Files
espocrm/application/Espo/ORM/Value/GeneralAttributeExtractor.php
Yuri Kuznetsov 2a7a12f58c cs
2023-02-18 22:49:43 +02:00

80 lines
2.5 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2023 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\ORM\Value;
use stdClass;
class GeneralAttributeExtractor
{
/** @var AttributeExtractorFactory<object> */
private AttributeExtractorFactory $factory;
/**
* @var array<string, AttributeExtractor<object>>
*/
private $cache = [];
/**
* @param AttributeExtractorFactory<object> $factory
*/
public function __construct(AttributeExtractorFactory $factory)
{
$this->factory = $factory;
}
/**
* Extracts attributes from a value object.
*/
public function extract(string $entityType, string $field, ?object $value): stdClass
{
$extractor = $this->getExtractor($entityType, $field);
if (is_null($value)) {
return $extractor->extractFromNull($field);
}
return $extractor->extract($value, $field);
}
/**
* @return AttributeExtractor<object>
*/
private function getExtractor(string $entityType, string $field): AttributeExtractor
{
$key = $entityType . '_' . $field;
if (!array_key_exists($key, $this->cache)) {
$this->cache[$key] = $this->factory->create($entityType, $field);
}
return $this->cache[$key];
}
}