sub-domain.js
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/**
* 匹配subdomain
* @author: 杨延青<yanqing.yang@yoho.cn>
* @date: 2016/6/16
*/
'use strict';
module.exports = () => {
return (req, res, next) => {
let searchReg = /^\/product\//,
guangReg = /^\/guang/,
guangDetailReg = /.html$/;
if (req.subdomains.length) {
switch (req.subdomains[0]) {
case 'www': // 主站
case 'cdnsrcwww': // 主站的回源地址
case 'new': // 原新版
case 'shop': // 商家入驻
case 'item':// 商品详情页
break;
case 'guang': // 逛
case 'cdnsrcguang': // 逛CDN回源解析
if (guangDetailReg.test(req.path)) {
// req.url = '/guang/detail' + req.url;
/\/([\d]*).html(\?)?(.*)/.exec(req.url);
req.url = '/guang/info/index?id=' + RegExp.$1;
if (RegExp.$3) {
req.url += '&' + RegExp.$3;
}
req.query.id = RegExp.$1;
} else if (!guangReg.test(req.path)) {
req.url = '/guang' + req.url;
}
break;
case 'search': // 搜索
if (!searchReg.test(req.path)) {
if (req.path === '/api/suggest') {
req.url = '/product/api/suggest';
} else {
req.url = '/product/search/index';
}
}
break;
case 'list': // 商品列表
case 'cdnsrclist': // 商品列表CDN回源解析
if (!req.path || req.path === '/') {
req.url = '/product/list/index';
} else if (req.path === '/new') {
req.url = '/product/list/new';
}
break;
case 'sale': // 促销
case 'cdnsrcsale': // 促销CDN回源解析
if (!req.path || req.path === '/') {
req.url = '/product/sale/special/detail';
}
break;
default: // 其它(识别为品牌)
if (!req.path || req.path === '/') {
req.url = `/product/index/brand?domain=${req.subdomains[0]}`;
req.query.domain = req.subdomains[0];
} else if (req.path === '/about') {
req.url = `/product/index/about?domain=${req.subdomains[0]}`;
req.query.domain = req.subdomains[0];
}
break;
}
}
next();
};
};