99 lines
3.1 KiB
TypeScript
99 lines
3.1 KiB
TypeScript
import { Route } from '@/types';
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import cache from '@/utils/cache';
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import got from '@/utils/got';
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import { load } from 'cheerio';
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import iconv from 'iconv-lite';
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import timezone from '@/utils/timezone';
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import { parseDate } from '@/utils/parse-date';
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export const route: Route = {
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path: '/blog/:type?/:time?/:sort?',
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categories: ['new-media'],
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example: '/sciencenet/blog',
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parameters: { type: '类型，见下表，默认为推荐', time: '时间，见下表，默认为所有时间', sort: '排序，见下表，默认为按发表时间排序' },
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features: {
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requireConfig: false,
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requirePuppeteer: false,
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antiCrawler: false,
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supportBT: false,
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supportPodcast: false,
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supportScihub: false,
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},
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name: '精选博客',
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maintainers: ['nczitzk'],
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handler,
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description: `类型
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| 精选 | 最新 | 热门 |
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| --------- | ---- | ---- |
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| recommend | new | hot |
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时间
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| 36 小时内精选博文 | 一周内精选博文 | 一月内精选博文 | 半年内精选博文 | 所有时间精选博文 |
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| ----------------- | -------------- | -------------- | -------------- | ---------------- |
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| 1 | 2 | 3 | 4 | 5 |
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排序
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| 按发表时间排序 | 按评论数排序 | 按点击数排序 |
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| -------------- | ------------ | ------------ |
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| 1 | 2 | 3 |`,
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};
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async function handler(ctx) {
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const type = ctx.req.param('type') ?? 'recommend';
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const time = ctx.req.param('time') ?? '5';
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const sort = ctx.req.param('sort') ?? '1';
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const rootUrl = 'http://blog.sciencenet.cn';
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const currentUrl = `${rootUrl}/blog.php?mod=${type}&type=list&op=${time}&ord=${sort}`;
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const response = await got({
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method: 'get',
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url: currentUrl,
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responseType: 'buffer',
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});
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const $ = load(iconv.decode(response.data, 'gbk'));
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let items = $('tr td a[title]')
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.slice(0, ctx.req.query('limit') ? Number.parseInt(ctx.req.query('limit')) : 50)
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.toArray()
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.map((item) => {
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item = $(item);
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return {
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title: item.text(),
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link: `${rootUrl}/${item.attr('href')}`,
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pubDate: new Date(item.next().text()).toUTCString(),
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};
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});
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items = await Promise.all(
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items.map((item) =>
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cache.tryGet(item.link, async () => {
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const detailResponse = await got({
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method: 'get',
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url: item.link,
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responseType: 'buffer',
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});
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const content = load(iconv.decode(detailResponse.data, 'gbk'));
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item.author = content('.xs2').text();
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item.description = content('#blog_article').html();
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item.pubDate = timezone(parseDate(content('.xg1').eq(5).text()), +8);
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return item;
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})
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)
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);
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return {
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title: '科学网 - 精选博文',
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link: currentUrl,
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item: items,
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};
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}
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