wikimedia/mediawiki-extensions-Wikibase

<?php declare( strict_types=1 );

namespace Wikibase\Repo\RestApi\Application\UseCaseRequestValidation;

use Wikibase\Repo\RestApi\Application\UseCases\UseCaseError;
use Wikibase\Repo\RestApi\Application\Validation\SiteIdValidator;

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

    private SiteIdValidator $siteIdValidator;

    public function __construct( SiteIdValidator $siteIdValidator ) {
        $this->siteIdValidator = $siteIdValidator;
    }

    /**
     * @throws UseCaseError
     */
    public function validateAndDeserialize( SiteIdRequest $request ): string {
        $validationError = $this->siteIdValidator->validate( $request->getSiteId() );
        if ( $validationError ) {
            throw new UseCaseError(
                UseCaseError::INVALID_PATH_PARAMETER,
                "Invalid path parameter: 'site_id'",
                [ UseCaseError::CONTEXT_PARAMETER => 'site_id' ]
            );
        }
        return $request->getSiteId();
    }

}