git.r.bdr.sh - rbdr/dead-drop/blob - lib/controllers/recording_menu.js

   1 'use strict';
   2
   3 const Twilio = require('twilio');
   4
   5 const internals = {};
   6
   7 internals.kMenuTimeout = 10; // timeout in seconds
   8 internals.kContentType = 'application/xml'; // The content type used to respond
   9 internals.kMenuLanguage = 'es-mx'; // the language to use
  10 internals.kMainMenuRoute = '/menus/main';
  11 internals.kListenMessageRoute = '/recordings/';
  12 internals.kMenuMessage = 'Escribe el numero de mensaje y presiona gato para terminar.';
  13 internals.kTimeoutMessage = 'Bueno... volviendo al menú principal.';
  14 internals.kMenuInvalidResponseMessage = 'No entendí... Volviendo al menu principal.'; // invalid selection message
  15
  16 /**
  17  * Handles the HTTP requests for the recording menu
  18  *
  19  * @class RecordingMenuController
  20  */
  21 module.exports = internals.RecordingMenuController = class RecordingMenuController {
  22
  23   /**
  24    * Serves the menu
  25    *
  26    * @function serveMenu
  27    * @memberof RecordingMenuController
  28    * @instance
  29    * @return {generator} a koa compatible handler generator function
  30    */
  31   serveMenu() {
  32
  33     return function * () {
  34
  35       const response = new Twilio.TwimlResponse();
  36
  37       // the action will default to post in the same URL, so no change
  38       // required there.
  39       response.gather({
  40         timeout: internals.kMenuTimeout
  41       }, function nestedHandler() {
  42
  43         this.say(internals.kMenuMessage, { language: internals.kMenuLanguage });
  44       })
  45       .say(internals.kTimeoutMessage, { language: internals.kMenuLanguage })
  46       .redirect(internals.kMainMenuRoute, { method: 'GET' });
  47
  48       this.type = internals.kContentType;
  49       this.body = response.toString();
  50     };
  51   }
  52
  53   /**
  54    * Parses the selected recording id
  55    *
  56    * @function parseMenuSelection
  57    * @memberof RecordingMenuController
  58    * @instance
  59    * @return {generator} a koa compatible handler generator function
  60    */
  61   parseMenuSelection() {
  62
  63     return function * () {
  64
  65       const messageId = parseInt(this.request.body.Digits);
  66
  67       const response = new Twilio.TwimlResponse();
  68
  69       if (messageId) {
  70         response.redirect(`${internals.kListenMessageRoute}${messageId}`, { method: 'GET' });
  71       }
  72       else {
  73         response.say(internals.kMenuInvalidResponseMessage, { language: internals.kMenuLanguage })
  74             .redirect(internals.kMainMenuRoute, { method: 'GET' });
  75       }
  76
  77       this.type = internals.kContentType;
  78       this.body = response.toString();
  79     };
  80   }
  81 };
  82