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Using Segment via iFrame Communication
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| <script> | |
| /** | |
| * Provides a fake analytics object that sends all calls to the parent window for processing | |
| */ | |
| var analytics = (function() { | |
| var eventQueue = []; | |
| // Send the events to the frame if it's ready. | |
| function flush(method, args) { | |
| while (eventQueue.length) { | |
| var evt = eventQueue.shift(); | |
| parent.postMessage({ | |
| method: evt[0], | |
| arguments: evt[1] | |
| }, '*'); | |
| } | |
| } | |
| var analyticsProxy = {}; | |
| // List of methods from the snippet at https://segment.com/docs/libraries/analytics.js/quickstart/ | |
| var methodsToProxy = [ | |
| 'trackSubmit', | |
| 'trackClick', | |
| 'trackLink', | |
| 'trackForm', | |
| 'pageview', | |
| 'identify', | |
| 'group', | |
| 'track', | |
| 'ready', | |
| 'alias', | |
| 'page', | |
| 'once', | |
| 'off', | |
| 'on' | |
| ]; | |
| methodsToProxy.forEach(function(method) { | |
| analyticsProxy[method] = function( /* Variable arguments */ ) { | |
| eventQueue.push([method, Array.prototype.slice(arguments)]); | |
| flush(); | |
| }; | |
| }); | |
| return analyticsProxy; | |
| })(); | |
| </script> |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <script type="text/javascript"> | |
| !function(){var analytics=window.analytics=window.analytics||[];if(analytics.invoked)window.console&&console.error&&console.error("Segment snippet included twice.");else{analytics.invoked=!0;analytics.methods=["trackSubmit","trackClick","trackLink","trackForm","pageview","identify","group","track","ready","alias","page","once","off","on"];analytics.factory=function(t){return function(){var e=Array.prototype.slice.call(arguments);e.unshift(t);analytics.push(e);return analytics}};for(var t=0;t<analytics.methods.length;t++){var e=analytics.methods[t];analytics[e]=analytics.factory(e)}analytics.load=function(t){var e=document.createElement("script");e.type="text/javascript";e.async=!0;e.src=("https:"===document.location.protocol?"https://":"http://")+"cdn.segment.com/analytics.js/v1/"+t+"/analytics.min.js";var n=document.getElementsByTagName("script")[0];n.parentNode.insertBefore(e,n)};analytics.SNIPPET_VERSION="3.0.0"; }}(); | |
| analytics.load('YOUR WRITE KEY'); | |
| </script> | |
| <script> | |
| // Forward all postMessage calls from the iframes that have data in the form {method:, arguments:} directly to Segment. | |
| window.onmessage = function(e){ | |
| var method = e.data.method; | |
| var args = e.data.arguments ? [].slice.call(e.data.arguments) : null; | |
| if (analytics[method]) { | |
| analytics[method].apply(analytics, args); | |
| } | |
| }; | |
| </script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> |
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