//create a TwiML response to answer the call
public static TwilioResponse GetResponseAnswer(TwilioRequestVoice request, Entity.Client client, Entity.Call call)
{
TwilioResponse resp = new TwilioResponse();
if (client == null ||
client.ClientState != Entity.Client.ClientStateEnum.Available)
{
if (log.IsDebugEnabled) { log.Debug("GetResponseAnswer.Unavailable.request." + (request == null ? "null" : request.ToJsonString())); }
//transfer to unavailable voicemail
return GetResponseVoicemail(request, client, call);
}
else
{
if (log.IsDebugEnabled) { log.Debug("GetResponseAnswer.request." + (request == null ? "null" : request.ToJsonString())); }
resp.Pause(1);
if (request.CallRecord)
GetResponseRecord(resp, request, client, call);
resp.Say("Your call is being answered now.");
//find the number to dial
string toNumber = request.To;
if (string.IsNullOrEmpty(toNumber))
toNumber = call.ToNumber;
//TODO: pull caller id from database
//caller ID is required for outbound calls; it must be registered with your twilio account
string callerId = ConfigurationManager.AppSettings["DemoCallerId"];;
if (toNumber.StartsWith("client:"))
{
//call is being routed to a twilio client
Twilio.TwiML.Client clientToCall = new Twilio.TwiML.Client(toNumber.Replace("client:",""));
resp.Dial(clientToCall, new { callerId = callerId });
}
else
{
//call is being routed to an external number
Twilio.TwiML.Number number = new Twilio.TwiML.Number(toNumber);
resp.Dial(number, new { callerId = callerId });
}
//log the current call state
if (call != null)
{
call.CallResult = "answered by " + request.To;
call.Save();
}
}
return resp;
}
//create a TwiML response to transfer the call
public static TwilioResponse GetResponseTransfer(TwilioRequestVoice request, Entity.Client client, Entity.Call call)
{
TwilioResponse resp = new TwilioResponse();
if (call != null &&
!string.IsNullOrEmpty(call.TransferTo))
{
if (log.IsDebugEnabled) { log.Debug("GetResponseTransfer.request." + (request == null ? "null" : request.ToJsonString())); }
if (request.CallRecord)
GetResponseRecord(resp, request, client, call);
resp.Pause(1);
resp.Say("You are being transferred now.");
//TODO: pull caller id from database
//caller ID is required for outbound calls; it must be registered with your twilio account
string callerId = ConfigurationManager.AppSettings["DemoCallerId"];
Twilio.TwiML.Number number = new Twilio.TwiML.Number(call.TransferTo);
resp.Dial(number, new { callerId = callerId });
//update call result
if (call != null)
{
call.CallResult = "transfered to " + call.TransferTo;
call.Save();
}
}
else
{
if (log.IsDebugEnabled) { log.Error("GetResponseTransfer.NoTransferNumber.request." + (request == null ? "null" : request.ToJsonString())); }
//no transfer number, send to voicemail
resp = GetResponseVoicemail(request, client, call);
}
return resp;
}
