feat: add Craigslist search subscription (#6433)

assets/radar-rules.js

@@ -2447,6 +2447,15 @@
             },
         ],
     },
+    'craigslist.org': {
+        _name: 'Craigslist',
+        '.': [
+            {
+                title: '商品搜索列表',
+                docs: 'https://docs.rsshub.app/shopping.html#craigslist',
+            },
+        ],
+    },
     'saraba1st.com': {
         _name: 'Saraba1st',
         bbs: [

docs/shopping.md

@@ -36,6 +36,19 @@ pageClass: routes
 
 </Route>
 
+## Craigslist
+
+### 商品搜索
+
+<Route author="lxiange" example="/craigslist/sfbay/sso?query=folding+bike&sort=rel" path="/craigslist/:location/:type?" :paramsDesc="['位置，即Craigslist的子域，如sfbay', '搜索类型，如sso']"/>
+
+> 由于 Craigslist 取消了 RSS 订阅搜索功能，因此用 RSSHub 来实现了类似效果。
+> 一个完整原始搜索会像这样：
+> <https://sfbay.craigslist.org/search/sso?query=folding+bike&sort=rel>
+>
+> /search/xxx 后跟的 "xxx" 为搜索类型，直接参考原始请求即可。
+> query string 是实际的搜索内容。
+
 ## Furstar
 
 ### 最新售卖角色列表

lib/router.js

@@ -3704,4 +3704,7 @@ router.get('/asml/press-releases', require('./routes/asml/press-releases'));
 // 中国机械工程学会
 router.get('/cmes/news/:category?', require('./routes/cmes/news'));
 
+// Craigslist
+router.get('/craigslist/:location/:type', require('./routes/craigslist/search'));
+
 module.exports = router;

lib/routes/craigslist/search.js

@@ -0,0 +1,46 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const queryParams = ctx.request.querystring;
+    const queryUrl = `https://${ctx.params.location}.craigslist.org/search/${ctx.params.type}?${queryParams}`;
+    const { data } = await got.get(queryUrl);
+    const $ = cheerio.load(data);
+    const items = $('.result-row')
+        .slice(0, 20)
+        .map((_, _item) => {
+            const item = $(_item);
+            const info = item.find('.result-info').first();
+            const titleNode = info.find('.result-title').first();
+            const price = info.find('.result-price').first().text();
+            const hood = info.find('.result-hood').first().text();
+            const date = info.find('time').first().attr('datetime');
+
+            const dataIds = item.find('.result-image').first().attr('data-ids');
+            let desc = '';
+            if (dataIds) {
+                const imageList = dataIds.split(',').map((id) => `<img src="https://images.craigslist.org/${id.split(':')[1]}_1200x900.jpg"/>`);
+                desc = imageList.join('');
+            }
+            return {
+                title: price + ' - ' + titleNode.text() + hood,
+                link: titleNode.attr('href'),
+                description: desc,
+                pubDate: date,
+                guid: titleNode.attr('id'),
+            };
+        })
+        .get();
+    const urlParams = new URLSearchParams(queryParams);
+    let itemName = urlParams.get('query');
+    if (!itemName) {
+        itemName = '';
+    } else {
+        itemName = itemName.replace('+', ' ');
+    }
+    ctx.state.data = {
+        title: itemName + ' - Craigslist',
+        link: queryUrl,
+        item: items,
+    };
+};