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| 1 | <?php |
| 2 | |
| 3 | // ╔════════════════════════════════════════════════════════════╗ |
| 4 | // ║ MIT Licence (#Expat) - https://opensource.org/licenses/MIT ║ |
| 5 | // ║ Copyright 2026 Frederic Poeydomenge <dyno@phexium.com> ║ |
| 6 | // ╚════════════════════════════════════════════════════════════╝ |
| 7 | |
| 8 | declare(strict_types=1); |
| 9 | |
| 10 | namespace Phexium\Plugin\Cache\Adapter; |
| 11 | |
| 12 | use DateInterval; |
| 13 | use DateTimeImmutable; |
| 14 | use Override; |
| 15 | use Phexium\Plugin\Cache\Port\CacheInterface; |
| 16 | use Redis; |
| 17 | |
| 18 | final readonly class RedisCache implements CacheInterface |
| 19 | { |
| 20 | public function __construct( |
| 21 | private Redis $redis, |
| 22 | private array|bool $allowedClasses = [], |
| 23 | ) {} |
| 24 | |
| 25 | #[Override] |
| 26 | public function get(string $key, mixed $default = null): mixed |
| 27 | { |
| 28 | $value = $this->redis->get($key); |
| 29 | |
| 30 | if ($value === false && !$this->has($key)) { |
| 31 | return $default; |
| 32 | } |
| 33 | |
| 34 | return unserialize($value, ['allowed_classes' => $this->allowedClasses]); |
| 35 | } |
| 36 | |
| 37 | #[Override] |
| 38 | public function set(string $key, mixed $value, DateInterval|int|null $ttl = null): bool |
| 39 | { |
| 40 | $ttlMilliseconds = $this->normalizeTtl($ttl); |
| 41 | |
| 42 | if ($ttlMilliseconds !== null && $ttlMilliseconds <= 0) { |
| 43 | $this->delete($key); |
| 44 | |
| 45 | return true; |
| 46 | } |
| 47 | |
| 48 | $serialized = serialize($value); |
| 49 | |
| 50 | if ($ttlMilliseconds === null) { |
| 51 | return $this->redis->set($key, $serialized); |
| 52 | } |
| 53 | |
| 54 | return $this->redis->psetex($key, $ttlMilliseconds, $serialized); |
| 55 | } |
| 56 | |
| 57 | #[Override] |
| 58 | public function has(string $key): bool |
| 59 | { |
| 60 | return $this->redis->exists($key) > 0; |
| 61 | } |
| 62 | |
| 63 | #[Override] |
| 64 | public function delete(string $key): bool |
| 65 | { |
| 66 | return $this->redis->del($key) > 0; |
| 67 | } |
| 68 | |
| 69 | #[Override] |
| 70 | public function clear(): bool |
| 71 | { |
| 72 | return $this->redis->flushDB(); |
| 73 | } |
| 74 | |
| 75 | #[Override] |
| 76 | public function getMultiple(iterable $keys, mixed $default = null): iterable |
| 77 | { |
| 78 | $result = []; |
| 79 | |
| 80 | foreach ($keys as $key) { |
| 81 | $result[$key] = $this->get($key, $default); |
| 82 | } |
| 83 | |
| 84 | return $result; |
| 85 | } |
| 86 | |
| 87 | #[Override] |
| 88 | public function setMultiple(iterable $values, DateInterval|int|null $ttl = null): bool |
| 89 | { |
| 90 | foreach ($values as $key => $value) { |
| 91 | $this->set($key, $value, $ttl); |
| 92 | } |
| 93 | |
| 94 | return true; |
| 95 | } |
| 96 | |
| 97 | #[Override] |
| 98 | public function deleteMultiple(iterable $keys): bool |
| 99 | { |
| 100 | foreach ($keys as $key) { |
| 101 | $this->delete($key); |
| 102 | } |
| 103 | |
| 104 | return true; |
| 105 | } |
| 106 | |
| 107 | private function normalizeTtl(DateInterval|int|null $ttl): ?int |
| 108 | { |
| 109 | if ($ttl === null) { |
| 110 | return null; |
| 111 | } |
| 112 | |
| 113 | if ($ttl instanceof DateInterval) { |
| 114 | $now = new DateTimeImmutable(); |
| 115 | $future = $now->add($ttl); |
| 116 | |
| 117 | $nowMicroseconds = (int) $now->format('Uu'); |
| 118 | $futureMicroseconds = (int) $future->format('Uu'); |
| 119 | |
| 120 | return (int) (($futureMicroseconds - $nowMicroseconds) / 1000); |
| 121 | } |
| 122 | |
| 123 | return $ttl * 1000; |
| 124 | } |
| 125 | } |