コード例 #1
0
        public ActionResult CallBackRedirect()
        {
            //网络授权有有效期,最好用redis缓存
            //获取用户网络授权
            string code  = Request["code"].TryToString();
            string state = Request["state"].TryToString();

            ClassLoger.Info("WeixinRedirectController.CallBackRedirect", state, code);
            string access_token = string.Empty;
            string openid       = string.Empty;

            if (RedisBase.ContainsKey(code))
            {
                Access_tokenResult accResult = RedisBase.Item_Get <Access_tokenResult>(code);
                access_token = accResult.access_token;
                openid       = accResult.openid;
            }
            else
            {
                Access_tokenResult accResult = WeChatAccessTokenAPI.GetWeChatServiceAccess_token(code);
                RedisBase.Item_Set(code, accResult);
                RedisBase.ExpireEntryAt(code, DateTime.Now.AddSeconds(accResult.expires_in));
                access_token = accResult.access_token;
                openid       = accResult.openid;
            }

            //获取用户信息
            WeChatUserInfo userinfo = null;
            string         userkey  = getWeChatUserKey(access_token, openid);

            if (RedisBase.ContainsKey(userkey))
            {
                userinfo = RedisBase.Item_Get <WeChatUserInfo>(userkey);
            }
            else
            {
                userinfo = WeChatUserInfoAPI.GetWeChatUserInfo(access_token, openid);
                if (userinfo != null)
                {
                    RedisBase.Item_Set(userkey, userinfo);
                    RedisBase.ExpireEntryAt(userkey, DateTime.Now.AddDays(2));
                }
            }
            UserInfo _user = userbll.GetUserInfoByOpenID(userinfo.unionid);

            if (_user == null)
            {
                _user            = new UserInfo();
                _user.Openid     = userinfo.unionid;
                _user.CreateTime = DateTime.Now;
                _user.Headimgurl = userinfo.headimgurl;
                _user.Nickname   = userinfo.nickname;
                _user.Sex        = (SexEnum)userinfo.sex;
                _user.Name       = userinfo.nickname;
                _user.city       = userinfo.city;
                _user.province   = userinfo.province;
                userbll.UpdateUserinfo(_user);
            }
            ClassLoger.Info("CallBackRedirect", userkey);
            RedisSession <UserInfo> redissession = new Models.RedisSession <UserInfo>(HttpContext, true, 120);

            redissession["UserCode"] = _user;
            switch (state)
            {
            //普通用户个人中心
            case "UserCore":
                return(RedirectToAction("Index", "UserCore"));

            case "AdminCore":
            //return RedirectToAction("Index", "AdminCore");
            default:
                string url = HttpUtils.Ins.UrlDecode(state);
                if (RedisBase.ContainsKey(state))
                {
                    url = RedisBase.Item_Get <string>(state);
                }
                return(Redirect(url));
            }
        }