public LoadedItemPart Load(StoreId objectId, IStorePropertyBag propertyBagFromTree, HtmlStreamOptionCallback htmlCallback, PropertyDefinition[] propertyDefinitions, long bytesLoadedForConversation, bool isSmimeSupported, string domainName)
{
LoadedItemPart result;
using (IItem item = this.xsoFactory.BindToItem(this.mailboxSession, objectId, propertyDefinitions))
{
ItemPartIrmInfo itemPartIrmInfo = this.GetItemPartIrmInfo(item);
bool isIrmEnabled = itemPartIrmInfo != ItemPartIrmInfo.NotRestricted && this.canOpenIrmMessage;
result = this.CreateLoadedItemPart(item, propertyBagFromTree, htmlCallback, propertyDefinitions, itemPartIrmInfo, isIrmEnabled, bytesLoadedForConversation, isSmimeSupported, domainName);
}
return(result);
}
private LoadedItemPart CreateLoadedItemPart(IItem item, IStorePropertyBag propertyBagFromTree, HtmlStreamOptionCallback htmlCallback, PropertyDefinition[] additionalPropertyDefinitions, ItemPartIrmInfo itemPartIrmInfo, bool isIrmEnabled, long bytesLoadedForConversation, bool isSmimeSupported, string domainName)
{
ConversationBodyScanner bodyScanner = null;
long bytesLoaded = 0L;
PropertyDefinition[] loadedProperties = InternalSchema.Combine <PropertyDefinition>(this.queriedPropertyDefinitions, additionalPropertyDefinitions).ToArray <PropertyDefinition>();
IStorePropertyBag propertyBag = this.CalculatePropertyBag(propertyBagFromTree, item, additionalPropertyDefinitions);
BodyFragmentInfo bodyFragmentInfo = null;
bool didLoadSucceed = false;
if (this.TryLoadBodyScanner(item, htmlCallback, bytesLoadedForConversation, isIrmEnabled, out bodyScanner, out bytesLoaded))
{
bodyFragmentInfo = new BodyFragmentInfo(bodyScanner);
didLoadSucceed = true;
}
AttachmentCollection attachmentCollection = item.AttachmentCollection;
if (isIrmEnabled)
{
this.InitializeIrmInfo(item, itemPartIrmInfo, out attachmentCollection);
}
string itemClass = item.TryGetProperty(StoreObjectSchema.ItemClass) as string;
if (isSmimeSupported && ObjectClass.IsSmimeClearSigned(itemClass))
{
this.InitializeSmimeInfo(item, domainName, out attachmentCollection);
}
return(new LoadedItemPart(item, propertyBag, bodyFragmentInfo, loadedProperties, itemPartIrmInfo, didLoadSucceed, bytesLoaded, attachmentCollection));
}
private bool TryLoadBodyScanner(IItem item, HtmlStreamOptionCallback callback, long bytesLoadedForConversation, bool isIrmEnabled, out ConversationBodyScanner bodyScanner, out long bytesRead)
{
bodyScanner = null;
Item item2 = null;
bytesRead = 0L;
Body body = item.Body;
if (body == null)
{
ExTraceGlobals.ConversationTracer.TraceError(0L, "ConversationDataExtractor::LoadBodyScanner: ConversationItem has no body");
return(false);
}
try
{
if (ObjectClass.IsSmime(item.ClassName) && !ObjectClass.IsSmimeClearSigned(item.ClassName) && item is MessageItem)
{
if (ItemConversion.TryOpenSMimeContent((MessageItem)item, ConvertUtils.GetInboundConversionOptions(), out item2))
{
body = item2.Body;
}
}
else if (isIrmEnabled)
{
body = this.GetBodyFromRightsManagedMessageItem(item);
}
if (body != null)
{
if (callback != null)
{
KeyValuePair <HtmlStreamingFlags, HtmlCallbackBase> keyValuePair = callback((Item)item);
bodyScanner = body.GetConversationBodyScanner(keyValuePair.Value, ConversationDataExtractor.MaxBytesForConversation, bytesLoadedForConversation, true, keyValuePair.Key == HtmlStreamingFlags.FilterHtml, out bytesRead);
}
else
{
bodyScanner = body.GetConversationBodyScanner(null, ConversationDataExtractor.MaxBytesForConversation, bytesLoadedForConversation, true, true, out bytesRead);
}
}
else
{
ExTraceGlobals.ConversationTracer.TraceError(0L, "ConversationDataExtractor::LoadBodyScanner: ConversationItem has no body");
}
}
catch (ObjectNotFoundException)
{
ExTraceGlobals.ConversationTracer.TraceError(0L, "ObjectNotFoundException thrown from ConversationDataExtractor::LoadBodyScanner");
bodyScanner = null;
bytesRead = 0L;
}
catch (TextConvertersException)
{
ExTraceGlobals.ConversationTracer.TraceError(0L, "TextConvertersException thrown from Body::GetConversationBodyScanner");
bodyScanner = null;
bytesRead = 0L;
}
catch (MessageLoadFailedInConversationException)
{
ExTraceGlobals.ConversationTracer.TraceError(0L, "MessageLoadFailedInConversationException thrown from Body::GetConversationBodyScanner");
bodyScanner = null;
bytesRead = 0L;
}
finally
{
if (item2 != null)
{
item2.Dispose();
item2 = null;
}
}
return(bodyScanner != null);
}
