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1<?php
2
3/**
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; under version 2
7 * of the License (non-upgradable).
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
17 *
18 * Copyright (c) 2020 (original work) Open Assessment Technologies SA;
19 */
20
21declare(strict_types=1);
22
23namespace oat\taoLti\models\classes\Platform\Service;
24
25use OAT\Library\Lti1p3Core\Security\Key\Key;
26use OAT\Library\Lti1p3Core\Security\Key\KeyChain;
27use OAT\Library\Lti1p3Core\Security\Key\KeyChainInterface;
28use oat\oatbox\service\ConfigurableService;
29use oat\taoLti\models\classes\Security\DataAccess\Repository\PlatformKeyChainRepository;
30
31class OpenSslKeyChainGenerator extends ConfigurableService implements KeyChainGeneratorInterface
32{
33    public function generate(
34        string $id = PlatformKeyChainRepository::OPTION_DEFAULT_KEY_ID,
35        string $name = PlatformKeyChainRepository::OPTION_DEFAULT_KEY_NAME,
36        ?string $passPhrase = null
37    ): KeyChainInterface {
38        $resource = openssl_pkey_new($this->getOption(self::OPTION_DATA_STORE));
39        openssl_pkey_export($resource, $privateKey, $passPhrase);
40        $publicKey = openssl_pkey_get_details($resource);
41
42        return new KeyChain(
43            $id,
44            $name,
45            new Key($publicKey['key']),
46            new Key($privateKey, $passPhrase)
47        );
48    }
49}