mediawiki-extensions-Echo/includes/Cache/RevisionLocalCache.php
Reedy 3609edf153 Namespace Cache
Change-Id: I8ead3ee485528f08f71c21cf401880bf369dbeac
2022-11-02 16:37:48 -06:00

48 lines
938 B
PHP

<?php
namespace MediaWiki\Extension\Notifications\Cache;
use MediaWiki\MediaWikiServices;
/**
* Cache class that maps revision id to RevisionStore object
*/
class RevisionLocalCache extends LocalCache {
/**
* @var RevisionLocalCache
*/
private static $instance;
/**
* @return RevisionLocalCache
*/
public static function create() {
if ( !self::$instance ) {
self::$instance = new RevisionLocalCache();
}
return self::$instance;
}
/**
* @inheritDoc
*/
protected function resolve( array $lookups ) {
$store = MediaWikiServices::getInstance()->getRevisionStore();
$dbr = wfGetDB( DB_REPLICA );
$revQuery = $store->getQueryInfo( [ 'page', 'user' ] );
$res = $dbr->select(
$revQuery['tables'],
$revQuery['fields'],
[ 'rev_id' => $lookups ],
__METHOD__,
[],
$revQuery['joins']
);
foreach ( $res as $row ) {
yield $row->rev_id => $store->newRevisionFromRow( $row );
}
}
}