public static ApprovalRequestWriter GetInstance(ApprovalApplicationId?applicationId, OrganizationId organizationId, InitiationMessage initiationMessage)
{
if (applicationId != null)
{
switch (applicationId.Value)
{
case ApprovalApplicationId.AutoGroup:
return(AutoGroupApprovalRequestWriter.GetInstance(initiationMessage));
case ApprovalApplicationId.ModeratedRecipient:
return(ModerationApprovalRequestWriter.GetInstance(organizationId, initiationMessage));
}
}
return(DefaultApprovalRequestWriter.GetInstance(initiationMessage));
}
private void WriteApprovalRequestBody(Body destiniationBody, DsnHumanReadableWriter writer, ApprovalInformation info, bool writePreview)
{
if (writePreview)
{
Charset outputCharset;
bool flag = !ModerationApprovalRequestWriter.CheckInputOutputCharsetMatch(info.Codepages, this.originalMessageBodyCharset, out outputCharset);
if (!flag && this.TryWriteApprovalRequestBodyWithPreview(destiniationBody, writer, info, outputCharset))
{
return;
}
ModerationApprovalRequestWriter.diag.TraceError <bool, string>((long)this.GetHashCode(), "Failed to write preview for message. Falling back to no preview. Charset mismatch:{0}. Approval data:{1}.", flag, this.initiationMessage.ApprovalData);
info = writer.GetApprovalRequestMessageInformation(this.initiationMessage.Subject, this.originalSenderDisplayName, this.originalToFormattedLine, this.originalCcFormattedLine, this.moderatedRecipients, false, info.Culture);
}
BodyWriteConfiguration configuration = new BodyWriteConfiguration(Microsoft.Exchange.Data.Storage.BodyFormat.TextHtml, info.MessageCharset.Name);
using (Stream stream = destiniationBody.OpenWriteStream(configuration))
{
writer.WriteHtmlModerationBody(stream, info);
}
}
private void CacheDataFromOriginalMessage()
{
try
{
if (this.isOriginalMessageDataCached)
{
ModerationApprovalRequestWriter.diag.TraceDebug((long)this.GetHashCode(), "Original data cached.");
}
else
{
this.isOriginalMessageDataCached = true;
ModerationApprovalRequestWriter.diag.TraceDebug((long)this.GetHashCode(), "Getting original message for cache.");
this.CacheModeratedRecipients();
this.originalMessageStream = this.GetOriginalMessageReadStream();
if (this.originalMessageStream == null)
{
ModerationApprovalRequestWriter.diag.TraceError(0L, "There is no original message attached in initiation message.");
}
else
{
this.originalMimeDom = new MimeDocument();
this.originalMimeDom.Load(this.originalMessageStream, CachingMode.Source);
this.originalEmailMessage = EmailMessage.Create(this.originalMimeDom);
this.originalToFormattedLine = ModerationApprovalRequestWriter.FormatRecipients(this.originalEmailMessage.To);
this.originalCcFormattedLine = ModerationApprovalRequestWriter.FormatRecipients(this.originalEmailMessage.Cc);
EmailRecipient sender = this.originalEmailMessage.Sender;
if (sender != null && !string.IsNullOrEmpty(sender.DisplayName))
{
if (!string.IsNullOrEmpty(sender.SmtpAddress) && this.organizationId != null && !IsInternalResolver.IsInternal(new RoutingAddress(sender.SmtpAddress), this.organizationId))
{
this.originalSenderDisplayName = sender.DisplayName + "(" + sender.SmtpAddress + ")";
}
else
{
this.originalSenderDisplayName = sender.DisplayName;
}
}
else
{
this.originalSenderDisplayName = (string)this.initiationMessage.Requestor;
}
this.originalMesssageBodyFormat = this.originalEmailMessage.Body.BodyFormat;
string charsetName = this.originalEmailMessage.Body.CharsetName;
Charset charset;
if (!string.IsNullOrEmpty(charsetName) && Charset.TryGetCharset(charsetName, out charset) && charset.IsAvailable)
{
ModerationApprovalRequestWriter.diag.TraceDebug <string>((long)this.GetHashCode(), "original message body has charset {0}", charsetName);
this.originalMessageBodyCharset = charset;
}
else
{
ModerationApprovalRequestWriter.diag.TraceDebug <string>((long)this.GetHashCode(), "original message charset not valid {0}", charsetName);
}
this.hasInlineAttachment = false;
if (this.originalMesssageBodyFormat == Microsoft.Exchange.Data.Transport.Email.BodyFormat.Rtf)
{
if (this.originalEmailMessage.Attachments != null && this.originalEmailMessage.Attachments.Count > 0)
{
this.hasInlineAttachment = true;
}
}
else if (this.originalMesssageBodyFormat != Microsoft.Exchange.Data.Transport.Email.BodyFormat.Text && this.originalMesssageBodyFormat == Microsoft.Exchange.Data.Transport.Email.BodyFormat.Html && this.originalEmailMessage.Attachments != null && this.originalEmailMessage.Attachments.Count > 0)
{
foreach (Attachment attachment in this.originalEmailMessage.Attachments)
{
if (attachment.AttachHidden || attachment.AttachmentType == AttachmentType.Inline)
{
this.hasInlineAttachment = true;
break;
}
}
}
this.isOpaqueMessage = this.originalEmailMessage.IsOpaqueMessage;
}
}
}
catch (ExchangeDataException arg)
{
ModerationApprovalRequestWriter.diag.TraceError <ExchangeDataException>((long)this.GetHashCode(), "Cannot cache all data required for moderation approval request {0}", arg);
}
}