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| 1 | <?php |
| 2 | |
| 3 | namespace Wikibase\Lexeme\MediaWiki\Api; |
| 4 | |
| 5 | use LogicException; |
| 6 | use Wikibase\Lexeme\MediaWiki\Api\Error\ParameterIsNotAJsonObject; |
| 7 | use Wikibase\Lexeme\Presentation\ChangeOp\Deserialization\EditFormChangeOpDeserializer; |
| 8 | use Wikibase\Lexeme\Presentation\ChangeOp\Deserialization\FormIdDeserializer; |
| 9 | use Wikibase\Lexeme\Presentation\ChangeOp\Deserialization\ValidationContext; |
| 10 | |
| 11 | /** |
| 12 | * @license GPL-2.0-or-later |
| 13 | */ |
| 14 | class EditFormElementsRequestParser { |
| 15 | |
| 16 | public const PARAM_DATA = 'data'; |
| 17 | |
| 18 | public const PARAM_FORM_ID = 'formId'; |
| 19 | |
| 20 | public const PARAM_BASEREVID = 'baserevid'; |
| 21 | |
| 22 | /** |
| 23 | * @var FormIdDeserializer |
| 24 | */ |
| 25 | private $formIdDeserializer; |
| 26 | |
| 27 | /** |
| 28 | * @var EditFormChangeOpDeserializer |
| 29 | */ |
| 30 | private $editFormChangeOpDeserializer; |
| 31 | |
| 32 | public function __construct( |
| 33 | FormIdDeserializer $formIdDeserializer, |
| 34 | EditFormChangeOpDeserializer $editFormChangeOpDeserializer |
| 35 | ) { |
| 36 | $this->formIdDeserializer = $formIdDeserializer; |
| 37 | $this->editFormChangeOpDeserializer = $editFormChangeOpDeserializer; |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * @param array $params |
| 42 | * @return EditFormElementsRequest |
| 43 | */ |
| 44 | public function parse( array $params ) { |
| 45 | // guarded against missing fields by EditFormElements::getAllowedParams() |
| 46 | |
| 47 | //TODO: validate language. How? |
| 48 | //TODO: validate if all grammatical features exist |
| 49 | |
| 50 | $dataValidation = ValidationContext::create( self::PARAM_DATA ); |
| 51 | |
| 52 | $data = json_decode( $params[self::PARAM_DATA], true ); |
| 53 | if ( !is_array( $data ) || !$data ) { |
| 54 | $dataValidation->addViolation( |
| 55 | new ParameterIsNotAJsonObject( self::PARAM_DATA, $params[self::PARAM_DATA] ) |
| 56 | ); |
| 57 | throw new LogicException( 'ApiUsageException not thrown' ); |
| 58 | } |
| 59 | |
| 60 | $formId = $this->formIdDeserializer->deserialize( |
| 61 | $params[self::PARAM_FORM_ID], |
| 62 | ValidationContext::create( self::PARAM_FORM_ID ) |
| 63 | ); |
| 64 | |
| 65 | $this->editFormChangeOpDeserializer->setContext( |
| 66 | $dataValidation |
| 67 | ); |
| 68 | |
| 69 | $baseRevId = null; |
| 70 | if ( isset( $params[ self::PARAM_BASEREVID ] ) ) { |
| 71 | $baseRevId = (int)$params[self::PARAM_BASEREVID]; |
| 72 | } |
| 73 | |
| 74 | return new EditFormElementsRequest( |
| 75 | $formId, |
| 76 | $this->editFormChangeOpDeserializer->createEntityChangeOp( $data ), |
| 77 | $baseRevId |
| 78 | ); |
| 79 | } |
| 80 | |
| 81 | } |