private void AddActiveCall(string uniqueid, AsteriskCall dest)
{
if (!this.activeCalls.ContainsKey(uniqueid))
{
this.activeCalls.Add(uniqueid, dest);
}
else
{
this.activeCalls[uniqueid] = dest;
}
if (Server.debug) Console.WriteLine("Active channels: " + activeCalls.Count.ToString());
}
private void EvaluateEvent(Hashtable evt)
{
string szEvent = (string)evt["Event"];
string Uniqueid = null;
string Uniqueid2 = null;
string Context = null;
string Destination = null;
AsteriskCall call = null;
AsteriskCall call1 = null;
AsteriskEvent astevt = null;
switch (szEvent)
{
/*
* This event always happens when a new channel is created
* So is generated everytime a call bengins
*/
case "Newchannel":
Uniqueid = (string)evt["Uniqueid"];
Context = (string)evt["Context"];
call = new AsteriskCall();
call.Channel = (string)evt["Channel"];
call.ParseDestination();
call.Uniqueid = Uniqueid;
if (Context != null) call.Context = Context;
if (Server.debug) Console.WriteLine("Newchannel - " + call.ToString());
Server.logger.WriteLine(LogType.Debug, "Newchannel - " + call.ToString());
AddActiveCall(Uniqueid, call);
break;
/*
* Ringing: some phone is ringing? This should be trigger callerid
*/
case "Dial":
Uniqueid = (string)evt["SrcUniqueID"]; // Caller
Uniqueid2 = (string)evt["DestUniqueID"]; // Called
call = GetActiveCall(Uniqueid); // caller extension..
call1 = GetActiveCall(Uniqueid2); // called extension..
if ( (call != null) && (call1 != null) )
{
string callerid = (string)evt["CallerID"];
string calleridname = (string)evt["CallerIDName"];
// Here we set called call as dialed ;)
call1.isDialed = true;
call1.CallerIDNum = callerid;
call1.CallerIDName = calleridname;
astevt = new AsteriskEvent();
astevt.Call = call1;
astevt.Event = "Newcallerid";
if (call1.ParsedChannel != null) //BI (Beppe Innamorato) 16/10/08 inserted if
{
SendMessage(call1.ParsedChannel, astevt.ToXML());
}
}
break;
/*
* Example
* Event: Newstate
* Privilege: call,all
* Channel: SIP/201-0080e6e0
* State: Ringing
* CallerID: 202
* CallerIDName: Test 202
* Uniqueid: asterisk-5559-1224799548.57
*/
case "Newstate":
Destination = AsteriskCall.ParseChannel((string)evt["Channel"]);
if (Destination != null)
{
string state = (string)evt["State"];
if ((state != null) & (state.Equals("Ringing")))
{
Uniqueid = (string)evt["Uniqueid"]; // Caller
call = GetActiveCall(Uniqueid);
// If the call is dialed then we can't
// send callerid event on Newstate..
if (!call.isDialed)
{
string callerid = (string)evt["CallerID"];
string calleridname = (string)evt["CallerIDName"];
call.CallerIDNum = callerid;
call.CallerIDName = calleridname;
astevt = new AsteriskEvent();
astevt.Call = call;
astevt.Event = "Newcallerid";
SendMessage(Destination, astevt.ToXML());
}
}
else
{
AsteriskEvent tmpEvt = new AsteriskEvent();
tmpEvt.Event = "Newstate";
AsteriskCall tmpCall = new AsteriskCall();
tmpCall.Uniqueid = (string)evt["Uniqueid"];
tmpCall.CallerIDNum = (string)evt["CallerID"];
tmpCall.CallerIDName = (string)evt["CallerIDName"];
tmpCall.Channel = (string)evt["Channel"];
tmpCall.State = (string)evt["State"];
tmpEvt.Call = tmpCall;
SendMessage(Destination, tmpEvt.ToXML());
tmpCall = null;
tmpEvt = null;
}
}
break;
/*
* Event: OriginateResponse
* Privilege: call,all
* Response: Success
* Channel: SIP/201-082141f8
* Context: astctidemo
* Exten: 200
* Reason: 4
* Uniqueid: 1193986538.26
* CallerID: <unknown>
* CallerIDNum: <unknown>
* CallerIDName: SIP/201
*/
case "OriginateResponse":
string originateResponse = (string)evt["Response"];
if (originateResponse == null) return;
if (originateResponse.Equals("Success"))
{
Uniqueid = (string)evt["Uniqueid"];
Context = (string)evt["Context"];
call = GetActiveCall(Uniqueid);
if (call == null)
{
call = new AsteriskCall();
}
call.Context = Context;
call.Uniqueid = Uniqueid;
}
break;
/*
* This event is generated everytime a new step in the dialplan
* is done: a new extension of type set may contains calldata
*/
case "Newexten":
Uniqueid = (string)evt["Uniqueid"];
Context = (string)evt["Context"];
call = GetActiveCall(Uniqueid);
if (call == null)
{
call = new AsteriskCall();
}
if (Context != null) call.Context = Context;
if (Uniqueid != null) call.Uniqueid = Uniqueid;
AddActiveCall(Uniqueid, call);
string Application = (string)evt["Application"];
if (Application == null) break;
switch (Application)
{
case "Set":
string AppData = ParseCallData((string)evt["AppData"]);
if (AppData != null)
{
call = GetActiveCall(Uniqueid);
if (call != null)
{
if (Context != null) call.Context = Context;
call.AppData = AppData;
if (Server.debug) Console.WriteLine("AppData - " + call.ToString());
Server.logger.WriteLine(LogType.Debug, "AppData - " + call.ToString());
}
}
break;
}
break;
/*
* Here we should notify the client..
*
* >> Example -> SIP/202 calls SIP/201
* Event: Link
* Privilege: call,all
* Channel1: SIP/202-082173d0
* Channel2: SIP/201-0821bb20
* Uniqueid1: 1194000842.70
* Uniqueid2: 1194000842.71
* CallerID1: 202
* CallerID2: 201
*
* >> Example -> SIP/202 calls Extension 100
* Event: Link
* Privilege: call,all
* Channel1: SIP/202-082173d0
* Channel2: SIP/201-0821bb20
* Uniqueid1: 1194001092.74
* Uniqueid2: 1194001092.75
* CallerID1: 202
* CallerID2: 100
*/
case "Link":
Uniqueid = (string)evt["Uniqueid1"];
Uniqueid2 = (string)evt["Uniqueid2"];
string callerid1 = (string)evt["CallerID1"];
string callerid2 = (string)evt["CallerID2"];
call = GetActiveCall(Uniqueid); // caller
call1 = GetActiveCall(Uniqueid2); // called
if (call1 != null)
{
if (Server.debug) Console.WriteLine("Link - " + call1.ToString());
Server.logger.WriteLine(LogType.Debug, "Link - " + call1.ToString());
if (call1.AppData == null)
{
if (call.AppData != null) call1.AppData = call.AppData;
}
if (call1.Context == null)
{
if (call.Context != null) call1.Context = call.Context;
}
// call1.CallerIDNum = callerid2;
}
if ((call != null) & (call1 != null))
{
if (Server.debug) Console.WriteLine("Link");
astevt = new AsteriskEvent();
astevt.Call = call1;
astevt.Event = "Link";
Destination = AsteriskCall.ParseChannel((string)evt["Channel2"]);
if (Destination != null)
{
Server.logger.WriteLine(LogType.Debug, string.Format("Sending Link notification to {0}", Destination));
SendMessage(Destination, astevt.ToXML());
}
}
break;
/*
* This event happens after a Dial command and usually before a Ringing event
* and it's unique id is of the dialed extension. So we can notify when this happens
*/
case "Newcallerid":
//Uniqueid = (string)evt["Uniqueid"];
//call = GetActiveCall(Uniqueid); // called extension..
//if (call != null)
//{
// string callerid = (string)evt["CallerID"];
// string calleridname = (string)evt["CallerIDName"];
// call.CallerIDNum = callerid;
// call.CallerIDName = calleridname;
// AddActiveCall(Uniqueid, call); // Update the call info..
// if (Server.debug) Console.WriteLine("Newcallerid - " + call.ToString());
// astevt = new AsteriskEvent();
// astevt.Call = call;
// astevt.Event = "Newcallerid";
// if (call.ParsedChannel != null) //BI (Beppe Innamorato) 16/10/08 inserted if
// {
// SendMessage(call.ParsedChannel, astevt.ToXML());
// }
//}
break;
/*
* When an hangup event is fired, we've to remove
* the call with the uniqueid matched
*/
case "Hangup":
Uniqueid = (string)evt["Uniqueid"];
call = GetActiveCall(Uniqueid);
if (call != null)
{
astevt = new AsteriskEvent();
astevt.Call = call;
astevt.Event = "Hangup";
if (call.ParsedChannel != null) //BI (Beppe Innamorato) 16/10/08 inserted if
{
SendMessage(call.ParsedChannel, astevt.ToXML());
}
if (Server.debug) Console.WriteLine("Hangup - " + call.ToString());
Server.logger.WriteLine(LogType.Debug, "Hangup - " + call.ToString());
RemoveActiveCall(Uniqueid);
}
break;
default:
break;
}
}