sitemap.js
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'use strict';
const helpers = global.yoho.helpers;
const Promise = require('bluebird');
const _ = require('lodash');
const sm = require('sitemap');
const staticUrls = require('../../../config/staticUrls');
const api = global.yoho.API;
const Service = global.yoho.ServiceAPI;
const redis = require('../../../utils/redis');
const getStaticUrls = (currentStatics) => {
let urls = [];
_.forEach(_.get(currentStatics, 'loc', []), url => {
urls.push({
url: url,
changefreq: currentStatics.changefreq,
priority: currentStatics.priority
});
});
_.forEach(currentStatics, (value) => {
_.forEach(value.loc, url => {
urls.push({
url: url,
changefreq: value.changefreq,
priority: value.priority
});
});
});
return Promise.resolve(urls);
};
// item 地图数据
const itemXmlData = () => {// eslint-disable-line
let urls = [];
return api.get('', {method: 'web.product.bdPromotion'}, {cache: 86400}).then(res => {
_.forEach(_.get(res, 'data', ''), val => {
urls.push({
url: 'https:' + helpers.urlFormat(`/product/${val.erpProductId}.html`, '', null),
changefreq: 'daily',
priority: 0.3
});
});
return urls;
});
};
// 关键词页面
const keywordsPage = (page) => {
return redis.getAsync(`global:yoho:seo:keywords:allIds:page:${page}`).then(function(res) {
let pages = [];
_.forEach(JSON.parse(res), val => {
pages.push({
url: `https://m.yohobuy.com/chanpin/${val}.html`,
changefreq: 'daily',
priority: 0.5
});
});
return pages;
}).timeout(200).catch(()=>{
return {};
});
};
// m 地图数据
const mXmlData = (page) => {// eslint-disable-line
if (page > 1) {
return keywordsPage(page);
} else {
return Promise.all([keywordsPage(page),
getStaticUrls(_.get(staticUrls, 'm')),
itemXmlData()]).then(result => {
return _.concat(result[1], result[0], result[2]);
});
}
};
// list 地图数据
const listXmlData = () => {// eslint-disable-line
return getStaticUrls(_.get(staticUrls, 'list'));
};
const getArticleUrls = () => {
let urls = [];
return Service.get('/guang/api/v2/article/getLastArticleList', {limit: 1000}, {cache: 86400}).then(res => {
_.forEach(_.get(res, 'data.artList', ''), val => {
urls.push({
url: `https:${helpers.urlFormat(`/${val.articleId}.html`, '', 'guang')}`,
changefreq: 'daily',
priority: 0.3
});
});
return urls;
});
};
// guang 地图数据
const guangXmlData = () => {// eslint-disable-line
return Promise.all([getStaticUrls(_.get(staticUrls, 'guang')), getArticleUrls()]).then(res => {
return _.union(res[0], res[1]);
});
};
// 站点地图
const siteMap = (req, res, next) => {
let siteList = ['m', 'list', 'item', 'guang'],
subdomain = req.subdomains[1] || 'm';
if (_.find(siteList, subdomain)) {
res.end('end');
return;
}
let page = req.params[0] || 1;
eval(subdomain + 'XmlData')(page).then(urls => {// eslint-disable-line
sm.createSitemap({
hostname: `https://${subdomain}.yohobuy.com`,
xmlNs: ' ',
urls: urls
}).toXML(function(err, xml) {
if (err) {
return res.status(500).end();
}
res.header('Content-Type', 'application/xml');
res.send(xml);
});
}).catch(next);
};
module.exports = {
siteMap
};