        {          return "";        }      }      else      {        return "";      }    }  }}