private static void GetCalendarMethodAndType(IList <Item> items, out CalendarMethod calendarMethod, out CalendarType calendarType)
{
CalendarMethod?calendarMethod2 = null;
CalendarType? calendarType2 = null;
if (items.Count > 0)
{
foreach (Item item in items)
{
CalendarMethod icalMethod = CalendarUtil.GetICalMethod(item);
if (icalMethod == CalendarMethod.None)
{
throw new ConversionFailedException(ConversionFailureReason.ConverterInternalFailure);
}
if (calendarMethod2 != null && icalMethod != calendarMethod2.Value)
{
throw new InvalidOperationException(ServerStrings.InconsistentCalendarMethod(calendarMethod2.Value.ToString(), item.Id.ToString()));
}
calendarMethod2 = new CalendarMethod?(icalMethod);
CalendarType alternateCalendarType = VEvent.GetAlternateCalendarType(item);
if (calendarType2 != null && alternateCalendarType != calendarType2)
{
throw new InvalidOperationException(ServerStrings.InconsistentCalendarMethod(calendarType2.Value.ToString(), item.Id.ToString()));
}
calendarType2 = new CalendarType?(alternateCalendarType);
}
}
calendarMethod = ((calendarMethod2 != null) ? calendarMethod2.Value : CalendarMethod.Publish);
calendarType = ((calendarType2 != null) ? calendarType2.Value : CalendarType.Default);
}
internal static bool CanConvertToMeetingMessage(Item item)
{
return(CalendarUtil.GetICalMethod(item) != CalendarMethod.None || ObjectClass.IsFailedInboundICal(item.ClassName));
}
