Beispiel #1
0
        private bool CheckDate(DateTime d)
        {
            if (ByMonth != null && !ByMonth.Contains(d.Month))
            {
                return(false);
            }

            //only for YEARLY
            if (ByWeekNo != null)
            {
                var weekOfYear = d.GetWeekOfYear(this.WKST.DayOfWeek);
                if (!ByWeekNo.Contains(weekOfYear) && !ByWeekNo.Contains(weekOfYear - (d.GetWeekOfYearCount(this.WKST.DayOfWeek) + 1)))
                {
                    return(false);
                }
            }

            if (ByYearDay != null && !ByYearDay.Contains(d.DayOfYear) && !ByYearDay.Contains(d.DayOfYear - (d.GetDaysInYear() + 1)))
            {
                return(false);
            }

            if (ByMonthDay != null && !ByMonthDay.Contains(d.Day) && !ByMonthDay.Contains(d.Day - d.GetDaysInMonth() + 1))
            {
                return(false);
            }

            if (ByDay != null && !ByDay.ToList().Exists(item => item.DayOfWeek == d.DayOfWeek))
            {
                return(false);
            }

            return(true);
        }
Beispiel #2
0
        public List <DateTime> GetDates(DateTime utcStartDate, DateTime fromDate, DateTime toDate, int maxCount, bool removeExDates = true)
        {
            var dates   = new List <DateTime>();
            var endDate = (this.Until == DateTime.MinValue ? toDate : (toDate > this.Until ? this.Until : toDate));

            //push start date
            dates.Add(utcStartDate);

            DateTime d;

            switch (Freq)
            {
            case Frequency.Secondly:

                #region Secondly
                d = utcStartDate.AddSeconds(this.Interval);
                while (d <= endDate && CheckCount(dates, fromDate, maxCount))
                {
                    if (CheckDate(d) && (ByHour == null || (ByHour != null && ByHour.Contains(d.Hour))) &&
                        (ByMinute == null || (ByMinute != null && ByMinute.Contains(d.Minute))) &&
                        (BySecond == null || (BySecond != null && BySecond.Contains(d.Second))))
                    {
                        if (d >= utcStartDate && d <= endDate && !dates.Contains(d))
                        {
                            dates.Add(d);
                        }
                    }

                    d = d.AddMinutes(this.Interval);
                }
                break;
                #endregion

            case Frequency.Minutely:

                #region Minutely
                d = utcStartDate.AddMinutes(this.Interval);
                while (d <= endDate && CheckCount(dates, fromDate, maxCount))
                {
                    if (CheckDate(d) && (ByHour == null || (ByHour != null && ByHour.Contains(d.Hour))) &&
                        (ByMinute == null || (ByMinute != null && ByMinute.Contains(d.Minute))))
                    {
                        //seconds
                        var seconds = new List <int>();
                        if (BySecond != null)
                        {
                            seconds.AddRange(BySecond);
                        }
                        else
                        {
                            seconds.Add(d.Second);
                        }

                        foreach (var s in seconds)
                        {
                            var newDate = new DateTime(d.Year, d.Month, d.Day, d.Hour, d.Minute, s);
                            if (newDate >= utcStartDate && newDate <= endDate && !dates.Contains(newDate))
                            {
                                dates.Add(newDate);
                            }
                        }
                    }

                    d = d.AddMinutes(this.Interval);
                }
                break;
                #endregion

            case Frequency.Hourly:

                #region Hourly
                d = utcStartDate.AddHours(this.Interval);
                while (d <= endDate && CheckCount(dates, fromDate, maxCount))
                {
                    if (CheckDate(d) && (ByHour == null || (ByHour != null && ByHour.Contains(d.Hour))))
                    {
                        //minutes
                        var minutes = new List <int>();
                        if (ByMinute != null)
                        {
                            minutes.AddRange(ByMinute);
                        }
                        else
                        {
                            minutes.Add(d.Minute);
                        }

                        //seconds
                        var seconds = new List <int>();
                        if (BySecond != null)
                        {
                            seconds.AddRange(BySecond);
                        }
                        else
                        {
                            seconds.Add(d.Second);
                        }

                        foreach (var m in minutes)
                        {
                            foreach (var s in seconds)
                            {
                                var newDate = new DateTime(d.Year, d.Month, d.Day, d.Hour, m, s);
                                if (newDate >= utcStartDate && newDate <= endDate && !dates.Contains(newDate))
                                {
                                    dates.Add(newDate);
                                }
                            }
                        }
                    }

                    d = d.AddHours(this.Interval);
                }
                break;
                #endregion

            case Frequency.Daily:

                #region Daily
                d = utcStartDate.AddDays(this.Interval);
                while (d <= endDate && CheckCount(dates, fromDate, maxCount))
                {
                    if (CheckDate(d))
                    {
                        GetDatesWithTime(ref dates, utcStartDate, endDate, d, new List <DateTime>()
                        {
                            d
                        });
                    }

                    d = d.AddDays(this.Interval);
                }
                break;
                #endregion

            case Frequency.Weekly:

                #region Weekly

                d = utcStartDate;
                while (d <= endDate && CheckCount(dates, fromDate, maxCount))
                {
                    var dateRange = new List <DateTime>();
                    for (var i = 0; i < 7; i++)
                    {
                        dateRange.Add(d.AddDays(i));
                    }

                    if (ByMonth != null)
                    {
                        dateRange.RemoveAll(date => !ByMonth.Contains(date.Month));
                    }

                    if (ByYearDay != null)
                    {
                        dateRange.RemoveAll(date => (!ByYearDay.Contains(date.DayOfYear) && !ByYearDay.Contains(date.DayOfYear - (date.GetDaysInYear() + 1))));
                    }

                    if (ByMonthDay != null)
                    {
                        dateRange.RemoveAll(date => (!ByMonthDay.Contains(date.Day) && !ByMonthDay.Contains(date.Day - (date.GetDaysInMonth() + 1))));
                    }

                    if (ByDay != null)
                    {
                        dateRange.RemoveAll(date => !ByDay.ToList().Exists(wd => wd.DayOfWeek == date.DayOfWeek));
                    }

                    if (ByDay == null && ByMonthDay == null && ByYearDay == null)
                    {
                        dateRange.RemoveAll(date => date.Day != d.Day);
                    }

                    GetDatesWithTime(ref dates, utcStartDate, endDate, d, dateRange);

                    d = d.AddDays(7 * this.Interval);
                }
                break;
                #endregion

            case Frequency.Monthly:

                #region Monthly

                d = utcStartDate;
                while (d <= endDate && CheckCount(dates, fromDate, maxCount))
                {
                    var dateRange = new List <DateTime>();
                    if (ByMonth != null && !ByMonth.Contains(d.Month))
                    {
                        d = d.AddMonths(this.Interval);
                        continue;
                    }

                    var day = new DateTime(d.Year, d.Month, 1);
                    while (day.Month == d.Month)
                    {
                        dateRange.Add(day);
                        day = day.AddDays(1);
                    }

                    if (ByYearDay != null)
                    {
                        dateRange.RemoveAll(date => (!ByYearDay.Contains(date.DayOfYear) && !ByYearDay.Contains(date.DayOfYear - (date.GetDaysInYear() + 1))));
                    }

                    if (ByMonthDay != null)
                    {
                        dateRange.RemoveAll(date => (!ByMonthDay.Contains(date.Day) && !ByMonthDay.Contains(date.Day - (date.GetDaysInMonth() + 1))));
                    }

                    //only for MONTHLY or YEARLY
                    if (ByDay != null)
                    {
                        var listDates = new List <DateTime>();
                        foreach (var date in ByDay)
                        {
                            listDates.AddRange(date.GetDates(new DateTime(d.Year, d.Month, 1), true));
                        }

                        dateRange.RemoveAll(date => !listDates.Contains(date));
                    }

                    if (ByDay == null && ByMonthDay == null && ByYearDay == null)
                    {
                        dateRange.RemoveAll(date => date.Day != d.Day);
                    }

                    GetDatesWithTime(ref dates, utcStartDate, endDate, d, dateRange);

                    d = d.AddMonths(this.Interval);
                }
                break;
                #endregion

            case Frequency.Yearly:

                #region Yearly

                d = utcStartDate;

                if (d.Month == 2 && d.Day == 29)
                {
                    if (Interval == 1 && ByMonth == null && ByWeekNo == null && ByYearDay == null && ByMonthDay == null && ByDay == null)
                    {
                        Interval = 4;
                    }
                }

                while (d.Year <= endDate.Year && CheckCount(dates, fromDate, maxCount))
                {
                    var  dateRange = new List <DateTime>();
                    bool isFirst   = true;

                    if (ByMonth != null)
                    {
                        foreach (var m in ByMonth)
                        {
                            var date = new DateTime(d.Year, m, 1);
                            while (date.Month == m)
                            {
                                dateRange.Add(date);
                                date = date.AddDays(1);
                            }
                        }
                        isFirst = false;
                    }

                    //only for YEARLY
                    if (ByWeekNo != null)
                    {
                        if (isFirst)
                        {
                            var date = new DateTime(d.Year, 1, 1);
                            while (date.Year == d.Year)
                            {
                                var weekOfYear = date.GetWeekOfYear(this.WKST.DayOfWeek);
                                if (ByWeekNo.Contains(weekOfYear) || ByWeekNo.Contains(weekOfYear - (date.GetWeekOfYearCount(this.WKST.DayOfWeek) + 1)))
                                {
                                    dateRange.Add(date);
                                }

                                date = date.AddDays(1);
                            }
                        }
                        else
                        {
                            dateRange.RemoveAll(date => {
                                var weekOfYear = date.GetWeekOfYear(this.WKST.DayOfWeek);
                                return((!ByWeekNo.Contains(weekOfYear) && !ByWeekNo.Contains(weekOfYear - (date.GetWeekOfYearCount(this.WKST.DayOfWeek) + 1))));
                            });
                        }
                        isFirst = false;
                    }

                    if (ByYearDay != null)
                    {
                        if (isFirst)
                        {
                            foreach (var yearDay in ByYearDay)
                            {
                                dateRange.Add(new DateTime(d.Year, 1, 1).AddDays((yearDay > 0 ? yearDay : (d.GetDaysInYear() + yearDay)) - 1));
                            }
                        }
                        else
                        {
                            dateRange.RemoveAll(date => (!ByYearDay.Contains(date.DayOfYear) && !ByYearDay.Contains(date.DayOfYear - (date.GetDaysInYear() + 1))));
                        }

                        isFirst = false;
                    }


                    if (ByMonthDay != null)
                    {
                        if (isFirst)
                        {
                            for (var m = 1; m <= 12; m++)
                            {
                                foreach (var day in ByMonthDay)
                                {
                                    var dd = new DateTime(d.Year, m, 1);
                                    dateRange.Add(dd.AddDays((day > 0 ? day : (dd.GetDaysInMonth() + day)) - 1));
                                }
                            }
                        }
                        else
                        {
                            dateRange.RemoveAll(date => (!ByMonthDay.Contains(date.Day) && !ByMonthDay.Contains(date.Day - (date.GetDaysInMonth() + 1))));
                        }

                        isFirst = false;
                    }

                    //only for MONTHLY or YEARLY
                    if (ByDay != null)
                    {
                        var listDates = new List <DateTime>();
                        foreach (var day in ByDay)
                        {
                            listDates.AddRange(day.GetDates(new DateTime(d.Year, 1, 1), false));
                        }

                        listDates.Sort();

                        if (isFirst)
                        {
                            dateRange.AddRange(listDates);
                        }
                        else
                        {
                            dateRange.RemoveAll(date => !listDates.Contains(date));
                        }

                        isFirst = false;
                    }

                    if (ByDay == null && ByMonthDay == null && ByYearDay == null && ByWeekNo == null)
                    {
                        dateRange.RemoveAll(date => date.Day != d.Day);
                    }

                    //add yearly same date
                    if (isFirst)
                    {
                        dateRange.Add(d);
                    }

                    GetDatesWithTime(ref dates, utcStartDate, endDate, d, dateRange);

                    d = d.AddYears(this.Interval);
                }
                break;
                #endregion
            }

            if (Count >= 0)
            {
                var count = this.Count;
                dates = dates.FindAll(date => (--count) >= 0);
            }

            if (removeExDates && ExDates != null)
            {
                foreach (var exDate in ExDates)
                {
                    dates.RemoveAll(dt => (exDate.isDateTime && dt == exDate.Date) || (!exDate.isDateTime && dt.Date == exDate.Date));
                }
            }

            dates.RemoveAll(dt => dt <fromDate || dt> endDate);

            return(dates);
        }