internal static ChangeHighlightHelper CompareForChangeHighlightOnUpdatedItems(PropertyBag propBagItem1, long bodySizeItem1, PropertyBag propBagItem2, long bodySizeItem2)
{
ChangeHighlightHelper changeHighlightHelper = MeetingRequest.ComparePropertyBags(propBagItem1, propBagItem2, true);
if (bodySizeItem1 != bodySizeItem2)
{
changeHighlightHelper[InternalSchema.HtmlBody] = true;
}
return(changeHighlightHelper);
}
private void ProcessChangeHighlights(CalendarItemBase calendarItem, long meetingRequestBodySize, long calendarItemBodySize)
{
int num = base.GetValueOrDefault <int>(InternalSchema.ChangeHighlight, -1);
if (calendarItem.IsNew && !(calendarItem is CalendarItemOccurrence))
{
num = 0;
base.LocationIdentifierHelperInstance.SetLocationIdentifier(47221U);
this[InternalSchema.ChangeHighlight] = num;
}
else
{
ChangeHighlightHelper changeHighlightHelper = MeetingRequest.CompareForChangeHighlightOnUpdatedItems(base.PropertyBag, meetingRequestBodySize, calendarItem.PropertyBag, calendarItemBodySize);
if (this.ShouldPreserveAttendeesChanges(calendarItem))
{
PreservablePropertyContext context = new PreservablePropertyContext(this, calendarItem, (ChangeHighlightProperties)num);
foreach (StorePropertyDefinition storePropertyDefinition in ChangeHighlightHelper.HighlightProperties)
{
if (changeHighlightHelper[storePropertyDefinition])
{
PreservableMeetingMessageProperty preservableMeetingMessageProperty = null;
if (PreservableMeetingMessageProperty.InstanceFromPropertyDefinition.TryGetValue(storePropertyDefinition, out preservableMeetingMessageProperty))
{
changeHighlightHelper[storePropertyDefinition] = !preservableMeetingMessageProperty.ShouldPreserve(context);
}
}
}
}
num = changeHighlightHelper.HighlightFlags;
MeetingMessageType meetingMessageType = changeHighlightHelper.SuggestedMeetingType;
if (meetingMessageType == MeetingMessageType.InformationalUpdate && calendarItem.IsCancelled)
{
meetingMessageType = MeetingMessageType.FullUpdate;
}
if (this.MeetingRequestType != MeetingMessageType.PrincipalWantsCopy)
{
this.MeetingRequestType = meetingMessageType;
}
else
{
base.LocationIdentifierHelperInstance.SetLocationIdentifier(35701U);
this[InternalSchema.OriginalMeetingType] = meetingMessageType;
}
base.LocationIdentifierHelperInstance.SetLocationIdentifier(52085U);
this[InternalSchema.ChangeHighlight] = num;
}
calendarItem.SetChangeHighlight(num);
}
internal static ChangeHighlightHelper ComparePropertyBags(PropertyBag meetingPropBag, PropertyBag calItemPropBag, bool isUpdate)
{
ChangeHighlightHelper changeHighlightHelper = new ChangeHighlightHelper(0, isUpdate);
if (meetingPropBag == null || calItemPropBag == null)
{
return(changeHighlightHelper);
}
object[] array = new object[ChangeHighlightHelper.HighlightProperties.Length];
object[] array2 = new object[ChangeHighlightHelper.HighlightProperties.Length];
for (int i = 0; i < ChangeHighlightHelper.HighlightProperties.Length; i++)
{
StorePropertyDefinition storePropertyDefinition = ChangeHighlightHelper.HighlightProperties[i];
array[i] = meetingPropBag.TryGetProperty(storePropertyDefinition);
array2[i] = calItemPropBag.TryGetProperty(storePropertyDefinition);
if (storePropertyDefinition == InternalSchema.MapiRecurrenceType)
{
bool?flag = MeetingRequest.HasRecurrenceTypeChanged(array[i], array2[i]);
if (flag != null)
{
changeHighlightHelper[storePropertyDefinition] = flag.Value;
}
}
else if (storePropertyDefinition == InternalSchema.RecurrencePattern)
{
bool?flag2 = MeetingRequest.HasRecurrencePatternChanged(array[i], array2[i]);
if (flag2 != null)
{
changeHighlightHelper[storePropertyDefinition] = flag2.Value;
}
}
else if (storePropertyDefinition != InternalSchema.Duration || !string.IsNullOrEmpty(array[i] as string))
{
changeHighlightHelper[storePropertyDefinition] = !MeetingRequest.ArePropsEqual(array[i], array2[i]);
}
}
return(changeHighlightHelper);
}