feat: 增加 Dilbert Daily Strip 漫画全文抓取 (#2274)

* feat: 增加 Dilbert Daily Strip 漫画全文抓取

* fix: 回滚无关提交

* docs: remove redundant docs

docs/other.md

@@ -74,6 +74,14 @@ pageClass: routes
 
 <Route author="kt286" example="/cnbeta" path="/cnbeta"/>
 
+## Dilbert Comic Strip
+
+<Route name="Daily Strip" author="Maecenas" example="/dilbert/strip" path="/dilbert/strip">
+
+通过提取漫画，提供比官方源更佳的阅读体验。
+
+</Route>
+
 ## DoNews
 
 ### 栏目

lib/router.js

@@ -1371,4 +1371,7 @@ router.get('/maoyan/upcoming', require('./routes/maoyan/upcoming'));
 // cnBeta
 router.get('/cnbeta', require('./routes/cnbeta/home'));
 
+// Dilbert Comic Strip
+router.get('/dilbert/strip', require('./routes/dilbert/strip'));
+
 module.exports = router;

lib/routes/dilbert/strip.js

@@ -0,0 +1,51 @@
+const axios = require('@/utils/axios');
+const cheerio = require('cheerio');
+const Parser = require('rss-parser');
+const parser = new Parser();
+
+async function load(link, id) {
+    const response = await axios.get(link);
+    const $ = cheerio.load(response.data);
+
+    const context = $('.comic-item-container > .meta-info-container');
+    const img = context.find('img.img-comic');
+    const transcript = context.find('.js-toggle-container > p');
+
+    const title = img.attr('alt').replace('Dilbert by Scott Adams', id);
+    const src = 'https:' + img.attr('src');
+
+    const description = `<img referrerpolicy="no-referrer" src="${src}"></br><p>${transcript.html()}</p>`;
+
+    return {
+        title,
+        description,
+    };
+}
+
+module.exports = async (ctx) => {
+    const title = 'Dilbert Daily Strip';
+    const feed_url = 'http://feed.dilbert.com/dilbert/daily_strip';
+
+    const feed = await parser.parseURL(feed_url);
+    const items = await Promise.all(
+        feed.items.slice(0, 7).map(async (item) => {
+            const link = `https://dilbert.com/strip/${item.id}`;
+
+            const single = {
+                pubDate: item.pubDate,
+                link,
+            };
+
+            const other = await ctx.cache.tryGet(link, async () => await load(link, item.id));
+
+            return Promise.resolve(Object.assign({}, single, other));
+        })
+    );
+
+    ctx.state.data = {
+        title,
+        link: 'https://dilbert.com',
+        description: title,
+        item: items,
+    };
+};