加密cookies

最新推荐文章于 2024-08-26 15:34:39 发布

renyanbinnet

最新推荐文章于 2024-08-26 15:34:39 发布

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CC 4.0 BY-SA版权

文章标签： cookies 加密 string null class user

本文链接：https://blog.youkuaiyun.com/renyanbinnet/article/details/1958578

本文介绍了一种用户登录验证及会话管理的方法，通过使用FormsAuthentication来加密和存储用户凭据，并详细说明了如何创建和读取包含用户ID、用户名和角色的加密cookie。

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加密cookies

EnCookies()
...{
      UserIdentity user=dal.CheckLogin(Request.Params["userName"].ToString(), Request.Params["passWord"].ToString());
        if(user!=null)
        ...{
            int saveCookiesDayNum=Convert.ToInt16(ConfigurationManager.AppSettings["saveCookiesDayNum"]);
            string cookstr;
            FormsAuthenticationTicket ft=new FormsAuthenticationTicket(1, user.UserId.ToString(), DateTime.Now, DateTime.Now.AddDays(saveCookiesDayNum), Chb.Checked, user.UserName.ToString()+","+user.UserRole.ToString());

            cookstr=FormsAuthentication.Encrypt(ft);
            HttpCookie hc=new HttpCookie(FormsAuthentication.FormsCookieName, cookstr);
            hc.Expires=ft.Expiration;
            Response.Cookies.Add(hc);
}

获取用户身份获取用户身份#region 获取用户身份
        /**//**//**//// <summary>
        ///
        /// </summary>
        /// <returns></returns>
        public static UserIdentity GetUserIdentity()
        ......{
            UserIdentity userIdentity=new UserIdentity();
            if(HttpContext.Current.Request.Cookies[FormsAuthentication.FormsCookieName]==null)
            ......{
                return null;
            }
            else
            ......{
                System.Web.Security.FormsIdentity userFormsIdentity=(System.Web.Security.FormsIdentity)HttpContext.Current.User.Identity;
                FormsAuthenticationTicket ticket=userFormsIdentity.Ticket;
                userIdentity.UserId=Convert.ToInt32(ticket.Name);
                userIdentity.UserName=ticket.UserData.Split(',')[0];
                userIdentity.UserRole=Convert.ToInt32(ticket.UserData.Split(',')[1]);
                return userIdentity;
            }
        }

    /**//**//**//// <summary>
    /// 用户身份
    /// </summary>
    public class UserIdentity
    ......{
        public UserIdentity()
        ......{
        }
        private int _userid;
        private string _username;
        private int _userrole;
        /**//**//**//// <summary>
        ///
        /// </summary>
        public int UserId
        ......{
            set
            ......{
                _userid=value;
            }
            get
            ......{
                return _userid;
            }
        }
        /**//**//**//// <summary>
        ///
        /// </summary>
        public string UserName
        ......{
            set
            ......{
                _username=value;
            }
            get
            ......{
                return _username;
            }
        }
       /**//**//**//// <summary>
       ///
       /// </summary>
        public int UserRole
        ......{
            set
            ......{
                _userrole=value;
            }
            get
            ......{
                return _userrole;
            }
        }

    }