EasyWeChat\Foundation\Application::registerBase PHP Method

    private function registerBase()
    {
        $this['request'] = function () {
            return Request::createFromGlobals();
        };
        if (!empty($this['config']['cache']) && $this['config']['cache'] instanceof CacheInterface) {
            $this['cache'] = $this['config']['cache'];
        } else {
            $this['cache'] = function () {
                return new FilesystemCache(sys_get_temp_dir());
            };
        }
        $this['access_token'] = function () {
            return new AccessToken($this['config']['app_id'], $this['config']['secret'], $this['cache']);
        };
    }