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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 | |
| 21 | declare(strict_types=1); |
| 22 | |
| 23 | namespace oat\taoLti\models\classes\Security\DataAccess\Repository; |
| 24 | |
| 25 | use OAT\Library\Lti1p3Core\Security\Jwks\Exporter\Jwk\JwkExporterInterface; |
| 26 | use OAT\Library\Lti1p3Core\Security\Jwks\Exporter\Jwk\JwkRS256Exporter; |
| 27 | use OAT\Library\Lti1p3Core\Security\Key\Key; |
| 28 | use OAT\Library\Lti1p3Core\Security\Key\KeyChain; |
| 29 | use OAT\Library\Lti1p3Core\Security\Key\KeyChainRepositoryInterface; |
| 30 | use oat\oatbox\service\ConfigurableService; |
| 31 | use oat\tao\model\security\Business\Contract\JwksRepositoryInterface; |
| 32 | use oat\tao\model\security\Business\Domain\Key\Jwk; |
| 33 | use oat\tao\model\security\Business\Domain\Key\Jwks; |
| 34 | use oat\tao\model\security\Business\Domain\Key\KeyChainQuery; |
| 35 | |
| 36 | class PlatformJwksRepository extends ConfigurableService implements JwksRepositoryInterface |
| 37 | { |
| 38 | /** @var JwkExporterInterface */ |
| 39 | private $jwksExporter; |
| 40 | |
| 41 | public function find(): Jwks |
| 42 | { |
| 43 | $collection = $this->getKeyChainRepository() |
| 44 | ->findAll(new KeyChainQuery()) |
| 45 | ->getKeyChains(); |
| 46 | |
| 47 | $jwkList = []; |
| 48 | $exporter = $this->getJwksExporter(); |
| 49 | |
| 50 | foreach ($collection as $key) { |
| 51 | $keyChain = new KeyChain( |
| 52 | $key->getIdentifier(), |
| 53 | $key->getName(), |
| 54 | new Key($key->getPublicKey()->getValue()) |
| 55 | ); |
| 56 | |
| 57 | $exported = $exporter->export($keyChain); |
| 58 | |
| 59 | $jwkList[] = new Jwk( |
| 60 | $exported['kty'], |
| 61 | $exported['e'], |
| 62 | $exported['n'], |
| 63 | $exported['kid'], |
| 64 | $exported['alg'], |
| 65 | $exported['use'] |
| 66 | ); |
| 67 | } |
| 68 | |
| 69 | return new Jwks(...$jwkList); |
| 70 | } |
| 71 | |
| 72 | public function withJwksExporter(JwkExporterInterface $jwksExporter): self |
| 73 | { |
| 74 | $this->jwksExporter = $jwksExporter; |
| 75 | |
| 76 | return $this; |
| 77 | } |
| 78 | |
| 79 | private function getJwksExporter(): JwkExporterInterface |
| 80 | { |
| 81 | return $this->jwksExporter ?? new JwkRS256Exporter(); |
| 82 | } |
| 83 | |
| 84 | private function getKeyChainRepository(): PlatformKeyChainRepository |
| 85 | { |
| 86 | return $this->getServiceLocator()->get(PlatformKeyChainRepository::SERVICE_ID); |
| 87 | } |
| 88 | } |