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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() : $default; } /* * {@inheritdoc} / public function set($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} / 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} / public function clear() { return $this->pool->clear(); } /* * {@inheritdoc} / public function getMultiple($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 $values; } /* * {@inheritdoc} / public function setMultiple($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() && $ok; } /* * {@inheritdoc} / public function deleteMultiple($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(), $e); } } /* * {@inheritdoc} */ public function has($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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