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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 | |
| 21 | declare(strict_types=1); |
| 22 | |
| 23 | namespace oat\taoQtiItem\model\qti\metadata\guardians; |
| 24 | |
| 25 | use oat\tao\model\TaoOntology; |
| 26 | use oat\generis\model\OntologyAwareTrait; |
| 27 | use oat\oatbox\service\ConfigurableService; |
| 28 | use oat\taoQtiItem\model\qti\metadata\MetadataValue; |
| 29 | use oat\taoQtiItem\model\qti\metadata\MetadataGuardian as MetadataGuardianInterface; |
| 30 | |
| 31 | class ItemMetadataGuardian extends ConfigurableService implements MetadataGuardianInterface |
| 32 | { |
| 33 | use OntologyAwareTrait; |
| 34 | |
| 35 | public const SERVICE_ID = 'taoQtiItem/ItemMetadataGuardian'; |
| 36 | |
| 37 | /** Path to find metadata value */ |
| 38 | public const OPTION_EXPECTED_PATH = 'expectedPath'; |
| 39 | |
| 40 | /** The property URI whose value need to check */ |
| 41 | public const OPTION_PROPERTY_URI = 'propertyUri'; |
| 42 | |
| 43 | public function guard(array $metadataValues) |
| 44 | { |
| 45 | $expectedPath = $this->getOption(self::OPTION_EXPECTED_PATH, []); |
| 46 | $propertyUri = $this->getOption(self::OPTION_PROPERTY_URI, ''); |
| 47 | $class = $this->getClass(TaoOntology::CLASS_URI_ITEM); |
| 48 | |
| 49 | /** @var MetadataValue $metadataValue */ |
| 50 | foreach ($metadataValues as $metadataValue) { |
| 51 | if ($metadataValue->getPath() === $expectedPath) { |
| 52 | $instances = $class->searchInstances( |
| 53 | [$propertyUri => $metadataValue->getValue()], |
| 54 | ['like' => false, 'recursive' => true] |
| 55 | ); |
| 56 | |
| 57 | if (!empty($instances)) { |
| 58 | return reset($instances); |
| 59 | } |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | return false; |
| 64 | } |
| 65 | } |