private void UnprotectAllAttachments()
{
if (!(this.decodedItem.TryGetProperty(MessageItemSchema.DRMServerLicense) is string))
{
return;
}
foreach (AttachmentHandle handle in this.decodedItem.AttachmentCollection)
{
using (Attachment attachment = this.decodedItem.AttachmentCollection.Open(handle))
{
Stream stream = null;
StreamAttachment streamAttachment = attachment as StreamAttachment;
if (StreamAttachment.TryOpenRestrictedContent(streamAttachment, this.orgId, out stream))
{
using (stream)
{
using (Stream contentStream = streamAttachment.GetContentStream(PropertyOpenMode.Create))
{
Util.StreamHandler.CopyStreamData(stream, contentStream);
}
}
attachment.Save();
}
}
}
}
private static void AttachICalToItem(Stream iCalStream, Item item)
{
iCalStream.Seek(0L, SeekOrigin.Begin);
using (StreamAttachment streamAttachment = (StreamAttachment)item.AttachmentCollection.Create(AttachmentType.Stream))
{
streamAttachment.FileName = CalendarUtil.NotSupportedInboundIcal;
streamAttachment[AttachmentSchema.FailedInboundICalAsAttachment] = true;
using (Stream contentStream = streamAttachment.GetContentStream(PropertyOpenMode.Create))
{
Util.StreamHandler.CopyStreamData(iCalStream, contentStream);
}
streamAttachment.Save();
}
}
internal static void SetSharingMessage(MessageItem item, SharingMessage sharingMessage)
{
using (StreamAttachment orCreateSharingMessageAttachment = SharingMessageAttachment.GetOrCreateSharingMessageAttachment(item))
{
orCreateSharingMessageAttachment.PropertyBag[AttachmentSchema.AttachMimeTag] = "application/x-sharing-metadata-xml";
orCreateSharingMessageAttachment.PropertyBag[AttachmentSchema.AttachLongFileName] = "sharing_metadata.xml";
using (Stream contentStream = orCreateSharingMessageAttachment.GetContentStream(PropertyOpenMode.Create))
{
sharingMessage.SerializeToStream(contentStream);
contentStream.Flush();
}
orCreateSharingMessageAttachment.Save();
}
}
public StreamAttachment ConvertToImageAttachment(CoreAttachmentCollection collection, ImageFormat format)
{
base.CheckDisposed("ConvertToImageAttachment");
Util.ThrowOnNullArgument(collection, "collection");
EnumValidator.ThrowIfInvalid <ImageFormat>(format);
StreamAttachment result;
using (DisposeGuard disposeGuard = default(DisposeGuard))
{
CoreAttachment coreAttachment = collection.InternalCreateCopy(new AttachmentType?(AttachmentType.Stream), base.CoreAttachment);
disposeGuard.Add <CoreAttachment>(coreAttachment);
StreamAttachment streamAttachment = (StreamAttachment)AttachmentCollection.CreateTypedAttachment(coreAttachment, new AttachmentType?(AttachmentType.Stream));
disposeGuard.Add <StreamAttachment>(streamAttachment);
string text = streamAttachment.FileName;
if (string.IsNullOrEmpty(text))
{
text = Attachment.GenerateFilename();
}
string str = null;
switch (format)
{
case ImageFormat.Jpeg:
str = ".jpg";
break;
case ImageFormat.Png:
str = ".png";
break;
}
streamAttachment.FileName = text + str;
streamAttachment.ContentType = "image/jpeg";
streamAttachment.IsInline = true;
using (Stream contentStream = streamAttachment.GetContentStream(PropertyOpenMode.Create))
{
if (!this.TryConvertToImage(contentStream, ImageFormat.Jpeg))
{
ConvertUtils.SaveDefaultImage(contentStream);
}
}
disposeGuard.Success();
result = streamAttachment;
}
return(result);
}
public void UnprotectAttachment(AttachmentId attachmentId)
{
using (Attachment attachment = this.ProtectedAttachmentCollection.Open(attachmentId))
{
StreamAttachment streamAttachment = attachment as StreamAttachment;
if (streamAttachment == null)
{
throw new ObjectNotFoundException(ServerStrings.MapiCannotOpenAttachment);
}
using (Stream stream = StreamAttachment.OpenRestrictedContent(streamAttachment, this.orgId))
{
using (Stream contentStream = streamAttachment.GetContentStream(PropertyOpenMode.Create))
{
Util.StreamHandler.CopyStreamData(stream, contentStream);
}
}
attachment.Save();
}
}
protected override void OnBeforeSave()
{
if (this.decodedItem == null && !base.AttachmentCollection.IsDirty && base.IsRestricted && (base.Recipients.IsDirty || base.IsPropertyDirty(ItemSchema.Sender)))
{
this.EnsureIsDecoded();
}
if (this.decodedItem != null)
{
string contentClass = base.TryGetProperty(InternalSchema.ContentClass) as string;
if (this.rmsTemplate == null)
{
this.UnprotectAllAttachments();
RightsManagedMessageItem.CopyProtectableData(this.decodedItem, this);
if (ObjectClass.IsRightsManagedContentClass(contentClass))
{
base.Delete(StoreObjectSchema.ContentClass);
}
}
else
{
this.charsetDetectionStringForProtectedData = new StringBuilder((int)Math.Min(this.ProtectedBody.Size, 2147483647L));
this.GetCharsetDetectionStringFromProtectedData(this.charsetDetectionStringForProtectedData);
if (!ObjectClass.IsRightsManagedContentClass(contentClass))
{
this[StoreObjectSchema.ContentClass] = "rpmsg.message";
}
if (this.isSending)
{
byte[][] valueOrDefault = base.GetValueOrDefault <byte[][]>(InternalSchema.DRMLicense);
if (valueOrDefault != null && valueOrDefault.Length == RightsManagedMessageItem.EmptyDrmLicense.Length && valueOrDefault[0].Length == RightsManagedMessageItem.EmptyDrmLicense[0].Length)
{
base.DeleteProperties(new PropertyDefinition[]
{
InternalSchema.DRMLicense
});
}
}
else if (base.IsDraft && base.GetValueOrDefault <byte[][]>(InternalSchema.DRMLicense) == null)
{
this[InternalSchema.DRMLicense] = RightsManagedMessageItem.EmptyDrmLicense;
}
base.AttachmentCollection.RemoveAll();
using (StreamAttachment streamAttachment = base.AttachmentCollection.Create(AttachmentType.Stream) as StreamAttachment)
{
streamAttachment.FileName = "message.rpmsg";
streamAttachment.ContentType = "application/x-microsoft-rpmsg-message";
using (Stream stream = new PooledMemoryStream(131072))
{
if (this.serverUseLicense == null || ((this.UsageRights & ContentRight.Owner) == ContentRight.Owner && this.rmsTemplate.RequiresRepublishingWhenRecipientsChange && this.CanRepublish && (base.Recipients.IsDirty || (base.IsPropertyDirty(ItemSchema.Sender) && this.conversationOwner == null))))
{
if (this.ConversationOwner == null)
{
throw new InvalidOperationException("Conversation owner must be set before protecting the message.");
}
this.UnprotectAllAttachments();
using (MsgToRpMsgConverter msgToRpMsgConverter = new MsgToRpMsgConverter(this, this.ConversationOwner, this.orgId, this.rmsTemplate, this.options))
{
msgToRpMsgConverter.Convert(this.decodedItem, stream);
using (Stream stream2 = base.OpenPropertyStream(MessageItemSchema.DRMServerLicenseCompressed, PropertyOpenMode.Create))
{
DrmEmailCompression.CompressUseLicense(msgToRpMsgConverter.ServerUseLicense, stream2);
}
if (this.InternalSession != null && this.InternalSession.MailboxOwner.Sid != null)
{
ExDateTime useLicenseExpiryTime = RmsClientManagerUtils.GetUseLicenseExpiryTime(msgToRpMsgConverter.ServerUseLicense, this.UsageRights);
this[MessageItemSchema.DRMRights] = (int)this.UsageRights;
this[MessageItemSchema.DRMExpiryTime] = useLicenseExpiryTime;
using (RightsSignatureBuilder rightsSignatureBuilder = new RightsSignatureBuilder(msgToRpMsgConverter.ServerUseLicense, msgToRpMsgConverter.PublishLicense, RmsClientManager.EnvironmentHandle, msgToRpMsgConverter.LicensePair))
{
this[MessageItemSchema.DRMPropsSignature] = rightsSignatureBuilder.Sign(this.UsageRights, useLicenseExpiryTime, this.InternalSession.MailboxOwner.Sid);
}
}
goto IL_362;
}
}
using (MsgToRpMsgConverter msgToRpMsgConverter2 = new MsgToRpMsgConverter(this, this.orgId, this.publishLicense, this.serverUseLicense, this.options))
{
msgToRpMsgConverter2.Convert(this.decodedItem, stream);
}
IL_362:
using (Stream contentStream = streamAttachment.GetContentStream(PropertyOpenMode.Create))
{
stream.Seek(0L, SeekOrigin.Begin);
Util.StreamHandler.CopyStreamData(stream, contentStream);
}
}
bool flag = false;
foreach (AttachmentHandle handle in this.decodedItem.AttachmentCollection)
{
if (!CoreAttachmentCollection.IsInlineAttachment(handle))
{
flag = true;
break;
}
}
this[InternalSchema.AllAttachmentsHidden] = !flag;
streamAttachment.Save();
}
}
this.decodedItem.Dispose();
this.decodedItem = null;
this.effectiveRights = ContentRight.Owner;
this.publishLicense = null;
this.restrictionInfo = null;
this.rmsTemplate = null;
this.serverUseLicense = null;
this.conversationOwner = null;
}
base.OnBeforeSave();
}
private void DecryptMsg(MessageItem rightsProtectedMessage, string useLicense, SafeRightsManagementHandle decryptorHandle)
{
if (decryptorHandle == null)
{
throw new ArgumentNullException("decryptorHandle");
}
if (decryptorHandle.IsInvalid)
{
throw new ArgumentException("decryptorHandle");
}
this.originalItem = rightsProtectedMessage;
DrmEmailMessage drmEmailMessage = null;
bool flag = false;
try
{
ExTraceGlobals.RightsManagementTracer.TraceDebug((long)this.GetHashCode(), "Found a use license for server. Decrypting message");
DrmEmailMessageBinding messageBinding = new DrmEmailMessageBinding(this.drmMsgContainer.PublishLicense, decryptorHandle);
this.drmMsgContainer.Bind(messageBinding, new CreateStreamCallbackDelegate(this.BodyStreamCallback), new CreateStreamCallbackDelegate(this.AttachmentsStreamCallback));
drmEmailMessage = this.drmMsgContainer.EmailMessage;
this.SaveAndCloseCurrentAttachment();
this.decryptedItem.SafeSetProperty(InternalSchema.DRMServerLicense, useLicense);
this.decryptedItem.SafeSetProperty(InternalSchema.DrmPublishLicense, this.drmMsgContainer.PublishLicense);
if (drmEmailMessage.Attachments.Count > 0)
{
ExTraceGlobals.RightsManagementTracer.TraceDebug <int>((long)this.GetHashCode(), "Number of attachments in the rights protected message : {0}", drmEmailMessage.Attachments.Count);
int num = 0;
foreach (DrmEmailAttachment drmEmailAttachment in drmEmailMessage.Attachments)
{
using (Attachment attachment = this.decryptedItem.AttachmentCollection.Open(this.messageAttachmentIds[num++], null))
{
attachment.FileName = drmEmailAttachment.FileName;
attachment[InternalSchema.DisplayName] = drmEmailAttachment.DisplayName;
attachment.ContentId = drmEmailAttachment.ContentId;
attachment[InternalSchema.AttachContentLocation] = drmEmailAttachment.ContentLocation;
attachment[InternalSchema.AttachMhtmlFlags] = drmEmailAttachment.AttachFlags;
attachment[InternalSchema.AttachCalendarHidden] = drmEmailAttachment.AttachHidden;
if (drmEmailAttachment.AttachHidden)
{
attachment.IsInline = true;
}
if (drmEmailMessage.BodyFormat == BodyFormat.Rtf)
{
attachment.RenderingPosition = (int)drmEmailAttachment.CharacterPosition;
if (attachment.AttachmentType == AttachmentType.EmbeddedMessage || attachment.AttachmentType == AttachmentType.Stream)
{
attachment[InternalSchema.AttachRendering] = drmEmailAttachment.AttachRendering;
}
}
if (this.decryptAttachments)
{
Stream stream = null;
StreamAttachment streamAttachment = attachment as StreamAttachment;
if (streamAttachment != null && StreamAttachment.TryOpenRestrictedContent(streamAttachment, this.orgId, out stream))
{
using (stream)
{
using (Stream contentStream = streamAttachment.GetContentStream(PropertyOpenMode.Create))
{
Util.StreamHandler.CopyStreamData(stream, contentStream);
}
}
}
}
attachment.Save();
}
}
}
drmEmailMessage.Close();
drmEmailMessage = null;
if (this.originalItem != null)
{
PersistablePropertyBag.CopyProperty(this.originalItem.PropertyBag, InternalSchema.TransportMessageHeaders, this.decryptedItem.PropertyBag);
this.decryptedItem.Recipients.CopyRecipientsFrom(this.originalItem.Recipients);
}
this.decryptedItem.Save(SaveMode.NoConflictResolution);
this.decryptedItem.Load(InternalSchema.ContentConversionProperties);
flag = true;
}
finally
{
if (drmEmailMessage != null)
{
drmEmailMessage.Close();
drmEmailMessage = null;
}
if (!flag && this.decryptedItem != null)
{
this.decryptedItem.Dispose();
this.decryptedItem = null;
}
}
}
