Merge branch 'release/2.7.2'

Author: chuwy

CHANGELOG

@@ -1,3 +1,7 @@
+Version 2.7.2 (2017-03-07)
+--------------------------
+Add defensive check for window.optimizely.data in getOptimizelyStateContexts (#555)
+
 Version 2.7.1 (2017-03-06)
 --------------------------
 Add defensive check for window.optimizely.data (#553)

examples/ads/async.html

@@ -38,7 +38,7 @@ <h1>Asynchronous ad tracking examples for snowplow.js</h1>
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","adTracker"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","adTracker"));
 
         window.adTracker('newTracker', rnd, 'd3rkrsqld9gmqf.cloudfront.net', {
             'encodeBase64': false
@@ -110,7 +110,7 @@ <h1>Asynchronous ad tracking examples for snowplow.js</h1>
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","adTracker"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","adTracker"));
 
         window.adTracker('newTracker', rnd, 'd3rkrsqld9gmqf.cloudfront.net', {
             'encodeBase64': false
@@ -141,7 +141,7 @@ <h1>Asynchronous ad tracking examples for snowplow.js</h1>
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","adTracker"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","adTracker"));
 
         window.adTracker('newTracker', rnd, 'd3rkrsqld9gmqf.cloudfront.net', {
             'encodeBase64': false

examples/web/async-large.html

@@ -23,7 +23,7 @@
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","snowplow_1"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","snowplow_1"));
 
         window.snowplow_1('newTracker', 'cf', 'd3rkrsqld9gmqf.cloudfront.net', { // Initialise a tracker
           encodeBase64: false, // Default is true
@@ -83,7 +83,7 @@
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","snowplow_2"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","snowplow_2"));
 
         window.snowplow_2('newTracker', 'cf', 'd3rkrsqld9gmqf.cloudfront.net', { // Initialise a tracker
           encodeBase64: false, // Default is true

examples/web/async-medium.html

@@ -24,7 +24,7 @@
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","new_name_here"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","new_name_here"));
 
         window.new_name_here('newTracker', 'cf', 'd3rkrsqld9gmqf.cloudfront.net', {
           encodeBase64: false,

examples/web/async-small.html

@@ -23,7 +23,7 @@
         ;(function(p,l,o,w,i,n,g){if(!p[i]){p.GlobalSnowplowNamespace=p.GlobalSnowplowNamespace||[];
         p.GlobalSnowplowNamespace.push(i);p[i]=function(){(p[i].q=p[i].q||[]).push(arguments)
         };p[i].q=p[i].q||[];n=l.createElement(o);g=l.getElementsByTagName(o)[0];n.async=1;
-        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.1/sp.js","snowplow"));
+        n.src=w;g.parentNode.insertBefore(n,g)}}(window,document,"script","//d1fc8wv8zag5ca.cloudfront.net/2.7.2/sp.js","snowplow"));
 
         window.snowplow('newTracker', 'cf', 'd3rkrsqld9gmqf.cloudfront.net', { // Initialise a tracker
           encodeBase64: false, // Default is true

package.json

@@ -1,6 +1,6 @@
 {
   "name": "snowplow-tracker",
-  "version": "2.7.1",
+  "version": "2.7.2",
   "dependencies": {
     "browser-cookie-lite": "0.3.1",
     "jstimezonedetect": "1.0.5",

src/js/tracker.js

@@ -897,23 +897,23 @@
 			}
 		}
 
-        /**
+		/**
 		 * Check that *both* optimizely and optimizely.data exist and return
 		 * optimizely.data.property
 		 *
-         * @param property optimizely data property
-         * @param snd optional nested property
-         */
-        function getOptimizelyData(property, snd) {
-            var data;
-            if (windowAlias.optimizely && windowAlias.optimizely.data) {
-                data = windowAlias.optimizely.data[property];
-                if (typeof snd !== 'undefined' && data !== undefined) {
-                	data = data[snd]
+		 * @param property optimizely data property
+		 * @param snd optional nested property
+		 */
+		function getOptimizelyData(property, snd) {
+			var data;
+			if (windowAlias.optimizely && windowAlias.optimizely.data) {
+				data = windowAlias.optimizely.data[property];
+				if (typeof snd !== 'undefined' && data !== undefined) {
+					data = data[snd]
 				}
-            }
-            return data
-        }
+			}
+			return data
+		}
 
 		/**
 		 * Get data for Optimizely "lite" contexts - active experiments on current page
@@ -985,7 +985,7 @@
 				}
 			}
 
-			var state = windowAlias.optimizely.data.state;
+			var state = getOptimizelyData('state');
 			if (state) {
 				var contexts = [];
 				var activeExperiments = state.activeExperiments || [];