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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 | declare(strict_types=1); |
| 22 | |
| 23 | namespace oat\taoQtiItem\model\presentation\web; |
| 24 | |
| 25 | use common_exception_Error; |
| 26 | use core_kernel_classes_Property; |
| 27 | use core_kernel_classes_Resource; |
| 28 | use InvalidArgumentException; |
| 29 | use JsonException; |
| 30 | use oat\taoQtiItem\model\input\UpdateMetadataInput; |
| 31 | use oat\taoQtiItem\model\qti\metadata\simple\SimpleMetadataValue; |
| 32 | use Psr\Http\Message\ServerRequestInterface; |
| 33 | use RuntimeException; |
| 34 | |
| 35 | class UpdateMetadataRequestHandler |
| 36 | { |
| 37 | /** |
| 38 | * @throws JsonException |
| 39 | * @throws InvalidArgumentException |
| 40 | * @throws common_exception_Error |
| 41 | */ |
| 42 | public function handle(ServerRequestInterface $request): UpdateMetadataInput |
| 43 | { |
| 44 | $requestBody = (array)json_decode( |
| 45 | (string)$request->getBody(), |
| 46 | true, |
| 47 | 512, |
| 48 | JSON_THROW_ON_ERROR |
| 49 | ); |
| 50 | |
| 51 | $this->validateRequestBody($requestBody); |
| 52 | |
| 53 | $resource = new core_kernel_classes_Resource($requestBody[UpdateMetadataInput::RESOURCE_URI]); |
| 54 | |
| 55 | if (!$resource->exists()) { |
| 56 | throw new RuntimeException(sprintf('Resource with id %s does not exist', $resource->getUri())); |
| 57 | } |
| 58 | |
| 59 | $property = new core_kernel_classes_Property($requestBody[UpdateMetadataInput::PROPERTY_URI]); |
| 60 | |
| 61 | if (!$property->exists()) { |
| 62 | throw new RuntimeException(sprintf('Property with id %s does not exist', $property->getUri())); |
| 63 | } |
| 64 | |
| 65 | return new UpdateMetadataInput( |
| 66 | $resource, |
| 67 | new SimpleMetadataValue( |
| 68 | $requestBody[UpdateMetadataInput::RESOURCE_URI], |
| 69 | [$requestBody[UpdateMetadataInput::PROPERTY_URI]], |
| 70 | $requestBody[UpdateMetadataInput::VALUE] |
| 71 | ) |
| 72 | ); |
| 73 | } |
| 74 | |
| 75 | private function validateRequestBody(array $requestBody): void |
| 76 | { |
| 77 | if ( |
| 78 | !isset( |
| 79 | $requestBody[UpdateMetadataInput::PROPERTY_URI], |
| 80 | $requestBody[UpdateMetadataInput::RESOURCE_URI], |
| 81 | $requestBody[UpdateMetadataInput::VALUE] |
| 82 | ) |
| 83 | ) { |
| 84 | throw new InvalidArgumentException( |
| 85 | sprintf( |
| 86 | "The properties %s, %s and %s are mandatory", |
| 87 | ...UpdateMetadataInput::VALID_PROPERTIES |
| 88 | ) |
| 89 | ); |
| 90 | } |
| 91 | |
| 92 | foreach ($requestBody as $parameterKey => $parameterValue) { |
| 93 | if (!in_array($parameterKey, UpdateMetadataInput::VALID_PROPERTIES)) { |
| 94 | throw new InvalidArgumentException( |
| 95 | sprintf( |
| 96 | "Valid properties are %s", |
| 97 | implode(', ', UpdateMetadataInput::VALID_PROPERTIES) |
| 98 | ) |
| 99 | ); |
| 100 | } |
| 101 | |
| 102 | if (!is_string($parameterValue)) { |
| 103 | throw new InvalidArgumentException( |
| 104 | sprintf( |
| 105 | "The property %s must be string", |
| 106 | $parameterKey |
| 107 | ) |
| 108 | ); |
| 109 | } |
| 110 | } |
| 111 | } |
| 112 | } |