public CallAnalysis Dial(string number, int answeringMachineLengthInMilliseconds)
{
if (_stopped)
{
ResetAndThrowStop();
}
TakeOffHook();
Logger.Debug("Line is now off hook");
var dialToneTid = VoiceProperties.Current.DialTone.Tid;
var noFreeLineTid = VoiceProperties.Current.NoFreeLineTone.Tid;
var dialToneEnabled = false;
if (VoiceProperties.Current.PreTestDialTone)
{
Logger.Debug("We are pre-testing the dial tone");
dialToneEnabled = true;
Dialogic.EnableTone(_devh, dialToneTid);
var tid = Dialogic.ListenForCustomTones(_devh, 2);
if (tid == 0)
{
Logger.Debug("No tone was detected");
Dialogic.DisableTone(_devh, dialToneTid);
Hangup();
return(CallAnalysis.NoDialTone);
}
}
var index = number.IndexOf(',');
if (VoiceProperties.Current.CustomOutboundEnabled && index != -1)
{
Logger.Debug("Custom dial-9 logic");
var prefix = number.Substring(0, index);
number = number.Substring(index + 1).Replace(",", ""); // there may be more than one comma
if (!dialToneEnabled)
{
Dialogic.EnableTone(_devh, dialToneTid);
}
Dialogic.EnableTone(_devh, noFreeLineTid);
// send prefix (usually a 9)
Dialogic.Dial(_devh, prefix);
// listen for tones
var tid = Dialogic.ListenForCustomTones(_devh, 2);
Dialogic.DisableTone(_devh, dialToneTid);
Dialogic.DisableTone(_devh, noFreeLineTid);
if (tid == 0)
{
Hangup();
return(CallAnalysis.NoDialTone);
}
if (tid == noFreeLineTid)
{
Hangup();
return(CallAnalysis.NoFreeLine);
}
}
else
{
if (dialToneEnabled)
{
Dialogic.DisableTone(_devh, dialToneTid);
}
}
Logger.Debug("about to dial: {0}", number);
var result = Dialogic.DialWithCpa(_devh, number, answeringMachineLengthInMilliseconds);
Logger.Debug("CallAnalysis is: {0}", result.ToString());
if (result == CallAnalysis.Stopped)
{
ResetAndThrowStop();
}
if (result == CallAnalysis.AnsweringMachine || result == CallAnalysis.Connected)
{
_status = LineStatusTypes.Connected;
}
else
{
Hangup();
}
return(result);
}
public void EnableTone(int tid)
{
Dialogic.EnableTone(_devh, tid);
}