cleanupPageLang.php

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<?php
// @codeCoverageIgnoreStart
require_once __DIR__ . '/TableCleanup.php';
// @codeCoverageIgnoreEnd
 
use MediaWiki\Language\LanguageCode;
 
class CleanupPageLang extends TableCleanup {
    public function __construct() {
        parent::__construct();
        $this->addDescription( 'Script to clean up deprecated language codes in page_lang' );
        $this->setBatchSize( 1000 );
    }
 
    protected function processRow( $row ) {
        $oldPageLang = $row->page_lang;
        if ( $oldPageLang === null ) {
            // Page has no page language
            $this->progress( 0 );
            return;
        }
 
        $newPageLang = LanguageCode::replaceDeprecatedCodes( $oldPageLang );
        if ( $newPageLang === $oldPageLang ) {
            // Page language is unchanged
            $this->progress( 0 );
            return;
        }
 
        $this->updatePageLang( $row, $oldPageLang, $newPageLang );
        $this->progress( 1 );
    }
 
    private function updatePageLang( $row, $oldPageLang, $newPageLang ) {
        if ( $this->dryrun ) {
            $this->output( "DRY RUN: would update page_lang on $row->page_id from $oldPageLang to $newPageLang.\n" );
        } else {
            $this->output( "Update page_lang on $row->page_id from $oldPageLang to $newPageLang.\n" );
            $this->getPrimaryDB()
                ->newUpdateQueryBuilder()
                ->update( 'page' )
                ->set( [ 'page_lang' => $newPageLang ] )
                ->where( [ 'page_id' => $row->page_id ] )
                ->caller( __METHOD__ )->execute();
        }
    }
}
 
// @codeCoverageIgnoreStart
$maintClass = CleanupPageLang::class;
require_once RUN_MAINTENANCE_IF_MAIN;
// @codeCoverageIgnoreEnd