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SyncTranslatableBundleStatusMaintenanceScript.php
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SyncTranslatableBundleStatusMaintenanceScript.php
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<?php
declare( strict_types = 1 );
namespace MediaWiki\Extension\Translate\Diagnostics;
use LoggedUpdateMaintenance;
use MediaWiki\Extension\Translate\MessageGroupProcessing\RevTagStore;
use MediaWiki\Extension\Translate\MessageGroupProcessing\TranslatableBundle;
use MediaWiki\Extension\Translate\MessageGroupProcessing\TranslatableBundleFactory;
use MediaWiki\Extension\Translate\MessageGroupProcessing\TranslatableBundleStatus;
use MediaWiki\Extension\Translate\PageTranslation\PageTranslationSpecialPage;
use MediaWiki\Extension\Translate\PageTranslation\TranslatablePage;
use MediaWiki\Extension\Translate\PageTranslation\TranslatablePageStatus;
use MediaWiki\Extension\Translate\Services;
use MediaWiki\MediaWikiServices;
use MediaWiki\Title\Title;
use RuntimeException;
/**
* Script to identify the status of the translatable bundles in the rev_tag table
* and update them in the translatable_bundles page.
*/
class SyncTranslatableBundleStatusMaintenanceScript extends LoggedUpdateMaintenance {
private const INDENT_SPACER = ' ';
private const STATUS_NAME_MAPPING = [
TranslatablePageStatus::PROPOSED => 'Proposed',
TranslatablePageStatus::ACTIVE => 'Active',
TranslatablePageStatus::OUTDATED => 'Outdated',
TranslatablePageStatus::BROKEN => 'Broken'
];
private const SYNC_BATCH_STATUS = 15;
private const SCRIPT_VERSION = 1;
public function __construct() {
parent::__construct();
$this->addDescription( 'Sync translatable bundle status with values from the rev_tag table' );
$this->requireExtension( 'Translate' );
}
/** @inheritDoc */
protected function getUpdateKey(): string {
return __CLASS__ . '_v' . self::SCRIPT_VERSION;
}
/** @inheritDoc */
protected function doDBUpdates(): bool {
$this->output( "... Syncing translatable bundle status ...\n\n" );
$this->output( "Fetching translatable bundles and their statues\n\n" );
$translatableBundles = $this->fetchTranslatableBundles();
$translatableBundleStatuses = Services::getInstance()
->getTranslatableBundleStatusStore()
->getAllWithStatus();
$differences = $this->identifyDifferences( $translatableBundles, $translatableBundleStatuses );
$this->outputDifferences( $differences['missing'], 'Missing' );
$this->outputDifferences( $differences['incorrect'], 'Incorrect' );
$this->outputDifferences( $differences['extra'], 'Extra' );
$this->output( "\nSynchronizing...\n\n" );
$this->syncStatus( $differences['missing'], 'Missing' );
$this->syncStatus( $differences['incorrect'], 'Incorrect' );
$this->removeStatus( $differences['extra'] );
$this->output( "\n...Done syncing translatable status...\n" );
return true;
}
private function fetchTranslatableBundles(): array {
// Fetch the translatable pages
$resultWrapper = PageTranslationSpecialPage::loadPagesFromDB();
return PageTranslationSpecialPage::buildPageArray( $resultWrapper );
// TODO: Fetch message bundles
}
/**
* This function compares the bundles and bundles statuses to identify,
* - Missing bundles in translatable statuses
* - Extra bundles in translatable statuses
* - Incorrect statuses in translatable statuses
* The data from the rev_tag table is treated as the source of truth.
*/
private function identifyDifferences(
array $translatableBundles,
array $translatableBundleStatuses
): array {
$result = [
'missing' => [],
'extra' => [],
'incorrect' => []
];
$bundleFactory = Services::getInstance()->getTranslatableBundleFactory();
foreach ( $translatableBundles as $bundleId => $bundleInfo ) {
$title = $bundleInfo['title'];
$bundle = $this->getTranslatableBundle( $bundleFactory, $title );
$bundleStatus = $this->determineStatus( $bundle, $bundleInfo );
if ( !$bundleStatus ) {
// Ignore pages for which status could not be determined.
continue;
}
if ( !isset( $translatableBundleStatuses[$bundleId] ) ) {
// Identify missing records in translatable_bundles
$response = [
'title' => $title,
'status' => $bundleStatus,
'page_id' => $bundleId
];
$result['missing'][] = $response;
} elseif ( !$bundleStatus->isEqual( $translatableBundleStatuses[$bundleId] ) ) {
// Identify incorrect records in translatable_bundles
$response = [
'title' => $title,
'status' => $bundleStatus,
'page_id' => $bundleId
];
$result['incorrect'][] = $response;
}
}
// Identify extra records in translatable_bundles
$extraStatusBundleIds = array_diff_key( $translatableBundleStatuses, $translatableBundles );
foreach ( $extraStatusBundleIds as $extraBundleId => $statusId ) {
$title = Title::newFromID( $extraBundleId );
$response = [
'title' => $title,
// TODO: This should be determined dynamically when we start supporting MessageBundles
'status' => new TranslatablePageStatus( $statusId ),
'page_id' => $extraBundleId
];
$result['extra'][] = $response;
}
return $result;
}
private function determineStatus(
TranslatableBundle $bundle,
array $bundleInfo
): ?TranslatableBundleStatus {
if ( $bundle instanceof TranslatablePage ) {
return $bundle::determineStatus(
$bundleInfo[RevTagStore::TP_READY_TAG] ?? null,
$bundleInfo[RevTagStore::TP_MARK_TAG] ?? null,
$bundleInfo['latest']
);
} else {
// TODO: Add determineStatus as a function to TranslatableBundle abstract class and then
// implement it in MessageBundle. It may not take the same set of parameters though.
throw new RuntimeException( 'Method determineStatus not implemented for MessageBundle' );
}
}
private function getTranslatableBundle(
TranslatableBundleFactory $tbFactory,
Title $title
): TranslatableBundle {
$bundle = $tbFactory->getBundle( $title );
if ( $bundle ) {
return $bundle;
}
// This page has a revision tag, lets assume that this is a translatable page
// Broken pages for example will not be in the cache
// TODO: Is there a better way to handle this?
return TranslatablePage::newFromTitle( $title );
}
private function syncStatus( array $bundlesWithDifference, string $differenceType ): void {
if ( !$bundlesWithDifference ) {
$this->output( "No \"$differenceType\" bundle statuses\n" );
return;
}
$this->output( "Syncing \"$differenceType\" bundle statuses\n" );
$bundleFactory = Services::getInstance()->getTranslatableBundleFactory();
$tpStore = Services::getInstance()->getTranslatablePageStore();
$lbFactory = MediaWikiServices::getInstance()->getDBLoadBalancerFactory();
$bundleCountProcessed = 0;
foreach ( $bundlesWithDifference as $bundleInfo ) {
$pageId = $bundleInfo['page_id'];
$bundleTitle = $bundleInfo['title'] ?? null;
if ( !$bundleTitle instanceof Title ) {
$this->fatalError( "No title for page with id: $pageId \n" );
}
$bundle = $this->getTranslatableBundle( $bundleFactory, $bundleTitle );
if ( $bundle instanceof TranslatablePage ) {
// TODO: Eventually we want to add this method to the TranslatableBundleStore
// and then call updateStatus on it. After that we won't have to check for the
// type of the translatable bundle.
$tpStore->updateStatus( $bundleTitle );
}
if ( $bundleCountProcessed % self::SYNC_BATCH_STATUS === 0 ) {
$lbFactory->waitForReplication();
}
++$bundleCountProcessed;
}
$this->output( "Completed sync for \"$differenceType\" bundle statuses\n" );
}
private function removeStatus( array $extraBundleInfo ): void {
if ( !$extraBundleInfo ) {
$this->output( "No \"extra\" bundle statuses\n" );
return;
}
$this->output( "Removing \"extra\" bundle statuses\n" );
$pageIds = [];
foreach ( $extraBundleInfo as $bundleInfo ) {
$pageIds[] = $bundleInfo['page_id'];
}
$tbStatusStore = Services::getInstance()->getTranslatableBundleStatusStore();
$tbStatusStore->removeStatus( ...$pageIds );
$this->output( "Removed \"extra\" bundle statuses\n" );
}
private function outputDifferences( array $bundlesWithDifference, string $differenceType ): void {
if ( $bundlesWithDifference ) {
$this->output( "$differenceType translatable bundles statuses:\n" );
foreach ( $bundlesWithDifference as $bundle ) {
$this->outputBundleInfo( $bundle );
}
} else {
$this->output( "No \"$differenceType\" translatable bundle statuses found!\n" );
}
}
private function outputBundleInfo( array $bundle ): void {
$titlePrefixedDbKey = $bundle['title'] instanceof Title ?
$bundle['title']->getPrefixedDBkey() : '<Title not available>';
$id = str_pad( (string)$bundle['page_id'], 7, ' ', STR_PAD_LEFT );
$status = self::STATUS_NAME_MAPPING[ $bundle['status']->getId() ];
$this->output( self::INDENT_SPACER . "* [Id: $id] $titlePrefixedDbKey: $status\n" );
}
}

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text/x-php
Expires
Sun, Oct 4, 00:40 (2 w, 6 d ago)
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d3/89/8f65cfa56b334a32fa567a04d36b
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SyncTranslatableBundleStatusMaintenanceScript.php (8 KB)

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