private async Task GetCertificates()
{
try
{
using (this.Dialogs.Loading("Progress (No Cancel)"))
{
Certificates.Clear();
var buildingUsers = await _buildingService.GetBuildingUsers(BuildingId, false);
var cnUsers = buildingUsers.Where(x => x.UserPrivileges.Contains("CN")).ToList();
var certsResult = await _certificatesService.GetAllDownloadedCertificates(BuildingId);
if (!certsResult.Success)
{
Dialogs.Toast(certsResult.Message);
return;
}
var certificates = certsResult.ResultObject as List <Certificate>;
if (certificates != null && certificates.Any())
{
certificates = new List <Certificate>(certificates.OrderBy(x => x.CertNumber));
foreach (var cert in certificates)
{
cert.Contractor = cnUsers?.FirstOrDefault(x => x.UserId == cert.ConUserId)?.UserFullname;
}
Certificates.AddRange(certificates);
}
}
}
catch (ServiceAuthenticationException e)
{
var result = await TryToLogin();
if (!result)
{
await NavigationService.NavigateToAsync <LoginViewModel>();
}
else
{
await GetCertificates();
}
}
catch (Exception e)
{
await ShowErrorAlert(e.Message);
}
}
/// <summary>
/// Initializes a new instance of <strong>SignedCmsBuilder</strong> from existing Signed CMS. Data from existing CMS
/// is copied to builder and can be modified.
/// </summary>
/// <param name="cms">Existing Signed CMS message.</param>
/// <exception cref="ArgumentNullException">
/// <srong>cms</srong> parameter is null.
/// </exception>
public SignedCmsBuilder(DefaultSignedPkcs7 cms)
{
if (cms == null)
{
throw new ArgumentNullException(nameof(cms));
}
_contentType = cms.ContentType;
_content = cms.Content;
DigestAlgorithms.AddRange(cms.DigestAlgorithms);
Certificates.AddRange(cms.Certificates);
RevocationLists.AddRange(cms.RevocationLists);
SignerInfos.AddRange(cms.SignerInfos);
}
// we use this method to add signing certificates to Certificates collection.
void addCerts(IEnumerable <X509Certificate2> signingCerts)
{
if (Certificates.Count == 0)
{
Certificates.AddRange(signingCerts.ToArray());
}
else
{
// we exclude possible certificate duplicates.
foreach (X509Certificate2 signingCert in signingCerts)
{
Int32 index = Certificates.IndexOf(signingCert);
if (index >= 0)
{
Certificates.RemoveAt(index);
}
Certificates.Insert(0, signingCert);
}
}
}