Passed
Push — main ( ef037a...4c789b )
by Razon
01:56
created

TranslatorMiddleware::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 0

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 1
CRAP Score 1

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 1
eloc 0
nc 1
nop 2
dl 0
loc 4
ccs 1
cts 1
cp 1
crap 1
rs 10
c 1
b 0
f 0
1
<?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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