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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Yii\Web\Middleware; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use Yiisoft\Http\Header; |
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final class JsonBodyParser implements MiddlewareInterface |
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{ |
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private const DEFAULT_FLAGS = JSON_THROW_ON_ERROR | JSON_INVALID_UTF8_IGNORE; |
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private bool $assoc = true; |
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private int $depth = 512; |
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private int $options = self::DEFAULT_FLAGS; |
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private bool $throwException = true; |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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$contentType = $request->getHeaderLine(Header::CONTENT_TYPE); |
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if ($contentType && strpos(strtolower($contentType), 'application/json') !== false) { |
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$request = $request->withParsedBody( |
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$this->parse($request->getBody()->getContents()) |
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); |
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} |
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return $handler->handle($request); |
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} |
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public function withAssoc(bool $value): self |
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{ |
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$new = clone $this; |
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$new->assoc = $value; |
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return $new; |
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} |
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public function withDepth(int $value): self |
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{ |
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$new = clone $this; |
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$new->depth = $value; |
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return $new; |
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} |
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public function withOptions(int $value): self |
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{ |
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$new = clone $this; |
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$new->options = self::DEFAULT_FLAGS | $value; |
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return $new; |
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} |
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public function withThrowException(bool $value): self |
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{ |
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$new = clone $this; |
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$new->throwException = $value; |
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return $new; |
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} |
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/** |
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* @return mixed |
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*/ |
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private function parse(string $body) |
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{ |
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try { |
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$result = json_decode($body, $this->assoc, $this->depth, $this->options); |
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if (is_array($result) || is_object($result)) { |
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return $result; |
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} |
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} catch (\JsonException $e) { |
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if ($this->throwException) { |
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throw new \InvalidArgumentException('Invalid JSON data in request body: ' . $e->getMessage()); |
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} |
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} |
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return null; |
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} |
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} |
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yiisoft /
yii-web
