add 国家地理每日一图 (#1849)

closes #1848

docs/picture.md

@@ -103,3 +103,7 @@
 
 <Route name="分类筛选" author="MegrezZhu" example="/nhentai/language/chinese" path="/nhentai/:key/:keyword/:mode?" :paramsDesc="['筛选条件，可选: parody, character, tag, artist, group, language, category','筛选值', '模式，`simple`为仅封面，`detail`会包括本子每一页，但对服务器负载大。默认为`simple`']" />
 <Route name="高级搜索" author="MegrezZhu" example="/nhentai/search/language%3Ajapanese+-scat+-yaoi+-guro+-%22mosaic+censorship%22" path="/nhentai/search/:keyword/:mode?" :paramsDesc="['用于搜索的关键词。可在原网站搜索后复制 q= 后面的内容，也可直接输入，但空格等特殊符号是否会转换取决于浏览器和阅读器的实现。用法详见[官网](https://nhentai.net/info/)', '模式，`simple`为仅封面，`detail`会包括本子每一页，但对服务器负载大。默认为`simple`']" />
+
+## 国家地理
+
+<Route name="每日一图" author="LogicJake" example="/natgeo/dailyphoto" path="/natgeo/dailyphoto"/>

lib/router.js

@@ -413,6 +413,7 @@ router.get('/sexinsex/:id/:type?', require('./routes/sexinsex/index'));
 router.get('/gcores/category/:category', require('./routes/gcores/category'));
 
 // 国家地理
+router.get('/natgeo/dailyphoto', require('./routes/natgeo/dailyphoto'));
 router.get('/natgeo/:cat/:type?', require('./routes/natgeo/natgeo'));
 
 // 一个

lib/routes/natgeo/dailyphoto.js

@@ -0,0 +1,27 @@
+const axios = require('../../utils/axios');
+
+module.exports = async (ctx) => {
+    const today = new Date();
+    const year = today.getFullYear();
+    const month = today.getMonth() + 1;
+
+    const api = `https://www.nationalgeographic.com/content/photography/en_US/photo-of-the-day/_jcr_content/.gallery.${year}-${month}.json`;
+    const response = await axios.get(api);
+    const items = response.data.items;
+
+    const out = items.slice(0, 10).map((item) => {
+        const info = {
+            title: item.altText,
+            author: item.credit,
+            link: item['full-path-url'],
+            description: `<img referrerpolicy="no-referrer" src="${item.sizes[1024]}">` + item.caption,
+        };
+        return info;
+    });
+
+    ctx.state.data = {
+        title: 'Photo of the Day',
+        link: 'https://www.nationalgeographic.com/photography/photo-of-the-day/',
+        item: out,
+    };
+};