增加：北京航空航天大学 (#1392)

docs/README.md

@@ -1815,6 +1815,16 @@ https://rsshub.app/**nuist**/`bulletin` 或 https://rsshub.app/**nuist**/`bullet
 
 </route>
 
+### 北京航空航天大学
+
+<route name="北京航空航天大学" author="AlanDecode" example="/buaa/news/zonghe" path="/buaa/news/:type" :paramsDesc="['新闻版块']">
+
+| 综合新闻 | 信息公告 | 学术文化     | 校园风采 | 科教在线 | 媒体北航 | 专题新闻 | 北航人物 |
+| -------- | -------- | ------------ | -------- | -------- | -------- | -------- | -------- |
+| zonghe   | gonggao  | xueshuwenhua | fengcai  | kejiao   | meiti    | zhuanti  | renwu    |
+
+</route>
+
 ## 传统媒体
 
 ### 央视新闻

lib/router.js

@@ -674,6 +674,9 @@ router.get('/henu/:type?', require('./routes/universities/henu/news'));
 // 南开大学
 router.get('/nku/jwc/:type?', require('./routes/universities/nku/jwc/index'));
 
+// 北京航空航天大学
+router.get('/buaa/news/:type', require('./routes/universities/buaa/news/index'));
+
 // ifanr
 router.get('/ifanr/:channel?', require('./routes/ifanr/index'));
 

lib/routes/universities/buaa/news/index.js

@@ -0,0 +1,67 @@
+const axios = require('../../../../utils/axios');
+const cheerio = require('cheerio');
+const util = require('../utils');
+
+module.exports = async (ctx) => {
+    const type = ctx.params.type;
+    let title, path;
+    switch (type) {
+        case 'zonghe':
+            title = '综合新闻';
+            path = 'zhxw_new.htm';
+            break;
+        case 'zhuanti':
+            title = '专题新闻';
+            path = 'ztxw_new.htm';
+            break;
+        case 'renwu':
+            title = '北航人物';
+            path = 'bhrw.htm';
+            break;
+        case 'fengcai':
+            title = '校园风采';
+            path = 'xyfc_new.htm';
+            break;
+        case 'kejiao':
+            title = '科教在线';
+            path = 'kjzx_new.htm';
+            break;
+        case 'meiti':
+            title = '媒体北航';
+            path = 'mtbh_new.htm';
+            break;
+        case 'gonggao':
+            title = '信息公告';
+            path = 'xxgg_new.htm';
+            break;
+        case 'xueshuwenhua':
+            title = '学术文化';
+            path = 'xsjwhhd_new.htm';
+            break;
+        default:
+            title = '综合新闻';
+            path = 'zhxw_new.htm';
+    }
+
+    const response = await axios({
+        method: 'get',
+        url: 'https://news.buaa.edu.cn/' + path,
+        headers: {
+            Referer: 'https://news.buaa.edu.cn',
+        },
+    });
+
+    const data = response.data;
+
+    const $ = cheerio.load(data);
+    const list = $('.mainleft > .listlefttop > .listleftop1').get();
+
+    const result = await util.ProcessFeed(list, ctx.cache);
+
+    ctx.state.data = {
+        title: '北航新闻 - ' + title,
+        link: 'https://news.buaa.edu.cn/' + path,
+        description: '北京航空航天大学新闻网 - ' + title,
+        item: result,
+    };
+};

lib/routes/universities/buaa/utils.js

@@ -0,0 +1,66 @@
+const axios = require('../../../utils/axios');
+const cheerio = require('cheerio');
+const url = require('url');
+
+// 完整文章页
+async function load(link) {
+    const response = await axios.get(link);
+    const $ = cheerio.load(response.data);
+
+    // 解析日期
+    const date = new Date(
+        $('span.ri')
+            .text()
+            .match(/\d{4}-\d{2}-\d{2}/)
+    );
+    const timeZone = 8;
+    const serverOffset = date.getTimezoneOffset() / 60;
+    const pubDate = new Date(date.getTime() - 60 * 60 * 1000 * (timeZone + serverOffset)).toUTCString();
+
+    // 还原图片地址
+    $('img').each((index, elem) => {
+        const $elem = $(elem);
+        const src = $elem.attr('src');
+        if (src && src !== '') {
+            $elem.attr('src', `https://news.buaa.edu.cn${src}`);
+        }
+    });
+
+    // 提取内容
+    const description = $('.newsleftconbox > #vsb_content').html();
+
+    return { description, pubDate };
+}
+
+const ProcessFeed = async (list, caches) => {
+    const host = 'https://news.buaa.edu.cn';
+
+    return await Promise.all(
+        list.map(async (item) => {
+            const $ = cheerio.load(item);
+
+            const $title = $('h2 > a');
+            // 还原相对链接为绝对链接
+            const itemUrl = url.resolve(host, $title.attr('href'));
+
+            // 列表上提取到的信息
+            const single = {
+                title: $title.text(),
+                link: itemUrl,
+                author: '北航新闻网',
+                guid: itemUrl,
+            };
+
+            // 使用tryGet方法从缓存获取内容。
+            // 当缓存中无法获取到链接内容的时候，则使用load方法加载文章内容。
+            const other = await caches.tryGet(itemUrl, async () => await load(itemUrl));
+
+            // 合并解析后的结果集作为该篇文章最终的输出结果
+            return Promise.resolve(Object.assign({}, single, other));
+        })
+    );
+};
+
+module.exports = {
+    ProcessFeed,
+};