create PlaybackInfo module (closes #93)

src/main.js

@@ -8,6 +8,7 @@ var Settings = require('./settings')
 var ResourceRequester = require('./resource_requester')
 var UploadHandler = require('./upload_handler')
 var Stats = require('./stats')
+var PlaybackInfo = require('./playback_info')
 
 var JST = require('./jst')
 var HLS = require('./hls')
@@ -24,10 +25,11 @@ class P2PHLS extends HLS {
   }
 
   constructor(options) {
-    options.swfPath = "http://cdn.clappr.io/bemtv/latest/assets/P2PHLSPlayer.swf"
+    options.swfPath = "assets/P2PHLSPlayer.swf"
     this.resourceRequester = new ResourceRequester({swarm: btoa(options.src), tracker: options.tracker})
     this.uploadHandler = UploadHandler.getInstance()
     this.stats = Stats.getInstance()
+    this.playbackInfo = PlaybackInfo.getInstance()
     super(options)
   }
 
@@ -51,6 +53,7 @@ class P2PHLS extends HLS {
   bootstrap() {
     super()
     this.stats.setEmitter(this)
+    this.playbackInfo.setMain(this)
     this.el.playerSetminBufferLength(6)
     this.el.playerSetlowBufferLength(Settings.lowBufferLength)
   }
@@ -64,6 +67,7 @@ class P2PHLS extends HLS {
 
   requestResource(url) {
     this.currentUrl = url
+    this.playbackInfo.addData({'segmentSize': this.getAverageSegmentSize()})
     this.resourceRequester.p2pManager.swarm.avgSegmentSize = this.getAverageSegmentSize()
     this.resourceRequester.requestResource(url, this.bufferLength, (chunk, method) => this.resourceLoaded(chunk, method))
   }

src/playback_info.js

@@ -0,0 +1,31 @@
+// Copyright 2014 Flávio Ribeiro <[email protected]>.
+// All rights reserved.
+// Use of this source code is governed by a Apache
+// license that can be found in the LICENSE file.
+
+var BaseObject = require('base_object')
+var _ = require('underscore')
+
+class PlaybackInfo extends BaseObject {
+  constructor() {
+    this.data = {}
+  }
+
+  setMain(main) {
+    this.main = main
+    this.listenTo(this.main, 'playback:stats:add', (metrics) => this.addData(metrics))
+  }
+
+  addData(metrics) {
+    this.data = _.extend(this.data, metrics)
+  }
+}
+
+PlaybackInfo.getInstance = function() {
+  if (this._instance === undefined) {
+    this._instance = new this()
+  }
+  return this._instance
+}
+
+module.exports = PlaybackInfo

src/settings.js

@@ -10,7 +10,7 @@ class Settings {
 Turn on/off statistics report for P2PHLSStats and
 built-in Clappr stats module. If you're not using
 P2PHLSStats, doesn't make sense to turn it on. */
-Settings.statsReport = false
+Settings.statsReport = true
 
 /* logging
 Turn on/off logging on browser's console on

src/swarm_utils.js

@@ -6,8 +6,6 @@
 var BaseObject = require('base_object')
 var _ = require('underscore')
 var Settings = require('./settings')
-var log = require('./log')
-
 
 class SwarmUtils extends BaseObject {
   constructor(swarm) {