ADD: 中山大学 - 数据科学与计算机学院 - 动态 (#1172)

* t-guru: added support for models & categories

* t-guru: fixed title

* added J-Bus support

* ADD: SYSU SDCS

docs/README.md

@@ -1560,6 +1560,10 @@ category 列表：
 
 </route>
 
+### 中山大学
+
+<route name="数据科学与计算机学院动态" author="MegrezZhu" example="/sysu/sdcs" path="/sysu/sdcs" />
+
 ## 传统媒体
 
 ### 央视新闻

router.js

@@ -853,6 +853,9 @@ router.get('/javbus/western/home', require('./routes/javbus/western/home'));
 router.get('/javbus/western/genre/:gid', require('./routes/javbus/western/genre'));
 router.get('/javbus/western/star/:sid', require('./routes/javbus/western/star'));
 
+// 中山大学
+router.get('/sysu/sdcs', require('./routes/universities/sysu/sdcs'));
+
 // 動畫瘋
 router.get('/anigamer/new_anime', require('./routes/anigamer/new_anime'));
 router.get('/anigamer/anime/:sn', require('./routes/anigamer/anime'));

routes/universities/sysu/sdcs.js

@@ -0,0 +1,55 @@
+const axios = require('../../../utils/axios');
+const { load } = require('cheerio');
+const { resolve } = require('url');
+
+const base = 'http://sdcs.sysu.edu.cn/';
+
+module.exports = async (ctx) => {
+    const { data } = await axios.get('http://sdcs.sysu.edu.cn/');
+    const $ = load(data);
+
+    const urls = $('.view-content li > a')
+        .map((_, ele) => $(ele).attr('href'))
+        .toArray()
+        .map((path) => path.match(/\/content\/(\d+)/)[1]) // extract article-id
+        .sort()
+        .reverse() // sort by article-id (or to say, date), latest first
+        .map((aid) => resolve(base, `/content/${aid}`));
+
+    ctx.state.data = {
+        title: '中山大学 - 数据科学与计算机学院',
+        link: 'http://sdcs.sysu.edu.cn/',
+        description: '中山大学 - 数据科学与计算机学院',
+        item: await getDetails(ctx.cache, urls),
+    };
+};
+
+const getDetails = (cache, urls) => Promise.all(urls.map((url) => cache.tryGet(url, () => getDetail(url), 24 * 60 * 60)));
+
+const timezone = 8;
+const serverOffset = new Date().getTimezoneOffset() / 60;
+const shiftTimezone = (date) => new Date(date.getTime() - 60 * 60 * 1000 * (timezone + serverOffset)).toUTCString();
+
+const getDetail = async (url) => {
+    const { data } = await axios.get(url);
+    const $ = load(data);
+
+    // transforming images
+    $('.content img').each((_, ele) => {
+        $(ele).attr('referrerpolicy', 'no-referrer');
+        $(ele).attr('src', resolve(base, $(ele).attr('src')));
+    });
+
+    return {
+        title: $('section > h1').text(),
+        description: $('.content').html(),
+        link: url,
+        pubDate: shiftTimezone(
+            new Date(
+                $('.submitted-by')
+                    .text()
+                    .match(/(\d+\/\d+\/\d+)/)[1]
+            )
+        ),
+    };
+};