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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * OAuth2 client repository. |
| 5 | * |
| 6 | * This Source Code Form is subject to the terms of the Mozilla Public License, |
| 7 | * v. 2.0. If a copy of the MPL was not distributed with this file, You can |
| 8 | * obtain one at https://mozilla.org/MPL/2.0/. |
| 9 | * |
| 10 | * @package phpMyFAQ |
| 11 | * @author Thorsten Rinne <thorsten@phpmyfaq.de> |
| 12 | * @copyright 2026 phpMyFAQ Team |
| 13 | * @license https://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
| 14 | * @link https://www.phpmyfaq.de |
| 15 | * @since 2026-02-09 |
| 16 | */ |
| 17 | |
| 18 | declare(strict_types=1); |
| 19 | |
| 20 | namespace phpMyFAQ\Auth\OAuth2\Repository; |
| 21 | |
| 22 | use League\OAuth2\Server\Entities\ClientEntityInterface; |
| 23 | use League\OAuth2\Server\Repositories\ClientRepositoryInterface; |
| 24 | use phpMyFAQ\Auth\OAuth2\Entity\ClientEntity; |
| 25 | |
| 26 | final class ClientRepository extends AbstractRepository implements ClientRepositoryInterface |
| 27 | { |
| 28 | public function getClientEntity(string $clientIdentifier): ?ClientEntityInterface |
| 29 | { |
| 30 | $query = sprintf( |
| 31 | "SELECT client_id, client_secret, name, redirect_uri, grants, is_confidential |
| 32 | FROM %s |
| 33 | WHERE client_id = '%s'", |
| 34 | $this->table('faqoauth_clients'), |
| 35 | $this->db()->escape($clientIdentifier), |
| 36 | ); |
| 37 | |
| 38 | $result = $this->db()->query($query); |
| 39 | if ($result === false) { |
| 40 | return null; |
| 41 | } |
| 42 | |
| 43 | $row = $this->db()->fetchObject($result); |
| 44 | if (!is_object($row)) { |
| 45 | return null; |
| 46 | } |
| 47 | |
| 48 | $clientIdentifier = (string) $row->client_id; |
| 49 | if ($clientIdentifier === '') { |
| 50 | return null; |
| 51 | } |
| 52 | |
| 53 | $entity = new ClientEntity(); |
| 54 | $entity->setIdentifier($clientIdentifier); |
| 55 | $entity->secret = $row->client_secret !== null ? (string) $row->client_secret : null; |
| 56 | $entity->setName((string) ($row->name ?? $row->client_id)); |
| 57 | $entity->setRedirectUri((string) ($row->redirect_uri ?? '')); |
| 58 | $entity->setConfidential((int) ($row->is_confidential ?? 1) === 1); |
| 59 | |
| 60 | $grants = array_filter(array_map('trim', explode(',', (string) ($row->grants ?? '')))); |
| 61 | $entity->allowedGrants = array_values($grants); |
| 62 | |
| 63 | return $entity; |
| 64 | } |
| 65 | |
| 66 | public function validateClient( |
| 67 | string $clientIdentifier, |
| 68 | #[\SensitiveParameter] |
| 69 | ?string $clientSecret, |
| 70 | ?string $grantType, |
| 71 | ): bool { |
| 72 | $client = $this->getClientEntity($clientIdentifier); |
| 73 | if (!$client instanceof ClientEntity) { |
| 74 | return false; |
| 75 | } |
| 76 | |
| 77 | if ($grantType !== null && !$client->supportsGrantType($grantType)) { |
| 78 | return false; |
| 79 | } |
| 80 | |
| 81 | if (!$client->isConfidential()) { |
| 82 | return true; |
| 83 | } |
| 84 | |
| 85 | $storedSecret = $client->secret; |
| 86 | if ($storedSecret === null || $clientSecret === null) { |
| 87 | return false; |
| 88 | } |
| 89 | |
| 90 | $passwordInfo = password_get_info($storedSecret); |
| 91 | if (($passwordInfo['algoName'] ?? 'unknown') !== 'unknown') { |
| 92 | return password_verify($clientSecret, $storedSecret); |
| 93 | } |
| 94 | |
| 95 | return hash_equals($storedSecret, $clientSecret); |
| 96 | } |
| 97 | } |