wikimedia/mediawiki-extensions-Wikibase

<?php declare( strict_types=1 );

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

use LogicException;
use Wikibase\DataModel\Statement\Statement;
use Wikibase\Repo\RestApi\Application\UseCases\UseCaseError;
use Wikibase\Repo\RestApi\Application\Validation\StatementValidator;

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

    private StatementValidator $statementValidator;

    public function __construct( StatementValidator $statementValidator ) {
        $this->statementValidator = $statementValidator;
    }

    /**
     * @param mixed $patchedStatement
     *
     * @throws UseCaseError
     */
    public function validateAndDeserializeStatement( $patchedStatement ): Statement {
        if (
            !is_array( $patchedStatement ) || ( count( $patchedStatement ) && array_is_list( $patchedStatement ) ) ) {
            throw UseCaseError::newPatchResultInvalidValue( '', $patchedStatement );
        }

        $validationError = $this->statementValidator->validate( $patchedStatement );
        if ( $validationError ) {
            $context = $validationError->getContext();
            switch ( $validationError->getCode() ) {
                case StatementValidator::CODE_MISSING_FIELD:
                    throw UseCaseError::newMissingFieldInPatchResult(
                        $context[StatementValidator::CONTEXT_PATH],
                        $context[StatementValidator::CONTEXT_FIELD]
                    );
                case StatementValidator::CODE_INVALID_FIELD:
                    throw UseCaseError::newPatchResultInvalidValue(
                        $context[StatementValidator::CONTEXT_PATH],
                        $context[StatementValidator::CONTEXT_VALUE]
                    );
                case StatementValidator::CODE_PROPERTY_NOT_FOUND:
                    throw UseCaseError::newPatchResultReferencedResourceNotFound(
                        $context[StatementValidator::CONTEXT_PATH],
                        $context[StatementValidator::CONTEXT_VALUE]
                    );

                default:
                    throw new LogicException( "Unexpected validation error code: {$validationError->getCode()}" );
            }
        }

        return $this->statementValidator->getValidatedStatement();
    }

}