53 lines
1.9 KiB
PHP
53 lines
1.9 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This program 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; under version 2
|
||
|
|
* of the License (non-upgradable).
|
||
|
|
*
|
||
|
|
* This program 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 this program; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
||
|
|
*
|
||
|
|
* Copyright (c) 2020 (original work) Open Assessment Technologies SA;
|
||
|
|
*/
|
||
|
|
|
||
|
|
declare(strict_types=1);
|
||
|
|
|
||
|
|
namespace oat\tao\model\resources\relation\service;
|
||
|
|
|
||
|
|
use oat\generis\model\OntologyAwareTrait;
|
||
|
|
use oat\oatbox\service\ConfigurableService;
|
||
|
|
use oat\tao\model\resources\relation\FindAllQuery;
|
||
|
|
use oat\tao\model\resources\relation\ResourceRelationCollection;
|
||
|
|
use oat\tao\model\resources\relation\exception\NestedClassLimitExceededException;
|
||
|
|
|
||
|
|
class ItemResourceRelationService extends ConfigurableService implements ResourceRelationServiceInterface
|
||
|
|
{
|
||
|
|
public const SERVICE_ID = 'tao/ItemResourceRelationService';
|
||
|
|
public const OPTION_NESTED_CLASS_LIMIT = 'nestedClassLimit';
|
||
|
|
|
||
|
|
use OntologyAwareTrait;
|
||
|
|
|
||
|
|
public function findRelations(FindAllQuery $query): ResourceRelationCollection
|
||
|
|
{
|
||
|
|
$nestedClassLimit = $this->getOption(self::OPTION_NESTED_CLASS_LIMIT);
|
||
|
|
|
||
|
|
if ($query->getClassId() && $nestedClassLimit !== null) {
|
||
|
|
$class = $this->getClass($query->getClassId());
|
||
|
|
|
||
|
|
if (count($class->getSubClasses(true)) > (int)$nestedClassLimit) {
|
||
|
|
throw new NestedClassLimitExceededException($nestedClassLimit);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return new ResourceRelationCollection(...[]);
|
||
|
|
}
|
||
|
|
}
|