App\Middleware\NullizeEmptyStringsMiddleware

Complexity

Total Complexity

3

Size/Duplication

Total Lines	26
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
A	process()	0	15	3

<?php declare(strict_types=1);

namespace App\Middleware;

/**
 * Import classes
 */
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;

/**
 * Import functions
 */
use function array_walk_recursive;
use function is_array;

/**
 * NullizeEmptyStringsMiddleware
 */
final class NullizeEmptyStringsMiddleware implements MiddlewareInterface
{

    /**
     * {@inheritDoc}
     *
     * @param ServerRequestInterface $request
     * @param RequestHandlerInterface $handler
     *
     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler) : ResponseInterface
    {
        $parsedBody = $request->getParsedBody();

        if (is_array($parsedBody)) {
            array_walk_recursive($parsedBody, function (&$value) {
                if ('' === $value) {
                    $value = null;
                }
            });

            $request = $request->withParsedBody($parsedBody);
        }

        return $handler->handle($request);
    }
}