feat: add 观察者网头条 (#6152)

docs/new-media.md

@@ -777,6 +777,10 @@ area 分区选项
 
 ## 观察者网
 
+### 头条
+
+<Route author="nczitzk" example="/guancha/headline" path="/guancha/headline" />
+
 ### 首页
 
 <Route author="nczitzk Jeason0228" example="/guancha" path="/guancha/:caty?" :paramsDesc="['分类，见下表，默认为全部']">

lib/router.js

@@ -1700,6 +1700,7 @@ router.get('/zfrontier/postlist/:type', require('./routes/zfrontier/postlist'));
 router.get('/zfrontier/board/:boardId', require('./routes/zfrontier/board_postlist'));
 
 // 观察者网
+router.get('/guancha/headline', require('./routes/guancha/headline'));
 router.get('/guancha/topic/:id/:order?', require('./routes/guancha/topic'));
 router.get('/guancha/member/:caty?', require('./routes/guancha/member'));
 router.get('/guancha/personalpage/:uid', require('./routes/guancha/personalpage'));

lib/routes/guancha/headline.js

@@ -0,0 +1,49 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const rootUrl = 'https://www.guancha.cn';
+    const currentUrl = `${rootUrl}/GuanChaZheTouTiao/list_1.shtml`;
+    const response = await got({
+        method: 'get',
+        url: currentUrl,
+    });
+
+    const $ = cheerio.load(response.data);
+
+    const list = $('.headline-list li .content-headline h3 a')
+        .map((_, item) => {
+            item = $(item);
+            return {
+                title: item.text(),
+                link: `${rootUrl}${item.attr('href')}`,
+                description: item.parent().next().html(),
+                pubDate: new Date(item.parents('div').eq(0).find('span').text()).toUTCString(),
+            };
+        })
+        .get();
+
+    const items = await Promise.all(
+        list.map(
+            async (item) =>
+                await ctx.cache.tryGet(item.link, async () => {
+                    const detailResponse = await got({
+                        method: 'get',
+                        url: item.link,
+                    });
+
+                    const content = cheerio.load(detailResponse.data);
+
+                    item.description += content('.all-txt').html();
+
+                    return item;
+                })
+        )
+    );
+
+    ctx.state.data = {
+        title: '观察者网 - 头条',
+        link: currentUrl,
+        item: items,
+    };
+};