ref: 网易号增加全文获取 (#6753)

适当调整了获取数量

lib/routes/netease/dy2.js

@@ -12,7 +12,7 @@ module.exports = async (ctx) => {
     const $ = cheerio.load(data, { decodeEntities: false });
 
     const list = $('.media_articles ul li')
-        .slice(0, 3)
+        .slice(0, 5)
         .map((_, item) => {
             item = $(item);
             const a = item.find('h2.media_article_title a');
@@ -44,8 +44,16 @@ module.exports = async (ctx) => {
                 );
                 content = cheerio.load(itemData, { decodeEntities: false });
             } else {
-                const response = await got.get(item.link);
-                content = cheerio.load(response.data, { decodeEntities: false });
+                const itemData = await ctx.cache.tryGet(
+                    item.link,
+                    async () =>
+                        (
+                            await got.get(item.link, {
+                                responseType: 'buffer',
+                            })
+                        ).data
+                );
+                content = cheerio.load(itemData, { decodeEntities: false });
             }
 
             const eDescription = content('.post_body').html();