Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
100.00% |
27 / 27 |
|
100.00% |
3 / 3 |
CRAP | |
100.00% |
1 / 1 |
| CacheSettingsResolver | |
100.00% |
27 / 27 |
|
100.00% |
3 / 3 |
9 | |
100.00% |
1 / 1 |
| __construct | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| resolve | |
100.00% |
24 / 24 |
|
100.00% |
1 / 1 |
6 | |||
| normalizeRedisPrefix | |
100.00% |
2 / 2 |
|
100.00% |
1 / 1 |
2 | |||
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Resolves cache settings from database configuration values. |
| 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 2026-03-16 |
| 16 | */ |
| 17 | |
| 18 | declare(strict_types=1); |
| 19 | |
| 20 | namespace phpMyFAQ\Cache; |
| 21 | |
| 22 | use phpMyFAQ\Configuration\Storage\DatabaseConfigurationStore; |
| 23 | |
| 24 | readonly class CacheSettingsResolver |
| 25 | { |
| 26 | private const string DEFAULT_ADAPTER = 'filesystem'; |
| 27 | private const string DEFAULT_REDIS_DSN = 'redis://redis:6379/2'; |
| 28 | private const string DEFAULT_REDIS_PREFIX = 'pmf_cache_'; |
| 29 | private const float DEFAULT_CONNECT_TIMEOUT = 1.0; |
| 30 | private const int DEFAULT_TTL = 3600; |
| 31 | |
| 32 | public function __construct( |
| 33 | private DatabaseConfigurationStore $databaseConfigurationStore, |
| 34 | ) { |
| 35 | } |
| 36 | |
| 37 | public function resolve(): CacheSettings |
| 38 | { |
| 39 | $values = $this->databaseConfigurationStore->fetchValues([ |
| 40 | 'storage.cacheAdapter', |
| 41 | 'storage.cacheRedisDsn', |
| 42 | 'storage.cacheRedisPrefix', |
| 43 | 'storage.cacheRedisConnectTimeout', |
| 44 | 'storage.cacheDefaultTtl', |
| 45 | ]); |
| 46 | |
| 47 | $adapter = trim($values['storage.cacheAdapter'] ?? ''); |
| 48 | if (!in_array($adapter, ['filesystem', 'redis'], strict: true)) { |
| 49 | $adapter = self::DEFAULT_ADAPTER; |
| 50 | } |
| 51 | |
| 52 | $redisDsn = trim($values['storage.cacheRedisDsn'] ?? ''); |
| 53 | if ($redisDsn === '') { |
| 54 | $redisDsn = self::DEFAULT_REDIS_DSN; |
| 55 | } |
| 56 | |
| 57 | $redisPrefix = trim($values['storage.cacheRedisPrefix'] ?? ''); |
| 58 | if ($redisPrefix === '') { |
| 59 | $redisPrefix = self::DEFAULT_REDIS_PREFIX; |
| 60 | } |
| 61 | $redisPrefix = $this->normalizeRedisPrefix($redisPrefix); |
| 62 | |
| 63 | $connectTimeout = (float) ($values['storage.cacheRedisConnectTimeout'] ?? ''); |
| 64 | if ($connectTimeout <= 0) { |
| 65 | $connectTimeout = self::DEFAULT_CONNECT_TIMEOUT; |
| 66 | } |
| 67 | |
| 68 | $defaultTtl = (int) ($values['storage.cacheDefaultTtl'] ?? ''); |
| 69 | if ($defaultTtl <= 0) { |
| 70 | $defaultTtl = self::DEFAULT_TTL; |
| 71 | } |
| 72 | |
| 73 | return new CacheSettings($adapter, $redisDsn, $redisPrefix, $connectTimeout, $defaultTtl); |
| 74 | } |
| 75 | |
| 76 | private function normalizeRedisPrefix(string $redisPrefix): string |
| 77 | { |
| 78 | $normalizedPrefix = preg_replace('/[^-+_.A-Za-z0-9]/', replacement: '_', subject: $redisPrefix) ?? ''; |
| 79 | |
| 80 | return trim($normalizedPrefix, characters: '_') !== '' ? $normalizedPrefix : self::DEFAULT_REDIS_PREFIX; |
| 81 | } |
| 82 | } |