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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\Log\LoggerAwareInterface;
use Psr\SimpleCache\CacheInterface as Psr16CacheInterface;
use Symfony\Component\Cache\Adapter\ArrayAdapter;
use Symfony\Component\Cache\CacheItem;
use Symfony\Component\Cache\Exception\InvalidArgumentException;
use Symfony\Component\Cache\ResettableInterface;
use Symfony\Component\Cache\Traits\ArrayTrait;
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.', ArrayCache::class, ArrayAdapter::class, CacheInterface::class), \E_USER_DEPRECATED);
/**
* @deprecated since Symfony 4.3, use ArrayAdapter and type-hint for CacheInterface instead.
*/
class ArrayCache implements Psr16CacheInterface, LoggerAwareInterface, ResettableInterface
{
use ArrayTrait {
ArrayTrait::deleteItem as delete;
ArrayTrait::hasItem as has;
}
private $defaultLifetime;
/**
* @param bool $storeSerialized Disabling serialization can lead to cache corruptions when storing mutable values but increases performance otherwise
*/
public function __construct(int $defaultLifetime = 0, bool $storeSerialized = true)
{
$this->defaultLifetime = $defaultLifetime;
$this->storeSerialized = $storeSerialized;
}
/**
* {@inheritdoc}
*/
public function get($key, $default = null)
{
if (!\is_string($key) || !isset($this->expiries[$key])) {
CacheItem::validateKey($key);
}
if (!$isHit = isset($this->expiries[$key]) && ($this->expiries[$key] > microtime(true) || !$this->delete($key))) {
$this->values[$key] = null;
return $default;
}
if (!$this->storeSerialized) {
return $this->values[$key];
}
$value = $this->unfreeze($key, $isHit);
return $isHit ? $value : $default;
}
/**
* {@inheritdoc}
*
* @return iterable
*/
public function getMultiple($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) || !isset($this->expiries[$key])) {
CacheItem::validateKey($key);
}
}
return $this->generateItems($keys, microtime(true), function ($k, $v, $hit) use ($default) { return $hit ? $v : $default; });
}
/**
* {@inheritdoc}
*
* @return bool
*/
public function deleteMultiple($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($keys)));
}
foreach ($keys as $key) {
$this->delete($key);
}
return true;
}
/**
* {@inheritdoc}
*
* @return bool
*/
public function set($key, $value, $ttl = null)
{
if (!\is_string($key)) {
CacheItem::validateKey($key);
}
return $this->setMultiple([$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)));
}
$valuesArray = [];
foreach ($values as $key => $value) {
if (!\is_int($key) && !(\is_string($key) && isset($this->expiries[$key]))) {
CacheItem::validateKey($key);
}
$valuesArray[$key] = $value;
}
if (false === $ttl = $this->normalizeTtl($ttl)) {
return $this->deleteMultiple(array_keys($valuesArray));
}
$expiry = 0 < $ttl ? microtime(true) + $ttl : \PHP_INT_MAX;
foreach ($valuesArray as $key => $value) {
if ($this->storeSerialized && null === $value = $this->freeze($value, $key)) {
return false;
}
$this->values[$key] = $value;
$this->expiries[$key] = $expiry;
}
return true;
}
private function normalizeTtl($ttl)
{
if (null === $ttl) {
return $this->defaultLifetime;
}
if ($ttl instanceof \DateInterval) {
$ttl = (int) \DateTime::createFromFormat('U', 0)->add($ttl)->format('U');
}
if (\is_int($ttl)) {
return 0 < $ttl ? $ttl : false;
}
throw new InvalidArgumentException(sprintf('Expiration date must be an integer, a DateInterval or null, "%s" given.', \is_object($ttl) ? \get_class($ttl) : \gettype($ttl)));
}
}