public void Disconnect()
{
try
{
UpdateConnectionStatus(NefitConnectionStatus.Disconnecting);
if (_client == null)
{
return;
}
lock (_lockObj)
{
_client.OnReadXml -= XmppRead;
_client.OnWriteXml -= XmppWrite;
_client.Close();
_client = null;
_lastMessage = null;
}
}
catch (Exception e)
{
ExceptionEvent?.Invoke(this, e);
}
finally
{
UpdateConnectionStatus(NefitConnectionStatus.Disconnected);
}
}
NefitEasyClient(string serial, string accesskey, string password)
{
ConnectionStatus = NefitConnectionStatus.Disconnected;
_lockObj = new object();
_communicationLock = new object();
_lastMessage = null;
_serial = serial;
_accessKey = accesskey;
_encryptionHelper = new NefitEasyEncryption(accesskey, password);
}
T HttpGet <T>(string url)
{
lock (_communicationLock)
{
try
{
if (_client == null)
{
return(default(T));
}
var request = new NefitEasyHttpRequest(url, _client.MyJID, $"{CRrcGatewayPrefix}{_serial}@{CHost}");
_client.Send(request.ToString());
HttpRequestEvent?.Invoke(this, $"HttpGet->request: {request}");
var timeout = CRequestTimeout;
while (timeout > 0)
{
lock (_lockObj)
{
if (_lastMessage != null)
{
var decrypted = _encryptionHelper.Decrypt(_lastMessage.Payload);
HttpRequestEvent?.Invoke(this, $"HttpGet->decrypted: {decrypted}");
NefitJson <T> obj;
if (TryParseJsonString(decrypted, out obj))
{
if (ConnectionStatus != NefitConnectionStatus.Connected)
{
UpdateConnectionStatus(NefitConnectionStatus.Connected);
}
_lastMessage = null;
return(obj.Value);
}
UpdateConnectionStatus(NefitConnectionStatus.InvalidPassword);
timeout = 0;
}
}
timeout -= CCheckInterval;
Thread.Sleep(CCheckInterval);
}
}
catch (Exception e)
{
ExceptionEvent?.Invoke(this, e);
}
return(default(T));
}
}
bool HttpPut(string url, string data)
{
lock (_communicationLock)
{
try
{
if (_client == null)
{
return(false);
}
var request = new NefitEasyHttpRequest(url, _client.MyJID, $"{CRrcGatewayPrefix}{_serial}@{CHost}", _encryptionHelper.Encrypt(data));
_client.Send(request.ToString());
HttpRequestEvent?.Invoke(this, $"HttpPut: {request}");
var timeout = CRequestTimeout;
while (timeout > 0)
{
lock (_lockObj)
{
if (_lastMessage != null)
{
var result = _lastMessage.Code == (int)HttpStatusCode.OK || _lastMessage.Code == (int)HttpStatusCode.NoContent;
if (result && ConnectionStatus != NefitConnectionStatus.Connected)
{
UpdateConnectionStatus(NefitConnectionStatus.Connected);
}
_lastMessage = null;
return(result);
}
}
timeout -= CCheckInterval;
Thread.Sleep(CCheckInterval);
}
}
catch (Exception e)
{
ExceptionEvent?.Invoke(this, e);
}
return(false);
}
}
void XmppRead(object sender, string xml)
{
XmlDocument doc;
if (TryParseXml(xml, out doc))
{
XmlReadEvent?.Invoke(this, doc);
if (doc.DocumentElement == null)
{
return;
}
if (doc.DocumentElement.Name.Equals(nameof(DocumentElement.Message), StringComparison.InvariantCultureIgnoreCase))
{
var header = new NefitEasyHttpResponse(doc.InnerText);
lock (_lockObj)
{
_lastMessage = header;
}
}
else if (doc.DocumentElement.Name.Equals(nameof(DocumentElement.Presence), StringComparison.InvariantCultureIgnoreCase))
{
UpdateConnectionStatus(NefitConnectionStatus.AuthenticationTest);
}
else if (doc.DocumentElement.Name.Equals(nameof(DocumentElement.Failure), StringComparison.InvariantCultureIgnoreCase) &&
doc.ChildNodes.Cast <XmlNode>().FirstOrDefault()?.FirstChild.Name == "not-authorized")
{
UpdateConnectionStatus(NefitConnectionStatus.InvalidSerialAccessKey);
}
}
else
{
UpdateConnectionStatus(NefitConnectionStatus.Authenticating);
}
}
