/// <summary>
/// Initiates the stream.
/// </summary>
private void OpenStream()
{
// Generate new client and message ids
_clientId = Guid.NewGuid().ToString();
_messageId = 1;
// Stream initialization request
var xml = Xml.Element("stream:stream", "jabber:client")
.Attr("to", "connect.logitech.com")
.Attr("version", "1.0")
.Attr("xmlns:stream", "http://etherx.jabber.org/streams")
.Attr("xml:lang", CultureInfo.CurrentCulture.Name);
Send(xml.ToXmlString(xmlDeclaration: true, leaveOpen: true));
// Create a new parser instance.
if (_parser != null)
{
_parser.Dispose();
}
_parser = new StreamParser(_stream, true);
// The first element of the stream must be <stream:features>.
var features = _parser.NextElement("stream:features");
MessageReceived?.Invoke(this, new MessageReceivedEventArgs(features.OuterXml));
// Enable keepalive
if (_heartbeat != null)
{
_heartbeat.Dispose();
}
_heartbeat = new System.Timers.Timer();
_heartbeat.Elapsed += HeatbeatAsync;
_heartbeat.Interval = 30000;
_heartbeat.Start();
Connected = true;
}
/// <summary>
/// Gets the session token for the supplied Logitech username and password.
/// </summary>
/// <param name="ip">IP address of the Harmony Hub.</param>
/// <param name="username">Username.</param>
/// <param name="password">Passwprd.</param>
/// <returns>Harmony session token.</returns>
private string GetSessionToken(string ip, string username, string password, bool bypassLogitech)
{
var sessionToken = "";
var authToken = "";;
if (!bypassLogitech)
{
// Authenticate to Logitech
authToken = LoginToLogitech(username, password);
if (string.IsNullOrEmpty(authToken))
{
throw new AuthTokenException("Could not get token from Logitech server.");
}
}
// Swap auth token for a session token
using (var authClient = new TcpClient(ip, 5222))
{
using (var authStream = authClient.GetStream())
{
// Initialize stream
var streamXml = Xml.Element("stream:stream", "jabber:client")
.Attr("to", "connect.logitech.com")
.Attr("version", "1.0")
.Attr("xmlns:stream", "http://etherx.jabber.org/streams")
.Attr("xml:lang", CultureInfo.CurrentCulture.Name);
byte[] streamBuffer = Encoding.UTF8.GetBytes(streamXml.ToXmlString(xmlDeclaration: true, leaveOpen: true));
authStream.Write(streamBuffer, 0, streamBuffer.Length);
// Begin reading auth stream
using (var authParser = new StreamParser(authStream, true))
{
// The first element of the stream must be <stream:features>.
var features = authParser.NextElement("stream:features");
MessageReceived?.Invoke(this, new MessageReceivedEventArgs(features.OuterXml));
// Auth as guest
// <auth xmlns='urn:ietf:params:xml:ns:xmpp-sasl' mechanism='PLAIN'>AGd1ZXN0QHguY29tAGd1ZXN0</auth>
var saslXml = Xml.Element("auth", "urn:ietf:params:xml:ns:xmpp-sasl")
.Attr("mechanism", "PLAIN")
.Text(Convert.ToBase64String(Encoding.UTF8.GetBytes("\0" + "*****@*****.**" + "\0" + "guest")));
byte[] saslBuffer = Encoding.UTF8.GetBytes(saslXml.ToXmlString());
authStream.Write(saslBuffer, 0, saslBuffer.Length);
// Handle response
while (true)
{
var response = authParser.NextElement("challenge", "success", "failure");
MessageReceived?.Invoke(this, new MessageReceivedEventArgs(response.OuterXml));
if (response.Name != "success")
{
throw new SaslAuthenticationException("SASL authentication failed.");
}
break;
}
// Swap the authToken for a sessionToken on the Harmony Hub
/*
* <iq type="get" id="3174962747" from="guest">
* <oa xmlns="connect.logitech.com" mime="vnd.logitech.connect/vnd.logitech.pair">
* token=y6jZtSuYYOoQ2XXiU9cYovqtT+cCbcyjhWqGbhQsLV/mWi4dJVglFEBGpm08OjCW:name=SOMEID#iOS6.0.1#iPhone
* </oa>
* </iq>
*/
var methodOrToken = bypassLogitech ? "method=pair" : "token=" + authToken;
var swapXml = Xml.Element("iq")
.Attr("type", "get")
.Attr("id", _clientId + "_" + _messageId.ToString())
.Child(Xml.Element("oa", "connect.logitech.com")
.Attr("mime", HarmonyMimeTypes.Pair)
.Text(methodOrToken + ":name=foo#iOS8.3.0#iPhone"));
byte[] swapBuffer = Encoding.UTF8.GetBytes(swapXml.ToXmlString());
authStream.Write(swapBuffer, 0, swapBuffer.Length);
// Handle response
while (true)
{
XmlElement ret = authParser.NextElement("iq");
MessageReceived?.Invoke(this, new MessageReceivedEventArgs(ret.OuterXml));
if (ret.Name == "iq")
{
if (ret.FirstChild != null && ret.FirstChild.Name == "oa")
{
if (ret.FirstChild.InnerXml.Contains("status=succeeded"))
{
const string identityRegEx = "identity=([A-Z0-9]{8}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{12}):status";
var regex = new Regex(identityRegEx, RegexOptions.IgnoreCase | RegexOptions.Singleline);
var match = regex.Match(ret.FirstChild.InnerXml);
if (match.Success)
{
sessionToken = match.Groups[1].ToString();
break;
}
else
{
throw new AuthTokenException("AuthToken swap failed.");
}
}
}
}
}
}
// Kill stream
byte[] killBuffer = Encoding.UTF8.GetBytes("</stream:stream>");
authStream.Write(killBuffer, 0, killBuffer.Length);
}
}
return(sessionToken);
}
