98 lines
3.7 KiB
TypeScript
98 lines
3.7 KiB
TypeScript
import type { Route } from '@/types';
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import cache from '@/utils/cache';
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import parser from '@/utils/rss-parser';
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import { fetchBbcContent } from './utils';
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export const route: Route = {
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path: '/:site?/:channel?',
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name: 'News',
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maintainers: ['HenryQW', 'DIYgod', 'pseudoyu'],
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handler,
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example: '/bbc/world-asia',
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parameters: {
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site: '语言，简体或繁体中文',
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channel: 'channel, default to `top stories`',
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},
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categories: ['traditional-media'],
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description: `Provides a better reading experience (full text articles) over the official ones.
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Support major channels, refer to [BBC RSS feeds](https://www.bbc.co.uk/news/10628494). Eg, \`business\` for \`https://feeds.bbci.co.uk/news/business/rss.xml\`.
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- Channel contains sub-directories, such as \`https://feeds.bbci.co.uk/news/world/asia/rss.xml\`, replace \`/\` with \`-\`, \`/bbc/world-asia\`.`,
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};
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async function handler(ctx) {
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let feed, title, link;
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// 为了向下兼容，这里 site 对应的是中文网文档中的 lang，英文网文档中的 channel
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// 英文网不会用到 channel
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const { site, channel } = ctx.req.param();
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if (site) {
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switch (site.toLowerCase()) {
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case 'chinese':
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title = 'BBC News 中文网';
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feed = await (channel ? parser.parseURL(`https://www.bbc.co.uk/zhongwen/simp/${channel}/index.xml`) : parser.parseURL('https://www.bbc.co.uk/zhongwen/simp/index.xml'));
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break;
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case 'traditionalchinese':
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title = 'BBC News 中文網';
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feed = await (channel ? parser.parseURL(`https://www.bbc.co.uk/zhongwen/trad/${channel}/index.xml`) : parser.parseURL('https://www.bbc.co.uk/zhongwen/trad/index.xml'));
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link = 'https://www.bbc.com/zhongwen/trad';
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break;
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// default to bbc.com
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default:
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feed = await parser.parseURL(`https://feeds.bbci.co.uk/news/${site.split('-').join('/')}/rss.xml`);
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title = `BBC News ${site}`;
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link = `https://www.bbc.co.uk/news/${site.split('-').join('/')}`;
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break;
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}
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} else {
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feed = await parser.parseURL('https://feeds.bbci.co.uk/news/rss.xml');
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title = 'BBC News Top Stories';
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link = 'https://www.bbc.co.uk/news';
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}
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const items = await Promise.all(
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feed.items
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.filter((item) => item && item.link)
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.map((item) => {
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const link = item.link.split('?', 1)[0];
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return {
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...item,
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// https://www.bbc.co.uk/zhongwen/simp/index.xml returns trad regardless of lang parameter
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// which requires manual fixing
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link: site === 'chinese' ? item.link.replace('/trad', '/simp') : link,
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};
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})
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.map((item) =>
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cache.tryGet(item.link, async () => {
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const linkURL = new URL(item.link);
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if (linkURL.hostname === 'www.bbc.com') {
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linkURL.hostname = 'www.bbc.co.uk';
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}
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const { category, description } = await fetchBbcContent(linkURL.href, item);
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return {
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title: item.title || '',
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description: description || '',
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pubDate: item.pubDate,
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link: item.link,
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category: category ?? item.categories ?? [],
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};
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})
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)
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);
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return {
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title,
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link,
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image: 'https://www.bbc.com/favicon.ico',
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description: title,
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item: items,
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};
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}
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