wikimedia/mediawiki-extensions-Wikibase

<?php declare( strict_types=1 );

namespace Wikibase\Repo\RestApi\Application\UseCases\CreateProperty;

use Wikibase\Repo\RestApi\Application\Serialization\PropertyDeserializer;
use Wikibase\Repo\RestApi\Application\UseCaseRequestValidation\EditMetadataRequestValidatingDeserializer;
use Wikibase\Repo\RestApi\Application\UseCases\UseCaseError;

/**
 * @license GPL-2.0-or-later
 */
class CreatePropertyValidator {

    private PropertyDeserializer $propertyDeserializer;
    private EditMetadataRequestValidatingDeserializer $editMetadataRequestValidatingDeserializer;
    private array $dataTypesArray;

    public function __construct(
        PropertyDeserializer $propertyDeserializer,
        EditMetadataRequestValidatingDeserializer $editMetadataRequestValidatingDeserializer,
        array $dataTypesArray
    ) {
        $this->propertyDeserializer = $propertyDeserializer;
        $this->editMetadataRequestValidatingDeserializer = $editMetadataRequestValidatingDeserializer;
        $this->dataTypesArray = $dataTypesArray;
    }

    /**
     * @throws UseCaseError
     */
    public function validateAndDeserialize( CreatePropertyRequest $request ): DeserializedCreatePropertyRequest {
        $propertySerialization = $request->getProperty();
        if ( !isset( $propertySerialization['data_type'] ) ) {
            throw UseCaseError::newMissingField( '/property', 'data_type' );
        }

        $this->validateTopLevelFields( $propertySerialization );

        return new DeserializedCreatePropertyRequest(
            $this->propertyDeserializer->deserialize( $request->getProperty() ),
            $this->editMetadataRequestValidatingDeserializer->validateAndDeserialize( $request )
        );
    }

    /**
     * @throws UseCaseError
     */
    private function validateTopLevelFields( array $property ): void {
        if (
            !is_string( $property['data_type'] ) ||
            !in_array( $property['data_type'], $this->dataTypesArray )
        ) {
            throw UseCaseError::newInvalidValue( '/property/data_type' );
        }

        foreach ( [ 'labels', 'descriptions', 'aliases', 'statements' ] as $arrayField ) {
            if ( isset( $property[$arrayField] ) && !is_array( $property[$arrayField] ) ) {
                throw UseCaseError::newInvalidValue( "/property/$arrayField" );
            }
        }
    }
}