protected override void InternalCopyFromModified(IProperty srcProperty)
{
Item item = (Item)base.XsoItem;
IBodyProperty bodyProperty = (IBodyProperty)srcProperty;
if (bodyProperty.RtfPresent)
{
if (bodyProperty.RtfData != null && bodyProperty.RtfData.Length > 0L)
{
using (Stream stream = XsoBodyProperty.OpenBodyWriteStream(item, BodyFormat.ApplicationRtf))
{
StreamHelper.CopyStream(bodyProperty.RtfData, stream);
return;
}
}
using (TextWriter textWriter = item.Body.OpenTextWriter(BodyFormat.TextPlain))
{
textWriter.Write(string.Empty);
return;
}
}
if (bodyProperty.TextPresent)
{
using (Stream stream2 = XsoBodyProperty.OpenBodyWriteStream(item, BodyFormat.TextPlain))
{
StreamHelper.CopyStream(bodyProperty.TextData, stream2);
return;
}
}
throw new ConversionException("Source body property does not have Rtf or Text body present");
}
protected override void InternalCopyFrom(IProperty srcProperty)
{
IBodyProperty bodyProperty = srcProperty as IBodyProperty;
if (bodyProperty == null)
{
throw new UnexpectedTypeException("IBodyProperty", bodyProperty);
}
if (BodyUtility.IsAskingForMIMEData(bodyProperty, base.Options))
{
return;
}
bool flag = false;
bool flag2 = false;
int num = 0;
bool flag3 = false;
this.cachedRtfNode = null;
if (base.Options != null)
{
if (base.Options.Contains("ClientSupportsRtf"))
{
flag = (bool)base.Options["ClientSupportsRtf"];
}
if (base.Options.Contains("MaxTextBodySize"))
{
flag2 = true;
num = (int)base.Options["MaxTextBodySize"];
}
if (base.Options.Contains("MaxRtfBodySize") && bodyProperty.RtfPresent)
{
int num2 = (int)base.Options["MaxRtfBodySize"];
flag3 = (bodyProperty.RtfSize > (num2 / 3 + 1) * 4);
}
}
if (flag && this.rtfBodyTag != null && bodyProperty.RtfPresent && !flag3)
{
AirSyncStream airSyncStream = bodyProperty.RtfData as AirSyncStream;
if (airSyncStream == null || airSyncStream.Length == 0L)
{
return;
}
airSyncStream.DoBase64Conversion = true;
if (flag2)
{
base.CreateAirSyncNode(this.bodyTruncatedTag, "0");
}
XmlNode xmlNode = base.AppendChildNode(base.XmlParentNode, this.rtfBodyTag, airSyncStream, -1L, XmlNodeType.Text);
if (this.cacheRtf)
{
this.cachedRtfNode = xmlNode;
return;
}
}
else
{
if (!bodyProperty.TextPresent)
{
return;
}
if (!flag2 || bodyProperty.TextSize <= num)
{
Stream textData = bodyProperty.TextData;
if (bodyProperty.TextSize == 0)
{
return;
}
if (!this.writeBodyTruncatedLast && this.forceBodyTruncatedTag)
{
base.CreateAirSyncNode(this.bodyTruncatedTag, "0");
}
base.AppendChildNode(base.XmlParentNode, this.textBodyTag, textData, -1L, XmlNodeType.Text);
if (this.writeBodyTruncatedLast && this.forceBodyTruncatedTag)
{
base.CreateAirSyncNode(this.bodyTruncatedTag, "0");
return;
}
}
else
{
Stream textData2 = bodyProperty.GetTextData(num);
if (bodyProperty.TextSize == 0)
{
return;
}
if (!this.writeBodyTruncatedLast)
{
base.CreateAirSyncNode(this.bodyTruncatedTag, "1");
}
if (this.bodySizeTag != null)
{
base.CreateAirSyncNode(this.bodySizeTag, bodyProperty.TextSize.ToString(CultureInfo.InvariantCulture));
}
base.AppendChildNode(base.XmlParentNode, this.textBodyTag, textData2, -1L, XmlNodeType.Text);
if (this.writeBodyTruncatedLast)
{
base.CreateAirSyncNode(this.bodyTruncatedTag, "1");
}
}
}
}