rss:add uukanshu.com (#258)

* add uukansu rss

README.md

@@ -129,6 +129,8 @@ RSSHub 是一个轻量、易于扩展的 RSS 生成器，可以给任何奇奇
     -   Popular Recent Posts
 -   纽约时报
     -   新闻早报
+-   UU 看书
+    -   小说章节
 
 ## 鸣谢
 

docs/README.md

@@ -1046,3 +1046,13 @@ language，语言，可在 [Trending 页](https://github.com/trending/javascript
 路由: `/nytimes/morning_post`
 
 参数: 无
+
+## UU 看书
+
+### 小说章节
+
+举例: [https://rsshub.app/uukanshu/chapter/49621](https://rsshub.app/uukanshu/chapter/49621)
+
+路由: `/uukanshu/chapter/:id`
+
+参数: id，小说 id，可在对应小说页 URL 中找到

router.js

@@ -278,4 +278,7 @@ router.get('/yande.re/post/popular_recent/:period', require('./routes/yande.re/p
 // nytimes
 router.get('/nytimes/morning_post', require('./routes/nytimes/morning_post'));
 
+// uukanshu
+router.get('/uukanshu/chapter/:uid', require('./routes/uukanshu/chapter'));
+
 module.exports = router;

routes/uukanshu/chapter.js

@@ -0,0 +1,41 @@
+const axios = require('../../utils/axios');
+const cheerio = require('cheerio');
+const config = require('../../config');
+const iconv = require('iconv-lite');
+
+module.exports = async (ctx) => {
+    const uid = ctx.params.uid;
+
+    const response = await axios({
+        method: 'post',
+        url: `https://www.uukanshu.com/b/${uid}`,
+        headers: {
+            'User-Agent': config.ua,
+            Referer: 'https://www.uukanshu.com/b/${uid}',
+        },
+        responseType: 'arraybuffer',
+    });
+
+    const data = iconv.decode(response.data, 'gb2312');
+    const $ = cheerio.load(data);
+
+    const name = $('.jieshao_content>h1>a').text();
+    const list = $('#chapterList li a');
+    const cover_url = $('.bookImg>img').attr('src');
+    const chapter_item = [];
+    for (let i = 0; i < list.length; i++) {
+        const el = $(list[i]);
+        const item = {
+            title: el.text(),
+            link: `https://www.uukanshu.com${el.attr('href')}`,
+        };
+        chapter_item.push(item);
+    }
+    ctx.state.data = {
+        title: `UU看书 ${name}`,
+        link: `https://www.uukanshu.com/b/${uid}`,
+        description: $('.jieshao_content h3').text(),
+        image: cover_url,
+        item: chapter_item,
+    };
+};