File "CacheProvider.php"
Full Path: /home/warrior1/public_html/wp-content/plugins/mailpoet/vendor-prefixed/doctrine/cache/lib/Doctrine/Common/Cache/CacheProvider.php
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Charset: utf-8
<?php
namespace MailPoetVendor\Doctrine\Common\Cache;
if (!defined('ABSPATH')) exit;
use function array_combine;
use function array_key_exists;
use function array_map;
use function sprintf;
abstract class CacheProvider implements Cache, FlushableCache, ClearableCache, MultiOperationCache
{
public const DOCTRINE_NAMESPACE_CACHEKEY = 'DoctrineNamespaceCacheKey[%s]';
private $namespace = '';
private $namespaceVersion;
public function setNamespace($namespace)
{
$this->namespace = (string) $namespace;
$this->namespaceVersion = null;
}
public function getNamespace()
{
return $this->namespace;
}
public function fetch($id)
{
return $this->doFetch($this->getNamespacedId($id));
}
public function fetchMultiple(array $keys)
{
if (empty($keys)) {
return [];
}
// note: the array_combine() is in place to keep an association between our $keys and the $namespacedKeys
$namespacedKeys = array_combine($keys, array_map([$this, 'getNamespacedId'], $keys));
$items = $this->doFetchMultiple($namespacedKeys);
$foundItems = [];
// no internal array function supports this sort of mapping: needs to be iterative
// this filters and combines keys in one pass
foreach ($namespacedKeys as $requestedKey => $namespacedKey) {
if (!isset($items[$namespacedKey]) && !array_key_exists($namespacedKey, $items)) {
continue;
}
$foundItems[$requestedKey] = $items[$namespacedKey];
}
return $foundItems;
}
public function saveMultiple(array $keysAndValues, $lifetime = 0)
{
$namespacedKeysAndValues = [];
foreach ($keysAndValues as $key => $value) {
$namespacedKeysAndValues[$this->getNamespacedId($key)] = $value;
}
return $this->doSaveMultiple($namespacedKeysAndValues, $lifetime);
}
public function contains($id)
{
return $this->doContains($this->getNamespacedId($id));
}
public function save($id, $data, $lifeTime = 0)
{
return $this->doSave($this->getNamespacedId($id), $data, $lifeTime);
}
public function deleteMultiple(array $keys)
{
return $this->doDeleteMultiple(array_map([$this, 'getNamespacedId'], $keys));
}
public function delete($id)
{
return $this->doDelete($this->getNamespacedId($id));
}
public function getStats()
{
return $this->doGetStats();
}
public function flushAll()
{
return $this->doFlush();
}
public function deleteAll()
{
$namespaceCacheKey = $this->getNamespaceCacheKey();
$namespaceVersion = $this->getNamespaceVersion() + 1;
if ($this->doSave($namespaceCacheKey, $namespaceVersion)) {
$this->namespaceVersion = $namespaceVersion;
return \true;
}
return \false;
}
private function getNamespacedId(string $id) : string
{
$namespaceVersion = $this->getNamespaceVersion();
return sprintf('%s[%s][%s]', $this->namespace, $id, $namespaceVersion);
}
private function getNamespaceCacheKey() : string
{
return sprintf(self::DOCTRINE_NAMESPACE_CACHEKEY, $this->namespace);
}
private function getNamespaceVersion() : int
{
if ($this->namespaceVersion !== null) {
return $this->namespaceVersion;
}
$namespaceCacheKey = $this->getNamespaceCacheKey();
$this->namespaceVersion = (int) $this->doFetch($namespaceCacheKey) ?: 1;
return $this->namespaceVersion;
}
protected function doFetchMultiple(array $keys)
{
$returnValues = [];
foreach ($keys as $key) {
$item = $this->doFetch($key);
if ($item === \false && !$this->doContains($key)) {
continue;
}
$returnValues[$key] = $item;
}
return $returnValues;
}
protected abstract function doFetch($id);
protected abstract function doContains($id);
protected function doSaveMultiple(array $keysAndValues, $lifetime = 0)
{
$success = \true;
foreach ($keysAndValues as $key => $value) {
if ($this->doSave($key, $value, $lifetime)) {
continue;
}
$success = \false;
}
return $success;
}
protected abstract function doSave($id, $data, $lifeTime = 0);
protected function doDeleteMultiple(array $keys)
{
$success = \true;
foreach ($keys as $key) {
if ($this->doDelete($key)) {
continue;
}
$success = \false;
}
return $success;
}
protected abstract function doDelete($id);
protected abstract function doFlush();
protected abstract function doGetStats();
}