85 lines
3.5 KiB
PHP
85 lines
3.5 KiB
PHP
<?php
|
||
|
||
declare(strict_types=1);
|
||
|
||
namespace app\common\middleware;
|
||
|
||
use Webman\MiddlewareInterface;
|
||
use Webman\Http\Request;
|
||
use Webman\Http\Response;
|
||
|
||
/**
|
||
* 加载控制器语言包中间件（Webman 迁移版，等价 ThinkPHP LoadLangPack）
|
||
* 根据当前路由加载对应控制器的语言包到 Translator
|
||
*/
|
||
class LoadLangPack implements MiddlewareInterface
|
||
{
|
||
public function process(Request $request, callable $handler): Response
|
||
{
|
||
$path = trim($request->path(), '/');
|
||
if (str_starts_with($path, 'api/') || str_starts_with($path, 'admin/')) {
|
||
$this->loadLang($request);
|
||
}
|
||
return $handler($request);
|
||
}
|
||
|
||
protected function loadLang(Request $request): void
|
||
{
|
||
// 优先从请求头 think-lang 获取前端选择的语言（与前端 axios 发送的 header 对应）
|
||
// 安装页等未发送 think-lang 时，回退到 Accept-Language 或配置默认值
|
||
$headerLang = $request->header('think-lang');
|
||
$allowLangList = config('lang.allow_lang_list', ['zh-cn', 'en']);
|
||
if ($headerLang && in_array(str_replace('_', '-', strtolower($headerLang)), $allowLangList)) {
|
||
$langSet = str_replace('_', '-', strtolower($headerLang));
|
||
} else {
|
||
$acceptLang = $request->header('accept-language', '');
|
||
if (preg_match('/^zh[-_]?cn|^zh/i', $acceptLang)) {
|
||
$langSet = 'zh-cn';
|
||
} elseif (preg_match('/^en/i', $acceptLang)) {
|
||
$langSet = 'en';
|
||
} else {
|
||
$langSet = config('lang.default_lang', config('translation.locale', 'zh-cn'));
|
||
}
|
||
$langSet = str_replace('_', '-', strtolower($langSet));
|
||
}
|
||
|
||
// 设置当前请求的翻译语言，使 __() 和 trans() 使用正确的语言
|
||
if (function_exists('locale')) {
|
||
locale($langSet);
|
||
}
|
||
|
||
$path = trim($request->path(), '/');
|
||
$parts = explode('/', $path);
|
||
$app = $parts[0] ?? 'api';
|
||
|
||
$appLangDir = base_path() . DIRECTORY_SEPARATOR . 'app' . DIRECTORY_SEPARATOR . $app . DIRECTORY_SEPARATOR . 'lang' . DIRECTORY_SEPARATOR;
|
||
|
||
if (!class_exists(\support\Translation::class)) {
|
||
return;
|
||
}
|
||
|
||
$translator = \support\Translation::instance();
|
||
|
||
// 1. 加载根级语言包（zh-cn.php / en.php），供 common 翻译使用
|
||
$rootLangFile = $appLangDir . $langSet . '.php';
|
||
if (is_file($rootLangFile)) {
|
||
$translator->addResource('phpfile', $rootLangFile, $langSet, 'messages');
|
||
}
|
||
|
||
// 2. 加载控制器专用语言包（如 zh-cn/auth/group.php），供 get_route_remark 等使用
|
||
// 同时加载到 messages 域，使 __() 能正确翻译控制器内的文案（如安装页错误提示）
|
||
$controllerPath = get_controller_path($request);
|
||
if ($controllerPath) {
|
||
$controllerPathForFile = str_replace('.', '/', $controllerPath);
|
||
$controllerPathForFile = implode('/', array_map(function ($p) {
|
||
return strtolower(preg_replace('/([a-z])([A-Z])/', '$1_$2', $p));
|
||
}, explode('/', $controllerPathForFile)));
|
||
$controllerLangFile = $appLangDir . $langSet . DIRECTORY_SEPARATOR . str_replace('/', DIRECTORY_SEPARATOR, $controllerPathForFile) . '.php';
|
||
if (is_file($controllerLangFile)) {
|
||
$translator->addResource('phpfile', $controllerLangFile, $langSet, $controllerPath);
|
||
$translator->addResource('phpfile', $controllerLangFile, $langSet, 'messages');
|
||
}
|
||
}
|
||
}
|
||
}
|