TranslateReplaceTitle.php

<?php
declare( strict_types = 1 );
 
namespace MediaWiki\Extension\Translate\MessageProcessing;
 
use MessageHandle;
use Title;
use TitleArray;
use TranslateUtils;
 
class TranslateReplaceTitle {
    public static function getTitlesForMove(
        MessageHandle $sourceMessageHandle, string $replacement
    ): array {
        $titlesForMove = [];
        $namespace = $sourceMessageHandle->getTitle()->getNamespace();
 
        $titles = self::getMatchingTitles( $sourceMessageHandle );
 
        foreach ( $titles as $title ) {
            $handle = new MessageHandle( $title );
            // This takes care of situations where we have two different titles
            // foo and foo/bar, both will be matched and fetched but the slash
            // does not represent a language separator
            if ( $handle->getKey() !== $sourceMessageHandle->getKey() ) {
                continue;
            }
            $targetTitle = Title::makeTitle(
                $namespace,
                TranslateUtils::title( $replacement, $handle->getCode(), $namespace )
            );
            $titlesForMove[] = [ $title, $targetTitle ];
        }
 
        return $titlesForMove;
    }
 
    private static function getMatchingTitles( MessageHandle $handle ): TitleArray {
        $dbr = wfGetDB( DB_PRIMARY );
 
        $tables = [ 'page' ];
        $vars = [ 'page_title', 'page_namespace', 'page_id' ];
 
        $comparisonCond = 'page_title ' . $dbr->buildLike(
            $handle->getTitleForBase()->getDBkey(), '/', $dbr->anyString()
        );
 
        $conds = [
            $comparisonCond,
            'page_namespace' => $handle->getTitle()->getNamespace(),
        ];
 
        $result = $dbr->select( $tables, $vars, $conds, __METHOD__ );
 
        return TitleArray::newFromResult( $result );
    }
}