$app
$app
多语言加载
<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2021 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);
namespace think\middleware;
use Closure;
use think\App;
use think\Lang;
use think\Request;
use think\Response;
/**
* 多语言加载
*/
class LoadLangPack
{
protected $app;
protected $lang;
public function __construct(App $app, Lang $lang)
{
$this->app = $app;
$this->lang = $lang;
}
/**
* 路由初始化（路由规则注册）
* @access public
* @param Request $request
* @param Closure $next
* @return Response
*/
public function handle($request, Closure $next)
{
// 自动侦测当前语言
$langset = $this->lang->detect($request);
if ($this->lang->defaultLangSet() != $langset) {
// 加载系统语言包
$this->lang->load([
$this->app->getThinkPath() . 'lang' . DIRECTORY_SEPARATOR . $langset . '.php',
]);
$this->app->LoadLangPack($langset);
}
$this->lang->saveToCookie($this->app->cookie);
return $next($request);
}
}