Add NAMOC 中国美术馆 -- 通知公告 (#429)

* Add NAMOC 中国美术馆 -- 通知公告

* Update docs

README.md

@@ -204,6 +204,8 @@ RSSHub 是一个轻量、易于扩展的 RSS 生成器，可以给任何奇奇
     -   早报
 -   维基百科
     -   中国大陆新闻动态
+-   中国美术馆
+    -   通知公告
 
 </details>
 

docs/README.md

@@ -1646,3 +1646,13 @@ id, 专辑 id, 可在对应专辑页面的 URL 中找到
 路由： `/wikipedia/mainland`
 
 参数：无
+
+## 中国美术馆
+
+### 通知公告
+
+举例： [https://rsshub.app/namoc/announcement](https://rsshub.app/namoc/announcement)
+
+路由： `/namoc/announcement`
+
+参数：无

router.js

@@ -372,6 +372,9 @@ router.get('/keep/user/:id', require('./routes/keep/user'));
 router.get('/qidian/chapter/:id', require('./routes/qidian/chapter'));
 router.get('/qidian/forum/:id', require('./routes/qidian/forum'));
 
+// 中国美术馆
+router.get('/namoc/announcement', require('./routes/namoc/announcement'));
+
 // 懂球帝
 router.get('/dongqiudi/daily', require('./routes/dongqiudi/index'));
 

routes/namoc/announcement.js

@@ -0,0 +1,67 @@
+const axios = require('../../utils/axios');
+const config = require('../../config');
+const cheerio = require('cheerio');
+const url = require('url');
+
+const _axios_client = axios.create({
+    headers: {
+        'User-Agent': config.ua,
+    },
+});
+
+const host = 'http://www.namoc.org/xwzx/tzgg/2017gonggao/';
+
+module.exports = async (ctx) => {
+    const response = await _axios_client.get(host);
+
+    const $ = cheerio.load(response.data);
+
+    const list = $('.news-list li:not(.clearfix)').slice(0, 10);
+    const out = [];
+    const proList = [];
+
+    for (let i = 0; i < list.length; i++) {
+        const $ = cheerio.load(list[i]);
+        const title = $('a').text();
+        const itemUrl = url.resolve(host, $('a').attr('href'));
+        const cache = await ctx.cache.get(itemUrl);
+        if (cache) {
+            out.push(JSON.parse(cache));
+            continue;
+        }
+        const single = {
+            title,
+            link: itemUrl,
+            guid: itemUrl,
+        };
+
+        try {
+            const es = _axios_client.get(itemUrl);
+            proList.push(es);
+            out.push(single);
+        } catch (err) {
+            console.log(`${title}: ${itemUrl} -- ${err.response.status}: ${err.response.statusText}`);
+        }
+    }
+
+    const responses = await axios.all(proList);
+    for (let i = 0; i < responses.length; i++) {
+        const $ = cheerio.load(responses[i].data);
+        const full = $('#content');
+
+        out[i].description = full.find('div.Custom_UnionStyle').html();
+        out[i].author = '中国美术馆';
+        out[i].pubDate = new Date(
+            full
+                .find('.news-info span:last-of-type')
+                .text()
+                .replace('时间：', '')
+        ).toUTCString();
+        ctx.cache.set(out[i].link, JSON.stringify(out[i]), 24 * 60 * 60);
+    }
+    ctx.state.data = {
+        title: '中国美术馆 -- 通知公告',
+        link: 'http://www.namoc.org/xwzx/tzgg/2017gonggao/',
+        item: out,
+    };
+};