feat(route): add 豆瓣网站中关于某书的论坛页面(#13838) (#13850)

* add (#13838)

* 优化

* 添加文档

* delete no、删除评论的编号

* add index;添加了评论的编号

* add maintainer

* add radar

lib/v2/douban/maintainer.js

@@ -26,4 +26,5 @@ module.exports = {
     '/replied/:uid': ['nczitzk'],
     '/replies/:uid': ['nczitzk'],
     '/topic/:id/:sort?': ['LogicJake'],
+    '/:id/discussion': ['nightmare-mio'],
 };

lib/v2/douban/other/discussion.js

@@ -0,0 +1,58 @@
+/*
+ * @Author: nightmare-mio wanglongwei2009@qq.com
+ * @Date: 2023-11-20 23:36:12
+ * @LastEditTime: 2023-11-22 20:11:24
+ * @Description:
+ */
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const { parseDate } = require('@/utils/parse-date');
+
+module.exports = async (ctx) => {
+    const { id } = ctx.params;
+    const link = 'https://book.douban.com/subject';
+    const { data: response } = await got(`${link}/${id}/discussion/`);
+    const $ = cheerio.load(response);
+    // 列表
+    const list = $('#posts-table>tbody>tr')
+        .toArray()
+        .slice(1)
+        .map((item) => {
+            item = $(item);
+            const a = item.find('a').first();
+            return {
+                title: a.attr('title'),
+                link: a.attr('href'),
+                pubDate: parseDate(item.find('.time').text()),
+                author: item.find('a').eq(1).text(),
+            };
+        });
+    const title = $('#content>h1').text();
+
+    const items = await Promise.all(
+        list.map((item) =>
+            ctx.cache.tryGet(item.link, async () => {
+                const { data: response } = await got(item.link);
+                const $ = cheerio.load(response);
+                // 评论
+                const list = $('#comments>.comment-item').toArray();
+                const replyContent = list
+                    .map((item, index) => {
+                        const post = $(item);
+                        const content = post.find('.content>p').html();
+                        const author = post.find('.author>a').text();
+                        return `<p><div>#${index + 1}: <i>${author}</i></div><div>${content}</div></p>`;
+                    })
+                    .join('');
+                item.description = `${$('#link-report>div').eq(1).html()}<div>${replyContent}</div>`;
+                return item;
+            })
+        )
+    );
+
+    ctx.state.data = {
+        title,
+        link: `${link}/${id}/discussion`,
+        item: items,
+    };
+};

lib/v2/douban/radar.js

@@ -56,5 +56,13 @@ module.exports = {
                 target: '/jobs/intern',
             },
         ],
+        book: [
+            {
+                title: '读书论坛',
+                docs: 'https://docs.rsshub.app/routes/social-media#dou-ban',
+                source: '/:id/discussion',
+                target: '/:id/discussion',
+            },
+        ],
     },
 };

lib/v2/douban/router.js

@@ -26,4 +26,5 @@ module.exports = function (router) {
     router.get('/replied/:uid', require('./other/replied'));
     router.get('/replies/:uid', require('./other/replies'));
     router.get('/topic/:id/:sort?', require('./other/topic.js'));
+    router.get('/:id/discussion', require('./other/discussion.js'));
 };

website/docs/routes/social-media.mdx

@@ -1457,6 +1457,10 @@ Country Code
 
 </Route>
 
+### 豆瓣读书论坛 {#dou-ban-du-shu-lun-tan}
+
+<Route author="nightmare-mio" example="/douban/36328704/discussion" path="/douban/:id/discussion" paramsDesc={['书本id;默认论坛文章使用"按回应时间排序",仅第一页文章']}/>
+
 ## 饭否 {#fan-fou}
 
 :::warning