/// <summary>
/// Demonstrates a call to Mobile_XML_Signature Sign method
/// </summary>
/// <param name="message">The soapMessage to operate on</param>
public void Call_Mobile_Signature(SoapMessage message)
{
//Create empty parameters dictionary
Dictionary <string, object> emptyDic = new Dictionary <string, object>();
//Create SoapMessage Reference Loader for reference
IReferenceLoader smrl = new SoapMessageReferenceLoader(message);
//Create Digester for Reference
InstantiationVO digesterVO = new InstantiationVO("http://www.w3.org/2000/09/xmldsig#sha1", emptyDic);
//Create Transformers
IList <InstantiationVO> transfs = new List <InstantiationVO>();
//Create Soap Reference and Add it to list
Reference soapReference = new Reference("#msgBody", transfs, digesterVO, smrl);
IList <IReference> references = new List <IReference>();
references.Add(soapReference);
//Create Canonicalizer
InstantiationVO c14nIVO = new InstantiationVO("http://www.w3.org/TR/2001/REC-xml-c14n-20010315", emptyDic);
//Setup Signers
DSACryptoServiceProvider dsa = new DSACryptoServiceProvider();
//Usage of true here exports private key also
DSAParameters dsaParams = dsa.ExportParameters(true);
IDictionary <string, object> signerParams = new Dictionary <string, object>();
signerParams.Add("DSAKeyInfo", dsaParams);
InstantiationVO signerIVO = new InstantiationVO("xml:dig:signer:rsa-dsa",
signerParams);
//Sign it
SignatureManager sm = new SignatureManager();
XmlNode signed = sm.Sign(references, c14nIVO, signerIVO, "myId");
}
public async Task <IActionResult> Sign(string uuid, string password, string description)
{
if (string.IsNullOrEmpty(uuid) || string.IsNullOrEmpty(password))
{
return(View("OperationNotAllowed"));
}
var document = await DBContext.Document
.SingleOrDefaultAsync(m => m.Uuid == uuid);
if (document == null)
{
return(NotFound());
}
if (document.MimeType != "application/pdf")
{
return(View("InvalidDocument"));
}
var x509certificate = HttpContext.Connection.ClientCertificate;
if (x509certificate == null)
{
return(View("OperationNotAllowed"));
}
var certificate = await DBContext.Certificate
.SingleOrDefaultAsync(r => r.SerialNumber == x509certificate.SerialNumber);
if (certificate == null || certificate.ReviewerUuid != document.ReviewerUuid)
{
return(View("OperationNotAllowed"));
}
if (certificate.ExpireDate < DateTime.Now.Date)
{
certificate.Revoked = true;
certificate.RevokeDate = DateTime.UtcNow.Date;
DBContext.Certificate.Update(certificate);
await DBContext.SaveChangesAsync();
}
if (certificate.Revoked == true)
{
return(RedirectToAction("CertificateExpired", "Certificates"));
}
var pkcs12store = TrustManager.LoadPkcs12Store(certificate.Uuid, password, CertificateType.ReviewerCertificate);
if (pkcs12store == null)
{
return(View("OperationNotAllowed"));
}
var reviewer = await DBContext.Reviewer
.SingleOrDefaultAsync(r => r.Uuid == certificate.ReviewerUuid);
var metadata = new PDFMetadata()
{
Title = "PDF Signed Document" + document.Name,
Author = certificate.Reviewer.Name,
Creator = certificate.Reviewer.Name,
Producer = certificate.Reviewer.Name,
Keywords = "UUID:" + document.Uuid,
Subject = "Signed Document"
};
var signature = new Signature()
{
Store = pkcs12store,
Reason = "Document Aproved, Date:" + DateTime.UtcNow.Date,
Page = 1,
Contact = certificate.Reviewer.Email,
CustomText = "Signed by " + reviewer.Name + " on " + DateTime.UtcNow.Date.ToString("dd-MM-yyyy") + " - " + description,
Top = 10,
Left = 10,
Width = 200,
Height = 50,
Multi = false,
Visible = true
};
SignatureManager.Sign(
signature,
metadata,
FileManager.DocumentRoot + "/" + document.Uuid,
FileManager.DocumentRoot + "/" + document.Uuid + "-signed");
document.SignatureDate = DateTime.UtcNow.Date;
DBContext.Document.Update(document);
await DBContext.SaveChangesAsync();
var message = await RenderService
.RenderToStringAsync("Email/DocumentSigned", document);
var attachments = new List <Attachment> ();
attachments.Add(
await EmailManager.LoadAttachment(
FileManager.DocumentRoot + "/" + document.Uuid + "-signed",
"Signed by " + reviewer.Name + "-" + document.Name,
document.MimeType));
attachments.Add(
await EmailManager.LoadAttachment(
TrustManager.CertificatePath(
certificate.Uuid,
CertificateType.ReviewerCertificate,
StoreFormat.CRT),
"public.crt",
"application/x-x509-ca-cert"));
attachments.Add(
await EmailManager.LoadAttachment(
TrustManager.CertificatePath(
"root",
CertificateType.AuthorityCertificate,
StoreFormat.CRT),
"authority.crt",
"application/x-x509-ca-cert"));
var response = await EmailManager.SendEmailHTML(
message,
EmailManager.Sender,
certificate.Reviewer.Email,
"Your signed document is ready",
attachments
);
if (!response.Successful)
{
return(View("ErrorSendingDocument", document));
}
return(View("DocumentSigned", document));
}
