Your IP : 216.73.217.13
<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\Indexer\Model\Indexer;
use Magento\Framework\Indexer\CacheContext;
/**
* Deferred cache context for indexers
*/
class DeferredCacheContext
{
/**
* @var CacheContext
*/
private $cacheContext;
/**
* @var array
*/
private $tags = [];
/**
* @var array
*/
private $entities = [];
/**
* @var int
*/
private $level = 0;
/**
* @param CacheContext $cacheContext
*/
public function __construct(CacheContext $cacheContext)
{
$this->cacheContext = $cacheContext;
}
/**
* Register entity Ids
*
* @param string $cacheTag
* @param array $ids
*/
public function registerEntities(string $cacheTag, array $ids): void
{
if ($this->isActive()) {
$this->entities[$cacheTag] = array_merge($this->entities[$cacheTag] ?? [], $ids);
}
}
/**
* Register entity tags
*
* @param array $cacheTags
*/
public function registerTags(array $cacheTags): void
{
if ($this->isActive()) {
$this->tags = array_merge($this->tags, $cacheTags);
}
}
/**
* Defer any subsequent cache tags registration until commit() is called
*
* @see commit()
*/
public function start(): void
{
if (!$this->isActive()) {
$this->entities = [];
$this->tags = [];
$this->level = 0;
}
++$this->level;
}
/**
* Register all buffered cache tags since the first call of start()
*
* @see start()
*/
public function commit(): void
{
$level = $this->level--;
if ($level === 1) {
if ($this->tags) {
$this->cacheContext->registerTags($this->tags);
}
foreach ($this->entities as $cacheTag => $entityIds) {
$this->cacheContext->registerEntities($cacheTag, $entityIds);
}
}
}
/**
* Check if cache tags registration is deferred
*
* @return bool
*/
public function isActive(): bool
{
return $this->level > 0;
}
}