private void UpdateCalendarItem(ItemChangeType[] changes)
{
UpdateItemType updateItemRequest = new UpdateItemType();
updateItemRequest.ConflictResolution = ConflictResolutionType.AlwaysOverwrite;
updateItemRequest.ItemChanges = changes;
updateItemRequest.SendMeetingInvitationsOrCancellations = CalendarItemUpdateOperationType.SendToNone;
updateItemRequest.SendMeetingInvitationsOrCancellationsSpecified = true;
UpdateItemResponseType response = Service.UpdateItem(updateItemRequest);
ResponseMessageType responseMessage = response.ResponseMessages.Items[0];
if (responseMessage.ResponseCode != ResponseCodeType.NoError)
{
throw new Exception("UpdateItem failed with response code " + responseMessage.ResponseCode);
}
}
private void InsertRecurrenceException(RadScheduler owner, Appointment appointmentToInsert, DateTime exceptionDate)
{
Appointment master = owner.Appointments.FindByID(appointmentToInsert.RecurrenceParentID);
int occurrenceIndex = GetOccurrenceIndex(exceptionDate, master);
CalendarItemType occurrenceItem = GetOccurrenceItem(master, occurrenceIndex);
occurrenceItem.MeetingTimeZone = GetTimeZone(appointmentToInsert.Owner.TimeZoneOffset);
// Update the occurrence
ItemChangeType itemUpdates = GetAppointmentChanges(appointmentToInsert) ;
itemUpdates.Item = occurrenceItem.ItemId;
ItemChangeType[] changes = new ItemChangeType[] { itemUpdates };
UpdateCalendarItem(changes);
}
protected virtual ItemChangeType GetAppointmentChanges(Appointment apt)
{
ItemChangeType itemUpdates = new ItemChangeType();
ItemIdType itemId = new ItemIdType();
itemId.Id = apt.Attributes[ExchangeIdAttribute];
itemId.ChangeKey = apt.Attributes[ExchangeChangeKeyAttribute];
itemUpdates.Item = itemId;
List<ItemChangeDescriptionType> updates = new List<ItemChangeDescriptionType>();
updates.Add(GetSubjectUpdate(apt));
updates.Add(GetStartUpdate(apt));
updates.Add(GetEndUpdate(apt));
if (apt.RecurrenceRule != string.Empty)
{
updates.Add(GetRecurrenceUpdate(apt));
}
itemUpdates.Updates = updates.ToArray();
return itemUpdates;
}
private void RemoveRecurrenceExceptions(Appointment appointmentToUpdate)
{
ItemChangeType itemUpdates = new ItemChangeType();
ItemIdType itemId = new ItemIdType();
itemId.Id = appointmentToUpdate.Attributes[ExchangeIdAttribute];
itemId.ChangeKey = appointmentToUpdate.Attributes[ExchangeChangeKeyAttribute];
itemUpdates.Item = itemId;
PathToUnindexedFieldType deletedOccurrencesPath = new PathToUnindexedFieldType();
deletedOccurrencesPath.FieldURI = UnindexedFieldURIType.calendarRecurrence;
DeleteItemFieldType deletedOccurrencesUpdate = new DeleteItemFieldType();
deletedOccurrencesUpdate.Item = deletedOccurrencesPath;
// To reset the deleted and modified occurrences we must
// remove the recurrence rule and then immediately restore it
itemUpdates.Updates = new ItemChangeDescriptionType[] { deletedOccurrencesUpdate, GetRecurrenceUpdate(appointmentToUpdate) };
UpdateCalendarItem(new ItemChangeType[] { itemUpdates });
}
/// <summary>
/// Updates the specified appointment.
/// </summary>
/// <param name="owner">The owner RadScheduler instance.</param>
/// <param name="appointmentToUpdate">The appointment to update.</param>
public override void Update(RadScheduler owner, Appointment appointmentToUpdate)
{
if (owner.ProviderContext is RemoveRecurrenceExceptionsContext)
{
RemoveRecurrenceExceptions(appointmentToUpdate);
return;
}
if (owner.ProviderContext is UpdateAppointmentContext)
{
// When removing recurrences through the UI,
// one Update operation is used to both update the appointment
// and remove the recurrence exceptions.
RecurrenceRule updatedRule;
RecurrenceRule.TryParse(appointmentToUpdate.RecurrenceRule, out updatedRule);
if (updatedRule != null && updatedRule.Exceptions.Count == 0)
{
RemoveRecurrenceExceptions(appointmentToUpdate);
}
}
CreateRecurrenceExceptionContext createExceptionContext = owner.ProviderContext as CreateRecurrenceExceptionContext;
if (createExceptionContext == null)
{
// We are not creating a recurrence exceptions - synchronize deleted occurrences.
SynchronizeDeletedOccurrences(appointmentToUpdate);
}
ItemChangeType[] changes = new ItemChangeType[] { GetAppointmentChanges(appointmentToUpdate) };
UpdateCalendarItem(changes);
}
