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<?php |
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namespace kalanis\kw_forms\Cache; |
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use kalanis\kw_forms\Cache\Formats\Serialize; |
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use kalanis\kw_forms\Interfaces\ICachedFormat; |
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use kalanis\kw_storage\Interfaces\ITarget; |
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use kalanis\kw_storage\StorageException; |
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class Storage |
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{ |
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protected ?ITarget $target = null; |
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protected Key $key; |
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protected ICachedFormat $format; |
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public function __construct(?ITarget $target = null, ?ICachedFormat $format = null) |
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{ |
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$this->target = $target; |
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$this->key = new Key(); |
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$this->format = $format ?: new Serialize(); |
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} |
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public function setAlias(string $alias = ''): void |
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{ |
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$this->key->setAlias($alias); |
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} |
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/** |
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* Check if data are stored |
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* @throws StorageException |
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* @return bool |
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*/ |
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public function isStored(): bool |
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{ |
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if (!$this->target) { |
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return false; |
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} |
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return $this->target->exists($this->key->fromSharedKey('')); |
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} |
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/** |
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* Save form data into storage |
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* @param array<string, string|int|float|bool|null> $values |
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* @param int|null $timeout |
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* @throws StorageException |
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* @return bool |
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*/ |
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public function store(array $values, ?int $timeout = null): bool |
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{ |
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if (!$this->target) { |
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return false; |
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} |
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return $this->target->save($this->key->fromSharedKey(''), $this->format->pack($values), $timeout); |
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} |
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/** |
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* Read data from storage |
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* @throws StorageException |
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* @return array<string, string|int|float|bool|null> |
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*/ |
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public function load(): array |
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{ |
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if (!$this->target) { |
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return []; |
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} |
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return $this->format->unpack($this->target->load($this->key->fromSharedKey(''))); |
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} |
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/** |
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* Remove data from storage |
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* @throws StorageException |
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* @return bool |
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*/ |
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public function delete(): bool |
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{ |
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if (!$this->target) { |
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return false; |
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} |
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return $this->target->remove($this->key->fromSharedKey('')); |
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} |
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} |
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alex-kalanis /
kw_forms
