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<?php |
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declare(strict_types=1); |
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namespace RazonYang\Yii\TranslatorMiddleware; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use RazonYang\Yii\TranslatorMiddleware\Exception\InvalidTranslatorExcepction; |
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use RazonYang\Yii\TranslatorMiddleware\Exception\TranslatorNotFoundExcepction; |
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use Yiisoft\Translator\Translator; |
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use Yiisoft\Translator\TranslatorInterface; |
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class TranslatorMiddleware implements MiddlewareInterface |
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{ |
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public function __construct( |
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private LocaleParserInterface $localeParser, |
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private TranslatorInterface $translator, |
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) { |
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} |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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$locale = $this->localeParser->parse($request) ?? $this->translator->getLocale(); |
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$request = $request->withAttribute(self::class, $this->translator->withLocale($locale)); |
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return $handler->handle($request); |
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} |
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/** |
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* Returns the translator instance from given request. |
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* |
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* @see getTranslatorFromAttributes |
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*/ |
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public static function getTranslator(ServerRequestInterface $request): TranslatorInterface |
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{ |
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return self::getTranslatorByAttributes($request->getAttributes()); |
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} |
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/** |
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* Returns the translator instance from given request attributes. |
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* |
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* @throws TranslatorNotFoundExcepction if no translator instace found. |
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* @throws InvalidTranslatorExcepction if the translator instace with wrong type. |
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* |
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* @return TranslatorInterface |
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*/ |
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public static function getTranslatorByAttributes(array $attributes): TranslatorInterface |
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{ |
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if (!isset($attributes[self::class])) { |
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throw new TranslatorNotFoundExcepction(); |
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} |
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$t = $attributes[self::class]; |
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if (!($t instanceof TranslatorInterface)) { |
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throw new InvalidTranslatorExcepction(); |
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} |
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return $t; |
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} |
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} |
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razonyang /
yii-translator-middleware
