feat: add changba (#2482)

docs/social-media.md

@@ -408,6 +408,12 @@ pageClass: routes
 
 <Route author="LogicJake" example="/bihu/activaties/1478342200" path="/bihu/activaties/:id" :paramsDesc="['用户 id']"/>
 
+## 唱吧
+
+### 用户
+
+<Route author="kt286" example="/changba/34108440" path="/changba/:userid" :paramsDesc="['用户ID, 可在对应页面的 URL 中找到']" supportPodcast="1"/>
+
 ## 豆瓣
 
 ### 正在上映的电影

lib/router.js

@@ -1446,4 +1446,7 @@ router.get('/csrc/fashenwei', require('./routes/csrc/fashenwei'));
 // LWN.net Alerts
 router.get('/lwn/alerts/:distributor', require('./routes/lwn/alerts'));
 
+// 唱吧
+router.get('/changba/:userid', require('./routes/changba/user'));
+
 module.exports = router;

lib/routes/changba/user.js

@@ -0,0 +1,71 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const userid = ctx.params.userid;
+    const url = `http://changba.com/u/${userid}`;
+    const response = await got({
+        method: 'get',
+        url: url,
+        headers: {
+            'User-Agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A372 Safari/604.1',
+        },
+    });
+    const data = response.data;
+    const $ = cheerio.load(data);
+    const list = $('.user-work .work-info').get();
+    const author = $('div.user-main-info > span.txt-info > a.uname').text();
+    const authorimg = $('div.user-main-info > .poster > img').attr('data-src');
+
+    const ProcessFeed = (data) => {
+        const $ = cheerio.load(data);
+        const description = $('.user-title').html() + '<br>' + $.html('audio');
+        const mp3 = $('audio').attr('src');
+        return { description, mp3 };
+    };
+
+    const items = await Promise.all(
+        list.map(async (item) => {
+            const $ = cheerio.load(item);
+            const link = $('a').attr('href');
+
+            const cache = await ctx.cache.get(link);
+            if (cache) {
+                return Promise.resolve(JSON.parse(cache));
+            }
+
+            const response = await got({
+                method: 'get',
+                url: link,
+                headers: {
+                    Referer: url,
+                    'User-Agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A372 Safari/604.1',
+                },
+            });
+
+            const result = ProcessFeed(response.data);
+
+            const single = {
+                title: $('.work-title').text(),
+                description: result.description,
+                link: link,
+                author: author,
+                itunes_item_image: authorimg,
+                enclosure_url: result.mp3,
+                enclosure_type: 'audio/mpeg',
+            };
+            ctx.cache.set(link, JSON.stringify(single));
+            return Promise.resolve(single);
+        })
+    );
+
+    ctx.state.data = {
+        title: $('title').text(),
+        link: url,
+        description: $('meta[name="description"]').attr('content') || $('title').text(),
+        item: items,
+        image: authorimg,
+        itunes_author: author,
+        itunes_category: '唱吧',
+    };
+};