60 lines
1.7 KiB
JavaScript
Executable File
60 lines
1.7 KiB
JavaScript
Executable File
const got = require('@/utils/got');
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const cheerio = require('cheerio');
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const { parseDate } = require('@/utils/parse-date');
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const timezone = require('@/utils/timezone');
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const BASE_URL = 'http://www.sme.buaa.edu.cn';
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module.exports = async (ctx) => {
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const { path = 'tzgg' } = ctx.params;
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const url = `${BASE_URL}/${path}.htm`;
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const { title, list } = await getList(url);
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ctx.state.data = {
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// 源标题
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title,
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// 源链接
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link: url,
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// 源文章
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item: await getItems(ctx, list),
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};
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};
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async function getList(url) {
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const { data } = await got(url);
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const $ = cheerio.load(data);
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const title = $('.nytit .fr a')
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.toArray()
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.slice(1)
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.map((item) => $(item).text().trim())
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.join(' - ');
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const list = $("div[class='Newslist'] > ul > li")
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.toArray()
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.map((item) => {
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item = $(item);
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const $a = item.find('a');
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const link = $a.attr('href');
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return {
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title: item.find('a').text(),
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link: link.startsWith('http') ? link : `${BASE_URL}/${link}`, // 有些链接是相对路径
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pubDate: timezone(parseDate(item.find('span').text()), +8),
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};
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});
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return {
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title,
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list,
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};
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}
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function getItems(ctx, list) {
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return Promise.all(
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list.map((item) =>
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ctx.cache.tryGet(item.link, async () => {
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const { data: descrptionResponse } = await got(item.link);
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const $descrption = cheerio.load(descrptionResponse);
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item.description = $descrption('div[class="v_news_content"]').html();
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return item;
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})
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)
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);
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}
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