think\App::routeCheck PHP Method

    public static function routeCheck($request, array $config)
    {
        $path = $request->path();
        $depr = $config['pathinfo_depr'];
        $result = false;
        // 路由检测
        $check = !is_null(self::$routeCheck) ? self::$routeCheck : $config['url_route_on'];
        if ($check) {
            // 开启路由
            if (is_file(RUNTIME_PATH . 'route.php')) {
                // 读取路由缓存
                $rules = (include RUNTIME_PATH . 'route.php');
                if (is_array($rules)) {
                    Route::rules($rules);
                }
            } else {
                $files = $config['route_config_file'];
                foreach ($files as $file) {
                    if (is_file(CONF_PATH . $file . CONF_EXT)) {
                        // 导入路由配置
                        $rules = (include CONF_PATH . $file . CONF_EXT);
                        if (is_array($rules)) {
                            Route::import($rules);
                        }
                    }
                }
            }
            // 路由检测（根据路由定义返回不同的URL调度）
            $result = Route::check($request, $path, $depr, $config['url_domain_deploy']);
            $must = !is_null(self::$routeMust) ? self::$routeMust : $config['url_route_must'];
            if ($must && false === $result) {
                // 路由无效
                throw new HttpException(404, 'Route Not Found');
            }
        }
        if (false === $result) {
            // 路由无效 解析模块/控制器/操作/参数... 支持控制器自动搜索
            $result = Route::parseUrl($path, $depr, $config['controller_auto_search']);
        }
        return $result;
    }