feat(route): add IT之家专题 (#8312)

docs/new-media.md

@@ -520,6 +520,14 @@ Tag
 
 </Route>
 
+### 专题
+
+<Route author="nczitzk" example="/ithome/zt/xijiayi" path="/ithome/zt/:id" :paramsDesc="['专题 id']" radar="1" rssbud="1">
+
+所有专题请见[此处](https://www.ithome.com/zt)
+
+</Route>
+
 ## IT 桔子
 
 ### 投融资事件

lib/v2/ithome/maintainer.js

@@ -0,0 +1,3 @@
+module.exports = {
+    '/zt/:id': ['nczitzk'],
+};

lib/v2/ithome/radar.js

@@ -0,0 +1,13 @@
+module.exports = {
+    'ithome.com': {
+        _name: 'IT之家',
+        '.': [
+            {
+                title: '专题',
+                docs: 'https://docs.rsshub.app/new-media.html#it-zhi-jia-zhuan-ti',
+                source: ['/zt/:id'],
+                target: '/ithome/zt/:id',
+            },
+        ],
+    },
+};

lib/v2/ithome/router.js

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

lib/v2/ithome/zt.js

@@ -0,0 +1,54 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const timezone = require('@/utils/timezone');
+const { parseDate } = require('@/utils/parse-date');
+
+module.exports = async (ctx) => {
+    const id = ctx.params.id;
+
+    const rootUrl = 'https://www.ithome.com';
+    const currentUrl = `${rootUrl}/zt/${id}`;
+
+    const response = await got({
+        method: 'get',
+        url: currentUrl,
+    });
+
+    const $ = cheerio.load(response.data);
+
+    const list = $('.newsbody a')
+        .map((_, item) => {
+            item = $(item);
+
+            return {
+                title: item.text(),
+                link: item.attr('href'),
+            };
+        })
+        .get();
+
+    const items = await Promise.all(
+        list.map((item) =>
+            ctx.cache.tryGet(item.link, async () => {
+                const detailResponse = await got({
+                    method: 'get',
+                    url: item.link,
+                });
+
+                const content = cheerio.load(detailResponse.data);
+
+                item.description = content('.post_content').html();
+                item.author = content('#author_baidu').text().replace('作者：', '');
+                item.pubDate = timezone(parseDate(content('#pubtime_baidu').text()), +8);
+
+                return item;
+            })
+        )
+    );
+
+    ctx.state.data = {
+        title: `${$('title').text()} - IT之家`,
+        link: currentUrl,
+        item: items,
+    };
+};