fix: 使用官方rss源，避免因为文章置顶和取消置顶造成的文章重复 (#2383)

lib/routes/cnbeta/home.js

@@ -1,27 +1,59 @@
 const got = require('@/utils/got');
 const cheerio = require('cheerio');
-const util = require('./utils');
+const parser = require('@/utils/rss-parser');
 
 module.exports = async (ctx) => {
-    const response = await got({
-        method: 'get',
-        url: 'https://www.cnbeta.com/',
-        headers: {
-            Referer: 'https://www.cnbeta.com/',
-        },
-    });
+    const feed = await parser.parseURL('https://rss.cnbeta.com/');
 
-    const data = response.data;
+    const ProcessFeed = (data) => {
+        const $ = cheerio.load(data);
 
-    const $ = cheerio.load(data);
-    const list = $('.items-area [id^="J_all_item_"]').get();
+        // 还原图片地址
+        $('img').each((index, elem) => {
+            const $elem = $(elem);
+            const src = $elem.attr('data-original');
+            if (src && src !== '') {
+                $elem.attr('src', `${src}`);
+            }
+            $elem.attr('referrerpolicy', 'no-referrer');
+        });
 
-    const result = await util.ProcessFeed(list, ctx.cache);
+        // 提取内容
+        return $('.article-summary p').html() + '<br>' + $('.article-content').html();
+    };
+
+    const items = await Promise.all(
+        feed.items
+            .filter((item) => item.author !== 'adam')
+            .map(async (item) => {
+                const cache = await ctx.cache.get(item.link);
+                if (cache) {
+                    return Promise.resolve(JSON.parse(cache));
+                }
+
+                const response = await got({
+                    method: 'get',
+                    url: item.link,
+                });
+
+                const description = ProcessFeed(response.data);
+
+                const single = {
+                    title: item.title,
+                    description,
+                    pubDate: item.pubDate,
+                    link: item.link,
+                    author: item.author,
+                };
+                ctx.cache.set(item.link, JSON.stringify(single));
+                return Promise.resolve(single);
+            })
+    );
 
     ctx.state.data = {
         title: 'cnBeta',
         link: 'https://www.cnbeta.com/',
-        description: $('meta[name="description"]').attr('content'),
-        item: result,
+        description: feed.description,
+        item: items,
     };
 };