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1<?php
2
3/**
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; under version 2
7 * of the License (non-upgradable).
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
17 *
18 * Copyright (c) 2021 (original work) Open Assessment Technologies SA;
19 */
20
21declare(strict_types=1);
22
23namespace oat\tao\model\Lists\Business\Specification;
24
25use core_kernel_classes_Property;
26use oat\tao\model\Lists\Business\Contract\DependentPropertiesRepositoryInterface;
27use oat\tao\model\Lists\Business\Domain\DependentPropertiesRepositoryContext;
28use oat\tao\model\Specification\PropertySpecificationInterface;
29
30class PrimaryPropertySpecification implements PropertySpecificationInterface
31{
32    /** @var bool[] */
33    private $cache = [];
34
35    /** @var DependentPropertiesRepositoryInterface */
36    private $dependentPropertiesRepository;
37
38    public function __construct(DependentPropertiesRepositoryInterface $dependentPropertiesRepository)
39    {
40        $this->dependentPropertiesRepository = $dependentPropertiesRepository;
41    }
42
43    public function isSatisfiedBy(core_kernel_classes_Property $property): bool
44    {
45        if (!array_key_exists($property->getUri(), $this->cache)) {
46            $context = new DependentPropertiesRepositoryContext(
47                [
48                    DependentPropertiesRepositoryContext::PARAM_PROPERTY => $property,
49                ]
50            );
51
52            $this->cache[$property->getUri()] = $this->dependentPropertiesRepository->findTotalChildren($context) > 0;
53        }
54
55        return $this->cache[$property->getUri()];
56    }
57}