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DeleteEqualTranslationsMaintenanceScript.php
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DeleteEqualTranslationsMaintenanceScript.php
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<?php
declare( strict_types = 1 );
namespace MediaWiki\Extension\Translate\Diagnostics;
use MediaWiki\Extension\Translate\MessageGroupProcessing\MessageGroups;
use MediaWiki\Extension\Translate\MessageLoading\Message;
use MediaWiki\Extension\Translate\MessageLoading\MessageCollection;
use MediaWiki\Extension\Translate\SystemUsers\FuzzyBot;
use MediaWiki\Extension\Translate\Utilities\BaseMaintenanceScript;
use MediaWiki\MediaWikiServices;
use MediaWiki\Title\Title;
use MediaWiki\Title\TitleValue;
use SplObjectStorage;
use const SORT_NUMERIC;
/**
* @since 2021.01
* @license GPL-2.0-or-later
* @author Niklas Laxström
*/
class DeleteEqualTranslationsMaintenanceScript extends BaseMaintenanceScript {
public function __construct() {
parent::__construct();
$this->addDescription( 'Delete translations that are equal to the definition' );
$this->addOption(
'group',
'Which group to scan',
self::REQUIRED,
self::HAS_ARG
);
$this->addOption(
'language',
'Which language to scan',
self::REQUIRED,
self::HAS_ARG
);
$this->addOption(
'really',
'Delete the listed pages instead of just listing them'
);
$this->addOption(
'comment',
'Comment for the deletions'
);
$this->requireExtension( 'Translate' );
}
/** @inheritDoc */
public function execute() {
$groupId = $this->getOption( 'group' );
$language = $this->getOption( 'language' );
$group = MessageGroups::getGroup( $groupId );
if ( !$group ) {
$this->fatalError( "Message group '$groupId' does not exist" );
}
$collection = $group->initCollection( $language );
$equalMessages = $this->getEqualMessages( $collection );
$equalMessageCount = count( $equalMessages );
if ( $equalMessageCount === 0 ) {
$this->output( "No translations equal to definition found\n" );
return;
}
$stats = $this->getUserStats( $equalMessages );
$this->printUserStats( $stats, $equalMessageCount );
$this->output( "\n" );
$this->printMessages( $equalMessages );
if ( $this->hasOption( 'really' ) ) {
$comment = $this->getOption( 'comment' ) ?? '';
$this->deleteMessages( $equalMessages, $comment );
} else {
$this->output( "This is a dry-run. Run again with --really to delete these messages\n" );
}
}
private function getEqualMessages( MessageCollection $collection ): SplObjectStorage {
$collection->filter( 'translated', false );
$collection->loadTranslations();
$messages = new SplObjectStorage();
foreach ( $collection->keys() as $key => $titleValue ) {
/** @var Message $message */
$message = $collection[$key];
if ( $message->definition() === $message->translation() ) {
$messages->attach( $titleValue, $message );
}
}
return $messages;
}
private function getUserStats( SplObjectStorage $messages ): array {
$stats = [];
foreach ( $messages as $key ) {
/** @var Message $message */
$message = $messages[$key];
$index = $message->getProperty( 'last-translator-text' );
$stats[$index] = ( $stats[$index] ?? 0 ) + 1;
}
return $stats;
}
private function printUserStats( array $stats, int $equalMessageCount ): void {
$this->output( "Found $equalMessageCount message(s) created by these user(s):\n" );
arsort( $stats, SORT_NUMERIC );
foreach ( $stats as $userName => $count ) {
$this->output( sprintf( "%6d | %s\n", $count, $userName ) );
}
}
private function printMessages( SplObjectStorage $messages ): void {
/** @var TitleValue $key */
foreach ( $messages as $key ) {
/** @var Message $message */
$message = $messages[$key];
$title = Title::newFromLinkTarget( $key );
$this->output(
sprintf( "== %s ==\n%s\n\n", $title->getPrefixedText(), $message->translation() )
);
}
}
private function deleteMessages( SplObjectStorage $messages, string $reason ): void {
$services = MediaWikiServices::getInstance();
$wikiPageFactory = $services->getWikiPageFactory();
$deletePageFactory = $services->getDeletePageFactory();
$user = FuzzyBot::getUser();
/** @var TitleValue $key */
foreach ( $messages as $key ) {
$title = Title::newFromLinkTarget( $key );
$page = $wikiPageFactory->newFromTitle( $title );
$status = $deletePageFactory->newDeletePage( $page, $user )
->deleteUnsafe( $reason );
if ( $status->isOK() ) {
$this->output( '.', 'deletions' );
} else {
$pageName = $title->getPrefixedText();
$this->output( "FAILED to delete page $pageName\n" );
}
}
}
}

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DeleteEqualTranslationsMaintenanceScript.php (4 KB)

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