private static XmlDsigXsltTransform CreateDataTransform()
{
var dataTransformDocument = new XmlDocument();
dataTransformDocument.LoadXml(@"
<xsl:stylesheet version='1.0' xmlns:xsl='http://www.w3.org/1999/XSL/Transform' xmlns:ds='http://www.w3.org/2000/09/xmldsig#'>
<xsl:template match='/'>
<xsl:apply-templates />
</xsl:template>
<xsl:template match='*'>
<xsl:copy>
<xsl:copy-of select='@*' />
<xsl:apply-templates />
</xsl:copy>
</xsl:template>
<xsl:template match='ds:Signature' />
</xsl:stylesheet>");
var dataTransform = new XmlDsigXsltTransform();
dataTransform.LoadInnerXml(dataTransformDocument.ChildNodes);
return dataTransform;
}
public virtual void LoadXml (XmlElement value)
{
if (value == null)
throw new ArgumentNullException ("value");
if ((value.LocalName != XmlEncryption.ElementNames.CipherReference) || (value.NamespaceURI != EncryptedXml.XmlEncNamespaceUrl))
throw new CryptographicException ("Malformed CipherReference element.");
else {
Uri = null;
TransformChain = new TransformChain ();
foreach (XmlNode n in value.ChildNodes) {
if (n is XmlWhitespace)
continue;
switch (n.LocalName) {
case XmlEncryption.ElementNames.Transforms:
foreach (XmlNode xn in ((XmlElement) n).GetElementsByTagName (XmlSignature.ElementNames.Transform, XmlSignature.NamespaceURI)) {
Transform t = null;
switch (((XmlElement) xn).Attributes [XmlSignature.AttributeNames.Algorithm].Value) {
case XmlSignature.AlgorithmNamespaces.XmlDsigBase64Transform:
t = new XmlDsigBase64Transform ();
break;
case XmlSignature.AlgorithmNamespaces.XmlDsigC14NTransform:
t = new XmlDsigC14NTransform ();
break;
case XmlSignature.AlgorithmNamespaces.XmlDsigC14NWithCommentsTransform:
t = new XmlDsigC14NWithCommentsTransform ();
break;
case XmlSignature.AlgorithmNamespaces.XmlDsigEnvelopedSignatureTransform:
t = new XmlDsigEnvelopedSignatureTransform ();
break;
case XmlSignature.AlgorithmNamespaces.XmlDsigXPathTransform:
t = new XmlDsigXPathTransform ();
break;
case XmlSignature.AlgorithmNamespaces.XmlDsigXsltTransform:
t = new XmlDsigXsltTransform ();
break;
default:
continue;
}
t.LoadInnerXml (((XmlElement) xn).ChildNodes);
TransformChain.Add (t);
}
break;
}
}
if (value.HasAttribute (XmlEncryption.AttributeNames.URI))
Uri = value.Attributes [XmlEncryption.AttributeNames.URI].Value;
}
}
