public async Task <IList <UserKeyPair> > ListAsync()
{
IList <UserKeyPair> localKeys = await _localService.ListAsync().Free();
if (New <AxCryptOnlineState>().IsOffline)
{
return(localKeys);
}
try
{
IList <UserKeyPair> remoteKeys = new List <UserKeyPair>();
try
{
remoteKeys = await _remoteService.ListAsync().Free();
}
catch (PasswordException pex)
{
if (localKeys.Count == 0)
{
throw;
}
New <IReport>().Exception(pex);
return(localKeys);
}
IList <UserKeyPair> allKeys = remoteKeys.Union(localKeys).ToList();
if (allKeys.Count() == 0)
{
UserKeyPair currentKeyPair = await _remoteService.CurrentKeyPairAsync().Free();
if (currentKeyPair != null)
{
remoteKeys.Add(currentKeyPair);
}
allKeys = remoteKeys;
}
if (allKeys.Count() > remoteKeys.Count())
{
await _remoteService.SaveAsync(allKeys).Free();
}
if (allKeys.Count() > localKeys.Count())
{
await _localService.SaveAsync(allKeys).Free();
}
return(allKeys);
}
catch (ApiException aex)
{
await aex.HandleApiExceptionAsync();
}
return(localKeys);
}
private IList <UserKeyPair> TryLoadUserKeyPairs()
{
IEnumerable <AccountKey> userAccountKeys = LoadUserAccount().AccountKeys;
List <UserKeyPair> userKeys = LoadValidUserKeysFromAccountKeys(userAccountKeys).ToList();
if (!userKeys.Any())
{
IEnumerable <UserKeyPair> fromKeyPairFiles = UserKeyPair.Load(UserKeyPairFiles(), Identity.UserEmail, Identity.Passphrase);
fromKeyPairFiles = userKeys.Where(uk => !userAccountKeys.Any(ak => new PublicKeyThumbprint(ak.Thumbprint) == uk.KeyPair.PublicKey.Thumbprint));
userKeys.AddRange(fromKeyPairFiles);
}
return(userKeys);
}
public async Task <UserKeyPair> CurrentKeyPairAsync()
{
if (New <AxCryptOnlineState>().IsOnline)
{
try
{
UserKeyPair currentUserKeyPair = await _remoteService.CurrentKeyPairAsync().Free();
return(currentUserKeyPair);
}
catch (ApiException aex)
{
await aex.HandleApiExceptionAsync();
}
}
return(await _localService.CurrentKeyPairAsync().Free());
}
public async Task <UserKeyPair> CurrentKeyPairAsync()
{
if (Identity.UserEmail == EmailAddress.Empty)
{
throw new InvalidOperationException("The account service requires a user.");
}
UserAccount userAccount = LoadUserAccount();
UserKeyPair keyPair = userAccount.AccountKeys.Select(ak => ak.ToUserKeyPair(Identity.Passphrase)).OrderByDescending(ukp => ukp.Timestamp).FirstOrDefault();
if (keyPair == null)
{
AccountStorage store = new AccountStorage(New <LogOnIdentity, IAccountService>(Identity));
keyPair = new UserKeyPair(Identity.UserEmail, New <INow>().Utc, New <KeyPairService>().New());
await store.ImportAsync(keyPair);
}
return(keyPair);
}
