Piwik\Plugins\ScheduledReports\API::validateIdSegment PHP Метод

    private static function validateIdSegment(&$idSegment)
    {
        if (empty($idSegment) || is_numeric($idSegment) && $idSegment == 0) {
            $idSegment = null;
        } elseif (!is_numeric($idSegment)) {
            throw new Exception('Invalid segment identifier. Should be an integer.');
        } elseif (self::getSegment($idSegment) == null) {
            throw new Exception('Segment with id ' . $idSegment . ' does not exist or SegmentEditor is not activated.');
        }
    }