/// <summary>
/// Возвращает информацию о статусе подписания.
/// </summary>
/// <param name="operationId">ИД операции.</param>
/// <returns>Информация о статусе операции.</returns>
public SignStatus GetSignStatus(string operationId)
{
var hasResult = RequestResultsStorage.TryGetSignRequestResult(operationId, out var signResult);
if (!hasResult)
{
return(new SignStatus(SignRequestState.Failed, $"Invalid param \"{nameof(operationId)}\""));
}
var result = signResult.signature != null
? new SignStatus(signResult.signature)
: new SignStatus(SignRequestState.InProgress, "Operation in progress...");
return(result);
}
/// <summary>
/// Подписывает документ.
/// </summary>
/// <param name="userId">ИД пользователя.</param>
/// <param name="seanceId">ИД сеанса (клиентского подключения).</param>
/// <param name="certificateId">ИД сертификата.</param>
/// <param name="document">Документ.</param>
/// <param name="data">Подписываемые данные.</param>
/// <param name="contentType">Тип подписываемых данных.</param>
/// <returns>ИД операции.</returns>
public string SignDocument(int userId, int seanceId, int certificateId, DocumentModel document,
Stream data, ContentType contentType)
{
byte[] signature;
using (var certificate = CertificateManager.GetUserCertificate(userId, certificateId))
{
using (var ms = new MemoryStream())
{
data.CopyTo(ms);
var contentInfo = new ContentInfo(ms.ToArray());
var signedCms = new SignedCms(contentInfo, true);
var cmsSigner = new CmsSigner(certificate);
cmsSigner.IncludeOption = X509IncludeOption.EndCertOnly;
cmsSigner.SignerIdentifierType = SubjectIdentifierType.IssuerAndSerialNumber;
cmsSigner.SignedAttributes.Add(new Pkcs9SigningTime(DateTime.Now));
signedCms.ComputeSignature(cmsSigner, true);
signature = signedCms.Encode();
}
}
var newOperationId = Guid.NewGuid().ToString();
RequestResultsStorage.SaveRequestResult(userId, newOperationId, null);
// Имитируем работу.
Task.Delay(TimeSpan.FromSeconds(10))
.ContinueWith(t =>
{
RequestResultsStorage.SaveRequestResult(userId, newOperationId, signature);
});
return(newOperationId);
}