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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\Cache;
- use Psr\Cache\CacheException as Psr6CacheException;
- use Psr\Cache\CacheItemPoolInterface;
- use Psr\SimpleCache\CacheException as SimpleCacheException;
- use Psr\SimpleCache\CacheInterface;
- use Symfony\Component\Cache\Adapter\AdapterInterface;
- use Symfony\Component\Cache\Exception\InvalidArgumentException;
- use Symfony\Component\Cache\Traits\ProxyTrait;
- /**
- * Turns a PSR-6 cache into a PSR-16 one.
- *
- * @author Nicolas Grekas <p@tchwork.com>
- */
- class Psr16Cache implements CacheInterface, PruneableInterface, ResettableInterface
- {
- use ProxyTrait;
- private const METADATA_EXPIRY_OFFSET = 1527506807;
- private $createCacheItem;
- private $cacheItemPrototype;
- public function __construct(CacheItemPoolInterface $pool)
- {
- $this->pool = $pool;
- if (!$pool instanceof AdapterInterface) {
- return;
- }
- $cacheItemPrototype = &$this->cacheItemPrototype;
- $createCacheItem = \Closure::bind(
- static function ($key, $value, $allowInt = false) use (&$cacheItemPrototype) {
- $item = clone $cacheItemPrototype;
- $item->key = $allowInt && \is_int($key) ? (string) $key : CacheItem::validateKey($key);
- $item->value = $value;
- $item->isHit = false;
- return $item;
- },
- null,
- CacheItem::class
- );
- $this->createCacheItem = function ($key, $value, $allowInt = false) use ($createCacheItem) {
- if (null === $this->cacheItemPrototype) {
- $this->get($allowInt && \is_int($key) ? (string) $key : $key);
- }
- $this->createCacheItem = $createCacheItem;
- return $createCacheItem($key, null, $allowInt)->set($value);
- };
- }
- /**
- * {@inheritdoc}
- */
- public function get($key, $default = null)
- {
- try {
- $item = $this->pool->getItem($key);
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- if (null === $this->cacheItemPrototype) {
- $this->cacheItemPrototype = clone $item;
- $this->cacheItemPrototype->set(null);
- }
- return $item->isHit() ? $item->get() : $default;
- }
- /**
- * {@inheritdoc}
- *
- * @return bool
- */
- public function set($key, $value, $ttl = null)
- {
- try {
- if (null !== $f = $this->createCacheItem) {
- $item = $f($key, $value);
- } else {
- $item = $this->pool->getItem($key)->set($value);
- }
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- if (null !== $ttl) {
- $item->expiresAfter($ttl);
- }
- return $this->pool->save($item);
- }
- /**
- * {@inheritdoc}
- *
- * @return bool
- */
- public function delete($key)
- {
- try {
- return $this->pool->deleteItem($key);
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- }
- /**
- * {@inheritdoc}
- *
- * @return bool
- */
- public function clear()
- {
- return $this->pool->clear();
- }
- /**
- * {@inheritdoc}
- *
- * @return iterable
- */
- public function getMultiple($keys, $default = null)
- {
- if ($keys instanceof \Traversable) {
- $keys = iterator_to_array($keys, false);
- } elseif (!\is_array($keys)) {
- throw new InvalidArgumentException(sprintf('Cache keys must be array or Traversable, "%s" given.', \is_object($keys) ? \get_class($keys) : \gettype($keys)));
- }
- try {
- $items = $this->pool->getItems($keys);
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- $values = [];
- if (!$this->pool instanceof AdapterInterface) {
- foreach ($items as $key => $item) {
- $values[$key] = $item->isHit() ? $item->get() : $default;
- }
- return $values;
- }
- foreach ($items as $key => $item) {
- if (!$item->isHit()) {
- $values[$key] = $default;
- continue;
- }
- $values[$key] = $item->get();
- if (!$metadata = $item->getMetadata()) {
- continue;
- }
- unset($metadata[CacheItem::METADATA_TAGS]);
- if ($metadata) {
- $values[$key] = ["\x9D".pack('VN', (int) (0.1 + $metadata[CacheItem::METADATA_EXPIRY] - self::METADATA_EXPIRY_OFFSET), $metadata[CacheItem::METADATA_CTIME])."\x5F" => $values[$key]];
- }
- }
- return $values;
- }
- /**
- * {@inheritdoc}
- *
- * @return bool
- */
- public function setMultiple($values, $ttl = null)
- {
- $valuesIsArray = \is_array($values);
- if (!$valuesIsArray && !$values instanceof \Traversable) {
- throw new InvalidArgumentException(sprintf('Cache values must be array or Traversable, "%s" given.', \is_object($values) ? \get_class($values) : \gettype($values)));
- }
- $items = [];
- try {
- if (null !== $f = $this->createCacheItem) {
- $valuesIsArray = false;
- foreach ($values as $key => $value) {
- $items[$key] = $f($key, $value, true);
- }
- } elseif ($valuesIsArray) {
- $items = [];
- foreach ($values as $key => $value) {
- $items[] = (string) $key;
- }
- $items = $this->pool->getItems($items);
- } else {
- foreach ($values as $key => $value) {
- if (\is_int($key)) {
- $key = (string) $key;
- }
- $items[$key] = $this->pool->getItem($key)->set($value);
- }
- }
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- $ok = true;
- foreach ($items as $key => $item) {
- if ($valuesIsArray) {
- $item->set($values[$key]);
- }
- if (null !== $ttl) {
- $item->expiresAfter($ttl);
- }
- $ok = $this->pool->saveDeferred($item) && $ok;
- }
- return $this->pool->commit() && $ok;
- }
- /**
- * {@inheritdoc}
- *
- * @return bool
- */
- public function deleteMultiple($keys)
- {
- if ($keys instanceof \Traversable) {
- $keys = iterator_to_array($keys, false);
- } elseif (!\is_array($keys)) {
- throw new InvalidArgumentException(sprintf('Cache keys must be array or Traversable, "%s" given.', \is_object($keys) ? \get_class($keys) : \gettype($keys)));
- }
- try {
- return $this->pool->deleteItems($keys);
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- }
- /**
- * {@inheritdoc}
- *
- * @return bool
- */
- public function has($key)
- {
- try {
- return $this->pool->hasItem($key);
- } catch (SimpleCacheException $e) {
- throw $e;
- } catch (Psr6CacheException $e) {
- throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
- }
- }
- }
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