使用Forms Authentication

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 "";

      }

    }

  }

}