/**
* Lock the appropriate tables for the script
* @param DatabaseBase $db
* @param string $extraTable The name of any extra tables to lock (eg: text)
*/
private function lockTables($db, $extraTable = [])
{
$tbls = ['page', 'revision', 'redirect'];
if ($extraTable) {
$tbls = array_merge($tbls, $extraTable);
}
$db->lockTables([], $tbls, __METHOD__, false);
}