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feat(Adding GTM Server-side Custom URL) #151

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feat(Adding GTM Server-side Custom URL) #151

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5 changes: 5 additions & 0 deletions manifest.json
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,11 @@
"description": "Enter the ID (GTM-XXXX) from your Google Tag Manager",
"type": "string"
},
"gtmUrl": {
"title": "Google Tag Manager Server URL",
"description": "Enter the URL from your Google Tag Manager Server",
"type": "string"
},
"allowCustomHtmlTags": {
"title": "Allow Custom HTML tags",
"description": "Beware that using Custom HTML tags can drastically impact the store's performance",
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16 changes: 13 additions & 3 deletions pixel/head.html
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Original file line number Diff line number Diff line change
@@ -1,13 +1,23 @@
<script>
(function() {
var gtmId = "{{settings.gtmId}}";
let gtmUrl = "{{settings.gtmUrl}}";
var sendGA4EventsValue = "{{settings.sendGA4Events}}"
var sendGA4Events = sendGA4EventsValue == 'true'

window.__gtm__ = {
sendGA4Events
}

const gtmUrlDefault = 'https://www.googletagmanager.com/gtm.js?id='

if (gtmUrl) {
gtmId = gtmId.replace('GTM-', '')
gtmUrl = decodeURIComponent(gtmUrl)
} else {
gtmUrl = gtmUrlDefault
}

if (!gtmId) {
console.error('Warning: No Google Tag Manager ID is defined. Please configure it in the apps admin.');
} else {
Expand All @@ -16,9 +26,9 @@
// GTM script snippet. Taken from: https://developers.google.com/tag-manager/quickstart
(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=gtmUrl+i+dl;f.parentNode.insertBefore(j,f);
})(window,document,'script','dataLayer',gtmId)
}
})()
</script>