Files
espocrm/application/Espo/Core/Formula/AttributeFetcher.php
Taras Machyshyn fec23a0e93 New 2020 year
2020-01-03 16:33:30 +02:00

93 lines
3.2 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2020 Yuri Kuznetsov, Taras Machyshyn, Oleksiy 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\Core\Formula;
use \Espo\ORM\Entity;
use \Espo\Core\Exceptions\Error;
class AttributeFetcher
{
private $relatedEntitiesCacheMap = [];
public function __construct()
{
}
public function fetch(Entity $entity, $attribute, $getFetchedAttribute = false)
{
if (!is_string($attribute)) {
throw new Error();
}
if (strpos($attribute, '.') !== false) {
$arr = explode('.', $attribute);
$key = $this->buildKey($entity, $arr[0]);
if (!array_key_exists($key, $this->relatedEntitiesCacheMap)) {
$this->relatedEntitiesCacheMap[$key] = $entity->get($arr[0]);
}
$relatedEntity = $this->relatedEntitiesCacheMap[$key];
if ($relatedEntity && ($relatedEntity instanceof Entity) && count($arr) > 0) {
return $this->fetch($relatedEntity, $arr[1]);
}
return null;
}
$methodName = 'get';
if ($getFetchedAttribute) {
$methodName = 'getFetched';
}
if ($entity->getAttributeParam($attribute, 'isParentName') && $methodName == 'get') {
$relationName = $entity->getAttributeParam($attribute, 'relation');
if ($parent = $entity->get($relationName)) {
return $parent->get('name');
}
} else if ($entity->getAttributeParam($attribute, 'isLinkMultipleIdList') && $methodName == 'get') {
$relationName = $entity->getAttributeParam($attribute, 'relation');
if (!$entity->has($attribute)) {
$entity->loadLinkMultipleField($relationName);
}
}
return $entity->$methodName($attribute);
}
public function resetRuntimeCache()
{
$this->relatedEntitiesCacheMap = [];
}
protected function buildKey(Entity $entity, $link)
{
return spl_object_hash($entity) . '-' . $link;
}
}