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<?php
namespace Mediawiki\Api\Service;
use Mediawiki\Api\SimpleRequest;
use Mediawiki\DataModel\Revision;
use Mediawiki\DataModel\Title;
/**
* @access private
*
* @author Addshore
*/
class RevisionRollbacker extends Service {
/**
* @since 0.3
*
* @param Revision $revision
* @param Title $title if using MW 1.24 of lower (https://gerrit.wikimedia.org/r/#/c/133063/)
*
* @return bool
*/
public function rollback( Revision $revision, Title $title = null ) {
$this->api->postRequest(
new SimpleRequest( 'rollback', $this->getRollbackParams( $revision, $title ) )
);
return true;
}
/**
* @param Revision $revision
* @param Title|null $title
*
* @return array
*/
private function getRollbackParams( Revision $revision, $title ) {
$params = [];
if ( !is_null( $title ) ) {
// This is needed prior to https://gerrit.wikimedia.org/r/#/c/133063/
$params['title'] = $title->getTitle();
} else {
// This will work after https://gerrit.wikimedia.org/r/#/c/133063/
$params['pageid'] = $revision->getPageId();
}
$params['user'] = $revision->getUser();
$params['token'] = $this->getTokenForRevision( $revision );
return $params;
}
/**
* @param Revision $revision
*
* @returns string
*/
private function getTokenForRevision( Revision $revision ) {
$result = $this->api->postRequest(
new SimpleRequest(
'query', [
'prop' => 'revisions',
'revids' => $revision->getId(),
'rvtoken' => 'rollback',
]
)
);
$result = array_shift( $result['query']['pages'] );
return $result['revisions'][0]['rollbacktoken'];
}
}
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