9.5/_rsa_public_key_generation_controller_8php_source.html

<?php

namespace ‪TYPO3\CMS\Rsaauth\Controller;


/*

 * This file is part of the TYPO3 CMS project.

 *

 * It is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, either version 2

 * of the License, or any later version.

 *

 * For the full copyright and license information, please read the

 * LICENSE.txt file that was distributed with this source code.

 *

 * The TYPO3 project - inspiring people to share!

 */


use Psr\Http\Message\ResponseInterface;

use Psr\Http\Message\ServerRequestInterface;

use ‪TYPO3\CMS\Core\Http\JsonResponse;

use ‪TYPO3\CMS\Core\Http\Response;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;

use ‪TYPO3\CMS\Rsaauth\RsaEncryptionEncoder;


class ‪RsaPublicKeyGenerationController

{

    protected ‪$encoder;


    public function ‪__construct(‪RsaEncryptionEncoder ‪$encoder = null)

    {

        $this->encoder = ‪$encoder ?: GeneralUtility::makeInstance(RsaEncryptionEncoder::class);

    }


    public function ‪processRequest(ServerRequestInterface $request): ResponseInterface

    {

        $keyPair = $this->encoder->getRsaPublicKey();


        if ($keyPair === null) {

            // add a HTTP 500 error code, if an error occurred

            return new ‪JsonResponse(null, 500);

        }


        switch ($request->getHeaderLine('content-type')) {

            case 'application/json':

                $data = [

                    'publicKeyModulus' => $keyPair->getPublicKeyModulus(),

                    'exponent' => sprintf('%x', $keyPair->getExponent()),

                ];

                $response = new ‪JsonResponse($data);

                break;


            default:

                trigger_error('Requesting RSA public keys without "Content-Type: application/json" will be removed in TYPO3 v10.0. Add this header to your AJAX request.', E_USER_DEPRECATED);


                $content = $keyPair->getPublicKeyModulus() . ':' . sprintf('%x', $keyPair->getExponent()) . ':';

                $response = new ‪Response('php://temp', 200, ['Content-Type' => 'application/json; charset=utf-8']);

                $response->getBody()->write($content);

                break;

        }


        return $response;

    }

}