perf: 支持搜索在线表情

app/Http/Controllers/IndexController.php

@@ -338,6 +338,30 @@ class IndexController extends InvokeController
         return abort(404);
     }
 
+    /**
+     * 搜索表情
+     * @return array
+     */
+    public function emo__search()
+    {
+        $key = Request::input('key');
+        if (empty($key)) {
+            return Base::retError("key empty");
+        }
+        return Cache::remember("emo__search:" . md5($key), now()->addDay(), function () use ($key) {
+            $res = Ihttp::ihttp_get("http://www.adoutu.com/search?keyword=" . urlencode($key));
+            if (Base::isError($res)) {
+                return $res;
+            }
+            $content = Base::getMiddle($res['data'], '<!--图片列表-->', '<!--分页器-->');
+            preg_match_all("/<img\s+src=\"(.*?)\"/s", $content, $matchs);
+            if ($matchs && $matchs[1]) {
+                return Base::retSuccess('success', array_slice($matchs[1], 0, 20));
+            }
+            return Base::retError("result empty");
+        });
+    }
+
     /**
      * 设置语言和皮肤
      * @return \Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\Contracts\View\View