private void ReadRecurrencePattern(byte[] bytes)
{
AppointmentRecurrencePatternStructure structure = AppointmentRecurrencePatternStructure.GetRecurrencePatternStructure(bytes);
m_startDTUtc = structure.GetStartDTUtc(this.OriginalTimeZone);
m_duration = structure.Duration;
RecurrenceType = structure.RecurrenceType;
m_lastInstanceStartDate = structure.LastInstanceStartDate;
Period = structure.PeriodInRecurrenceTypeUnits;
if (structure.EndType == RecurrenceEndType.EndAfterNOccurrences)
{
EndAfterNumberOfOccurences = true;
}
switch (structure.RecurFrequency)
{
case RecurrenceFrequency.Daily:
{
break;
}
case RecurrenceFrequency.Weekly:
{
Day = (int)((WeeklyRecurrencePatternStructure)structure).DaysOfWeek;
break;
}
case RecurrenceFrequency.Monthly:
{
if (structure.PatternType == PatternType.Month)
{
Day = (int)((MonthlyRecurrencePatternStructure)structure).DayOfMonth;
}
else // MonthNth
{
Day = (int)((MonthlyRecurrencePatternStructure)structure).DayOfWeek;
DayOccurenceNumber = ((MonthlyRecurrencePatternStructure)structure).DayOccurenceNumber;
}
break;
}
case RecurrenceFrequency.Yearly:
{
if (structure.PatternType == PatternType.Month)
{
Day = (int)((YearlyRecurrencePatternStructure)structure).DayOfMonth;
}
else // MonthNth
{
Day = (int)((YearlyRecurrencePatternStructure)structure).DayOfWeek;
DayOccurenceNumber = ((YearlyRecurrencePatternStructure)structure).DayOccurenceNumber;
}
}
break;
}
DeletedInstanceDates = structure.DeletedInstanceDates;
ExceptionList = structure.ExceptionList;
}
public override void SaveChanges()
{
TimeZoneInfo timezone = this.OriginalTimeZone;
if (timezone == null)
{
// if time zone was not provided, store current system time zone definition
timezone = TimeZoneInfoUtils.GetSystemStaticTimeZone(TimeZoneInfo.Local.Id);
}
AppointmentRecurrencePatternStructure structure = GetRecurrencePattern(timezone);
PC.SetBytesProperty(PropertyNames.PidLidAppointmentRecur, structure.GetBytes(this.File.WriterCompatibilityMode));
base.SaveChanges();
}
private AppointmentRecurrencePatternStructure GetRecurrencePattern(TimeZoneInfo timezone)
{
AppointmentRecurrencePatternStructure structure;
RecurrenceFrequency recurrenceFrequency = RecurrenceTypeHelper.GetRecurrenceFrequency(RecurrenceType);
PatternType patternType = RecurrenceTypeHelper.GetPatternType(RecurrenceType);
switch (recurrenceFrequency)
{
case RecurrenceFrequency.Daily:
structure = new DailyRecurrencePatternStructure();
break;
case RecurrenceFrequency.Weekly:
structure = new WeeklyRecurrencePatternStructure();
((WeeklyRecurrencePatternStructure)structure).DaysOfWeek = (DaysOfWeekFlags)Day;
break;
case RecurrenceFrequency.Monthly:
structure = new MonthlyRecurrencePatternStructure();
if (patternType == PatternType.Month)
{
((MonthlyRecurrencePatternStructure)structure).DayOfMonth = (uint)Day;
}
else
{
((MonthlyRecurrencePatternStructure)structure).DayOfWeek = (OutlookDayOfWeek)Day;
((MonthlyRecurrencePatternStructure)structure).DayOccurenceNumber = DayOccurenceNumber;
}
break;
case RecurrenceFrequency.Yearly:
structure = new YearlyRecurrencePatternStructure();
if (patternType == PatternType.Month)
{
((YearlyRecurrencePatternStructure)structure).DayOfMonth = (uint)Day;
}
else
{
((YearlyRecurrencePatternStructure)structure).DayOfWeek = (OutlookDayOfWeek)Day;
((YearlyRecurrencePatternStructure)structure).DayOccurenceNumber = DayOccurenceNumber;
}
break;
default:
throw new InvalidRecurrencePatternException("Recurrence frequency is invalid");
}
structure.PatternType = patternType;
structure.PeriodInRecurrenceTypeUnits = Period;
structure.SetStartAndDuration(m_startDTUtc, m_duration, timezone);
DateTime startDTZone = TimeZoneInfo.ConvertTimeFromUtc(m_startDTUtc, timezone);
structure.FirstDateTimeInDays = AppointmentRecurrencePatternStructure.CalculateFirstDateTimeInDays(recurrenceFrequency, patternType, Period, startDTZone);
structure.LastInstanceStartDate = m_lastInstanceStartDate;
if (EndAfterNumberOfOccurences)
{
structure.OccurrenceCount = (uint)CalendarHelper.CalculateNumberOfOccurences(StartDTUtc, m_lastInstanceStartDate, this.RecurrenceType, Period, Day);
structure.EndType = RecurrenceEndType.EndAfterNOccurrences;
}
else if (m_lastInstanceStartDate.Year >= 4500)
{
structure.EndType = RecurrenceEndType.NeverEnd;
structure.OccurrenceCount = 10;
}
else
{
structure.EndType = RecurrenceEndType.EndAfterDate;
// OccurrenceCount should not be 0, or otherwise Outlook 2003's Appointment recurrence window is not loaded properly
structure.OccurrenceCount = 10;
}
structure.DeletedInstanceDates = DeletedInstanceDates;
foreach (ExceptionInfoStructure exception in ExceptionList)
{
structure.ModifiedInstanceDates.Add(DateTimeUtils.GetDayStart(exception.NewStartDT));
}
structure.ExceptionList = ExceptionList;
return(structure);
}
