<?php
namespace Framework\Middleware;

use Interop\Http\ServerMiddleware\DelegateInterface;
use Interop\Http\ServerMiddleware\MiddlewareInterface;
use Psr\Http\Message\ServerRequestInterface;

class MethodMiddleware implements MiddlewareInterface {

    public function process(ServerRequestInterface $request, DelegateInterface $next)
    {
        $parsedBody = $request->getParsedBody();
        if (array_key_exists('_method', $parsedBody) &&
            in_array($parsedBody['_method'], ['DELETE', 'PUT'])
        ) {
            $request = $request->withMethod($parsedBody['_method']);
        }
        return $next->process($request);
    }

}