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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) 2024 (original work) Open Assessment Technologies SA. |
| 19 | */ |
| 20 | |
| 21 | declare(strict_types=1); |
| 22 | |
| 23 | namespace oat\taoQtiItem\model\Translation\Service; |
| 24 | |
| 25 | use core_kernel_classes_Resource; |
| 26 | use oat\taoQtiItem\model\qti\Service; |
| 27 | use Psr\Log\LoggerInterface; |
| 28 | use Throwable; |
| 29 | |
| 30 | class QtiLanguageRetriever |
| 31 | { |
| 32 | private Service $qtiItemService; |
| 33 | private LoggerInterface $logger; |
| 34 | |
| 35 | public function __construct(Service $qtiItemService, LoggerInterface $logger) |
| 36 | { |
| 37 | $this->qtiItemService = $qtiItemService; |
| 38 | $this->logger = $logger; |
| 39 | } |
| 40 | |
| 41 | public function __invoke(core_kernel_classes_Resource $item): ?string |
| 42 | { |
| 43 | try { |
| 44 | $itemData = $this->qtiItemService->getDataItemByRdfItem($item); |
| 45 | } catch (Throwable $exception) { |
| 46 | $this->logger->error( |
| 47 | sprintf( |
| 48 | 'An error occurred while retrieving item data: %s. Trace: %s', |
| 49 | $exception->getMessage(), |
| 50 | $exception->getTraceAsString() |
| 51 | ) |
| 52 | ); |
| 53 | |
| 54 | throw $exception; |
| 55 | } |
| 56 | |
| 57 | return $itemData && $itemData->hasAttribute('xml:lang') |
| 58 | ? $itemData->getAttributeValue('xml:lang') |
| 59 | : null; |
| 60 | } |
| 61 | } |