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<?php |
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/* |
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* This file is part of the Veslo project <https://github.com/symfony-doge/veslo>. |
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* |
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* (C) 2019 Pavel Petrov <[email protected]>. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @license https://opensource.org/licenses/GPL-3.0 GPL-3.0 |
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*/ |
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declare(strict_types=1); |
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namespace Veslo\AppBundle\Cache\Cacher; |
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use Symfony\Component\Cache\Adapter\AdapterInterface; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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use Veslo\AppBundle\Cache\CacherInterface; |
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/** |
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* Uses the PSR-6 interface to manage cache items |
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* |
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* Note: it is designed mostly as DRY shortcut for sharing a single cache instance between multiple services. |
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* You should consider to use the AdapterInterface directly if no sync between multiple services is required |
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* |
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* @see PSR-6 https://github.com/php-fig/cache/blob/master/src/CacheItemPoolInterface.php |
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*/ |
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class Psr6Cacher implements CacherInterface |
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{ |
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/** |
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* Cache instance for shared manipulation |
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* |
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* @var AdapterInterface |
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*/ |
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private $cache; |
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/** |
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* Cacher options |
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* |
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* @var array |
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*/ |
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private $options; |
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/** |
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* Cacher constructor. |
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* |
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* @param AdapterInterface $cache Cache instance for shared manipulation |
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* @param array $options Options for Cacher |
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*/ |
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public function __construct(AdapterInterface $cache, array $options) |
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{ |
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$this->cache = $cache; |
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$optionsResolver = new OptionsResolver(); |
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$this->configureOptions($optionsResolver); |
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$this->options = $optionsResolver->resolve($options); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function save($value): bool |
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{ |
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$cacheKey = $this->options['key']; |
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$cacheItem = $this->cache->getItem($cacheKey); |
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$cacheItem->set($value); |
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$cacheLifetime = $this->options['lifetime']; |
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$cacheItem->expiresAfter($cacheLifetime); |
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return $this->cache->save($cacheItem); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function get() |
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{ |
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$cacheKey = $this->options['key']; |
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$cacheItem = $this->cache->getItem($cacheKey); |
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return $cacheItem->isHit() ? $cacheItem->get() : null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function invalidate(): bool |
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{ |
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return $this->cache->deleteItem($this->options['key']); |
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} |
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/** |
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* Configures Cacher options |
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* |
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* @param OptionsResolver $optionsResolver Validates options and merges them with default values |
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* |
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* @return void |
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*/ |
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protected function configureOptions(OptionsResolver $optionsResolver): void |
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{ |
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$optionsResolver->setDefaults( |
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[ |
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'key' => null, |
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'lifetime' => null, |
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] |
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); |
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$optionsResolver->setRequired(['key']); |
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} |
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} |
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symfony-doge /
veslo
