feat(route): add 抖音 (#9604)

* feat(route): add 抖音

* Update lib/v2/douyin/user.js

Co-authored-by: Tony <TonyRL@users.noreply.github.com>

* Update lib/v2/douyin/user.js

Co-authored-by: Tony <TonyRL@users.noreply.github.com>

* fix substring and add config require

Co-authored-by: Tony <TonyRL@users.noreply.github.com>

docs/social-media.md

@@ -840,6 +840,12 @@ YouTube 官方亦有提供频道 RSS，形如 <https://www.youtube.com/feeds/vid
 
 <Route author="brilon"  example="/dianping/user/35185271" path="/dianping/user/:id" :paramsDesc="['用户id，可在 URL 中找到']"/>
 
+## 抖音
+
+### 博主
+
+<Route author="Max-Tortoise" example="/douyin/user/MS4wLjABAAAARcAHmmF9mAG3JEixq_CdP72APhBlGlLVbN-1eBcPqao" path="/douyin/user/:uid" :paramsDesc="['用户的uid']"/>
+
 ## 豆瓣
 
 ### 正在上映的电影

lib/v2/douyin/maintainer.js

@@ -0,0 +1,3 @@
+module.exports = {
+    '/user/:uid': ['Max-Tortoise'],
+};

lib/v2/douyin/radar.js

@@ -0,0 +1,13 @@
+module.exports = {
+    'douyin.com': {
+        _name: '抖音',
+        '.': [
+            {
+                title: '博主',
+                docs: 'https://docs.rsshub.app/social-media.html#dou-yin',
+                source: '/user/:uid',
+                target: '/douyin/user/:uid',
+            },
+        ],
+    },
+};

lib/v2/douyin/router.js

@@ -0,0 +1,3 @@
+module.exports = function (router) {
+    router.get('/user/:uid', require('./user'));
+};

lib/v2/douyin/user.js

@@ -0,0 +1,59 @@
+const cheerio = require('cheerio');
+const config = require('@/config').value;
+
+module.exports = async (ctx) => {
+    // 获取 uid
+    const { uid } = ctx.params;
+    const url = 'https://www.douyin.com/user/' + uid;
+
+    // 访问 url
+    const response = await ctx.cache.tryGet(
+        url,
+        async () => {
+            const browser = await require('@/utils/puppeteer')();
+            const page = await browser.newPage();
+            await page.goto(url);
+            const html = await page.evaluate(() => document.documentElement.innerHTML);
+            browser.close();
+            return html;
+        },
+        config.cache.routeExpire,
+        false
+    );
+
+    // 解析 html
+    const $ = cheerio.load(response);
+
+    // 博主名称
+    const spanlist = $('h1.OKOabD2C > span');
+    const author = $(spanlist[spanlist.length - 1]).text();
+
+    // 作品列表
+    const list = $('li.ECMy_Zdt');
+
+    ctx.state.data = {
+        title: author,
+        link: url,
+        item:
+            list &&
+            list
+                .filter((index, item) => $('img', item)[0])
+                .map((index, item) => {
+                    // 封面图片
+                    const videoThumb = 'https:' + $('img', item)[0].attribs.src;
+                    // 视频链接
+                    const videoUrl = 'https:' + $('a', item)[0].attribs.href;
+                    // 视频标题
+                    let videoName = $('img', item)[0].attribs.alt;
+                    videoName = videoName.substring(videoName.search('：') + 1);
+
+                    return {
+                        title: videoName,
+                        description: `<img src="${videoThumb}">`,
+                        link: videoUrl,
+                        author,
+                    };
+                })
+                .get(),
+    };
+};