public static void CancelCalendarItem(UserContext userContext, CalendarItemBase calendarItemBase)
{
if (calendarItemBase.IsMeeting && calendarItemBase.MeetingRequestWasSent && calendarItemBase.AttendeeCollection.Count != 0)
{
ExTraceGlobals.CalendarTracer.TraceDebug(0L, "Sending calendarItem cancellation");
Utilities.ValidateCalendarItemBaseStoreObject(calendarItemBase);
using (MeetingCancellation meetingCancellation = calendarItemBase.CancelMeeting(null, null))
{
meetingCancellation.Send();
}
}
ExTraceGlobals.CalendarTracer.TraceDebug(0L, "Deleting calendarItem due to cancellation");
Utilities.DeleteItems(userContext, DeleteItemFlags.MoveToDeletedItems, new StoreId[]
{
calendarItemBase.Id
});
}
public void Delete()
{
ExTraceGlobals.CalendarCallTracer.TraceDebug((long)this.GetHashCode(), "CalendarViewEventHandler.Delete");
OwaStoreObjectId owaStoreObjectId = (OwaStoreObjectId)base.GetParameter("Id");
OwaStoreObjectId owaStoreObjectId2 = (OwaStoreObjectId)base.GetParameter("fId");
Item item = null;
CalendarItemBase calendarItemBase = null;
bool flag = true;
try
{
item = Utilities.GetItem <Item>(base.UserContext, owaStoreObjectId, new PropertyDefinition[]
{
StoreObjectSchema.EffectiveRights,
CalendarItemBaseSchema.MeetingRequestWasSent,
CalendarItemBaseSchema.IsOrganizer
});
calendarItemBase = (item as CalendarItemBase);
if (calendarItemBase != null)
{
if (!CalendarUtilities.UserCanDeleteCalendarItem(calendarItemBase) || Utilities.IsItemInExternalSharedInFolder(base.UserContext, calendarItemBase))
{
base.ResponseContentType = OwaEventContentType.Html;
this.Writer.Write("<div id=divOp _sOp=np></div>");
flag = false;
}
else if (!base.IsParameterSet("FD") && calendarItemBase.IsMeeting && calendarItemBase.MeetingRequestWasSent && calendarItemBase.IsOrganizer())
{
base.ResponseContentType = OwaEventContentType.Html;
this.Writer.Write("<div id=divOp _sOp=sc></div>");
flag = false;
}
else if (!base.IsParameterSet("FD") && !calendarItemBase.IsOrganizer() && !calendarItemBase.IsCancelled && !MeetingUtilities.IsCalendarItemEndTimeInPast(calendarItemBase))
{
base.ResponseContentType = OwaEventContentType.Html;
this.Writer.Write("<div id=divOp _sOp=sr></div>");
flag = false;
}
else if (!base.IsParameterSet("FD") && (owaStoreObjectId2.IsOtherMailbox || owaStoreObjectId2.IsGSCalendar))
{
base.ResponseContentType = OwaEventContentType.Html;
this.Writer.Write("<div id=divOp _sOp=sn></div>");
flag = false;
}
}
else if (!ItemUtility.UserCanDeleteItem(item))
{
base.ResponseContentType = OwaEventContentType.Html;
this.Writer.Write("<div id=divOp _sOp=np></div>");
flag = false;
}
if (flag)
{
bool flag2 = false;
if (base.IsParameterSet("Ntfy"))
{
flag2 = (bool)base.GetParameter("Ntfy");
}
if (flag2)
{
PrincipalNotificationMessage principalNotificationMessage = new PrincipalNotificationMessage(owaStoreObjectId.ToBase64String(), owaStoreObjectId2, base.UserContext, this.HttpContext, PrincipalNotificationMessage.ActionType.Delete, false, calendarItemBase.IsMeeting);
principalNotificationMessage.SendNotificationMessage();
}
bool flag3 = false;
if (base.IsParameterSet("Prm"))
{
flag3 = (bool)base.GetParameter("Prm");
}
DeleteItemFlags deleteItemFlags = DeleteItemFlags.None;
if (!owaStoreObjectId2.IsPublic)
{
if (calendarItemBase.IsOrganizer())
{
if (calendarItemBase.IsMeeting)
{
goto IL_269;
}
deleteItemFlags = DeleteItemFlags.CancelCalendarItem;
MeetingCancellation meetingCancellation = null;
try
{
try
{
calendarItemBase.OpenAsReadWrite();
meetingCancellation = calendarItemBase.CancelMeeting(null, null);
}
catch (ObjectNotFoundException)
{
}
catch (AccessDeniedException)
{
}
goto IL_269;
}
finally
{
if (meetingCancellation != null)
{
meetingCancellation.Dispose();
}
meetingCancellation = null;
}
}
deleteItemFlags = DeleteItemFlags.DeclineCalendarItemWithoutResponse;
}
IL_269:
calendarItemBase.DeleteMeeting((flag3 ? DeleteItemFlags.SoftDelete : DeleteItemFlags.MoveToDeletedItems) | deleteItemFlags);
this.RenderPayload(new OwaStoreObjectId[]
{
owaStoreObjectId2
});
}
}
catch (ObjectNotFoundException)
{
ExTraceGlobals.CalendarDataTracer.TraceDebug((long)this.GetHashCode(), "Calendar item could not be found.");
throw;
}
finally
{
if (item != null)
{
item.Dispose();
item = null;
}
}
}