add: 豆瓣正在上映的高分电影

docs/README.md

@@ -372,6 +372,17 @@ number: 快递单号
 
 参数: id，用户 id，可在用户主页 URL 中找到
 
+
+### 豆瓣
+
+#### 正在热映的高分电影
+
+举例: https://rss.now.sh/douban/playing-movie/上海/8
+
+路由: `/douban/playing-movie/:city/:score`
+
+参数: city，城市的中文名 score，返回大于等于这个分数的电影，
+
 ## 搭建
 
 环境：需要 Node.js v7.6.0 或更高版本，若启用 Redis 缓存需要先启动 Redis

router.js

@@ -60,4 +60,6 @@ router.get('/mzitu/tag/:tag', require('./routes/mzitu/tag'));
 // // Pixiv
 router.get('/pixiv/user/:id', require('./routes/pixiv/user'));
 
+// 豆瓣
+router.get('/douban/playing-movie/:city/:score', require('./routes/douban/playingMovie'));
 module.exports = router;

routes/douban/playingMovie.js

@@ -0,0 +1,27 @@
+const axios = require('axios');
+const art = require('art-template');
+const path = require('path');
+
+module.exports = async (ctx) => {
+    const city = ctx.params.city;
+    const score = parseFloat(ctx.params.score, 10) || 7.5;
+    const response = await axios({
+        method: 'get',
+        url: 'https://api.douban.com/v2/movie/in_theaters',
+        params: { city }
+    });
+    const movieList = response.data.subjects.
+        filter((item) => item.rating.average >= score);
+
+    ctx.body = art(path.resolve(__dirname, '../../views/rss.art'), {
+        title: `${city} 最近上映的好电影`,
+        link: `https://movie.douban.com/cinema/nowplaying/${city}/`,
+        description: `${city} 最近上映的评分大于等于${score}分的电影`,
+        lastBuildDate: new Date().toUTCString(),
+        item: movieList.map((item) => ({
+            title: item.title,
+            description: `中文名：${item.title}<br> 类型：${item.genres.join(' | ')}  <br>评分：${item.rating.average} <br/> <img referrerpolicy="no-referrer" src="${item.images.large}">`,
+            link: item.alt
+        })),
+    });
+};