53 lines
1.9 KiB
PHP
53 lines
1.9 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2020 (original work) Open Assessment Technologies SA;
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*/
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declare(strict_types=1);
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namespace oat\tao\model\resources\relation\service;
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use oat\generis\model\OntologyAwareTrait;
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use oat\oatbox\service\ConfigurableService;
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use oat\tao\model\resources\relation\FindAllQuery;
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use oat\tao\model\resources\relation\ResourceRelationCollection;
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use oat\tao\model\resources\relation\exception\NestedClassLimitExceededException;
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class ItemResourceRelationService extends ConfigurableService implements ResourceRelationServiceInterface
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{
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public const SERVICE_ID = 'tao/ItemResourceRelationService';
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public const OPTION_NESTED_CLASS_LIMIT = 'nestedClassLimit';
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use OntologyAwareTrait;
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public function findRelations(FindAllQuery $query): ResourceRelationCollection
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{
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$nestedClassLimit = $this->getOption(self::OPTION_NESTED_CLASS_LIMIT);
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if ($query->getClassId() && $nestedClassLimit !== null) {
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$class = $this->getClass($query->getClassId());
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if (count($class->getSubClasses(true)) > (int)$nestedClassLimit) {
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throw new NestedClassLimitExceededException($nestedClassLimit);
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}
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}
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return new ResourceRelationCollection(...[]);
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}
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}
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