增加：南京航空航天大学计算机学院学术讲座 (#1254)

docs/README.md

@@ -1268,6 +1268,8 @@ GitHub 官方也提供了一些 RSS:
 
 </route>
 
+<route name="计算机科学与技术学院学术活动" author="LogicJake" example="/nuaa/cs/academic" path="/universities/nuaa/cs/academic"/>
+
 ### 哈尔滨工业大学
 
 <route name="哈尔滨工业大学教务处通知公告" author="lty96117" example="/hit/jwc" path="/universities/hit/jwc"/>

router.js

@@ -540,6 +540,7 @@ router.get('/seu/yzb/:type', require('./routes/universities/seu/yzb'));
 
 // 南京航空航天大学
 router.get('/nuaa/jwc/:type?', require('./routes/universities/nuaa/jwc/jwc'));
+router.get('/nuaa/cs/academic', require('./routes/universities/nuaa/cs/academic'));
 
 // 哈尔滨工业大学
 router.get('/hit/jwc', require('./routes/universities/hit/jwc'));

routes/universities/nuaa/cs/academic.js

@@ -0,0 +1,64 @@
+const axios = require('../../../../utils/axios');
+const cheerio = require('cheerio');
+const url = require('url');
+
+const host = 'http://cs.nuaa.edu.cn/';
+
+module.exports = async (ctx) => {
+    const link = url.resolve(host, '1975/list.htm');
+    const response = await axios.get(link);
+    const $ = cheerio.load(response.data);
+
+    const list = $('tr.section')
+        .slice(0, 10)
+        .map(function() {
+            const info = {
+                title: $(this)
+                    .find('td:nth-child(2) a')
+                    .attr('title'),
+                link: $(this)
+                    .find('td:nth-child(2) a')
+                    .attr('href'),
+                date: $(this)
+                    .find('td:nth-child(3)')
+                    .text(),
+            };
+            return info;
+        })
+        .get();
+
+    const out = await Promise.all(
+        list.map(async (info) => {
+            const title = info.title;
+            const date = info.date;
+            const itemUrl = url.resolve(host, info.link);
+
+            const cache = await ctx.cache.get(itemUrl);
+            if (cache) {
+                return Promise.resolve(JSON.parse(cache));
+            }
+
+            const response = await axios.get(itemUrl);
+            const $ = cheerio.load(response.data);
+
+            const single = {
+                title: title,
+                link: itemUrl,
+                description: $('.wp_articlecontent')
+                    .html()
+                    .replace(/src="\//g, `src="${url.resolve(host, '.')}`)
+                    .trim(),
+                pubDate: new Date(date),
+            };
+            ctx.cache.set(itemUrl, JSON.stringify(single), 24 * 60 * 60);
+            return Promise.resolve(single);
+        })
+    );
+
+    ctx.state.data = {
+        title: '南航计算机科学与技术学院学术讲座',
+        link: link,
+        description: '南航计算机科学与技术学院学术讲座RSS',
+        item: out,
+    };
+};