feat: add aliyun kernel blog (#3572)

docs/blog.md

@@ -32,6 +32,12 @@ pageClass: routes
 
 <Route author="xyqfer" example="/leemeng" path="/leemeng"/>
 
+## 阿里云系统组技术博客
+
+### 首页
+
+<Route author="attenuation" example="/aliyun-kernel/index" path="/aliyun-kernel/index"/>
+
 ## 财新博客
 
 ### 用户博客

lib/router.js

@@ -2034,4 +2034,7 @@ router.get('/ikea/uk/offer', require('./routes/ikea/uk/offer'));
 // Mastodon
 router.get('/mastodon/timeline/:site/:only_media?', require('./routes/mastodon/timeline'));
 
+// Kernel Aliyun
+router.get('/aliyun-kernel/index', require('./routes/aliyun-kernel/index'));
+
 module.exports = router;

lib/routes/aliyun-kernel/index.js

@@ -0,0 +1,60 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const baseUrl = 'https://kernel.taobao.org/';
+    const response = await got({
+        method: 'get',
+        url: baseUrl,
+        headers: {
+            Referer: baseUrl,
+        },
+    });
+
+    const data = response.data;
+    const $ = cheerio.load(data);
+    const list = $('.container .post-item').get();
+
+    const ProcessFeed = (data) => {
+        const $ = cheerio.load(data);
+
+        // 提取内容
+        return $('.container .post-content').html();
+    };
+
+    const items = await Promise.all(
+        list.map(async (item) => {
+            const $ = cheerio.load(item);
+            const $a = $('.article-title > a');
+            const link = baseUrl + $a.attr('href');
+            // const publish_time = $('.date-label').text();
+
+            const cache = await ctx.cache.get(link);
+            if (cache) {
+                return Promise.resolve(JSON.parse(cache));
+            }
+
+            const response = await got({
+                method: 'get',
+                url: link,
+            });
+
+            const description = ProcessFeed(response.data);
+
+            const single = {
+                title: $a.text(),
+                description,
+                link: link,
+                // pubDate: publish_time,
+            };
+            ctx.cache.set(link, JSON.stringify(single));
+            return Promise.resolve(single);
+        })
+    );
+
+    ctx.state.data = {
+        title: 'Kernel Aliyun',
+        link: baseUrl,
+        item: items,
+    };
+};