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RSSHub/lib/v2/juejin/utils.js
CancerGary 950bfa61ed feat(route): add juejin news (#7969)
* feat(route): add juejin news

* feat(route): add juejin news

* fix(route): juejin news pubDate

* fix: fix utility

* refactor: migrate to v2

* fix: typo

Co-authored-by: TonyRL <TonyRL@users.noreply.github.com>
2022-05-20 01:55:18 +08:00

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const got = require('@/utils/got');
const cheerio = require('cheerio');
const { parseDate } = require('@/utils/parse-date');
const md = require('markdown-it')({
html: true,
});
// 加载文章页
async function load(id) {
const response = await got({
method: 'post',
url: 'https://api.juejin.cn/content_api/v1/article/detail',
json: {
article_id: id,
},
});
let description;
if (response.data.data) {
description = md.render(response.data.data.article_info.mark_content) || response.data.data.article_info.content;
}
return { description };
}
const loadNews = async (link) => {
const response = await got(link);
const $ = cheerio.load(response.data);
$('h1.title, .main-box .message').remove();
return { description: $('.main-box .article').html() };
};
const ProcessFeed = (list, caches) =>
Promise.all(
list.map(async (item) => {
const isArticle = !!item.article_info;
const pubDate = parseDate((isArticle ? item.article_info.ctime : item.content_info.ctime) * 1000);
const link = `https://juejin.cn${isArticle ? '/post/' + item.article_id : '/news/' + item.content_id}`;
// 列表上提取到的信息
const single = {
title: isArticle ? item.article_info.title : item.content_info.title,
description: ((isArticle ? item.article_info.brief_content : item.content_info.brief) || '无描述').replace(/[\x00-\x08\x0b-\x0c\x0e-\x1f\x7f]/g, ''),
pubDate,
author: item.author_user_info.user_name,
link,
};
// 使用tryGet方法从缓存获取内容。
// 当缓存中无法获取到链接内容的时候则使用load方法加载文章内容。
const other = await caches.tryGet(link, () => (isArticle ? load(item.article_id) : loadNews(link)));
// 合并解析后的结果集作为该篇文章最终的输出结果
return { ...single, ...other };
})
);
module.exports = {
ProcessFeed,
};