From c93e63559a6ca05e93845c74c0ff7944591fab21 Mon Sep 17 00:00:00 2001
From: drgnchan <40224023+drgnchan@users.noreply.github.com>
Date: Mon, 8 May 2023 02:35:44 +0800
Subject: [PATCH] =?UTF-8?q?feat(route):=20=E6=96=B0=E5=A2=9E=E7=BD=91?=
 =?UTF-8?q?=E4=BF=A1=E5=8A=9E=E8=AE=A2=E9=98=85=20(#12444)?=
MIME-Version: 1.0
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* feat(route): 新增网信办订阅

* refactor: 时区设置

* polish

* polish

* refactor: cache path map
---
 docs/government.md       | 17 +++++++++++
 lib/v2/gov/cac/index.js  | 64 ++++++++++++++++++++++++++++++++++++++++
 lib/v2/gov/maintainer.js |  1 +
 lib/v2/gov/radar.js      | 11 +++++++
 lib/v2/gov/router.js     |  1 +
 5 files changed, 94 insertions(+)
 create mode 100644 lib/v2/gov/cac/index.js

diff --git a/docs/government.md b/docs/government.md
index 08ebe3ae6..ad419b470 100644
--- a/docs/government.md
+++ b/docs/government.md
@@ -1634,3 +1634,20 @@ pageClass: routes
 :::
 
 </Route>
+
+## 中央网信办
+
+### 分类
+
+<Route author="drgnchan" example="/gov/cac/xxh" path="/gov/cac/:path+" :paramsDesc="['路径，比如xxh表示信息化']" radar='1'>
+
+::: tip 提示
+
+路径填写对应页面 URL 中间部分。例如：
+
+首页 > 权威发布 > 办公室发布： <http://www.cac.gov.cn/qwfb/bgsfb/A090302index_1.htm>
+此时，path 参数为：/qwfb/bgsfb
+
+:::
+
+</Route>
diff --git a/lib/v2/gov/cac/index.js b/lib/v2/gov/cac/index.js
new file mode 100644
index 000000000..e7cbc1ffd
--- /dev/null
+++ b/lib/v2/gov/cac/index.js
@@ -0,0 +1,64 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const { parseDate } = require('@/utils/parse-date');
+const timezone = require('@/utils/timezone');
+const config = require('@/config').value;
+
+module.exports = async (ctx) => {
+    const path = ctx.params[0];
+    const host = 'http://www.cac.gov.cn';
+    const homepage = `${host}/index.htm`;
+    // 在首页查找出所有的目录完整路径，比如http://www.cac.gov.cn/xxh/A0906index_1.htm
+    // xxh --> {"path": "/xxh", "completeUrl": "http://www.cac.gov.cn/xxh/A0906index_1.htm"}
+    const pathList = await ctx.cache.tryGet(
+        'gov:cac:pathList',
+        async () => {
+            const { data: homepageResponse } = await got(homepage);
+            const $ = cheerio.load(homepageResponse);
+            return $('a')
+                .toArray()
+                .map((item) => {
+                    const href = $(item).attr('href');
+                    if (href && href.startsWith('http://www.cac.gov.cn/')) {
+                        const matchArray = href.match(/http:\/\/www\.cac\.gov\.cn(.*?)\/(A.*?\.htm)/);
+                        if (matchArray && matchArray.length > 2) {
+                            const path = matchArray[1];
+                            const htmlName = matchArray[2];
+                            return {
+                                path,
+                                completeUrl: `${host}${path}/${htmlName}`,
+                            };
+                        }
+                    }
+                    return null;
+                })
+                .filter((item) => item);
+        },
+        config.cache.routeExpire,
+        false,
+    );
+
+    const completeUrl = pathList.find((item) => item && item.path === path).completeUrl;
+    const { data: channelResponse } = await got(completeUrl);
+    const $1 = cheerio.load(channelResponse);
+    const items = $1('li.clearfix')
+        .toArray()
+        .map((item) => {
+            const c = $1(item);
+            const a = c.find('a');
+            const articleHref = a.attr('href');
+            const title = a.text();
+            const date = parseDate(c.find('span.times').text());
+            return {
+                link: articleHref,
+                pubDate: timezone(date),
+                title,
+                description: title,
+            };
+        });
+    ctx.state.data = {
+        title: $1('head title').text(),
+        link: completeUrl,
+        item: items,
+    };
+};
diff --git a/lib/v2/gov/maintainer.js b/lib/v2/gov/maintainer.js
index 7430e6c34..95610711b 100644
--- a/lib/v2/gov/maintainer.js
+++ b/lib/v2/gov/maintainer.js
@@ -1,5 +1,6 @@
 module.exports = {
     // ministry
+    '/cac/:path+': ['drgnchan'],
     '/ccdi/:path+': ['bigfei'],
     '/cmse/xwzx/zhxw': ['nczitzk'],
     '/cmse/xwzx/yzjz': ['nczitzk'],
diff --git a/lib/v2/gov/radar.js b/lib/v2/gov/radar.js
index d1355eee1..535cd8dbc 100644
--- a/lib/v2/gov/radar.js
+++ b/lib/v2/gov/radar.js
@@ -308,6 +308,17 @@ module.exports = {
             },
         ],
     },
+    'cac.gov.cn': {
+        _name: '中央网信办',
+        '.': [
+            {
+                title: '分类',
+                docs: 'https://docs.rsshub.app/government.html#zhong-yang-wang-xin-ban',
+                source: ['/*'],
+                target: (params, url) => `/gov/cac/${new URL(url).href.match(/cac\.gov\.cn(.*?)\/(A.*?\.htm)/)[1]}`,
+            },
+        ],
+    },
     'ccdi.gov.cn': {
         _name: '中央纪委国家监委',
         www: [
diff --git a/lib/v2/gov/router.js b/lib/v2/gov/router.js
index 94140dbe0..a82b03e22 100644
--- a/lib/v2/gov/router.js
+++ b/lib/v2/gov/router.js
@@ -1,5 +1,6 @@
 module.exports = function (router) {
     // ministry
+    router.get(/cac(\/[\w/-]+)?/, require('./cac/index'));
     router.get(/ccdi(\/[\w/-]+)?/, require('./ccdi'));
     router.get('/cmse/fxrw', require('./cmse/fxrw'));
     router.get(/cmse(\/[\w/-]+)?/, require('./cmse'));