wikimedia/mediawiki-extensions-Wikibase

<?php

declare( strict_types = 1 );

namespace Wikibase\Repo\Localizer;

use Exception;
use InvalidArgumentException;
use MediaWiki\Message\Message;

/**
 * ExceptionLocalizer implementing localization of some well known types of exceptions
 * that may occur in the context of the Wikibase exception, as provided in $localizers.
 *
 * @license GPL-2.0-or-later
 * @author Daniel Kinzler
 * @author Katie Filbert < aude.wiki@gmail.com >
 */
class DispatchingExceptionLocalizer implements ExceptionLocalizer {

    /**
     * @var ExceptionLocalizer[]
     */
    private array $localizers;

    /**
     * @param ExceptionLocalizer[] $localizers
     */
    public function __construct( array $localizers ) {
        $this->localizers = $localizers;
    }

    public function getExceptionMessage( Exception $exception ): Message {
        $localizer = $this->getLocalizerForException( $exception );

        if ( $localizer ) {
            return $localizer->getExceptionMessage( $exception );
        }

        throw new InvalidArgumentException( 'ExceptionLocalizer not registered for exception type.' );
    }

    public function hasExceptionMessage( Exception $exception ): bool {
        $localizer = $this->getLocalizerForException( $exception );

        return $localizer ? true : false;
    }

    private function getLocalizerForException( Exception $exception ): ?ExceptionLocalizer {
        foreach ( $this->localizers as $localizer ) {
            if ( $localizer->hasExceptionMessage( $exception ) ) {
                return $localizer;
            }
        }

        return null;
    }

}