feat: add SJTU教务处通知 (#2860)

lib/routes/universities/sjtu/jwc.js

@@ -0,0 +1,119 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const url = require('url');
+const iconv = require('iconv-lite');
+
+const urlRoot = 'http://www.jwc.sjtu.edu.cn/web/sjtu/';
+
+const transcode = (buffer) => {
+    const data = iconv.decode(buffer, 'gb2312');
+    return cheerio.load(data);
+};
+
+async function getFullArticle(link) {
+    try {
+        const response = await got({
+            method: 'get',
+            url: link,
+            responseType: 'buffer',
+        });
+        const fullArtData = transcode(response.data);
+        const fullArt = fullArtData('.main_r_co_fo').html();
+        return fullArt;
+    } catch (error) {
+        return '<h1> 这条消息被 -1s 了 </h1>';
+    }
+}
+
+module.exports = async (ctx) => {
+    const type = ctx.params.type || 'students';
+    const config = {
+        students: {
+            link: '198076.htm',
+            section: '面向学生的通知',
+        },
+        news: {
+            link: '198005.htm',
+            section: '新闻中心',
+        },
+        notice: {
+            link: '198392.htm',
+            section: '通知通告',
+        },
+        operation: {
+            link: '198042.htm',
+            section: '教学运行',
+        },
+        affairs: {
+            link: '198043.htm',
+            section: '注册学务',
+        },
+        yjb: {
+            link: '198044.htm',
+            section: '研究办',
+        },
+        jgb: {
+            link: '198046.htm',
+            section: '教改办',
+        },
+        zhb: {
+            link: '198047.htm',
+            section: '综合办',
+        },
+        party: {
+            link: '198097.htm',
+            section: '工会与支部',
+        },
+    };
+
+    const sectionLink = url.resolve(urlRoot, config[type].link);
+
+    const response = await got({
+        method: 'get',
+        url: sectionLink,
+        responseType: 'buffer',
+    });
+
+    const $ = transcode(response.data);
+
+    const out = await Promise.all(
+        $('.main_r_xuxian')
+            .find('tr')
+            .slice(0, 10)
+            .map(async (i, e) => {
+                const title = $(e)
+                    .find('a')
+                    .text()
+                    .replace(/[\r\n]/g, ' ');
+                const relativeLink = $(e)
+                    .find('a')
+                    .attr('href');
+                const link = url.resolve(sectionLink, relativeLink);
+                const date = new Date(
+                    $(e)
+                        .children('td')
+                        .eq(-1)
+                        .text()
+                        .match(/\d{4}-\d{2}-\d{2}/)[0]
+                );
+                const timeZone = 8;
+                const serverOffset = date.getTimezoneOffset() / 60;
+                const pubDate = new Date(date.getTime() - 60 * 60 * 1000 * (timeZone + serverOffset)).toUTCString();
+                const description = await ctx.cache.tryGet(link, async () => await getFullArticle(link));
+                const single = {
+                    title,
+                    link,
+                    pubDate,
+                    description,
+                };
+                return Promise.resolve(single);
+            })
+            .get()
+    );
+
+    ctx.state.data = {
+        title: '上海交通大学教务处 ' + config[type].section,
+        link: sectionLink,
+        item: out,
+    };
+};