// Token: 0x06000716 RID: 1814 RVA: 0x000377E8 File Offset: 0x000359E8
internal static int SendDocumentContentToHttpStream(HttpContext httpContext, Stream stream, string fileName, string fileExtension, string contentType)
{
if (httpContext == null)
{
throw new ArgumentNullException("httpContext");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (string.IsNullOrEmpty(fileName))
{
fileName = LocalizedStrings.GetNonEncoded(1797976510);
}
if (fileExtension == null)
{
fileExtension = string.Empty;
}
if (contentType == null)
{
contentType = string.Empty;
}
bool flag = AttachmentUtility.DoNeedToFilterHtml(contentType, fileExtension, AttachmentPolicy.Level.Unknown, OwaContext.Get(httpContext).UserContext);
if (flag)
{
AttachmentUtility.UpdateContentTypeForNeedToFilter(out contentType, null);
}
return(AttachmentHandler.SendDocumentContentToHttpStream(httpContext, stream, fileName, fileExtension, contentType, false, null, BlockStatus.DontKnow, AttachmentPolicy.Level.Unknown, flag));
}
// Token: 0x0600071C RID: 1820 RVA: 0x00037B9C File Offset: 0x00035D9C
private void ProcessAttachment(Attachment attachment, HttpContext httpContext, BlockStatus blockStatus)
{
if (attachment == null)
{
throw new ArgumentNullException("attachment");
}
OwaContext owaContext = OwaContext.Get(httpContext);
UserContext userContext = owaContext.UserContext;
Stream stream = null;
try
{
StreamAttachmentBase streamAttachment = AttachmentUtility.GetStreamAttachment(attachment);
if (streamAttachment == null)
{
ExTraceGlobals.AttachmentHandlingTracer.TraceError((long)this.GetHashCode(), "AttachmentHandler.ProcessAttachment: attachment is not derived from AttachmentStream");
}
else
{
AttachmentPolicy.Level attachmentLevel = AttachmentLevelLookup.GetAttachmentLevel(streamAttachment, userContext);
if (attachmentLevel == AttachmentPolicy.Level.Block)
{
Utilities.TransferToErrorPage(owaContext, LocalizedStrings.GetNonEncoded(-2000404449), LocalizedStrings.GetNonEncoded(-615885395));
}
else
{
string fileName = AttachmentUtility.CalculateAttachmentName(streamAttachment.DisplayName, streamAttachment.FileName);
string text = streamAttachment.FileExtension;
if (text == null)
{
text = string.Empty;
}
string empty = string.Empty;
bool contentType = this.GetContentType(httpContext, streamAttachment, attachmentLevel, out empty);
bool isInline = this.GetIsInline(streamAttachment, attachmentLevel);
stream = AttachmentUtility.GetStream(streamAttachment);
if (stream == null)
{
ExTraceGlobals.AttachmentHandlingTracer.TraceError((long)this.GetHashCode(), "AttachmentHandler.ProcessAttachment: Image conversion of OLE attachment failure");
}
else
{
AttachmentHandler.SendDocumentContentToHttpStream(httpContext, stream, fileName, text, empty, isInline, streamAttachment.TextCharset, blockStatus, attachmentLevel, contentType);
}
}
}
}
finally
{
if (stream != null)
{
stream.Dispose();
}
}
}
// Token: 0x06000717 RID: 1815 RVA: 0x0003786C File Offset: 0x00035A6C
private static int SendDocumentContentToHttpStream(HttpContext httpContext, Stream stream, string fileName, string fileExtension, string contentType, bool isInline, Charset charset, BlockStatus blockStatus, AttachmentPolicy.Level level, bool doNeedToFilterHtml)
{
if (AttachmentUtility.IsMhtmlAttachment(contentType, fileExtension))
{
ExTraceGlobals.AttachmentHandlingTracer.TraceDebug <string>(0L, "AttachmentHandler.SendDocumentContentToHttpStream: Explicitly blocking MHTML attachment {0}", fileName);
return(0);
}
AttachmentHandler.SetAttachmentResponseHeaders(httpContext, fileName, contentType, isInline, level);
uint result;
if (doNeedToFilterHtml)
{
result = AttachmentUtility.WriteFilteredResponse(httpContext, stream, charset, blockStatus);
}
else
{
bool isNotHtmlandNotXml = !AttachmentUtility.GetIsHtmlOrXml(contentType, fileExtension);
bool doNotSniff = AttachmentUtility.GetDoNotSniff(level, OwaContext.Get(httpContext).UserContext);
result = AttachmentUtility.WriteUnfilteredResponse(httpContext, stream, fileName, isNotHtmlandNotXml, doNotSniff);
}
return((int)result);
}