/// <summary>
/// Return a List of Signer in the package
/// </summary>
/// <returns>
/// Package Path (string), Signer Name (string), Signer URI (string), Signer Issuer (string)
/// </returns>
public Signers GetDigitalSigners()
{
Signers sigs = new Signers();
sigs.Path = signers.Path;
List <X509Certificate2> certificateList = new List <X509Certificate2>();
List <XmlSignaturePart> xmlSignaturePartList = this.GetDigitalSignatures();
if (DocumentType.Equals(Types.XpsDocument))
{
//To collect the information of the signature we used XPS like a System.IO.Packaging
xpsDocument.Close();
package = Package.Open(signers.Path, FileMode.Open, FileAccess.Read);
PackageDigitalSignatureManager _signatures = null;
_signatures = new PackageDigitalSignatureManager(package);
_signatures.CertificateOption = CertificateEmbeddingOption.InSignaturePart;
// Add the signers in the list
foreach (PackageDigitalSignature signature in _signatures.Signatures)
{
string name = signature.Signer.Subject.Replace("CN=", "");
string uri = signature.SignaturePart.Uri.ToString();
string date = signature.SigningTime.ToString();
string issuer = signature.Signer.Issuer.Replace("CN=", "");
string serial = signature.Signer.GetSerialNumberString();
X509Certificate2 signatureCertificate = (X509Certificate2)signature.Signer;
sigs.Add(name, uri, issuer, date, serial, signatureCertificate);
}
package.Close();
xpsDocument = new XpsDocument(signers.Path, FileAccess.ReadWrite);
return(sigs);
}
else
{
PackageDigitalSignatureManager _signatures = null;
_signatures = new PackageDigitalSignatureManager(package);
_signatures.CertificateOption = CertificateEmbeddingOption.InSignaturePart;
// Add the signers in the list
foreach (PackageDigitalSignature signature in _signatures.Signatures)
{
string name = signature.Signer.Subject.Replace("CN=", "");
string uri = signature.SignaturePart.Uri.ToString();
string date = signature.SigningTime.ToString();
string issuer = signature.Signer.Issuer.Replace("CN=", "");
string serial = signature.Signer.GetSerialNumberString();
X509Certificate2 signatureCertificate = (X509Certificate2)signature.Signer;
sigs.Add(name, uri, issuer, date, serial, signatureCertificate);
}
return(sigs);
}
}
private void SetDigitalSignatureOriginPartbyDocumentType()
{
if (DocumentType == Types.WordProcessingML)
{
digSigOrigin = WordprocessingDocument.Open(package).DigitalSignatureOriginPart;
}
if (DocumentType == Types.SpreadSheetML)
{
digSigOrigin = SpreadsheetDocument.Open(package).DigitalSignatureOriginPart;
}
if (DocumentType == Types.PresentationML)
{
digSigOrigin = PresentationDocument.Open(package).DigitalSignatureOriginPart;
}
signers = GetDigitalSigners();
}
/// <summary>
/// Return a List of Signer in the package
/// </summary>
/// <returns>
/// Package Path (string), Signer Name (string), Signer URI (string), Signer Issuer (string)
/// </returns>
public Signers GetDigitalSigners()
{
Signers sigs = new Signers();
sigs.Path = signers.Path;
List <X509Certificate2> certificateList = new List <X509Certificate2>();
List <XmlSignaturePart> xmlSignaturePartList = this.GetDigitalSignatures();
if (DocumentType.Equals(Types.XpsDocument))
{
//To collect the information of the signature we used XPS like a System.IO.Packaging
xpsDocument.Close();
package = Package.Open(signers.Path, FileMode.Open, FileAccess.Read);
PackageDigitalSignatureManager _signatures = null;
_signatures = new PackageDigitalSignatureManager(package);
_signatures.CertificateOption = CertificateEmbeddingOption.InSignaturePart;
// Add the signers in the list
foreach (PackageDigitalSignature signature in _signatures.Signatures)
{
string name = signature.Signer.Subject.Replace("CN=", "");
string uri = signature.SignaturePart.Uri.ToString();
string date = signature.SigningTime.ToString();
string issuer = signature.Signer.Issuer.Replace("CN=", "");
string serial = signature.Signer.GetSerialNumberString();
X509Certificate2 signatureCertificate = (X509Certificate2)signature.Signer;
sigs.Add(name, uri, issuer, date, serial, signatureCertificate);
}
package.Close();
xpsDocument = new XpsDocument(signers.Path, FileAccess.ReadWrite);
return(sigs);
}
else if (DocumentType.Equals(Types.PdfDocument))
{
if (this.pdfSignatureList == null)
{
try
{
this.pdfSignatureList = CertificadoDigital.Validate.validateFile(pdfDocumentPath);
}
catch (CertificadoDigital.NoSignatureFoundException nsfe) { }
}
if (this.pdfSignatureList != null)
{
foreach (CertificadoDigital.Signature sig in this.pdfSignatureList)
{
string name = sig.OfficeTemplateSubject().Replace("CN=", "");
string uri = null;
string date = sig.DateTime.ToString();
string issuer = sig.OfficeTemplateIssuer().Replace("CN=", "");
string serial = sig.Certificates[0].Serial;
sigs.Add(name, uri, issuer, date, serial, sig.X509Certificate);
}
}
return(sigs);
}
else
{
PackageDigitalSignatureManager _signatures = null;
_signatures = new PackageDigitalSignatureManager(package);
_signatures.CertificateOption = CertificateEmbeddingOption.InSignaturePart;
// Add the signers in the list
foreach (PackageDigitalSignature signature in _signatures.Signatures)
{
string name = signature.Signer.Subject.Replace("CN=", "");
string uri = signature.SignaturePart.Uri.ToString();
string date = signature.SigningTime.ToString();
string issuer = signature.Signer.Issuer.Replace("CN=", "");
string serial = signature.Signer.GetSerialNumberString();
X509Certificate2 signatureCertificate = (X509Certificate2)signature.Signer;
sigs.Add(name, uri, issuer, date, serial, signatureCertificate);
}
return(sigs);
}
}