private void OnLocalUserSignIn(ConnectionOptions options, UserDto user)
{
// TODO: Create a separate property for this
if (options.UpdateDateLastAccessed)
{
if (LocalUserSignIn != null)
{
LocalUserSignIn(this, new GenericEventArgs<UserDto>(user));
}
}
}
private async Task OnAuthenticated(IApiClient apiClient,
AuthenticationResult result,
ConnectionOptions options,
bool saveCredentials)
{
var server = ((ApiClient)apiClient).ServerInfo;
var credentials = await _credentialProvider.GetServerCredentials().ConfigureAwait(false);
if (options.UpdateDateLastAccessed)
{
server.DateLastAccessed = DateTime.UtcNow;
}
if (saveCredentials)
{
server.UserId = result.User.Id;
server.AccessToken = result.AccessToken;
}
else
{
server.UserId = null;
server.AccessToken = null;
}
credentials.AddOrUpdateServer(server);
SaveUserInfoIntoCredentials(server, result.User);
await _credentialProvider.SaveServerCredentials(credentials).ConfigureAwait(false);
AfterConnected(apiClient, options);
OnLocalUserSignIn(options, result.User);
}
private async Task ValidateAuthentication(ServerInfo server, ConnectionMode connectionMode, ConnectionOptions options, CancellationToken cancellationToken)
{
_logger.Debug("Validating saved authentication");
var url = server.GetAddress(connectionMode);
var headers = new HttpHeaders();
headers.SetAccessToken(server.AccessToken);
var request = new HttpRequest
{
CancellationToken = cancellationToken,
Method = "GET",
RequestHeaders = headers,
Url = url + "/emby/system/info?format=json"
};
try
{
using (var stream = await _httpClient.SendAsync(request).ConfigureAwait(false))
{
var systemInfo = JsonSerializer.DeserializeFromStream<SystemInfo>(stream);
server.ImportInfo(systemInfo);
}
if (!string.IsNullOrEmpty(server.UserId))
{
request.Url = url + "/mediabrowser/users/" + server.UserId + "?format=json";
using (var stream = await _httpClient.SendAsync(request).ConfigureAwait(false))
{
var localUser = JsonSerializer.DeserializeFromStream<UserDto>(stream);
SaveUserInfoIntoCredentials(server, localUser);
OnLocalUserSignIn(options, localUser);
}
}
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception ex)
{
// Already logged at a lower level
server.UserId = null;
server.AccessToken = null;
}
}
private async Task OnSuccessfulConnection(ServerInfo server,
ConnectionOptions options,
PublicSystemInfo systemInfo,
ConnectionResult result,
ConnectionMode connectionMode,
CancellationToken cancellationToken)
{
server.ImportInfo(systemInfo);
var credentials = await _credentialProvider.GetServerCredentials().ConfigureAwait(false);
if (!string.IsNullOrWhiteSpace(credentials.ConnectAccessToken))
{
await EnsureConnectUser(credentials, cancellationToken).ConfigureAwait(false);
if (!string.IsNullOrWhiteSpace(server.ExchangeToken))
{
await AddAuthenticationInfoFromConnect(server, connectionMode, credentials, cancellationToken).ConfigureAwait(false);
}
}
if (!string.IsNullOrWhiteSpace(server.AccessToken))
{
await ValidateAuthentication(server, connectionMode, options, cancellationToken).ConfigureAwait(false);
}
credentials.AddOrUpdateServer(server);
if (options.UpdateDateLastAccessed)
{
server.DateLastAccessed = DateTime.UtcNow;
}
server.LastConnectionMode = connectionMode;
await _credentialProvider.SaveServerCredentials(credentials).ConfigureAwait(false);
result.ApiClient = GetOrAddApiClient(server, connectionMode);
result.State = string.IsNullOrEmpty(server.AccessToken) ?
ConnectionState.ServerSignIn :
ConnectionState.SignedIn;
((ApiClient)result.ApiClient).EnableAutomaticNetworking(server, connectionMode, _networkConnectivity);
if (result.State == ConnectionState.SignedIn)
{
AfterConnected(result.ApiClient, options);
}
CurrentApiClient = result.ApiClient;
result.Servers.Add(server);
if (Connected != null)
{
Connected(this, new GenericEventArgs<ConnectionResult>(result));
}
}
public async Task<ConnectionResult> Connect(ServerInfo server, ConnectionOptions options, CancellationToken cancellationToken = default(CancellationToken))
{
var result = new ConnectionResult
{
State = ConnectionState.Unavailable
};
PublicSystemInfo systemInfo = null;
var connectionMode = ConnectionMode.Manual;
var tests = new[] { ConnectionMode.Manual, ConnectionMode.Local, ConnectionMode.Remote }.ToList();
// If we've connected to the server before, try to optimize by starting with the last used connection mode
if (server.LastConnectionMode.HasValue)
{
tests.Remove(server.LastConnectionMode.Value);
tests.Insert(0, server.LastConnectionMode.Value);
}
var isLocalNetworkAvailable = _networkConnectivity.GetNetworkStatus().GetIsAnyLocalNetworkAvailable();
// Kick off wake on lan on a separate thread (if applicable)
var sendWakeOnLan = server.WakeOnLanInfos.Count > 0 && isLocalNetworkAvailable;
var wakeOnLanTask = sendWakeOnLan ?
Task.Run(() => WakeServer(server, cancellationToken), cancellationToken) :
Task.FromResult(true);
var wakeOnLanSendTime = DateTime.Now;
foreach (var mode in tests)
{
_logger.Debug("Attempting to connect to server {0}. ConnectionMode: {1}", server.Name, mode.ToString());
if (mode == ConnectionMode.Local)
{
// Try connect locally if there's a local address,
// and we're either on localhost or the device has a local connection
if (!string.IsNullOrEmpty(server.LocalAddress) && isLocalNetworkAvailable)
{
// Try to connect to the local address
systemInfo = await TryConnect(server.LocalAddress, 8000, cancellationToken).ConfigureAwait(false);
}
}
else if (mode == ConnectionMode.Manual)
{
// Try manual address if there is one, but only if it's different from the local/remote addresses
if (!string.IsNullOrEmpty(server.ManualAddress)
&& !string.Equals(server.ManualAddress, server.LocalAddress, StringComparison.OrdinalIgnoreCase)
&& !string.Equals(server.ManualAddress, server.RemoteAddress, StringComparison.OrdinalIgnoreCase))
{
// Try to connect to the local address
systemInfo = await TryConnect(server.ManualAddress, 15000, cancellationToken).ConfigureAwait(false);
}
}
else if (mode == ConnectionMode.Remote)
{
if (!string.IsNullOrEmpty(server.RemoteAddress))
{
systemInfo = await TryConnect(server.RemoteAddress, 15000, cancellationToken).ConfigureAwait(false);
}
}
if (systemInfo != null)
{
connectionMode = mode;
break;
}
}
if (systemInfo == null && !string.IsNullOrEmpty(server.LocalAddress) && isLocalNetworkAvailable && sendWakeOnLan)
{
await wakeOnLanTask.ConfigureAwait(false);
// After wake on lan finishes, make sure at least 10 seconds have elapsed since the time it was first sent out
var waitTime = TimeSpan.FromSeconds(10).TotalMilliseconds -
(DateTime.Now - wakeOnLanSendTime).TotalMilliseconds;
if (waitTime > 0)
{
await Task.Delay(Convert.ToInt32(waitTime, CultureInfo.InvariantCulture), cancellationToken).ConfigureAwait(false);
}
systemInfo = await TryConnect(server.LocalAddress, 15000, cancellationToken).ConfigureAwait(false);
}
if (systemInfo != null)
{
await OnSuccessfulConnection(server, options, systemInfo, result, connectionMode, cancellationToken)
.ConfigureAwait(false);
}
result.ConnectUser = ConnectUser;
return result;
}
private async void AfterConnected(IApiClient apiClient, ConnectionOptions options)
{
if (options.ReportCapabilities)
{
try
{
await apiClient.ReportCapabilities(ClientCapabilities).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error reporting capabilities", ex);
}
}
if (options.EnableWebSocket)
{
if (_webSocketFactory != null)
{
((ApiClient)apiClient).OpenWebSocket(_webSocketFactory);
}
}
}
