internal static ReadOnlyCollection <AttachmentLink> ItemToICal(Item item, ReadOnlyCollection <AttachmentLink> existingAttachmentLinks, OutboundAddressCache addressCache, Stream stream, string charsetName, OutboundConversionOptions outboundConversionOptions)
{
ReadOnlyCollection <AttachmentLink> readOnlyCollection = AttachmentLink.MergeAttachmentLinks(existingAttachmentLinks, item.AttachmentCollection.CoreAttachmentCollection);
foreach (AttachmentLink attachmentLink in readOnlyCollection)
{
if (string.IsNullOrEmpty(attachmentLink.ContentId))
{
attachmentLink.ContentId = AttachmentLink.CreateContentId(item.CoreItem, attachmentLink.AttachmentId, outboundConversionOptions.ImceaEncapsulationDomain);
}
}
return(CalendarDocument.InternalItemsToICal(null, new Item[]
{
item
}, readOnlyCollection, addressCache, false, stream, new List <LocalizedString>(), charsetName, outboundConversionOptions));
}
public static void ExportCalendar(Stream outputStream, string charset, OutboundConversionOptions options, MailboxSession session, StoreObjectId folderId, ExDateTime windowStart, ExDateTime windowEnd, DetailLevelEnumType detailType)
{
EnumValidator.ThrowIfInvalid <DetailLevelEnumType>(detailType, "detailType");
PropertyDefinition[] array = InternetCalendarSchema.FromDetailLevel(detailType);
Array.IndexOf <PropertyDefinition>(array, CalendarItemBaseSchema.FreeBusyStatus);
int num = Array.IndexOf <PropertyDefinition>(array, InternalSchema.ItemId);
using (CalendarFolder calendarFolder = CalendarFolder.Bind(session, folderId))
{
object[][] array2 = calendarFolder.InternalGetCalendarView(windowStart, windowEnd, detailType == DetailLevelEnumType.AvailabilityOnly, true, true, RecurrenceExpansionOption.IncludeMaster | RecurrenceExpansionOption.TruncateMaster, array);
Item[] items = new Item[array2.Length];
try
{
for (int i = 0; i < array2.Length; i++)
{
items[i] = MessageItem.CreateInMemory(StoreObjectSchema.ContentConversionProperties);
for (int j = 0; j < array.Length; j++)
{
StorePropertyDefinition storePropertyDefinition = array[j] as StorePropertyDefinition;
if (storePropertyDefinition != null && (storePropertyDefinition.PropertyFlags & PropertyFlags.ReadOnly) != PropertyFlags.ReadOnly)
{
object obj = array2[i][j];
if (!PropertyError.IsPropertyError(obj))
{
items[i][storePropertyDefinition] = obj;
}
}
}
if (detailType == DetailLevelEnumType.FullDetails && array2[i][num] is VersionedId)
{
using (CoreItem coreItem = CoreItem.Bind(session, (VersionedId)array2[i][num], new PropertyDefinition[]
{
ItemSchema.TextBody,
ItemSchema.HtmlBody,
ItemSchema.RtfBody
}))
{
using (TextReader textReader = coreItem.Body.OpenTextReader(BodyFormat.TextPlain))
{
items[i][ItemSchema.TextBody] = textReader.ReadToEnd();
}
}
}
}
OutboundAddressCache addressCache = new OutboundAddressCache(options, new ConversionLimitsTracker(options.Limits));
List <LocalizedString> errorStream = new List <LocalizedString>();
ConvertUtils.CallCts(ExTraceGlobals.ICalTracer, "ICalSharingHelper::ExportCalendar", ServerStrings.ConversionCorruptContent, delegate
{
CalendarDocument.InternalItemsToICal(calendarFolder.DisplayName, items, null, addressCache, true, outputStream, errorStream, charset, options);
});
if (errorStream.Count > 0)
{
ExTraceGlobals.ICalTracer.TraceError <int>(0L, "{0} errors found during outbound iCal content conversion.", errorStream.Count);
AnonymousSharingLog.LogEntries(session, errorStream);
}
}
finally
{
foreach (Item item in items)
{
if (item != null)
{
item.Dispose();
}
}
}
}
}
