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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) 2022 (original work) Open Assessment Technologies SA. |
| 19 | */ |
| 20 | |
| 21 | namespace oat\taoMediaManager\model\classes\Copier; |
| 22 | |
| 23 | use oat\tao\model\resources\Contract\InstanceMetadataCopierInterface; |
| 24 | use oat\taoMediaManager\model\TaoMediaOntology; |
| 25 | use core_kernel_classes_Resource; |
| 26 | use core_kernel_classes_Property; |
| 27 | |
| 28 | class AssetMetadataCopier implements InstanceMetadataCopierInterface |
| 29 | { |
| 30 | /** |
| 31 | * MD5 hash of the file contents |
| 32 | */ |
| 33 | private const PROPERTY_MD5 = TaoMediaOntology::PROPERTY_MD5; |
| 34 | |
| 35 | private const PROPERTY_ALT_TEXT = TaoMediaOntology::PROPERTY_ALT_TEXT; |
| 36 | |
| 37 | private const PROPERTY_LANGUAGE = TaoMediaOntology::PROPERTY_LANGUAGE; |
| 38 | |
| 39 | private const PROPERTY_MIME = TaoMediaOntology::PROPERTY_MIME_TYPE; |
| 40 | |
| 41 | /** @var InstanceMetadataCopierInterface */ |
| 42 | private $nestedCopier; |
| 43 | |
| 44 | public function __construct(InstanceMetadataCopierInterface $nestedCopier) |
| 45 | { |
| 46 | $this->nestedCopier = $nestedCopier; |
| 47 | } |
| 48 | |
| 49 | public function copy( |
| 50 | core_kernel_classes_Resource $instance, |
| 51 | core_kernel_classes_Resource $destinationInstance |
| 52 | ): void { |
| 53 | $this->nestedCopier->copy($instance, $destinationInstance); |
| 54 | |
| 55 | $this->copyProperty($instance, $destinationInstance, self::PROPERTY_ALT_TEXT); |
| 56 | $this->copyProperty($instance, $destinationInstance, self::PROPERTY_LANGUAGE); |
| 57 | $this->copyProperty($instance, $destinationInstance, self::PROPERTY_MD5); |
| 58 | $this->copyProperty($instance, $destinationInstance, self::PROPERTY_MIME); |
| 59 | } |
| 60 | |
| 61 | private function copyProperty( |
| 62 | core_kernel_classes_Resource $source, |
| 63 | core_kernel_classes_Resource $destination, |
| 64 | string $propertyId |
| 65 | ): void { |
| 66 | $property = $source->getProperty($propertyId); |
| 67 | |
| 68 | if ($property->isLgDependent()) { |
| 69 | $this->copyLanguageDependentProperty($source, $destination, $property); |
| 70 | return; |
| 71 | } |
| 72 | |
| 73 | $this->copyNonLanguageDependentProperty($source, $destination, $property); |
| 74 | } |
| 75 | |
| 76 | private function copyNonLanguageDependentProperty( |
| 77 | core_kernel_classes_Resource $source, |
| 78 | core_kernel_classes_Resource $destination, |
| 79 | core_kernel_classes_Property $property |
| 80 | ): void { |
| 81 | $values = $source->getPropertyValuesCollection($property); |
| 82 | |
| 83 | foreach ($values as $value) { |
| 84 | $destination->setPropertyValue( |
| 85 | $property, |
| 86 | $this->formatPropertyValue($value) |
| 87 | ); |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | private function copyLanguageDependentProperty( |
| 92 | core_kernel_classes_Resource $source, |
| 93 | core_kernel_classes_Resource $destination, |
| 94 | core_kernel_classes_Property $property |
| 95 | ): void { |
| 96 | foreach ($source->getUsedLanguages($property) as $lang) { |
| 97 | /** @var $lang string */ |
| 98 | |
| 99 | $values = $source->getPropertyValuesCollection( |
| 100 | $property, |
| 101 | [ |
| 102 | 'lg' => $lang |
| 103 | ] |
| 104 | ); |
| 105 | |
| 106 | foreach ($values as $value) { |
| 107 | $destination->setPropertyValueByLg( |
| 108 | $property, |
| 109 | $this->formatPropertyValue($value), |
| 110 | $lang |
| 111 | ); |
| 112 | } |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | private function formatPropertyValue($value): string |
| 117 | { |
| 118 | if ($value instanceof core_kernel_classes_Resource) { |
| 119 | return $value->getUri(); |
| 120 | } |
| 121 | |
| 122 | return (string) $value; |
| 123 | } |
| 124 | } |