feat: add wsj opinion (#6057)

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oppilate 2020-10-30 16:24:33 +00:00 committed by GitHub
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@ -209,6 +209,16 @@ Provides a better reading experience (full text articles) over the official one.
</RouteEn>
## The Wall Street Journal (WSJ)
### News
<Route author="oppilate" example="/wsj/en-us/opinion" path="/wsj/:lang/:category" :paramsDesc="['Language, `en-us` only for now', 'Category, see [RSS feeds in WSJ.com](https://www.wsj.com/news/rss-news-and-feeds)']">
Provide full article RSS for WSJ topics.
</Route>
## Yahoo
### News

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@ -185,6 +185,16 @@ Solidot 提供的 feed:
</Route>
## The Wall Street Journal (WSJ)
### 新闻
<Route author="oppilate" example="/wsj/en-us/opinion" path="/wsj/:lang/:category" :paramsDesc="['语言,暂时仅限 `en-us`', '分类,见[WSJ 官网 RSS 分类](https://www.wsj.com/news/rss-news-and-feeds)']">
通过提取文章全文,以提供比官方源更佳的阅读体验。
</Route>
## UDN
### 轉角國際

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@ -3428,4 +3428,7 @@ router.get('/liquipedia/dota2/matches/:id', require('./routes/liquipedia/dota2_m
// 哈尔滨市科技局
router.get('/gov/harbin/kjj', require('./routes/gov/harbin/kjj'));
// WSJ
router.get('/wsj/:lang/:category', require('./routes/wsj/index'));
module.exports = router;

130
lib/routes/wsj/index.js Normal file
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@ -0,0 +1,130 @@
const parser = require('@/utils/rss-parser');
const cheerio = require('cheerio');
const got = require('@/utils/got');
const categoryToXMLFileName = {
opinion: 'RSSOpinion.xml',
world_news: 'RSSWorldNews.xml',
us_bussiness: 'WSJcomUSBusiness.xml',
market_news: 'RSSMarketsMain.xml',
technology: 'RSSWSJD.xml',
lifestyle: 'RSSLifestyle.xml',
};
const categoryToName = {
opinion: 'Opinion',
world_news: 'World News',
us_bussiness: 'U.S. Business',
market_news: 'Markets News',
technology: "Technology: What's News",
lifestyle: 'Lifestyle',
};
module.exports = async (ctx) => {
const language = ctx.params.lang;
const category = ctx.params.category;
let rssUrl;
if (language === 'en-us') {
rssUrl = `https://feeds.a.dj.com/rss/${categoryToXMLFileName[category]}`;
} else {
// Doesn't support other languages (e.g. zh-cn, zh-tw, ja) for now
return;
}
const feed = await parser.parseURL(rssUrl);
const chromeMobileUserAgent = 'Mozilla/5.0 (Linux; Android 7.0; SM-G892A Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/67.0.3396.87 Mobile Safari/537.36';
const items = await Promise.all(
feed.items.map(
async (item) =>
await ctx.cache.tryGet(item.link, async () => {
// Fetch the AMP version
const url = item.link.replace(/^https:\/\/www\.wsj\.com/, 'https://www.wsj.com/amp');
const response = await got({
url,
method: 'get',
headers: {
'User-Agent': chromeMobileUserAgent,
},
});
const html = response.body;
const $ = cheerio.load(html);
const content = $('.articleBody > div[amp-access="access"]');
// Cover
const cover = $('.articleLead > div.is-lead-inset > div.header > .img-header > div.image-container > amp-img > img');
if (cover.length > 0) {
$(`<img src=${cover[0].attribs.content}>`).insertBefore(content[0].childNodes[0]);
$(cover).remove();
}
// Summary
const summary = $('head > meta[name="description"]').attr('content');
// Metadata (categories & updatedAt)
const updatedAt = $('meta[itemprop="dateModified"]').attr('content');
const publishedAt = $('meta[itemprop="datePublished"]').attr('content');
const categories = $('meta[name="keywords"]')
.attr('content')
.split(',')
.map((c) => c.trim());
// Images
content.find('amp-img').each((i, e) => {
const img = $(`<img width="${e.attribs.width}" height="${e.attribs.height}" src="${e.attribs.src}" alt="${e.attribs.alt}">`);
// Caption follows, no need to handle caption
$(img).insertBefore(e);
$(e).remove();
});
// iframes (youtube videos and interactive elements)
content.find('amp-iframe').each((i, e) => {
const iframe = $(`<iframe width="${e.attribs.width}" height="${e.attribs.height}" src="${e.attribs.src}">`);
$(iframe).insertBefore(e);
$(e).remove();
});
// Remove unwanted DOMs
const unwanted_element_selectors = ['amp-ad', '.wsj-ad'];
unwanted_element_selectors.forEach((selector) => {
content.find(selector).each((i, e) => {
$(e).remove();
});
});
// Paywall
content.find('.paywall').each((i, e) => {
// Caption follows, no need to handle caption
$(e.childNodes).insertBefore(e);
$(e).remove();
});
return {
title: item.title,
id: item.guid,
pubDate: new Date(publishedAt).toUTCString(),
updated: new Date(updatedAt).toUTCString(),
author: item.creator,
link: item.link,
summary: summary,
description: content.html(),
category: categories,
icon: 'https://s.wsj.net/media/wsj_launcher-icon-4x.png',
logo: 'https://vir.wsj.net/fp/assets/webpack4/img/wsj-logo-big-black.165e51cc.svg',
};
})
)
);
ctx.state.data = {
title: categoryToName[category],
link: feed.link,
description: feed.description,
item: items,
language: feed.language,
icon: 'https://s.wsj.net/media/wsj_launcher-icon-4x.png',
logo: 'https://vir.wsj.net/fp/assets/webpack4/img/wsj-logo-big-black.165e51cc.svg',
};
};