<?php declare(strict_types=1);
namespace MailPoet\Doctrine;
if (!defined('ABSPATH')) exit;
use MailPoet\RuntimeException;
use MailPoetVendor\Doctrine\Persistence\Mapping\ClassMetadata;
use MailPoetVendor\Doctrine\Persistence\Mapping\Driver\MappingDriver;
use MailPoetVendor\Psr\Cache\CacheItemPoolInterface;
/**
* Intended to be used in production environment where we rely on metadata cache for reading all metadata.
*/
class CacheOnlyMappingDriver implements MappingDriver {
/** @var string */
protected $cacheSalt = '__CLASSMETADATA__';
/** @var CacheItemPoolInterface */
private $metaDataCache;
public function __construct(
CacheItemPoolInterface $metaDataCache
) {
$this->metaDataCache = $metaDataCache;
}
/**
* @inerhitDoc
*/
public function loadMetadataForClass($className, ClassMetadata $metadata) {
// We don't need to load anything it is all cached.
}
/**
* @inerhitDoc
*/
public function getAllClassNames() {
throw new RuntimeException('CacheOnlyMappingDriver::getAllClassNames should not be called');
}
/**
* @inerhitDoc
*/
public function isTransient($className) {
// Everything in cache are metadata and class with metadata is non-transient
// See https://github.com/doctrine/persistence/blob/b07e347a24e7a19a2b6462e00a6dff899e4c2dd2/src/Persistence/Mapping/Driver/MappingDriver.php#L34
return !$this->metaDataCache->hasItem($this->getCacheKey($className));
}
/**
* Copy pasted from MailPoetVendor\Doctrine\Persistence\Mapping\AbstractClassMetadataFactory
*/
protected function getCacheKey(string $className): string {
return str_replace('\\', '__', $className) . $this->cacheSalt;
}
}