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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\tao\model\export\Metadata\JsonLd; |
| 24 | |
| 25 | use core_kernel_classes_Property; |
| 26 | use core_kernel_classes_Resource; |
| 27 | use core_kernel_classes_Triple; |
| 28 | use InvalidArgumentException; |
| 29 | use tao_helpers_form_elements_Calendar; |
| 30 | use tao_helpers_form_elements_Hiddenbox; |
| 31 | use tao_helpers_form_elements_Htmlarea; |
| 32 | use tao_helpers_form_elements_Readonly; |
| 33 | use tao_helpers_form_elements_Textarea; |
| 34 | use tao_helpers_form_elements_Textbox; |
| 35 | |
| 36 | class JsonLdBasicTripleEncoder implements JsonLdTripleEncoderInterface |
| 37 | { |
| 38 | public function encode( |
| 39 | array $dataToEncode, |
| 40 | core_kernel_classes_Triple $triple, |
| 41 | core_kernel_classes_Property $property = null, |
| 42 | core_kernel_classes_Resource $widget = null |
| 43 | ): array { |
| 44 | if ($property === null || $widget === null) { |
| 45 | throw new InvalidArgumentException('The parameters $property and $widget are required'); |
| 46 | } |
| 47 | |
| 48 | $key = $this->getMetadataKey($triple, $dataToEncode); |
| 49 | |
| 50 | $dataToEncode[$key] = [ |
| 51 | self::CONTEXT_TYPE => $widget->getUri(), |
| 52 | self::CONTEXT_ALIAS => $property->getAlias(), |
| 53 | self::CONTEXT_LABEL => $property->getLabel(), |
| 54 | self::CONTEXT_VALUE => [ |
| 55 | [ |
| 56 | self::CONTEXT_LABEL => null, |
| 57 | self::CONTEXT_VALUE => $triple->object, |
| 58 | ] |
| 59 | ] |
| 60 | ]; |
| 61 | |
| 62 | return $dataToEncode; |
| 63 | } |
| 64 | |
| 65 | private function getMetadataKey(core_kernel_classes_Triple $triple, array $dataToEncode): ?string |
| 66 | { |
| 67 | $context = (array)($dataToEncode['@context'] ?? []); |
| 68 | |
| 69 | return array_flip($context)[$triple->predicate] ?? null; |
| 70 | } |
| 71 | |
| 72 | public function isWidgetSupported(string $widgetUri): bool |
| 73 | { |
| 74 | return in_array( |
| 75 | $widgetUri, |
| 76 | [ |
| 77 | tao_helpers_form_elements_Textbox::WIDGET_ID, |
| 78 | tao_helpers_form_elements_Textarea::WIDGET_ID, |
| 79 | tao_helpers_form_elements_Htmlarea::WIDGET_ID, |
| 80 | tao_helpers_form_elements_Calendar::WIDGET_ID, |
| 81 | tao_helpers_form_elements_Hiddenbox::WIDGET_ID, |
| 82 | tao_helpers_form_elements_Readonly::WIDGET_ID, |
| 83 | ], |
| 84 | true |
| 85 | ); |
| 86 | } |
| 87 | } |