feat: add MCBBS 论坛 (#3294)

docs/bbs.md

@@ -14,6 +14,16 @@ pageClass: routes
 
 <Route author="HenryQW" example="/dcard/funny/popular" path="/dcard/:section/:type?" :paramsDesc="['板塊名稱，URL 中獲得', '排序，popular 熱門；latest 最新，默認為 latest']"/>
 
+## MCBBS
+
+### 版块
+
+<Route author="cssxsh" example="/mcbbs/forum/news" path="/mcbbs/forum/:type" :paramsDesc="['版块名称或者版块号']"/>
+
+### 帖子
+
+<Route author="cssxsh" example="/mcbbs/post/915861/3038" path="/mcbbs/post/:tid/:authorid?" :paramsDesc="['贴子id，可在帖子 URL 找到', '用户id，此参数不为空时，只看此作者']"/>
+
 ## NGA
 
 ### 分区帖子

lib/router.js

@@ -1861,6 +1861,10 @@ router.get('/hatena/anonymous_diary/archive', require('./routes/hatena/anonymous
 // kaggle
 router.get('/kaggle/discussion/:forumId/:sort?', require('./routes/kaggle/discussion'));
 
+// mcbbs
+router.get('/mcbbs/forum/:type', require('./routes/mcbbs/forum'));
+router.get('/mcbbs/post/:tid/:authorid?', require('./routes/mcbbs/post'));
+
 // Pocket
 router.get('/pocket/trending', require('./routes/pocket/trending'));
 

lib/routes/mcbbs/forum.js

@@ -0,0 +1,58 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const utils = require('./utils');
+
+module.exports = async (ctx) => {
+    const type = ctx.params.type;
+
+    const response = await got(utils.forumUrl, {
+        method: 'get',
+        params: {
+            mod: 'forumdisplay',
+            fid: type,
+            // 最新帖子
+            filter: 'lastpost',
+            orderby: 'lastpost',
+        },
+        baseUrl: utils.host,
+    });
+    const data = response.data;
+    const $ = cheerio.load(data);
+
+    const title = $('title').text();
+    const list = $('#separatorline ~ tbody');
+    const description = $('meta[name="description"]').attr('content');
+    const item = list
+        .map((index, element) => {
+            const title = $('.s', element).text();
+            const href = $('.icn > a', element).attr('href');
+            const link = `${utils.host}/${href}`;
+            const postBy = $('.by', element);
+            const author = $('cite', postBy[0]);
+            const postDate = $('span[title]', postBy[0]);
+            const endAuthor = $('cite', postBy[1]);
+            const endDate = $('span[title]', postBy[1]);
+            const description = `${author.html()}发表于${postDate.parent().html()}，最后由${endAuthor.html()}于${endDate.parent().html()}回复。`;
+            const pubDate = new Date(`${endDate.attr('title')} GMT+0800`).toUTCString();
+            const category = $('.new > em', element).text();
+
+            const signle = {
+                title: title,
+                link: link,
+                author: author.text(),
+                description: description,
+                pubDate: pubDate,
+                category: category,
+            };
+            return signle;
+        })
+        .get();
+
+    ctx.state.data = {
+        title: title,
+        link: response.url,
+        description: description,
+        allowEmpty: true,
+        item: item,
+    };
+};

lib/routes/mcbbs/post.js

@@ -0,0 +1,56 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const utils = require('./utils');
+
+module.exports = async (ctx) => {
+    const tid = ctx.params.tid;
+    const authorid = ctx.params.authorid;
+    const response = await got(utils.forumUrl, {
+        method: 'get',
+        params: {
+            mod: 'viewthread',
+            tid: tid,
+            authorid: authorid,
+            // 倒序查看帖子
+            ordertype: 1,
+        },
+        baseUrl: utils.host,
+    });
+    const data = response.data;
+    const $ = cheerio.load(data);
+    const title = $('title').text();
+    const description = $('meta[name="description"]').attr('content');
+    // const description = $('div[id^=post_] > .t_f').html();
+    const postPan = authorid ? $('#postlist > div[id^=post_]') : $('#postlist > div[id^=post_]').nextAll();
+    const item = postPan
+        .map((index, element) => {
+            const link = utils.host + '/' + $('[id^=postnum]', element).attr('href');
+            const xw1 = $('.authi > .xw1', element);
+            const author = xw1.text();
+            const description = $('.t_f', element).html();
+            const em = $('[id^=authorposton]', element);
+            const date = em.text();
+            const span = $('span', em);
+            const postDate = span ? span.attr('title') : date;
+            const title = `${xw1.html()} ${em.html()}`;
+            const pubDate = new Date(`${postDate} GMT+0800`).toUTCString();
+
+            const signle = {
+                title: title,
+                link: link,
+                author: author,
+                description: description,
+                pubDate: pubDate,
+            };
+            return signle;
+        })
+        .get();
+
+    ctx.state.data = {
+        title: title,
+        link: response.url,
+        description: description,
+        allowEmpty: true,
+        item: item,
+    };
+};

lib/routes/mcbbs/utils.js

@@ -0,0 +1,6 @@
+const utils = {
+    host: 'https://www.mcbbs.net',
+    forumUrl: '/forum.php',
+};
+
+module.exports = utils;