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<?php |
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declare(strict_types=1); |
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namespace Spiral\Cache\Storage; |
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use Psr\SimpleCache\CacheInterface; |
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use Spiral\Files\Exception\FileNotFoundException; |
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use Spiral\Files\FilesInterface; |
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final class FileStorage implements CacheInterface |
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{ |
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use InteractsWithTime; |
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public function __construct( |
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private readonly FilesInterface $files, |
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private readonly string $path, |
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private readonly int $ttl = 2_592_000 |
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) { |
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} |
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public function get(string $key, mixed $default = null): mixed |
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{ |
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return $this->getPayload($key)['value'] ?? $default; |
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} |
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public function set(string $key, mixed $value, null|int|\DateInterval|\DateTimeInterface $ttl = null): bool |
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{ |
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return $this->files->write( |
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$this->makePath($key), |
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$this->ttlToTimestamp($ttl) . \serialize($value), |
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null, |
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true |
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); |
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} |
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public function delete(string $key): bool |
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{ |
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if ($this->has($key)) { |
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return $this->files->delete($this->makePath($key)); |
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} |
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return false; |
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} |
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public function clear(): bool |
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{ |
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if (!$this->files->isDirectory($this->path)) { |
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return false; |
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} |
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$this->files->deleteDirectory($this->path); |
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return true; |
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} |
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public function getMultiple(iterable $keys, mixed $default = null): iterable |
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{ |
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$result = []; |
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foreach ($keys as $key) { |
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$result[$key] = $this->get($key, $default); |
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} |
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return $result; |
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} |
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public function setMultiple(iterable $values, null|int|\DateInterval|\DateTimeInterface $ttl = null): bool |
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{ |
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$state = null; |
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foreach ($values as $key => $value) { |
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$result = $this->set($key, $value, $ttl); |
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$state = \is_null($state) ? $result : $result && $state; |
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} |
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return $state ?: false; |
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} |
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public function deleteMultiple(iterable $keys): bool |
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{ |
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$state = null; |
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foreach ($keys as $key) { |
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$result = $this->delete($key); |
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$state = \is_null($state) ? $result : $result && $state; |
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} |
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return $state ?: false; |
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} |
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public function has(string $key): bool |
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{ |
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return $this->files->exists($this->makePath($key)); |
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} |
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/** |
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* Make the full path for the given cache key. |
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*/ |
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protected function makePath(string $key): string |
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{ |
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$parts = \array_slice(\str_split($hash = \sha1($key), 2), 0, 2); |
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return $this->path . '/' . \implode('/', $parts) . '/' . $hash; |
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} |
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/** |
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* Retrieve an item and expiry time from the cache by key. |
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*/ |
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protected function getPayload(string $key): array |
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{ |
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$path = $this->makePath($key); |
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try { |
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$expire = (int) \substr( |
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$contents = $this->files->read($path), |
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0, |
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5 |
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10 |
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); |
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} catch (FileNotFoundException) { |
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return $this->makeEmptyPayload(); |
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} |
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4 |
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if (\time() >= $expire) { |
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$this->delete($key); |
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return $this->makeEmptyPayload(); |
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} |
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try { |
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$data = \unserialize(\substr($contents, 10)); |
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} catch (\Exception) { |
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$this->delete($key); |
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return $this->makeEmptyPayload(); |
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} |
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2 |
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$time = $expire - \time(); |
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return ['value' => $data, 'timestamp' => $time]; |
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} |
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/** |
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* Make a default empty payload for the cache. |
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*/ |
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4 |
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protected function makeEmptyPayload(): array |
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{ |
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4 |
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return ['value' => null, 'timestamp' => null]; |
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} |
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} |
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spiral /
framework
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