// Token: 0x06002914 RID: 10516 RVA: 0x000E8774 File Offset: 0x000E6974
protected void RenderMime()
{
OutboundConversionOptions outboundConversionOptions = Utilities.CreateOutboundConversionOptions(base.UserContext);
outboundConversionOptions.AllowPartialStnefConversion = true;
outboundConversionOptions.DemoteBcc = true;
try
{
ItemConversion.ConvertItemToMime(base.Item, base.Response.OutputStream, outboundConversionOptions);
}
catch (NotSupportedException innerException)
{
throw new OwaInvalidRequestException("Conversion failed", innerException);
}
catch (NotImplementedException innerException2)
{
throw new OwaInvalidRequestException("Conversion failed", innerException2);
}
catch (StoragePermanentException innerException3)
{
throw new OwaInvalidRequestException("Conversion failed", innerException3);
}
catch (StorageTransientException innerException4)
{
throw new OwaInvalidRequestException("Conversion failed", innerException4);
}
}
// Token: 0x06001C33 RID: 7219 RVA: 0x0006FF24 File Offset: 0x0006E124
protected override string InternalExecute()
{
IdAndSession idAndSession = base.IdConverter.ConvertItemIdToIdAndSessionReadOnly(this.itemId);
MessageItem messageItem = Item.BindAsMessage(idAndSession.Session, idAndSession.Id);
messageItem.Load(StoreObjectSchema.ContentConversionProperties);
OutboundConversionOptions outboundConversionOptions = new OutboundConversionOptions(base.CallContext.DefaultDomain.DomainName.ToString());
UserContext userContext = UserContextManager.GetUserContext(base.CallContext.HttpContext);
outboundConversionOptions.UserADSession = UserContextUtilities.CreateADRecipientSession(base.CallContext.ClientCulture.LCID, true, ConsistencyMode.IgnoreInvalid, false, userContext, true, base.CallContext.Budget);
outboundConversionOptions.LoadPerOrganizationCharsetDetectionOptions(userContext.ExchangePrincipal.MailboxInfo.OrganizationId);
outboundConversionOptions.AllowPartialStnefConversion = true;
outboundConversionOptions.DemoteBcc = true;
string @string;
using (MemoryStream memoryStream = new MemoryStream())
{
ItemConversion.ConvertItemToMime(messageItem, memoryStream, outboundConversionOptions);
memoryStream.Position = 0L;
byte[] array = new byte[memoryStream.Length];
memoryStream.Read(array, 0, array.Length);
@string = Encoding.ASCII.GetString(array);
}
return(@string);
}
// Token: 0x06001988 RID: 6536 RVA: 0x000953D4 File Offset: 0x000935D4
internal Stream GetItemAttachmentStream(Attachment attachment, HttpContext httpContext)
{
OwaContext owaContext = OwaContext.Get(httpContext);
UserContext userContext = owaContext.UserContext;
OutboundConversionOptions outboundConversionOptions = Utilities.CreateOutboundConversionOptions(userContext);
Stream stream = Streams.CreateTemporaryStorageStream();
string text = null;
ItemAttachment itemAttachment = attachment as ItemAttachment;
using (Item item = itemAttachment.GetItem(StoreObjectSchema.ContentConversionProperties))
{
try
{
if (ItemConversion.IsItemClassConvertibleToMime(item.ClassName))
{
ItemConversion.ConvertItemToMime(item, stream, outboundConversionOptions);
text = ".eml";
}
else if (ObjectClass.IsCalendarItemCalendarItemOccurrenceOrRecurrenceException(item.ClassName))
{
(item as CalendarItemBase).ExportAsICAL(stream, "UTF-8", outboundConversionOptions);
text = ".ics";
}
else if (ObjectClass.IsContact(item.ClassName))
{
Contact.ExportVCard(item as Contact, stream, outboundConversionOptions);
text = ".vcf";
}
else
{
ItemConversion.ConvertItemToMsgStorage(item, stream, outboundConversionOptions);
}
}
catch (Exception)
{
stream = this.GetContentsReplacementStream(-1706159495);
text = ".txt";
}
}
if (text != null)
{
this.fileName = this.GetConvertedItemFileName(this.fileName, text);
this.encodedfileNameBytes = this.GetEncodedString(this.fileName);
}
stream.Position = 0L;
return(stream);
}
public static Stream ConvertItemToMime(StoreObject xsoItem)
{
Item item = xsoItem as Item;
if (item == null)
{
throw new UnexpectedTypeException("Item", xsoItem);
}
OutboundConversionOptions outboundConversionOptions = AirSyncUtility.GetOutboundConversionOptions();
PolicyData policyData = ADNotificationManager.GetPolicyData(Command.CurrentCommand.User);
if (policyData != null && !policyData.AttachmentsEnabled)
{
outboundConversionOptions.FilterAttachmentHandler = ((Item item1, Attachment attachment) => false);
}
item.Load(StoreObjectSchema.ContentConversionProperties);
AirSyncStream airSyncStream = new AirSyncStream();
try
{
if (BodyConversionUtilities.IsMessageRestrictedAndDecoded(item))
{
ItemConversion.ConvertItemToMime(((RightsManagedMessageItem)item).DecodedItem, airSyncStream, outboundConversionOptions);
}
else
{
ItemConversion.ConvertItemToMime(item, airSyncStream, outboundConversionOptions);
}
}
catch (ConversionFailedException innerException)
{
throw new ConversionException(string.Format(CultureInfo.InvariantCulture, "MIME conversion failed for Item {0}", new object[]
{
item
}), innerException);
}
return(airSyncStream);
}
private byte[] GetMimeData(StoreObjectId itemId, out string[] recipients)
{
recipients = null;
byte[] result;
using (MessageItem messageItem = MessageItem.Bind(this.mailboxSession, itemId, StoreObjectSchema.ContentConversionProperties))
{
List <string> list = new List <string>(messageItem.Recipients.Count);
foreach (RecipientBase recipientBase in messageItem.Recipients)
{
Participant participant = recipientBase.Participant;
if (participant != null)
{
string valueOrDefault = participant.GetValueOrDefault <string>(ParticipantSchema.SmtpAddress);
list.Add(valueOrDefault);
}
}
OutboundConversionOptions options = new OutboundConversionOptions(this.mailboxSession.GetADRecipientSession(true, ConsistencyMode.IgnoreInvalid), this.mailboxSession.ServerFullyQualifiedDomainName)
{
IsSenderTrusted = true,
RecipientCache = null,
ClearCategories = true,
Limits =
{
MimeLimits = MimeLimits.Unlimited
},
AllowPartialStnefConversion = true
};
using (PooledMemoryStream pooledMemoryStream = new PooledMemoryStream(6))
{
ItemConversion.ConvertItemToMime(messageItem, pooledMemoryStream, options);
recipients = list.ToArray();
result = pooledMemoryStream.ToArray();
}
}
return(result);
}
// Token: 0x06000107 RID: 263 RVA: 0x000041B0 File Offset: 0x000023B0
public Stream GetAttachmentStream(AttachmentHandler.IAttachmentRetriever attachmentRetriever, AttachmentHandler.IAttachmentPolicyChecker policyChecker, bool asDataUri)
{
ExTraceGlobals.AttachmentHandlingTracer.TraceDebug <string>((long)this.GetHashCode(), "AttachmentHandler.GetAttachmentStream: Getting attachment stream for id={0}", this.id);
if (string.IsNullOrEmpty(this.id))
{
ExTraceGlobals.AttachmentHandlingTracer.TraceDebug((long)this.GetHashCode(), "Attachment id is empty or null. returning null stream.");
throw new FaultException("Id cannot be null or empty.");
}
Stream stream = null;
ByteEncoder byteEncoder = null;
Stream stream2 = null;
Stream result;
try
{
Attachment attachment = attachmentRetriever.Attachment;
AttachmentPolicyLevel policy = policyChecker.GetPolicy(attachment, this.webOperationContext.IsPublicLogon);
if (AudioFile.IsProtectedVoiceAttachment(attachment.FileName))
{
attachment.ContentType = Utils.GetUnProtectedVoiceAttachmentContentType(attachment.FileName);
stream = DRMUtils.OpenProtectedAttachment(attachment, this.callContext.AccessingADUser.OrganizationId);
string fileName;
if (AudioFile.TryGetNonDRMFileNameFromDRM(attachment.FileName, out fileName))
{
attachment.FileName = fileName;
}
}
string text = AttachmentUtilities.GetContentType(attachment);
string fileExtension = attachment.FileExtension;
OleAttachment oleAttachment = attachment as OleAttachment;
if (oleAttachment != null)
{
stream = oleAttachment.ConvertToImage(ImageFormat.Jpeg);
if (stream != null)
{
text = "image/jpeg";
}
}
if (this.IsBlocked(policy) && !attachment.IsInline && !this.IsImagePreview)
{
ExTraceGlobals.AttachmentHandlingTracer.TraceDebug <string>((long)this.GetHashCode(), "Attachment is blocked. Returning null stream. id is {0}", this.id);
result = null;
}
else
{
this.WriteResponseHeaders(text, policy, attachment);
if (stream == null)
{
StreamAttachment streamAttachment = attachment as StreamAttachment;
if (streamAttachment != null)
{
if (string.Equals(text, "audio/mpeg", StringComparison.OrdinalIgnoreCase))
{
stream = streamAttachment.GetContentStream(PropertyOpenMode.Modify);
}
else
{
stream = streamAttachment.GetContentStream(PropertyOpenMode.ReadOnly);
}
}
else
{
ItemAttachment itemAttachment = attachment as ItemAttachment;
if (itemAttachment != null)
{
using (Item item = itemAttachment.GetItem(StoreObjectSchema.ContentConversionProperties))
{
IRecipientSession adrecipientSession = item.Session.GetADRecipientSession(true, ConsistencyMode.IgnoreInvalid);
OutboundConversionOptions outboundConversionOptions = new OutboundConversionOptions(this.callContext.DefaultDomain.DomainName.Domain);
outboundConversionOptions.ClearCategories = false;
outboundConversionOptions.UserADSession = adrecipientSession;
outboundConversionOptions.LoadPerOrganizationCharsetDetectionOptions(adrecipientSession.SessionSettings.CurrentOrganizationId);
stream = new MemoryStream();
ItemConversion.ConvertItemToMime(item, stream, outboundConversionOptions);
stream.Seek(0L, SeekOrigin.Begin);
}
}
}
}
long num = 0L;
long num2 = 0L;
if (AttachmentUtilities.NeedToFilterHtml(text, fileExtension, policy, this.configurationContext))
{
stream = AttachmentUtilities.GetFilteredStream(this.configurationContext, stream, attachment.TextCharset, attachmentRetriever.BlockStatus);
}
else if (this.NeedToSendPartialContent(stream, out num, out num2))
{
string value = string.Format(CultureInfo.InvariantCulture, "bytes {0}-{1}/{2}", new object[]
{
num,
num2,
stream.Length
});
this.webOperationContext.Headers["Accept-Ranges"] = "bytes";
this.webOperationContext.Headers["Content-Range"] = value;
this.webOperationContext.ETag = this.id;
this.webOperationContext.StatusCode = HttpStatusCode.PartialContent;
long num3 = num2 - num + 1L;
if (num3 < stream.Length)
{
ExTraceGlobals.AttachmentHandlingTracer.TraceDebug <long, long, long>((long)this.GetHashCode(), "RangeBytes:{0} - Seek:{1} - SetLength:{2}", num3, num, num2 + 1L);
stream.Seek(num, SeekOrigin.Begin);
return(new BoundedStream(stream, true, num, num2));
}
}
if (asDataUri)
{
byteEncoder = new Base64Encoder();
stream2 = new EncoderStream(stream, byteEncoder, EncoderStreamAccess.Read);
stream = new DataUriStream(stream2, text);
}
result = stream;
}
}
catch (Exception ex)
{
if (stream != null)
{
stream.Dispose();
}
if (stream2 != null)
{
stream2.Dispose();
}
if (byteEncoder != null)
{
byteEncoder.Dispose();
}
string formatString = string.Empty;
if (ex is ExchangeDataException)
{
formatString = "Fail to sanitize HTML getting attachment. id is {0}, Exception: {1}";
}
else if (ex is StoragePermanentException)
{
formatString = "StoragePermanentException when getting attachment. id is {0}, Exception: {1}";
}
else
{
if (!(ex is StorageTransientException))
{
throw;
}
formatString = "StorageTransientException when getting attachment. id is {0}, Exception: {1}";
}
ExTraceGlobals.AttachmentHandlingTracer.TraceError <string, Exception>((long)this.GetHashCode(), formatString, this.id, ex);
throw new CannotOpenFileAttachmentException(ex);
}
return(result);
}
private static string GetAttachmentItself(Attachment attachment, Stream outStream, int offset, int count, out int total)
{
string text = string.Empty;
total = 0;
StreamAttachmentBase streamAttachmentBase = attachment as StreamAttachmentBase;
if (streamAttachmentBase != null)
{
OleAttachment oleAttachment = streamAttachmentBase as OleAttachment;
Stream stream = null;
try
{
if (oleAttachment != null)
{
stream = oleAttachment.TryConvertToImage(ImageFormat.Jpeg);
if (stream != null)
{
text = "image/jpeg";
}
}
if (stream == null)
{
stream = streamAttachmentBase.GetContentStream();
}
if (string.IsNullOrEmpty(text))
{
text = attachment.ContentType;
}
if (string.IsNullOrEmpty(text))
{
text = attachment.CalculatedContentType;
}
if (stream.Length > 0L)
{
if ((long)offset >= stream.Length)
{
throw new ArgumentOutOfRangeException("offset");
}
int num = (count == -1) ? ((int)stream.Length) : count;
if (num > GlobalSettings.MaxDocumentDataSize)
{
throw new DataTooLargeException(StatusCode.AttachmentIsTooLarge);
}
StreamHelper.CopyStream(stream, outStream, offset, num);
total = (int)stream.Length;
}
}
finally
{
if (stream != null)
{
stream.Dispose();
stream = null;
}
}
return(text);
}
ItemAttachment itemAttachment = attachment as ItemAttachment;
if (itemAttachment != null)
{
using (Item item = itemAttachment.GetItem(StoreObjectSchema.ContentConversionProperties))
{
text = "message/rfc822";
OutboundConversionOptions outboundConversionOptions = AirSyncUtility.GetOutboundConversionOptions();
using (AirSyncStream airSyncStream = new AirSyncStream())
{
try
{
ItemConversion.ConvertItemToMime(item, airSyncStream, outboundConversionOptions);
}
catch (ConversionFailedException innerException)
{
throw new FormatException(string.Format(CultureInfo.InvariantCulture, "MIME conversion failed for Attachment {0}!", new object[]
{
attachment
}), innerException);
}
if (airSyncStream.Length > 0L)
{
if ((long)offset >= airSyncStream.Length)
{
throw new ArgumentOutOfRangeException("offset");
}
int num2 = (count == -1) ? ((int)airSyncStream.Length) : count;
if (num2 > GlobalSettings.MaxDocumentDataSize)
{
throw new DataTooLargeException(StatusCode.AttachmentIsTooLarge);
}
StreamHelper.CopyStream(airSyncStream, outStream, offset, num2);
total = (int)airSyncStream.Length;
}
}
}
return(text);
}
throw new FormatException(string.Format(CultureInfo.InvariantCulture, "Attachment {0} is of invalid format!", new object[]
{
attachment
}));
}
