// Token: 0x06001218 RID: 4632 RVA: 0x0006247C File Offset: 0x0006067C
private static RecurrenceRange CreateRecurrenceRange(ExDateTime startDate, RecurrenceData recurrenceData)
{
RecurrenceRange recurrenceRange = null;
try
{
if (recurrenceData.HasOccurences())
{
recurrenceRange = new NumberedRecurrenceRange();
((NumberedRecurrenceRange)recurrenceRange).NumberOfOccurrences = (int)recurrenceData.Occurrences;
}
else if (recurrenceData.HasUntil())
{
recurrenceRange = new EndDateRecurrenceRange();
((EndDateRecurrenceRange)recurrenceRange).EndDate = recurrenceData.Until;
}
else
{
recurrenceRange = new NoEndRecurrenceRange();
}
recurrenceRange.StartDate = startDate;
}
catch (ArgumentException ex)
{
throw new ConversionException(ex.Message);
}
return(recurrenceRange);
}
protected override void InternalCopyFromModified(IProperty srcProperty)
{
CalendarItem calendarItem = null;
Task task = null;
if (this.recurrenceType == TypeOfRecurrence.Calendar)
{
calendarItem = (base.XsoItem as CalendarItem);
if (calendarItem == null)
{
throw new UnexpectedTypeException("CalendarItem", base.XsoItem);
}
if (!calendarItem.IsOrganizer())
{
AirSyncDiagnostics.TraceInfo(ExTraceGlobals.CommonTracer, null, "InternalCopyFromModified::Skip Recurrence change in case of attendee.");
return;
}
}
else if (this.recurrenceType == TypeOfRecurrence.Task)
{
task = (base.XsoItem as Task);
if (task == null)
{
throw new UnexpectedTypeException("Task", base.XsoItem);
}
}
INestedProperty nestedProperty = srcProperty as INestedProperty;
if (nestedProperty == null)
{
throw new UnexpectedTypeException("INestedProperty", srcProperty);
}
RecurrenceData recurrenceData = nestedProperty.NestedData as RecurrenceData;
if (recurrenceData == null)
{
throw new UnexpectedTypeException("RecurrenceData", nestedProperty.NestedData);
}
Recurrence recurrence = (this.recurrenceType == TypeOfRecurrence.Calendar) ? calendarItem.Recurrence : task.Recurrence;
RecurrencePattern recurrencePattern = XsoRecurrenceProperty.CreateRecurrencePattern(this.recurrenceType, recurrenceData, recurrence);
ExDateTime startDate = ExDateTime.MinValue;
ExDateTime endDate = ExDateTime.MinValue;
if (this.recurrenceType == TypeOfRecurrence.Calendar)
{
ExDateTime startTime = calendarItem.StartTime;
ExTimeZone exTimeZoneFromItem = TimeZoneHelper.GetExTimeZoneFromItem(calendarItem);
startDate = exTimeZoneFromItem.ConvertDateTime(startTime);
if (recurrenceData.HasUntil())
{
ExDateTime until = recurrenceData.Until;
endDate = exTimeZoneFromItem.ConvertDateTime(until);
}
}
else if (this.recurrenceType == TypeOfRecurrence.Task)
{
startDate = recurrenceData.Start;
if (recurrenceData.HasUntil())
{
endDate = recurrenceData.Until;
}
}
RecurrenceRange range;
try
{
if (recurrenceData.HasOccurences())
{
range = new NumberedRecurrenceRange(startDate, (int)recurrenceData.Occurrences);
}
else if (recurrenceData.HasUntil())
{
range = new EndDateRecurrenceRange(startDate, endDate);
}
else
{
range = new NoEndRecurrenceRange(startDate);
}
}
catch (ArgumentException ex)
{
throw new ConversionException(ex.Message);
}
bool ignoreCalendarTypeAndIsLeapMonth = recurrenceData.ProtocolVersion < 140;
if (recurrence != null && recurrence.Pattern != null && recurrence.Pattern.Equals(recurrencePattern, ignoreCalendarTypeAndIsLeapMonth))
{
recurrencePattern = recurrence.Pattern;
}
try
{
if (this.recurrenceType == TypeOfRecurrence.Calendar)
{
ExTimeZone exTimeZoneFromItem2 = TimeZoneHelper.GetExTimeZoneFromItem(calendarItem);
try
{
calendarItem.Recurrence = new Recurrence(recurrencePattern, range, exTimeZoneFromItem2, null);
goto IL_295;
}
catch (ArgumentOutOfRangeException)
{
if (recurrenceData.CalendarType == CalendarType.Default)
{
recurrenceData.CalendarType = CalendarType.Gregorian;
AirSyncDiagnostics.TraceInfo(ExTraceGlobals.CommonTracer, null, "Replace calendar recurrence calendar type with Gregorian.");
recurrencePattern = XsoRecurrenceProperty.CreateRecurrencePattern(this.recurrenceType, recurrenceData, recurrence);
calendarItem.Recurrence = new Recurrence(recurrencePattern, range, exTimeZoneFromItem2, null);
goto IL_295;
}
throw;
}
}
try
{
task.Recurrence = new Recurrence(recurrencePattern, range);
}
catch (ArgumentOutOfRangeException)
{
if (recurrenceData.CalendarType != CalendarType.Default)
{
throw;
}
recurrenceData.CalendarType = CalendarType.Gregorian;
AirSyncDiagnostics.TraceInfo(ExTraceGlobals.CommonTracer, null, "Replace task recurrence calendar type with Gregorian.");
recurrencePattern = XsoRecurrenceProperty.CreateRecurrencePattern(this.recurrenceType, recurrenceData, recurrence);
task.Recurrence = new Recurrence(recurrencePattern, range);
}
task[TaskSchema.IsOneOff] = recurrenceData.DeadOccur;
IL_295 :;
}
catch (NotSupportedException ex2)
{
throw new ConversionException(ex2.Message);
}
}