CloudComputingFinalProject/App.code/Basic/HuiyuanPage.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI.WebControls;

/// <summary>
/// HuiyuanPage 会员中心通用判断是否登录
/// </summary>
/// 
namespace Basic
{
    public class HuiyuanPage : System.Web.UI.Page
    {
        public HuiyuanPage()
        {
            this.Load += new EventHandler(HuiyuanPage_Load);
        }

        private void HuiyuanPage_Load(object sender, EventArgs e)
        {
            //判断管理员是否登录
            if (!IsUserLogin())
            {
                string _weburl = Basic.Tools.WebInfo.weburl();
                Response.Write("<script>parent.location.href='" + _weburl + "/member/login.htm'</script>");
                Response.End();
            }
        }

        /// <summary>
        /// 判断会员是否登录
        /// </summary>
        public bool IsUserLogin()
        {
            //如果Session为Null
            if (System.Web.HttpContext.Current.Session[Keys.SESSION_USER_INFO] != null)
            {
                return true;
            }
            else
            {
                //检查Cookies
                string username = Basic.Tools.Utils.GetCookie("UserName", "str_key");
                string userpwd = Basic.Tools.Utils.GetCookie("UserPwd", "str_key");

                if (!string.IsNullOrEmpty(username) && !string.IsNullOrEmpty(userpwd))
                {
                    DAL.user dal = new DAL.user();
                    Model.user model = dal.GetModel(username, userpwd);
                    if (model != null)
                    {
                        System.Web.HttpContext.Current.Session[Keys.SESSION_USER_INFO] = model;
                        return true;
                    }
                }
            }
            return false;
        }

        /// <summary>
        /// 取得管理员信息
        /// </summary>
        public Model.user GetUserInfo()
        {
            if (IsUserLogin())
            {
                Model.user model = Session[Keys.SESSION_USER_INFO] as Model.user;
                if (model != null)
                {
                    return model;
                }
            }
            return null;
        }
    }
}