add dialplan vars

Author: antirek

example/config.js

@@ -5,13 +5,17 @@ module.exports = {
     processing: {
         totalAttempts: 2,
         playGreeting: true,
-        playBeepBeforeRecording: true   //use system beep
+        playBeepBeforeRecording: false   //use system beep
     },
     asterisk: {
         sounds: {
             onErrorBeforeFinish: 'invalid',
             onErrorBeforeRepeat: 'invalid',
             greeting: 'tt-monkeysintro'
+        },
+        recognitionDialplanVars: {
+            result: 'RECOGNITION_RESULT',
+            channel: 'RECOGNITION_CHANNEL'
         }
     },
     record: {

lib/configSchema.js

@@ -16,6 +16,10 @@ var ConfigSchema = Joi.object().keys({
             onErrorBeforeFinish: Joi.string(),
             onErrorBeforeRepeat: Joi.string(),
             greeting: Joi.string()
+        }).required(),
+        recognitionDialplanVars: Joi.object().keys({
+            result: Joi.string().required(),
+            channel: Joi.string().required()
         }).required()
     }).required(),
     record: Joi.object().keys({

lib/handler.js

@@ -10,6 +10,7 @@ var Handler = function (source, recognizer, config) {
     var counter = 1;
     var logger;
     var sounds = config.asterisk['sounds'];
+    var dialplanVars = config.asterisk['recognitionDialplanVars'];
 
     var getCallId = function () {
         var length = 7;
@@ -101,11 +102,25 @@ var Handler = function (source, recognizer, config) {
             return contextWrapper.streamFile(sounds['onErrorBeforeRepeat'], '#');
         };
 
+        var stepSuccess = function (object) {
+            console.log(object);
+            log('stepSuccess', object);
+            return contextWrapper.setVariable(dialplanVars['result'], 'SUCCESS')
+                .then(function () {
+                    return contextWrapper.setVariable(dialplanVars['channel'], object.channel);
+                });
+        };
+
+        var stepSetFailedVars = function () {
+            log('stepSetFailedVars');
+            return contextWrapper.setVariable(dialplanVars['result'], 'FAILED');                
+        };
+
         var FlowProcess = function () {
             return stepRecord()
                 .then(stepRecognize)
                 .then(stepLookup)
-                .then(stepDial)
+                .then(stepSuccess)
                 .then(stepFinish)
         };
 
@@ -135,7 +150,8 @@ var Handler = function (source, recognizer, config) {
         contextWrapper.on('variables')
             .then(function () {
                 log('-- start processing');
-                return stepGreeting();
+                return stepSetFailedVars()
+                    .then(stepGreeting);
             })         
             .then(function () {
                 return loop(FlowProcess);

spec/HandlerSpec.js

@@ -27,9 +27,7 @@ describe('Handler', function () {
     };
 
     var logger = {
-        info: function (module, callId, message, object){
-            //console.log(module, callId, message, object);
-        }
+        info: function (module, callId, message, object) {}
     };
 
     var config = {
@@ -108,8 +106,8 @@ describe('Handler', function () {
         handler.handle(context);
     });
 
-    it('should use context dial method', function (done) {
-        context.dial = function (channel) {
+    it('should use context setVariable method', function (done) {
+        context.setVariable = function (varname, value) {
             done();
         };
         handler.handle(context);