RSSHub/lib/v2/readhub/index.js

116 lines
4.0 KiB
JavaScript

const got = require('@/utils/got');
const cheerio = require('cheerio');
const timezone = require('@/utils/timezone');
const { parseDate } = require('@/utils/parse-date');
const { art } = require('@/utils/render');
const path = require('path');
const dayjs = require('dayjs');
module.exports = async (ctx) => {
const { category } = ctx.params;
const limit = ctx.query.limit ? parseInt(ctx.query.limit, 10) : 20;
const domain = 'readhub.cn';
const rootUrl = `https://${domain}`;
const apiRootUrl = `https://api.${domain}`;
const currentUrl = new URL(category ?? '', rootUrl).href;
const isCategory = !category || category === 'daily';
const formatDate = (date, format) => dayjs(date).format(format);
const toTopicUrl = (id) => new URL(`topic/${id}`, rootUrl).href;
art.defaults.imports = {
...art.defaults.imports,
...{
formatDate,
toTopicUrl,
},
};
const { data: currentResponse } = await got(currentUrl);
const buildId = currentResponse.match(/"buildId":"(\w+)"/)[1];
const apiUrl = new URL(category ? (category === 'daily' ? `_next/data/${buildId}/daily.json` : 'news/list') : 'topic/list', category === 'daily' ? rootUrl : apiRootUrl).href;
const { data: response } = await got(apiUrl, {
searchParams: {
...(isCategory
? {}
: {
type: currentResponse.match(/"query":\{"type":"(\d+)"\}/)[1],
}),
...{
page: 1,
size: limit,
},
},
});
let items = (response.data?.items ?? response.pageProps.daily).slice(0, limit).map((item) => ({
title: item.title,
link: item.url ?? new URL(`topic/${item.uid}`, rootUrl).href,
description: art(path.join(__dirname, 'templates/description.art'), {
description: item.summary,
news: item.newsAggList,
timeline: item.timeline,
}),
author: item.siteNameDisplay,
category: item.tagList?.map((c) => c.name) ?? [],
guid: isCategory ? item.uid : `readhub-${item.guid}`,
pubDate: timezone(parseDate(item.publishDate), +8),
}));
if (isCategory) {
items = await Promise.all(
items.map((item) =>
ctx.cache.tryGet(`readhub-${item.guid}`, async () => {
const { data: detailResponse } = await got(new URL(`_next/data/${buildId}/topic/${item.guid}.json`, rootUrl).href);
const data = detailResponse.pageProps.topic;
item.title = data.title;
item.link = data.url ?? new URL(`topic/${data.uid}`, rootUrl).href;
item.description = art(path.join(__dirname, 'templates/description.art'), {
description: data.summary,
news: data.newsAggList,
timeline: data.timeline,
});
item.author = data.entityList.map((a) => a.name).join('/');
item.category = data.tagList.map((c) => c.name);
item.guid = `readhub-${data.uid}`;
item.pubDate = timezone(parseDate(data.publishDate), +8);
return item;
})
)
);
}
const $ = cheerio.load(currentResponse);
const author = $('meta[property="og:site_name"]').prop('content');
const subtitle = $(
$('nav div a')
.toArray()
.filter((a) => /style_active.*/.test($(a).prop('class')))
.pop()
).text();
const icon = new URL($('link[rel="apple-touch-icon"]').prop('href'), rootUrl).href;
ctx.state.data = {
item: items,
title: `${author} - ${subtitle}`,
link: currentUrl,
description: $('meta[property="og:description"]').prop('content'),
language: $('html').prop('lang'),
image: $('meta[property="og:image"]').prop('content'),
icon,
logo: icon,
subtitle,
author,
allowEmpty: true,
};
};