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<?php
declare(strict_types=1);
namespace Yiisoft\Yii\Web\Middleware;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use Yiisoft\Http\Header;
final class JsonBodyParser implements MiddlewareInterface
{
private bool $assoc;
private int $depth;
private int $options;
public function __construct(
bool $assoc = true,
int $depth = 512,
int $options = JSON_THROW_ON_ERROR | JSON_INVALID_UTF8_IGNORE
) {
$this->assoc = $assoc;
$this->depth = $depth;
$this->options = $options;
}
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
if ($this->isJsonRequest($request)) {
$request = $request->withParsedBody(
$this->parse($request->getBody()->getContents())
);
return $handler->handle($request);
private function isJsonRequest(ServerRequestInterface $request): bool
$contentType = $request->getHeaderLine(Header::CONTENT_TYPE);
return $contentType && stripos($contentType, 'application/json') !== false;
/**
* @return array|object|null
*/
private function parse(string $rawBody)
$result = \json_decode($rawBody, $this->assoc, $this->depth, $this->options);
if (\is_array($result) || \is_object($result)) {
return $result;
return null;
yiisoft /
yii-web
