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feat(analytics): add utm cookie #2789

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merged 2 commits into from
May 10, 2024
Merged

feat(analytics): add utm cookie #2789

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1421ecd
feat(analytics): add utm cookie
hannahcancode May 9, 2024
dc7900b
Add utm middleware
zchase May 9, 2024
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45 changes: 32 additions & 13 deletions app/views/application/_analytics.html.erb
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Original file line number Diff line number Diff line change
@@ -1,5 +1,16 @@

<%= javascript_tag nonce: true do %>
var readCookie = function(name) {
var nameEQ = name + "=";
var ca = document.cookie.split(';');
for(var i=0;i < ca.length;i++) {
var c = ca[i];
while (c.charAt(0)==' ') c = c.substring(1,c.length);
if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
}
return null;
}

var getFirstSource = function() {
const firstSourceCookie = '_first_lead_source',
firstReferrerCookie = '_first_referrer',
Expand All @@ -10,17 +21,6 @@ var getFirstSource = function() {
domainName = window.location.hostname,
cookieDuration = 90;

function readCookie(name) {
var nameEQ = name + "=";
var ca = document.cookie.split(';');
for(var i=0;i < ca.length;i++) {
var c = ca[i];
while (c.charAt(0)==' ') c = c.substring(1,c.length);
if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
}
return null;
}

function setCookie(days, cName, cValue) {
var d = new Date();
d.setTime( d.getTime() + (days * 24 * 60 * 60 * 1000) );
Expand Down Expand Up @@ -77,10 +77,29 @@ var getFirstSource = function() {


<%= javascript_tag nonce: true do %>
!function(){var analytics=window.analytics=window.analytics||[];if(!analytics.initialize)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","reset","group","track","ready","alias","debug","page","once","off","on","addSourceMiddleware","addIntegrationMiddleware","setAnonymousId","addDestinationMiddleware"];analytics.factory=function(e){return function(){var t=Array.prototype.slice.call(arguments);t.unshift(e);analytics.push(t);return analytics}};for(var e=0;e<analytics.methods.length;e++){var key=analytics.methods[e];analytics[key]=analytics.factory(key)}analytics.load=function(key,e){var t=document.createElement("script");t.type="text/javascript";t.async=!0;t.src="https://cdn.segment.com/analytics.js/v1/" + key + "/analytics.min.js";var n=document.getElementsByTagName("script")[0];n.parentNode.insertBefore(t,n);analytics._loadOptions=e};analytics._writeKey="<%= ENV['SEGMENT_TRACKING_ID'] %>";;analytics.SNIPPET_VERSION="4.15.3";
!function(){var analytics=window.analytics=window.analytics||[];if(!analytics.initialize)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","reset","group","track","ready","alias","debug","page","once","off","on","addSourceMiddleware","addIntegrationMiddleware","setAnonymousId","addDestinationMiddleware"];analytics.factory=function(e){return function(){var t=Array.prototype.slice.call(arguments);t.unshift(e);analytics.push(t);return analytics}};for(var e=0;e<analytics.methods.length;e++){var key=analytics.methods[e];analytics[key]=analytics.factory(key)}analytics.load=function(key,e){var t=document.createElement("script");t.type="text/javascript";t.async=!0;t.src="https://cdn.segment.com/analytics.js/v1/" + key + "/analytics.min.js";var n=document.getElementsByTagName("script")[0];n.parentNode.insertBefore(t,n);analytics._loadOptions=e};analytics._writeKey="<%= ENV['SEGMENT_TRACKING_ID'] %>";;analytics.SNIPPET_VERSION="4.15.3";
var utmCookie = readCookie('__utmzz') || "";
var cookieParts = utmCookie.split('|');

var utmValues = {};
for (var i = 0; i < cookieParts.length; i++) {
var parts = cookieParts[i].split('=');
utmValues[parts[0]] = parts[1];
}

var utmMiddleware = function ({ payload, next, integrations }) {
payload.obj.properties.utm_campaign = utmValues['utmccn'];
payload.obj.properties.utm_medium = utmValues['utmcmd'];
payload.obj.properties.utm_source = utmValues['utmcsr'];
next(payload);
};
analytics.addSourceMiddleware(utmMiddleware);

analytics.load("<%= ENV['SEGMENT_TRACKING_ID'] %>");
analytics.page({
firstSource: getFirstSource()
});
}}();
}}();
<% end %>

<%= javascript_include_tag "https://buildkite.com/_site/scripts/utm.js", async: true %>