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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\Simple; use Psr\SimpleCache\CacheInterface as Psr16CacheInterface; use Symfony\Component\Cache\Adapter\PhpArrayAdapter; use Symfony\Component\Cache\Exception\InvalidArgumentException; use Symfony\Component\Cache\PruneableInterface; use Symfony\Component\Cache\ResettableInterface; use Symfony\Component\Cache\Traits\PhpArrayTrait; use Symfony\Contracts\Cache\CacheInterface; @trigger_error(sprintf('The "%s" class is deprecated since Symfony 4.3, use "%s" and type-hint for "%s" instead.', PhpArrayCache::class, PhpArrayAdapter::class, CacheInterface::class), E_USER_DEPRECATED); /** * @deprecated since Symfony 4.3, use PhpArrayAdapter and type-hint for CacheInterface instead. */ class PhpArrayCache implements Psr16CacheInterface, PruneableInterface, ResettableInterface { use PhpArrayTrait; /** * @param string $file The PHP file were values are cached * @param Psr16CacheInterface $fallbackPool A pool to fallback on when an item is not hit */ public function __construct(string $file, Psr16CacheInterface $fallbackPool) { $this->file = $file; $this->pool = $fallbackPool; } /** * This adapter takes advantage of how PHP stores arrays in its latest versions. * * @param string $file The PHP file were values are cached * @param CacheInterface $fallbackPool A pool to fallback on when an item is not hit * * @return Psr16CacheInterface */ public static function create($file, Psr16CacheInterface $fallbackPool) { return new static($file, $fallbackPool); } /** * {@inheritdoc} */ public function get($key, $default = null) { if (!\is_string($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } if (null === $this->values) { $this->initialize(); } if (!isset($this->keys[$key])) { return $this->pool->get($key, $default); } $value = $this->values[$this->keys[$key]]; if ('N;' === $value) { return null; } if ($value instanceof \Closure) { try { return $value(); } catch (\Throwable $e) { return $default; } } return $value; } /** * {@inheritdoc} * * @return iterable */ public function getMultiple($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))); } foreach ($keys as $key) { if (!\is_string($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } } if (null === $this->values) { $this->initialize(); } return $this->generateItems($keys, $default); } /** * {@inheritdoc} * * @return bool */ public function has($key) { if (!\is_string($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } if (null === $this->values) { $this->initialize(); } return isset($this->keys[$key]) || $this->pool->has($key); } /** * {@inheritdoc} * * @return bool */ public function delete($key) { if (!\is_string($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } if (null === $this->values) { $this->initialize(); } return !isset($this->keys[$key]) && $this->pool->delete($key); } /** * {@inheritdoc} * * @return bool */ public function deleteMultiple($keys) { if (!\is_array($keys) && !$keys instanceof \Traversable) { throw new InvalidArgumentException(sprintf('Cache keys must be array or Traversable, "%s" given', \is_object($keys) ? \get_class($keys) : \gettype($keys))); } $deleted = true; $fallbackKeys = []; foreach ($keys as $key) { if (!\is_string($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } if (isset($this->keys[$key])) { $deleted = false; } else { $fallbackKeys[] = $key; } } if (null === $this->values) { $this->initialize(); } if ($fallbackKeys) { $deleted = $this->pool->deleteMultiple($fallbackKeys) && $deleted; } return $deleted; } /** * {@inheritdoc} * * @return bool */ public function set($key, $value, $ttl = null) { if (!\is_string($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } if (null === $this->values) { $this->initialize(); } return !isset($this->keys[$key]) && $this->pool->set($key, $value, $ttl); } /** * {@inheritdoc} * * @return bool */ public function setMultiple($values, $ttl = null) { if (!\is_array($values) && !$values instanceof \Traversable) { throw new InvalidArgumentException(sprintf('Cache values must be array or Traversable, "%s" given', \is_object($values) ? \get_class($values) : \gettype($values))); } $saved = true; $fallbackValues = []; foreach ($values as $key => $value) { if (!\is_string($key) && !\is_int($key)) { throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key))); } if (isset($this->keys[$key])) { $saved = false; } else { $fallbackValues[$key] = $value; } } if ($fallbackValues) { $saved = $this->pool->setMultiple($fallbackValues, $ttl) && $saved; } return $saved; } private function generateItems(array $keys, $default): iterable { $fallbackKeys = []; foreach ($keys as $key) { if (isset($this->keys[$key])) { $value = $this->values[$this->keys[$key]]; if ('N;' === $value) { yield $key => null; } elseif ($value instanceof \Closure) { try { yield $key => $value(); } catch (\Throwable $e) { yield $key => $default; } } else { yield $key => $value; } } else { $fallbackKeys[] = $key; } } if ($fallbackKeys) { yield from $this->pool->getMultiple($fallbackKeys, $default); } } }