public async Task <ActionResult> Index(string userfile)
{
// Our action only works if a userfile is given to work with.
if (string.IsNullOrEmpty(userfile))
{
return(HttpNotFound());
}
var filename = userfile.Replace("_", ".");
// Note: we're receiving the userfile argument with "_" as "." because of limitations of
// ASP.NET MVC.
// Get an instance of the CadesSignatureExplorer class, used to open/validate CAdES
// signatures.
var sigExplorer = new CadesSignatureExplorer(Util.GetRestPkiClient())
{
// Specify that we want to validate the signatures in the file, not only inspect them.
Validate = true,
// Specify the parameters for the signature validation:
// Accept any CAdES signature as long as the signer has an ICP-Brasil certificate.
DefaultSignaturePolicyId = StandardCadesSignaturePolicies.CadesBes,
// We have encapsulated the security context choice on Util.cs
SecurityContextId = Util.GetSecurityContextId(),
// Alternatively, you may require full compliance with ICP-Brasil by doing:
//AcceptableExplicitPolicies = SignaturePolicyCatalog.GetPkiBrazilCades(),
//DefaultSignaturePolicyId = null,
};
// Set the CAdES signature file
sigExplorer.SetSignatureFile(Server.MapPath("~/App_Data/" + filename));
// Call the Open() method, which returns the signature file's information
var signature = await sigExplorer.OpenAsync();
// Render the information. (see file Views/OpenCadesSignature/Index.html for more information on
// the information returned)
return(View(signature));
}
public async Task <ActionResult> Index(string userfile)
{
// Our action only works if a userfile is given to work with.
string userfilePath;
if (!StorageMock.TryGetFile(userfile, out userfilePath))
{
return(HttpNotFound());
}
// Get an instance of the CadesSignatureExplorer class, used to open/validate CAdES
// signatures.
var sigExplorer = new CadesSignatureExplorer(Util.GetRestPkiClient())
{
// Specify that we want to validate the signatures in the file, not only inspect them.
Validate = true,
// Specify the parameters for the signature validation:
// Full compliance with ICP-Brasil as long as the signer has an ICP-Brasil certificate.
AcceptableExplicitPolicies = SignaturePolicyCatalog.GetPkiBrazilCades(),
// Specify the security context to be used to determine trust in the certificate chain. We
// have encapsulated the security context choice on Util.cs.
SecurityContextId = Util.GetSecurityContextId(),
};
// Set the CAdES signature file.
sigExplorer.SetSignatureFile(userfilePath);
// Call the Open() method, which returns the signature file's information.
var signature = await sigExplorer.OpenAsync();
// Render the information (see file OpenCadesSignature/Index.html for more information on
// the information returned).
return(View(new OpenCadesSignatureModel()
{
Signature = signature
}));
}