static WeeklyRecurrenceSettings GetRecurrenceSettings(string seriesInfo, int modifiedOccurrencesValue, DateTime modifiedEndDate)
        {
            RecurrenceInfo info = WeeklyRecurrenceSettings.GetFriendlyRecurrenceInfo(seriesInfo);

            return(GetRecurrenceSettings(seriesInfo, modifiedOccurrencesValue, info.StartDate, modifiedEndDate));
        }