Util::filterNumericIdList

static function filterNumericIdList(array $idList = []): array
{
	$idList = array_map(static function($value) {
		return (int)$value;
	}, $idList);

	$idList = array_filter($idList, static function($value) {
		return ($value > 0);
	});

	$idList = array_unique($idList);

	return $idList;
}