File "CacheAdapter.php"

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<?php
namespace MailPoetVendor\Doctrine\Common\Cache\Psr6;
if (!defined('ABSPATH')) exit;
use MailPoetVendor\Doctrine\Common\Cache\Cache;
use MailPoetVendor\Doctrine\Common\Cache\ClearableCache;
use MailPoetVendor\Doctrine\Common\Cache\MultiDeleteCache;
use MailPoetVendor\Doctrine\Common\Cache\MultiGetCache;
use MailPoetVendor\Doctrine\Common\Cache\MultiPutCache;
use MailPoetVendor\Psr\Cache\CacheItemInterface;
use MailPoetVendor\Psr\Cache\CacheItemPoolInterface;
use MailPoetVendor\Symfony\Component\Cache\DoctrineProvider as SymfonyDoctrineProvider;
use function array_key_exists;
use function assert;
use function count;
use function current;
use function get_class;
use function gettype;
use function is_object;
use function is_string;
use function microtime;
use function sprintf;
use function strpbrk;
use const PHP_VERSION_ID;
final class CacheAdapter implements CacheItemPoolInterface
{
 private const RESERVED_CHARACTERS = '{}()/\\@:';
 private $cache;
 private $deferredItems = [];
 public static function wrap(Cache $cache) : CacheItemPoolInterface
 {
 if ($cache instanceof DoctrineProvider && !$cache->getNamespace()) {
 return $cache->getPool();
 }
 if ($cache instanceof SymfonyDoctrineProvider && !$cache->getNamespace()) {
 $getPool = function () {
 // phpcs:ignore Squiz.Scope.StaticThisUsage.Found
 return $this->pool;
 };
 return $getPool->bindTo($cache, SymfonyDoctrineProvider::class)();
 }
 return new self($cache);
 }
 private function __construct(Cache $cache)
 {
 $this->cache = $cache;
 }
 public function getCache() : Cache
 {
 return $this->cache;
 }
 public function getItem($key) : CacheItemInterface
 {
 assert(self::validKey($key));
 if (isset($this->deferredItems[$key])) {
 $this->commit();
 }
 $value = $this->cache->fetch($key);
 if (PHP_VERSION_ID >= 80000) {
 if ($value !== \false) {
 return new TypedCacheItem($key, $value, \true);
 }
 return new TypedCacheItem($key, null, \false);
 }
 if ($value !== \false) {
 return new CacheItem($key, $value, \true);
 }
 return new CacheItem($key, null, \false);
 }
 public function getItems(array $keys = []) : array
 {
 if ($this->deferredItems) {
 $this->commit();
 }
 assert(self::validKeys($keys));
 $values = $this->doFetchMultiple($keys);
 $items = [];
 if (PHP_VERSION_ID >= 80000) {
 foreach ($keys as $key) {
 if (array_key_exists($key, $values)) {
 $items[$key] = new TypedCacheItem($key, $values[$key], \true);
 } else {
 $items[$key] = new TypedCacheItem($key, null, \false);
 }
 }
 return $items;
 }
 foreach ($keys as $key) {
 if (array_key_exists($key, $values)) {
 $items[$key] = new CacheItem($key, $values[$key], \true);
 } else {
 $items[$key] = new CacheItem($key, null, \false);
 }
 }
 return $items;
 }
 public function hasItem($key) : bool
 {
 assert(self::validKey($key));
 if (isset($this->deferredItems[$key])) {
 $this->commit();
 }
 return $this->cache->contains($key);
 }
 public function clear() : bool
 {
 $this->deferredItems = [];
 if (!$this->cache instanceof ClearableCache) {
 return \false;
 }
 return $this->cache->deleteAll();
 }
 public function deleteItem($key) : bool
 {
 assert(self::validKey($key));
 unset($this->deferredItems[$key]);
 return $this->cache->delete($key);
 }
 public function deleteItems(array $keys) : bool
 {
 foreach ($keys as $key) {
 assert(self::validKey($key));
 unset($this->deferredItems[$key]);
 }
 return $this->doDeleteMultiple($keys);
 }
 public function save(CacheItemInterface $item) : bool
 {
 return $this->saveDeferred($item) && $this->commit();
 }
 public function saveDeferred(CacheItemInterface $item) : bool
 {
 if (!$item instanceof CacheItem && !$item instanceof TypedCacheItem) {
 return \false;
 }
 $this->deferredItems[$item->getKey()] = $item;
 return \true;
 }
 public function commit() : bool
 {
 if (!$this->deferredItems) {
 return \true;
 }
 $now = microtime(\true);
 $itemsCount = 0;
 $byLifetime = [];
 $expiredKeys = [];
 foreach ($this->deferredItems as $key => $item) {
 $lifetime = ($item->getExpiry() ?? $now) - $now;
 if ($lifetime < 0) {
 $expiredKeys[] = $key;
 continue;
 }
 ++$itemsCount;
 $byLifetime[(int) $lifetime][$key] = $item->get();
 }
 $this->deferredItems = [];
 switch (count($expiredKeys)) {
 case 0:
 break;
 case 1:
 $this->cache->delete(current($expiredKeys));
 break;
 default:
 $this->doDeleteMultiple($expiredKeys);
 break;
 }
 if ($itemsCount === 1) {
 return $this->cache->save($key, $item->get(), (int) $lifetime);
 }
 $success = \true;
 foreach ($byLifetime as $lifetime => $values) {
 $success = $this->doSaveMultiple($values, $lifetime) && $success;
 }
 return $success;
 }
 public function __destruct()
 {
 $this->commit();
 }
 private static function validKey($key) : bool
 {
 if (!is_string($key)) {
 throw new InvalidArgument(sprintf('Cache key must be string, "%s" given.', is_object($key) ? get_class($key) : gettype($key)));
 }
 if ($key === '') {
 throw new InvalidArgument('Cache key length must be greater than zero.');
 }
 if (strpbrk($key, self::RESERVED_CHARACTERS) !== \false) {
 throw new InvalidArgument(sprintf('Cache key "%s" contains reserved characters "%s".', $key, self::RESERVED_CHARACTERS));
 }
 return \true;
 }
 private static function validKeys(array $keys) : bool
 {
 foreach ($keys as $key) {
 self::validKey($key);
 }
 return \true;
 }
 private function doDeleteMultiple(array $keys) : bool
 {
 if ($this->cache instanceof MultiDeleteCache) {
 return $this->cache->deleteMultiple($keys);
 }
 $success = \true;
 foreach ($keys as $key) {
 $success = $this->cache->delete($key) && $success;
 }
 return $success;
 }
 private function doFetchMultiple(array $keys) : array
 {
 if ($this->cache instanceof MultiGetCache) {
 return $this->cache->fetchMultiple($keys);
 }
 $values = [];
 foreach ($keys as $key) {
 $value = $this->cache->fetch($key);
 if (!$value) {
 continue;
 }
 $values[$key] = $value;
 }
 return $values;
 }
 private function doSaveMultiple(array $keysAndValues, int $lifetime = 0) : bool
 {
 if ($this->cache instanceof MultiPutCache) {
 return $this->cache->saveMultiple($keysAndValues, $lifetime);
 }
 $success = \true;
 foreach ($keysAndValues as $key => $value) {
 $success = $this->cache->save($key, $value, $lifetime) && $success;
 }
 return $success;
 }
}