feat: add mit ocw route (#5939)

Co-authored-by: dwemerx <dwemerx>
Co-authored-by: Henry Wang <hi@henry.wang>

docs/en/university.md

@@ -6,6 +6,10 @@ pageClass: routes
 
 ## MIT
 
+### MIT OCW Most popular courses of the month
+
+<RouteEn author="dwemerx" example="/mit/ocw-top" path="/mit/ocw-top"/>
+
 ### MIT graduateadmissions's all blogs
 
 <RouteEn author="LogicJake" example="/mit/graduateadmissions/index/all" path="/mit/graduateadmissions/index/all"/>

docs/university.md

@@ -6,6 +6,10 @@ pageClass: routes
 
 ## MIT
 
+### MIT OCW 每月热门课程
+
+<Route author="dwemerx" example="/mit/ocw-top" path="/mit/ocw-top"/>
+
 ### MIT graduateadmissions's all blogs
 
 <Route author="LogicJake" example="/mit/graduateadmissions/index/all" path="/mit/graduateadmissions/index/all"/>

lib/router.js

@@ -1608,6 +1608,7 @@ router.get('/metred/fuli', require('./routes/metred/fuli'));
 
 // MIT
 router.get('/mit/graduateadmissions/:type/:name', require('./routes/universities/mit/graduateadmissions'));
+router.get('/mit/ocw-top', require('./routes/universities/mit/ocw-top'));
 
 // 毕马威
 router.get('/kpmg/insights', require('./routes/kpmg/insights'));

lib/routes/universities/mit/ocw-top.js

@@ -0,0 +1,39 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const link = 'https://ocw.mit.edu/courses/most-visited-courses/';
+
+    const getHTML = async () => {
+        const response = await got({
+            method: 'get',
+            url: link,
+        });
+
+        return response.data;
+    };
+
+    const html = await ctx.cache.tryGet(link, getHTML);
+    const courses = [];
+
+    const $ = cheerio.load(html);
+    $('.courseList tbody')
+        .children()
+        .each(function () {
+            const course = {
+                title: $('td', this).eq(1).text(),
+                link: `https://ocw.mit.edu${$('td a', this).eq(1).attr('href')}`,
+                description: $('td', this).eq(2).text(),
+            };
+
+            courses.push(course);
+        });
+
+    ctx.state.data = {
+        title: 'MIT OCW top courses of the month',
+        link,
+        description: 'Most visited courses based on the site traffic of the previous month',
+        language: 'en-us',
+        item: courses,
+    };
+};