private void SignatureDefinitionCommandHandler(object sender, RoutedEventArgs e)
{
SignatureDefinition sigDefDialog = new SignatureDefinition();
if (sigDefDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
XpsSignatureDefinition signatureDefinition = new XpsSignatureDefinition();
signatureDefinition.RequestedSigner = sigDefDialog.RequestedSigner.Text;
signatureDefinition.Intent = sigDefDialog.Intent.Text;
signatureDefinition.SigningLocale = sigDefDialog.SigningLocale.Text;
try
{
signatureDefinition.SignBy = DateTime.Parse(sigDefDialog.SignBy.Text);
}
catch (FormatException)
{
}
signatureDefinition.SpotId = Guid.NewGuid();
IXpsFixedDocumentSequenceReader docSeq = _xpsDocument.FixedDocumentSequenceReader; //_xpsDocument is type System.Windows.Xps.Packaging.XpsDocument
IXpsFixedDocumentReader doc = docSeq.FixedDocuments[0];
doc.AddSignatureDefinition(signatureDefinition);
doc.CommitSignatureDefinition();
InitializeSignatureDisplay();
}
}
private void SignXPS(string inputFile)
{
try
{
Licensing.ShowDemoMessage();
DigitalCertificate.LogOnEToken(this.DigitalSignatureCertificate);
XpsDocument xpsDocument = new XpsDocument(inputFile, FileAccess.ReadWrite);
if (!this.AllowMultipleSignatures)
{
XpsSignatureDefinition xpsSignatureDefinition = new XpsSignatureDefinition()
{
Intent = this.SigningIntent,
SigningLocale = this.SigningLocation,
SpotId = new Guid?(Guid.NewGuid())
};
IXpsFixedDocumentReader item = xpsDocument.FixedDocumentSequenceReader.FixedDocuments[0];
item.AddSignatureDefinition(xpsSignatureDefinition);
item.CommitSignatureDefinition();
X509Certificate2 digitalSignatureCertificate = this.DigitalSignatureCertificate;
Guid? spotId = xpsSignatureDefinition.SpotId;
xpsDocument.SignDigitally(digitalSignatureCertificate, true, XpsDigSigPartAlteringRestrictions.SignatureOrigin, spotId.Value);
}
else
{
xpsDocument.SignDigitally(this.DigitalSignatureCertificate, true, XpsDigSigPartAlteringRestrictions.None);
}
xpsDocument.Close();
}
catch
{
throw;
}
}
private void SignXPSStream(Stream inputStream)
{
try
{
Licensing.ShowDemoMessage();
DigitalCertificate.LogOnEToken(this.DigitalSignatureCertificate);
using (Package package = Package.Open(inputStream, FileMode.Open, FileAccess.ReadWrite))
{
string str = "memorystream://myXps.xps";
Uri uri = new Uri(str);
PackageStore.AddPackage(uri, package);
XpsDocument xpsDocument = new XpsDocument(package, CompressionOption.Maximum, str);
if (!this.AllowMultipleSignatures)
{
XpsSignatureDefinition xpsSignatureDefinition = new XpsSignatureDefinition()
{
Intent = this.SigningIntent,
SigningLocale = this.SigningLocation,
SpotId = new Guid?(Guid.NewGuid())
};
IXpsFixedDocumentReader item = xpsDocument.FixedDocumentSequenceReader.FixedDocuments[0];
item.AddSignatureDefinition(xpsSignatureDefinition);
item.CommitSignatureDefinition();
X509Certificate2 digitalSignatureCertificate = this.DigitalSignatureCertificate;
Guid? spotId = xpsSignatureDefinition.SpotId;
xpsDocument.SignDigitally(digitalSignatureCertificate, true, XpsDigSigPartAlteringRestrictions.SignatureOrigin, spotId.Value);
}
else
{
xpsDocument.SignDigitally(this.DigitalSignatureCertificate, true, XpsDigSigPartAlteringRestrictions.None);
}
PackageStore.RemovePackage(uri);
xpsDocument.Close();
}
}
catch
{
throw;
}
}
