feat: add latexstudio (#2869)

docs/other.md

@@ -185,6 +185,12 @@ pageClass: routes
 
 <Route author="Dectinc DIYgod" example="/keep/user/556b02c1ab59390afea671ea" path="/keep/user/:id" :paramsDesc="['Keep 用户 id']"/>
 
+## LaTeX 开源小屋
+
+### 首页
+
+<Route author="kt286" example="/latexstudio/home" path="/latexstudio/home"/>
+
 ## MobData
 
 ### 分析报告

lib/router.js

@@ -1631,4 +1631,7 @@ router.get('/sf/sffq-announce', require('./routes/sf/sffq-announce'));
 router.get('/queshu/sale', require('./routes/queshu/sale'));
 router.get('/queshu/book/:bookid', require('./routes/queshu/book'));
 
+// LaTeX 开源小屋
+router.get('/latexstudio/home', require('./routes/latexstudio/home'));
+
 module.exports = router;

lib/routes/latexstudio/home.js

@@ -0,0 +1,66 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const { addNoReferrer } = require('@/utils/common-utils');
+
+module.exports = async (ctx) => {
+    const res = await got({
+        method: 'get',
+        url: 'https://www.latexstudio.net/',
+    });
+    const $ = cheerio.load(res.data);
+    const list = $('div.article-latest').find('div.item');
+
+    const ProcessFeed = async (link) => {
+        const detail = await got({
+            method: 'get',
+            url: link,
+        });
+        const $ = cheerio.load(detail.data);
+        $('.tac').remove();
+        addNoReferrer($, '.article-content');
+        const author = $('.article-meta .item:last-child')
+            .text()
+            .replace('稿源：', '');
+        const description = $('.article-content').html();
+        return { description, author };
+    };
+
+    const items = await Promise.all(
+        list
+            .slice(0, 10)
+            .map(async (index, item) => {
+                const $item = $(item);
+                const originalUrl = $item
+                    .find('h2')
+                    .find('a')
+                    .attr('href')
+                    .replace('http', 'https');
+
+                const cache = await ctx.cache.get(originalUrl);
+                if (cache) {
+                    return Promise.resolve(JSON.parse(cache));
+                }
+
+                const { description, author } = await ProcessFeed(originalUrl);
+
+                const single = {
+                    title: `${$item
+                        .find('a.cat')
+                        .text()
+                        .trim()} - ${$item.find('h2', 'a').text()}`,
+                    link: originalUrl,
+                    description,
+                    author,
+                };
+                ctx.cache.set(originalUrl, JSON.stringify(single));
+                return Promise.resolve(single);
+            })
+            .get()
+    );
+
+    ctx.state.data = {
+        title: 'LaTeX 开源小屋',
+        link: 'http://www.latexstudio.net/',
+        item: items,
+    };
+};