84 lines
2.3 KiB
JavaScript
84 lines
2.3 KiB
JavaScript
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 parseContent = (htmlString) => {
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const $ = cheerio.load(htmlString);
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const info = $('.detail_main_content > h1')
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.contents()
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.filter(function () {
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return this.nodeType === 3;
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})
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.map(function () {
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return $(this).text().trim();
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})
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.get();
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const content = $('[id^="vsb_content"]');
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$('form > div > ul a').each(function () {
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$(this).appendTo(content);
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$('<br>').appendTo(content);
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});
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return {
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author: info[0] || '教务处',
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description: content.html(),
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};
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};
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module.exports = async (ctx) => {
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const subpath = ctx.params.subpath;
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const url = `http://dean.xjtu.edu.cn/${subpath.replace(/\.htm/g, '')}.htm`;
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const base = url.split('/').slice(0, -1).join('/');
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const list_response = await got(url);
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const $ = cheerio.load(list_response.data);
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const subname = $('em.ma-nav a')
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.slice(1)
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.map(function () {
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return $(this).text();
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})
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.get()
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.join(' - ');
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const list = $('.list_main_content > .list-li')
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.toArray()
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.map((item) => {
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item = $(item);
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const title = item.find('a').attr('title');
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const link = new URL(item.find('a').attr('href'), base).href;
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return {
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title,
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link,
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pubDate: timezone(parseDate(item.find('.list_time').text(), 'YYYY-MM-DD'), +8),
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};
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});
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const out = await Promise.all(
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list.map((item) =>
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ctx.cache.tryGet(item.link, async () => {
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try {
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const response = await got(item.link);
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const result = parseContent(response.data);
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item.description = result.description;
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item.author = result.author;
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} catch (err) {
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return item;
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}
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return item;
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})
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)
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);
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ctx.state.data = {
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title: `西安交大教务处 - ${subname}`,
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link: url,
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item: out.filter((item) => item !== ''),
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};
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};
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