private async void Sign_Click(object sender, RoutedEventArgs e)
{
X509Store store = new X509Store(StoreName.My, StoreLocation.CurrentUser);
store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);
X509Certificate2Collection collection = store.Certificates;
X509Certificate2Collection fcollection = collection.Find(X509FindType.FindByKeyUsage, X509KeyUsageFlags.NonRepudiation, true);
X509Certificate2Collection scollection = X509Certificate2UI.SelectFromCollection(fcollection, "Sign Certificate Select", "Select a certificate to sign with", X509SelectionFlag.SingleSelection);
DsspClient dsspClient = new DsspClient("https://www.e-contract.be/dss-ws/dss");
dsspClient.Application.UT.Name = Properties.Settings.Default.user;
dsspClient.Application.UT.Password = Properties.Settings.Default.pwd;
dsspClient.Signer = scollection.Cast <X509Certificate2>().AsQueryable().FirstOrDefault();
using (new WaitCursor())
{
Dssp2StepSession dsspSession;
var signProps = new SignatureRequestProperties();
signProps.SignerRole = this.Role.Text;
signProps.SignatureProductionPlace = this.Location.Text;
using (Stream input = File.OpenRead(FilePath.Text))
{
var inDoc = new Document()
{
MimeType = "application/pdf",
Content = input
};
dsspSession = await dsspClient.UploadDocumentFor2StepAsync(inDoc, signProps);
}
dsspSession.Sign();
var outDoc = await dsspClient.DownloadDocumentAsync(dsspSession);
using (Stream output = File.Create(FilePath.Text))
{
await outDoc.Content.CopyToAsync(output);
}
}
}
public async Task <HttpResponseMessage> Get(string id, string location, string role, string visible, int?page, int?x, int?y)
{
try
{
//get the requested document and covert it for upload.
Document doc = docs[id].ToDocument();
//Upload it, keeping the DSS-P session that is returned
dsspClient.ApplicationName = configuration.Current.AppName;
dsspClient.ApplicationPassword = configuration.Current.AppPwd;
sessions[id] = await dsspClient.UploadDocumentAsync(doc);
//Create properties
SignatureRequestProperties props = null;
if (!configuration.Current.AltMode || visible != "None" || !string.IsNullOrEmpty(location) || !string.IsNullOrEmpty(role))
{
props = new SignatureRequestProperties()
{
SignatureProductionPlace = location, SignerRole = role
};
}
if (visible == "Photo")
{
//Create an image visual signature, which defaults to eID photo
props.VisibleSignature = new ImageVisibleSignature()
{
Page = page.Value,
X = x.Value,
Y = y.Value
};
}
//creating the browser post page with the pending request
string browserPostPage;
if (configuration.Current.AltMode)
{
if (string.IsNullOrEmpty(configuration.Current.Lanuage) && props == null && string.IsNullOrEmpty(configuration.Current.Authorization))
{
browserPostPage = sessions[id].GeneratePendingRequestPage("https://www.e-contract.be/dss-ws/start", Request.RequestUri.ToString());
}
else if (props == null && string.IsNullOrEmpty(configuration.Current.Authorization))
{
browserPostPage = sessions[id].GeneratePendingRequestPage("https://www.e-contract.be/dss-ws/start", Request.RequestUri.ToString(),
configuration.Current.Lanuage);
}
else if (string.IsNullOrEmpty(configuration.Current.Authorization) && props != null)
{
browserPostPage = sessions[id].GeneratePendingRequestPage(new Uri("https://www.e-contract.be/dss-ws/start"), Request.RequestUri,
configuration.Current.Lanuage, props);
}
else if (!string.IsNullOrEmpty(configuration.Current.Authorization) && props == null)
{
browserPostPage = sessions[id].GeneratePendingRequestPage(new Uri("https://www.e-contract.be/dss-ws/start"), Request.RequestUri,
configuration.Current.Lanuage, EContract.Dssp.Client.Authorization.AllowDssSignIfMatchSubject(configuration.Current.Authorization));
}
else
{
browserPostPage = sessions[id].GeneratePendingRequestPage(new Uri("https://www.e-contract.be/dss-ws/start"), Request.RequestUri,
configuration.Current.Lanuage, props, EContract.Dssp.Client.Authorization.AllowDssSignIfMatchSubject(configuration.Current.Authorization));
}
}
else
{
browserPostPage = sessions[id].GeneratePendingRequestPage(new Uri("https://www.e-contract.be/dss-ws/start"), Request.RequestUri,
configuration.Current.Lanuage, props, configuration.Current.Authorization);
}
//returning it to the browser to execute
HttpResponseMessage result = new HttpResponseMessage(HttpStatusCode.OK);
result.Content = new ByteArrayContent(Encoding.ASCII.GetBytes(browserPostPage));
result.Content.Headers.ContentType = new MediaTypeHeaderValue("text/html");
return(result);
}
catch (Exception e)
{
docs[id].Alert = new Alert()
{
Message = e.Message, Type = "danger"
};
return(RedirectBack());
}
}
