Web_Faces_Prod/Face.Services/UserLoginHelper.cs

using Face.Domain.Entities;
using Face.Services.DBUtility.Common;
using Face.Services.Enums;
using Face.Services.Extensions;
using Face.Services.Tool;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web;
using System.Web.Security;

namespace Face.Services
{
    public static class UserLoginHelper
    {
        //登录缓存键前缀
        /// <summary>
        /// 登录缓存键前缀
        /// </summary>
        //static string CacheUserName { get { return typeof(TBL_UTS_Manage_UserList).Name + "_"; } }
        static string CookieName_User = (ConfigHelper.GetConfigString("DBName") + "_User").ToMD5();
        static string CookieName_Token = (ConfigHelper.GetConfigString("DBName") + "_Token").ToMD5();

        //public static Accountentity GetUserLoginBy(string keyword)
        //{

        //    //string pwd = password.ToMD5().ToMD5();
        //    using (var db = new FaceEntitiesShow())
        //    {
        //        //var account = db.TBL_UTS_Manage_UserList.SingleOrDefault(a => (a.UserName == keyword.Trim()) && a.Password == password);
        //        //var account = db.Operator.SingleOrDefault(a=>(a.name==keyword.Trim())&&a.pwd==pwd);
            
        //        var account = SqlOperationsData.LoginAccount(keyword);
        //        if (account != null)
        //        {
        //            HttpContext.Current.ViewData[CookieName_User] = account;
        //            CookieExtensions.WriteCookie(CookieName_User, keyword, 60);
        //            return account;
        //        }
        //    }
        //    return null;
        //}


        //获取当前会员登录对象
        /// <summary>
        /// 获取当前会员登录对象
        /// <para>当没登陆或者登录信息不符时，这里返回 null </para>
        /// </summary>
        /// <returns></returns>
        //public static Accountentity CurrentUser()
        //{
        //    //校验用户是否已经登录
        //    var user = HttpContext.Current.ViewData[CookieName_User] as Accountentity;
        //    if (user != null) return user;
        //    else
        //    {
        //        if (HttpContext.Current.Request.Cookies[CookieName_User] != null && HttpContext.Current.Request.Cookies[CookieName_Token] != null)
        //        {
        //            string keyword = HttpContext.Current.Request.Cookies[CookieName_User].Value;
        //            string token = HttpContext.Current.Request.Cookies[CookieName_Token].Value;
        //            string pwd = token.Substring(32);
        //            var db = new FaceEntitiesShow();
        //            var account = SqlOperationsData.LoginAccount(keyword.Trim(), pwd);
        //            if (account != null)
        //            {
        //                return account;
        //            }
        //        }
        //    }
        //    return null;
        //}

        //登出
        /// <summary>
        /// 登出
        /// </summary>
        //public static void UserLogout()
        //{
        //    if (CheckUserLogin())
        //    {
        //        //获取会员ID
        //        var id = HttpContext.Current.User.Identity.Name;
        //        FormsAuthentication.SignOut();
        //        RemoveUser(id);
        //    }
        //}

        ////移除指定会员ID的登录缓存
        ///// <summary>
        ///// 移除指定会员ID的登录缓存
        ///// </summary>
        ///// <param name="ID"></param>
        //public static void RemoveUser(string ID)
        //{
        //    //MvcCore.Extensions.CacheExtensions.ClearCache(cacheUserName + ID);

        //    HttpContext.Current.ViewData.Clear();
        //    HttpCookie hc1 = HttpContext.Current.Request.Cookies[CookieName_User];
        //    hc1.Expires = DateTime.Now.AddDays(-1);
        //    HttpContext.Current.Response.Cookies.Add(hc1);

        //    HttpCookie hc2 = HttpContext.Current.Request.Cookies[CookieName_Token];
        //    hc2.Expires = DateTime.Now.AddDays(-1);
        //    HttpContext.Current.Response.Cookies.Add(hc2);
        //}

        //判断当前访问是否有会员登录
        /// <summary>
        /// 判断当前访问是否有会员登录
        /// </summary>
        /// <returns></returns>
        public static bool CheckUserLogin()
        {

            if (HttpContext.Current.Request.Cookies[CookieName_User] != null && HttpContext.Current.Request.Cookies[CookieName_Token] != null)
            {
                string keyword = HttpContext.Current.Request.Cookies[CookieName_User].Value;
                string token = HttpContext.Current.Request.Cookies[CookieName_Token].Value;
                string pwd = token.Substring(32);
                var account = SqlSugarBase.authoriydb.Queryable<UserInfo>().Single(a => a.Uid == keyword.Trim() && a.Pwd == pwd);
                if (account != null)
                {
                    return true;
                }
            }
            return false;
        }

        ////当前在线会员数量
        ///// <summary>
        ///// 当前在线会员数量
        ///// </summary>
        //public static int UserCount
        //{
        //    get
        //    {
        //        return CacheExtensions.GetAllCache().Where(s => s.StartsWith(CacheUserName)).Count();

        //    }

        //}
    }
}