user.js 2.63 KB
'use strict';

const _ = require('lodash');
const cookie = global.yoho.cookie;
const authcode = require('../../utils/authcode');

module.exports = () => {
    return (req, res, next) => {
        // 从 SESSION 中获取到当前登录用户的 UID
        if (req.session && _.isNumber(req.session.LOGIN_UID)) {
            // 调用接口传参时切勿使用toString获得字符串
            req.user.uid = {
                toString: () => {
                    return req.session.LOGIN_UID;
                },
                sessionKey: req.session.SESSION_KEY
            };
            let userData = _.get(req.session, 'USER', {});

            _.merge(req.user, userData);
        }

        // session 没有读取到的时候,从 cookie 读取 UID
        if (!req.user.uid && req.cookies._UID) {
            let sessionKey = req.cookies._SESSION_KEY && authcode(req.cookies._SESSION_KEY, '_SESSION_KEY', 2592000000);

            // 调用接口传参时切勿使用toString获得字符串
            req.user.uid = {
                toString: () => {
                    return cookie.getUid(req);
                },
                sessionKey
            };
        }

        if (!req.user.uid && req.cookies.app_uid && req.cookies.app_session_key) {
            // 调用接口传参时切勿使用toString获得字符串
            req.user.uid = {
                toString: () => {
                    return req.cookies.app_uid;
                },
                sessionKey: req.cookies.app_session_key,
                appVersion: req.cookies.app_version || void 0,
                appSessionType: req.cookies.app_client_type || void 0
            };
        }

        if (!req.user.uid &&
            (req.query.uid || req.cookies.app_uid) &&
            (req.query.client_type || req.cookies.app_client_type) &&
            (req.query.app_version || req.cookies.app_version)) {
            let uid = req.query.uid || req.cookies.app_uid;

            req.query.uid = {
                toString: () => {
                    return uid;
                },
                appVersion: req.query.app_version || req.cookies.app_version || void 0,
                appSessionType: req.query.client_type || req.cookies.app_client_type || void 0
            };
            res.cookie('app_uid', req.query.uid.toString(), {
                domain: 'm.yohobuy.com'
            });
            res.cookie('app_client_type', req.query.uid.appSessionType, {
                domain: 'm.yohobuy.com'
            });
            res.cookie('app_version', req.query.uid.appVersion, {
                domain: 'm.yohobuy.com'
            });
        }

        next();
    };
};