/// <summary>
/// Process an Stream Features XMPP message
/// </summary>
/// <param name = "features"></param>
private void ProcessStreamFeatures(StreamFeatures features)
{
if (features.Mechanisms != null && features.Mechanisms.SaslMechanisms.Count > 0)
{
foreach (string mechanism in features.Mechanisms.SaslMechanisms)
{
switch (mechanism)
{
case XmppCodes.SaslDigestMD5Mechanism:
streamFeatures |= XmppStreamFeatures.SaslDigestMD5;
break;
case XmppCodes.SaslPlainMechanism:
streamFeatures |= XmppStreamFeatures.SaslPlain;
break;
case XmppCodes.SaslXGoogleTokenMechanism:
streamFeatures |= XmppStreamFeatures.XGoogleToken;
break;
}
}
}
if (features.Bind != null)
{
streamFeatures |= XmppStreamFeatures.ResourceBinding;
}
if (features.SessionSpecified)
{
streamFeatures |= XmppStreamFeatures.Sessions;
}
if (features.Items.Count > 0)
{
foreach (object item in features.Items)
{
if (item is RegisterIQ)
{
streamFeatures |= XmppStreamFeatures.InBandRegistration;
}
}
}
streamFeaturesEvent.Set();
}
/// <summary>
/// Checks if a speficic stream feature is supported by the XMPP server.
/// </summary>
/// <param elementname = "feature">Feature to check.</param>
/// <returns><b>true</b> if the feature is supported by the server; or <b>false</b> if not</returns>
private bool SupportsFeature(XmppStreamFeatures feature)
{
return ((streamFeatures & feature) == feature);
}
/// <summary>
/// Process an Stream Features XMPP message
/// </summary>
/// <param name = "features"></param>
private void ProcessStreamFeatures(StreamFeatures features)
{
if (features.Mechanisms != null && features.Mechanisms.SaslMechanisms.Count > 0)
{
foreach (string mechanism in features.Mechanisms.SaslMechanisms)
{
switch (mechanism)
{
case XmppCodes.SaslDigestMD5Mechanism:
streamFeatures |= XmppStreamFeatures.SaslDigestMD5;
break;
case XmppCodes.SaslPlainMechanism:
streamFeatures |= XmppStreamFeatures.SaslPlain;
break;
case XmppCodes.SaslXGoogleTokenMechanism:
streamFeatures |= XmppStreamFeatures.XGoogleToken;
break;
}
}
}
if (features.Bind != null)
{
streamFeatures |= XmppStreamFeatures.ResourceBinding;
}
if (features.SessionSpecified)
{
streamFeatures |= XmppStreamFeatures.Sessions;
}
if (features.Items.Count > 0)
{
foreach (object item in features.Items)
{
if (item is RegisterIQ)
{
streamFeatures |= XmppStreamFeatures.InBandRegistration;
}
}
}
streamFeaturesEvent.Set();
}
/// <summary>
/// Closes the connection
/// </summary>
public void Close()
{
if (state != XmppConnectionState.Closed)
{
if (ConnectionClosing != null)
{
ConnectionClosing(this, new EventArgs());
}
try
{
state = XmppConnectionState.Closing;
if (transport != null)
{
transport.Close();
}
}
catch
{
}
finally
{
if (initializedStreamEvent != null)
{
initializedStreamEvent.Set();
initializedStreamEvent = null;
}
if (streamFeaturesEvent != null)
{
streamFeaturesEvent.Set();
streamFeaturesEvent = null;
}
if (bindResourceEvent != null)
{
bindResourceEvent.Set();
bindResourceEvent = null;
}
if (initializedStreamEvent != null)
{
initializedStreamEvent.Close();
initializedStreamEvent = null;
}
if (streamFeaturesEvent != null)
{
streamFeaturesEvent.Close();
streamFeaturesEvent = null;
}
if (bindResourceEvent != null)
{
bindResourceEvent.Close();
bindResourceEvent = null;
}
if (transportMessageSubscription != null)
{
transportMessageSubscription.Dispose();
transportMessageSubscription = null;
}
if (transportStreamInitializedSubscription != null)
{
transportStreamInitializedSubscription.Dispose();
transportStreamInitializedSubscription = null;
}
if (transportStreamClosedSubscription != null)
{
transportStreamClosedSubscription.Dispose();
transportStreamClosedSubscription = null;
}
if (transport != null)
{
transport = null;
}
streamFeatures = streamFeatures & (~streamFeatures);
state = XmppConnectionState.Closed;
connectionString = null;
userId = null;
}
if (ConnectionClosed != null)
{
ConnectionClosed(this, new EventArgs());
}
}
}
/// <summary>
/// Closes the connection
/// </summary>
public void Close()
{
if (this.state != XmppConnectionState.Closed)
{
if (this.ConnectionClosing != null)
{
this.ConnectionClosing(this, new EventArgs());
}
try
{
this.state = XmppConnectionState.Closing;
if (this.transport != null)
{
this.transport.Close();
}
}
catch
{
}
finally
{
if (this.initializedStreamEvent != null)
{
this.initializedStreamEvent.Set();
this.initializedStreamEvent = null;
}
if (this.streamFeaturesEvent != null)
{
this.streamFeaturesEvent.Set();
this.streamFeaturesEvent = null;
}
if (this.bindResourceEvent != null)
{
this.bindResourceEvent.Set();
this.bindResourceEvent = null;
}
if (this.initializedStreamEvent != null)
{
this.initializedStreamEvent.Close();
this.initializedStreamEvent = null;
}
if (this.streamFeaturesEvent != null)
{
this.streamFeaturesEvent.Close();
this.streamFeaturesEvent = null;
}
if (this.bindResourceEvent != null)
{
this.bindResourceEvent.Close();
this.bindResourceEvent = null;
}
if (this.transportMessageSubscription != null)
{
this.transportMessageSubscription.Dispose();
this.transportMessageSubscription = null;
}
if (this.transportStreamInitializedSubscription != null)
{
this.transportStreamInitializedSubscription.Dispose();
this.transportStreamInitializedSubscription = null;
}
if (this.transportStreamClosedSubscription != null)
{
this.transportStreamClosedSubscription.Dispose();
this.transportStreamClosedSubscription = null;
}
if (this.transport != null)
{
this.transport = null;
}
this.streamFeatures = this.streamFeatures & (~this.streamFeatures);
this.state = XmppConnectionState.Closed;
this.connectionString = null;
this.userId = null;
}
if (this.ConnectionClosed != null)
{
this.ConnectionClosed(this, new EventArgs());
}
}
}
/// <summary>
/// Checks if a speficic stream feature is supported by the XMPP server.
/// </summary>
/// <param elementname = "feature">Feature to check.</param>
/// <returns><b>true</b> if the feature is supported by the server; or <b>false</b> if not</returns>
private bool SupportsFeature(XmppStreamFeatures feature)
{
return((streamFeatures & feature) == feature);
}
/// <summary>
/// Closes the connection
/// </summary>
public void Close()
{
if (state != XmppConnectionState.Closed)
{
if (ConnectionClosing != null)
{
ConnectionClosing(this, new EventArgs());
}
try
{
state = XmppConnectionState.Closing;
if (transport != null)
{
transport.Close();
}
}
catch
{
}
finally
{
if (initializedStreamEvent != null)
{
initializedStreamEvent.Set();
initializedStreamEvent = null;
}
if (streamFeaturesEvent != null)
{
streamFeaturesEvent.Set();
streamFeaturesEvent = null;
}
if (bindResourceEvent != null)
{
bindResourceEvent.Set();
bindResourceEvent = null;
}
if (initializedStreamEvent != null)
{
initializedStreamEvent.Close();
initializedStreamEvent = null;
}
if (streamFeaturesEvent != null)
{
streamFeaturesEvent.Close();
streamFeaturesEvent = null;
}
if (bindResourceEvent != null)
{
bindResourceEvent.Close();
bindResourceEvent = null;
}
if (transportMessageSubscription != null)
{
transportMessageSubscription.Dispose();
transportMessageSubscription = null;
}
if (transportStreamInitializedSubscription != null)
{
transportStreamInitializedSubscription.Dispose();
transportStreamInitializedSubscription = null;
}
if (transportStreamClosedSubscription != null)
{
transportStreamClosedSubscription.Dispose();
transportStreamClosedSubscription = null;
}
if (transport != null)
{
transport = null;
}
streamFeatures = streamFeatures & (~streamFeatures);
state = XmppConnectionState.Closed;
connectionString = null;
userId = null;
}
if (ConnectionClosed != null)
{
ConnectionClosed(this, new EventArgs());
}
}
}
