/// <summary>
/// Callback invoked when LyncClient.BeginSignOut is completed
/// </summary>
/// <param name="result">The status of the asynchronous operation</param>
private void SignOutCallback(IAsyncResult result)
{
try
{
lyncClient.EndSignOut(result);
}
catch (LyncClientException e)
{
Console.WriteLine(e);
}
catch (SystemException systemException)
{
if (IsLyncException(systemException))
{
// Log the exception thrown by the Lync Model API.
Console.WriteLine("Error: " + systemException);
}
else
{
// Rethrow the SystemException which did not come from the Lync Model API.
throw;
}
}
}
private void _LyncClient_CredentialRequested(object sender, CredentialRequestedEventArgs e)
{
//If the request for credentials comes from Lync server then sign out, get new creentials
//and sign in.
if (e.Type == CredentialRequestedType.LyncAutodiscover)
{
try
{
_retries = _retries + 1;
if ((_retries < 10))
{
_lyncClient.BeginSignOut(ar =>
{
_lyncClient.EndSignOut(ar);
//Ask user for credentials and attempt to sign in again
SignUserIn();
}, null);
}
else
{
_lyncClient.BeginSignOut(ar =>
{
_lyncClient.EndSignOut(ar);
_signInProcedureEvent.Set();
}, null);
}
}
catch (Exception ex)
{
Trace.WriteLine($"Exception on attempt to sign in, abandoning sign in: {ex.Message}, Lync Client sign in delay");
}
}
else
{
e.Submit(_username, _password, false);
}
}
/// <summary>
/// Raised when user's credentials are rejected by Lync or a service that
/// Lync depends on requests credentials
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnLyncClientCredentialRequested(object sender, CredentialRequestedEventArgs e)
{
//If the request for credentials comes from Lync server then sign out, get new creentials
//and sign in.
if (e.Type == CredentialRequestedType.LyncAutodiscover)
{
try
{
_lyncClient.BeginSignOut((ar) =>
{
_lyncClient.EndSignOut(ar);
//Ask user for credentials and attempt to sign in again
SignUserIn();
}, null);
}
catch (Exception ex)
{
_log.ErrorException("OnLyncClientCredentialRequested", ex);
}
}
else
{
}
}
private static void EndSignout(IAsyncResult result)
{
try
{
_client.EndSignOut(result);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
}
finally
{
_client.BeginShutdown(EndShutdown, _client);
}
}
//SignOut callback method
// Called asynchronously by client instance after Signout()
private void SignOutCallback(IAsyncResult ar)
{
MessageBox.Show("SignOutCallback method");
_Client.EndSignOut(ar);
_Client.ConversationManager.ConversationAdded -= new EventHandler <ConversationManagerEventArgs>(_SignIn._SendMessage.ConversationManager_ConversationAdded);
if (_Client.InSuppressedMode == true)
{
if (_Client.State == ClientState.SignedOut)
{
_Client.BeginShutdown(ShutDownCallback, null);
MessageBox.Show("BeginShutdown method");
}
}
}
private void signOutCallback(IAsyncResult ar)
{
Log("Sign Out Callback, calling EndSignOut()");
lyncClient.EndSignOut(ar);
}