public void SignDocument([FromForm] SigningDocument file)
{
file.Location = "Varaždin";
file.destinationSave = @"C:\Users\CSVarazdin\Documents\GitHub\TimeRedistribution\MedApp\SecretToken\";
file.CertificatDestination = @"C:\Users\CSVarazdin\Documents\GitHub\TimeRedistribution\MedApp\SecretToken\mediion.com.p12";
file.Password = "******";
_signService.SignDocument(file);
//return Ok();
}
public void SignDocument(SigningDocument signingDocument)
{
string KEYSTORE = $"{signingDocument.CertificatDestination}";
char[] PASSWORD = $"{signingDocument.Password}".ToCharArray();
Pkcs12Store pk12 = new Pkcs12Store(new FileStream(KEYSTORE,
FileMode.Open, FileAccess.Read), PASSWORD);
string alias = null;
foreach (object a in pk12.Aliases)
{
alias = ((string)a);
if (pk12.IsKeyEntry(alias))
{
break;
}
}
ICipherParameters pk = pk12.GetKey(alias).Key;
X509CertificateEntry[] ce = pk12.GetCertificateChain(alias);
Org.BouncyCastle.X509.X509Certificate[] chain = new Org.BouncyCastle.X509.X509Certificate[ce.Length];
for (int k = 0; k < ce.Length; ++k)
{
chain[k] = ce[k].Certificate;
}
var f = signingDocument.File.OpenReadStream();
string DEST = $"{signingDocument.destinationSave}\\Signed{signingDocument.File.FileName}";
PdfReader p = new PdfReader(f);
PdfSigner signer = new PdfSigner(p, new FileStream(DEST, FileMode.Create),
new StampingProperties());
PdfSignatureAppearance appearance = signer.GetSignatureAppearance();
appearance.SetLocation(signingDocument.Location)
.SetPageRect(new Rectangle(425, 0, 150, 75))
.SetPageNumber(1);
signer.SetFieldName("MyFieldName");
IExternalSignature pks = new PrivateKeySignature(pk, DigestAlgorithms.SHA256);
signer.SignDetached(pks, chain, null, null, null, 0, PdfSigner.CryptoStandard.CMS);
}
protected virtual IEnumerable <ISigningResult> GetDocumentsAuthenticatedAttributesInternal(
bool async,
string[] filesIds,
string userId,
string userCertificateBase64,
string location,
string reason,
string hashAlgorithm,
string signatureAlgorithm,
IDictionary <string, object> parameters = default(IDictionary <string, object>),
int timeoutInSeconds = default(int)
)
{
if (parameters == default(IDictionary <string, object>))
{
parameters = new Dictionary <string, object> {
};
}
var results = new List <ISigningResult>();
var userCertificate = userCertificateBase64
.ToX509Certificate2();
var ownerIdentification = OidHelper
.OwnerIdentificationWorkflow
.Execute(userCertificate);
results
.AddRange(OnValidateUserCertificate(filesIds, userCertificate));
if (!results.Any()) //não houve erros de certificado
{
var documents = GetDocuments <ISigningDocument>(filesIds, userId, parameters);
var unauthorizedDocuments = filesIds
.Where(o => !documents.Any(p => p.FileId == o));
foreach (var fileId in unauthorizedDocuments)
{
var result = new SigningResult
{
FileId = fileId,
Exception = new UnauthorizedAccessException("You do not have permission to access this file")
};
var document = new SigningDocument
{
FileId = result.FileId,
Parameters = parameters,
UserId = userId
};
results
.Add(result);
OnDocumentError(document, parameters, result.Exception);
}
if (async)
{
var list = new ConcurrentBag <ISigningResult>();
Parallel
.ForEach(documents, document =>
{
var result = GetDocumentAuthenticatedAttributesInternal
(
document,
ownerIdentification,
location,
reason,
hashAlgorithm,
signatureAlgorithm,
userCertificate,
parameters,
timeoutInSeconds
);
list
.Add(result);
});
results
.AddRange(list);
}
else
{
foreach (var document in documents)
{
var result = GetDocumentAuthenticatedAttributesInternal
(
document,
ownerIdentification,
location,
reason,
hashAlgorithm,
signatureAlgorithm,
userCertificate,
parameters,
timeoutInSeconds
);
results
.Add(result);
}
}
}
return(results);
}