*增加http_referer支持

*引入think\Db
*增加对?s=对支持

src/Application.php

@@ -14,6 +14,7 @@
 use Swoole\Http\Request;
 use Swoole\Http\Response;
 use think\App;
+use think\Db;
 use think\Error;
 use think\exception\HttpException;
 use think\facade\Config;
@@ -62,6 +63,14 @@ public function swoole(Request $request, Response $response)
                 $server['HTTP_X_REQUESTED_WITH'] = $header['x-requested-with'];
             }
 
+            if (isset($header['referer'])) {
+                $server['http_referer'] = $header['referer'];
+            }
+
+            if (isset($_GET[$this->config->get('var_pathinfo')])) {
+                $server['path_info'] = $_GET[$this->config->get('var_pathinfo')];
+            }
+
             $_SERVER = array_change_key_case($server, CASE_UPPER);
 
             // 重新实例化请求对象 处理swoole请求数据