多语言

app/Controller/Admin/Login.php

@@ -10,6 +10,7 @@ use App\Event\LogEvent;
 use App\Model\Account;
 use App\Model\AccountLog;
 use App\Model\Online;
+use App\Model\Translation as tModel;
 use App\Utils\Param;
 use App\Utils\Str;
 use App\Utils\Token;
@@ -216,4 +217,14 @@ class Login extends Base
             ]
         );
     }
+
+    #[GetMapping(path: "translations")]
+    #[Auth(needLogin: false)]
+    public function translations()
+    {
+        // 获取多语言信息
+        $locale = $this->request->input("locale", "zh-cn");
+        $data = tModel::getLang($locale);
+        return $this->success('ok', $data);
+    }
 }

app/Middleware/LanguageMiddleware.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Middleware;
+
+use Hyperf\Context\ApplicationContext;
+use Hyperf\Contract\TranslatorInterface;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\MiddlewareInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+class LanguageMiddleware implements MiddlewareInterface
+{
+
+    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        $lang = $request->getHeaderLine('Accept-Language') ?: 'zh_cn';
+        $lang = str_replace('-', '_', strtolower($lang));
+        $translator = ApplicationContext::getContainer()->get(TranslatorInterface::class);
+        $translator->setLocale($lang);
+        return $handler->handle($request);
+    }
+}

app/Model/Translation.php

@@ -7,13 +7,13 @@ namespace App\Model;
 use Hyperf\DbConnection\Db;
 
 /**
- * @property int $translation_id 
- * @property string $group 
- * @property string $translation_key 
- * @property string $remark 
- * @property string $create_time 
- * @property string $update_time 
- * @property string $deleted_at 
+ * @property int $translation_id
+ * @property string $group
+ * @property string $translation_key
+ * @property string $remark
+ * @property string $create_time
+ * @property string $update_time
+ * @property string $deleted_at
  */
 class Translation extends Model
 {
@@ -48,6 +48,34 @@ class Translation extends Model
             ->paginate((int)$param['limit']);
     }
 
+    public static function getLangValue(string $locale, string $key): string|null
+    {
+        list($group, $key) = explode('.', $key);
+        return (new self())->setTable("t")
+            ->from("translation as t")
+            ->join("translation_value as tv", "tv.translation_id", "=", "t.translation_id")
+            ->where("t.group", $group)
+            ->where("t.translation_key", $key)
+            ->where("tv.lang_code", strtolower(str_replace("_", "-", $locale)))
+            ->value("tv.lang_value");
+    }
+
+    public static function getLang(string $locale)
+    {
+        $data = self::with(["values" => function ($query) use ($locale) {
+            var_dump(strtolower(str_replace("_", "-", $locale)));
+            $query->where('lang_code', strtolower(str_replace("_", "-", $locale)))->select(['lang_value','translation_id']);
+        }])->select(['group', 'translation_key', 'translation_id'])
+            ->get()
+            ->toArray();
+        // 组合数据
+        $json = [];
+        foreach ($data as $item) {
+            $json[$item['group']][$item['translation_key']] = count($item['values']) > 0 ? $item['values'][0]['lang_value'] : "";
+        }
+        return $json;
+    }
+
     public function values()
     {
         return $this->hasMany(TranslationValue::class, 'translation_id', 'translation_id');

app/Service/TranslationService.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Service;
+
+use Hyperf\Cache\Cache;
+use Hyperf\Contract\TranslatorInterface;
+use Hyperf\Contract\TranslatorLoaderInterface;
+use Hyperf\Translation\Translator;
+use App\Model\Translation as tModel;
+use Psr\Container\ContainerInterface;
+use function Hyperf\Config\config;
+
+class TranslationService extends Translator implements TranslatorInterface
+{
+    protected Cache $cache;
+
+    public function __construct(TranslatorLoaderInterface $loader, ContainerInterface $container)
+    {
+        parent::__construct($loader, 'zh_CN');
+        $this->cache = $container->get(Cache::class);
+    }
+
+    public function get($key, array $replace = [], $locale = null, $fallback = true): array|string
+    {
+        $locale = $locale ?: $this->getLocale();
+
+        $cacheKey = "lang:{$locale}:{$key}";
+        // 先查缓存
+        $cached = $this->cache->get($cacheKey);
+        if ($cached !== null) {
+            return $this->makeReplacements($cached, $replace);
+        }
+        // 查数据库
+        $value = tModel::getLangValue($locale, $key);
+        if ($value) {
+            $this->cache->set($cacheKey, $value, (int)config("translation.ttl"));
+            return $this->makeReplacements($value, $replace);
+        }
+        // 文件翻译
+        $fallbackValue = parent::get($key, $replace, $locale, $fallback);
+        // fallback 结果也缓存
+        $this->cache->set($cacheKey, $fallbackValue, (int)config("translation.ttl"));
+        return $fallbackValue;
+    }
+}

app/Utils/Str.php

@@ -151,4 +151,13 @@ class Str
                 return "other";
         }
     }
+
+    static function splitKey(string $key): array
+    {
+        $parts = explode('.', $key);
+        $first = array_shift($parts);
+        $rest = implode('.', $parts);
+        return [$first, $rest];
+    }
+
 }

composer.json

@@ -31,6 +31,7 @@
         "hyperf/process": "~3.1.0",
         "hyperf/rate-limit": "^3.1",
         "hyperf/redis": "~3.1.0",
+        "hyperf/translation": "^3.1",
         "hyperf/validation": "^3.1",
         "hyperf/view": "^3.1",
         "hyperf/websocket-server": "^3.1",

config/autoload/dependencies.php

@@ -1,13 +1,10 @@
 <?php
 
 declare(strict_types=1);
-/**
- * This file is part of Hyperf.
- *
- * @link     https://www.hyperf.io
- * @document https://hyperf.wiki
- * @contact  group@hyperf.io
- * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
- */
+
+use Hyperf\Contract\TranslatorInterface;
+
 return [
+    // 多语言翻译
+    TranslatorInterface::class => \App\Service\TranslationService::class,
 ];

config/autoload/jwt.php

@@ -4,13 +4,6 @@ declare(strict_types=1);
 
 use function Hyperf\Support\env;
 
-/**
- * This file is part of hyperf-ext/jwt
- *
- * @link     https://github.com/hyperf-ext/jwt
- * @contact  eric@zhu.email
- * @license  https://github.com/hyperf-ext/jwt/blob/master/LICENSE
- */
 return [
     // 公钥
     'public' => env('JWT_PUBLIC_KEY'),
@@ -21,5 +14,5 @@ return [
     // 使用者
     'aud' => 'member',
     // 过期时间
-    'ttl' => 30 * 24 * 60 *60
+    'ttl' => 30 * 24 * 60 * 60
 ];

config/autoload/middlewares.php

@@ -13,6 +13,7 @@ return [
     'http' => [
         Hyperf\Validation\Middleware\ValidationMiddleware::class,
         App\Middleware\JWTMiddleware::class,
-        App\Middleware\CorsMiddleware::class
+        App\Middleware\CorsMiddleware::class,
+        App\Middleware\LanguageMiddleware::class,
     ],
 ];

config/autoload/translation.php

@@ -0,0 +1,12 @@
+<?php
+
+return [
+    // 默认语言
+    'locale' => 'zh_CN',
+    // 回退语言，当默认语言的语言文本没有提供时，就会使用回退语言的对应语言文本
+    'fallback_locale' => 'en',
+    // 语言文件存放的文件夹
+    'path' => BASE_PATH . '/static/languages',
+    // 缓存时长
+    'ttl' => 30 * 24 * 60 * 60
+];