Add final build

.env.example

@@ -0,0 +1,7 @@
+NEXMO_API_KEY=
+NEXMO_API_SECRET=
+NEXMO_APP_ID=
+NEXMO_APP_FILE_NAME=
+CALL_CENTER_NUMBER=
+INBOUND_NUMBER_1=
+INBOUND_NUMBER_2=

node_modules/jsonwebtoken/.npmignore → .gitignore

@@ -1,2 +1,3 @@
+.env
+*.key
 node_modules
-.DS_Store

lib/app.js

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+var express = require('express');
+// var bodyParser = require('body-parser');
+
+// create a new express server
+var app = express();
+app.set('port', (process.env.PORT || 5000));
+// app.use(bodyParser.urlencoded({ extended: false }));
+
+// start the app and listen on port 5000
+app.listen(app.get('port'), '127.0.0.1', function() {
+  console.log('SMS Proxy App listening on port', app.get('port'));
+});
+
+module.exports = app;

lib/routes.js

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+// load environment variables
+require('dotenv').config();
+
+// initialize Nexmo with App credentials
+var Nexmo = require('nexmo');
+var nexmo = new Nexmo({
+    apiKey: process.env['NEXMO_API_KEY'],
+    apiSecret: process.env['NEXMO_API_SECRET'],
+    applicationId: process.env['NEXMO_APP_ID'],
+    privateKey: process.env['NEXMO_APP_FILE_NAME']
+  });
+
+// Define the topics for the inbound numbers
+var topics = {}
+topics[process.env['INBOUND_NUMBER_1']] = 'the summer offer';
+topics[process.env['INBOUND_NUMBER_2']] = 'the winter offer';
+
+// Set an index for the current conference ID
+var conferenceID = 0;
+
+module.exports = function(app){
+
+  // Process an inbound call from an inbound
+  // call made to one of the two numbers
+  // we've set up
+  app.get('/answer_inbound', function(req, res) {
+    // increment the conference ID so
+    // that every call has a unique conference
+    conferenceID++;
+
+    // create a new call from the number called
+    // to the call center
+    nexmo.calls.create({
+      to: [{
+        type: 'phone',
+        number: process.env['CALL_CENTER_NUMBER']
+      }],
+      from: {
+        type: 'phone',
+        number: req.query.to
+      },
+      // when the second leg of this call is
+      // set up we make sure to pass along the
+      // conference ID
+      answer_url: [
+        'http://c.betta.io/answer_outbound?conference_id='+conferenceID
+      ]
+    }, function(err, suc) {
+      console.log("Error:", err);
+      console.log("Success:", suc);
+
+      // When the call has been set up successfully
+      // we connect the inbound call to a new
+      // conference with the ID specified
+      if (suc) {
+        res.json([
+          {
+            "action": "talk",
+            "text": "Please wait while we connect you"
+          },
+          // When we connect the inbound call to a conference
+          // we keep them on hold and play a ringing sound
+          // until the operator is connected
+          {
+            "action": "conversation",
+            "name": "conversation-"+conferenceID,
+            "startOnEnter": "false",
+            "musicOnHoldUrl": ["https://nexmo-community.github.io/ncco-examples/assets/phone-ringing.mp3"]
+          }
+        ]);
+      }
+    });
+  });
+
+  // Process an outbound call to the call center,
+  // playing a message to the call center operator
+  // before connecting them to the conference ID
+  app.get('/answer_outbound', function(req, res) {
+    // we determine the topic of the call
+    // based on the inbound call number
+    var topic = topics[req.query.from]
+
+    res.json([
+      // We first play back a little message
+      // telling the call center operator what
+      // the call regards to. This "whisper" can
+      // only be heard by the call center operator
+      {
+        "action": "talk",
+        "text": "Incoming call regarding "+topic
+      },
+      // Next we connect the call to the same conference,
+      // connecting the 2 parties
+      {
+        "action": "conversation",
+        "name": "conversation-"+req.query.conference_id
+      }
+    ]);
+  });
+};

lib/server.js

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+// load environment variable
+// from .env file
+require('dotenv').config();
+
+// start a new app
+var app = require('./app')
+
+// handle all routes
+require('./routes')(app);