thyngster

var getGa4LinkerParam = function() {
    try {
        if (!window.google_tag_data || !window.google_tag_data.glBridge)
            return;
        var cookies = {};
        ('; ' + document.cookie).split('; ').forEach(function(ck) {
            var name = ck.split("=")[0];
            var value = ck.split("=")[1];
            if (name && value && name.match(/^_ga$|^_ga_[A-Z,0-9]/)) {
                cookies[name] = value.match(/[A-Z,0-9]\.[0-9]\.(.*)/)[1];

thyngster

// Returns a list of current Optimize Containers on a page
alert(`Found Optimize Containers: ${Object.keys(window.google_tag_manager || []).filter(e=> e.match(/^(GTM|OPT)/) && !window.google_tag_manager[e].onHtmlFailure)}`)

thyngster

// ----------------------------------------------------------------------
//         Privacy Sandbox Relevance & Measurement APIs Check
// ----------------------------------------------------------------------

const privacySandboxApisAvailability = {
    topics: 'browsingTopics'in document ? true : false,
    attributionReporting: document.featurePolicy.allowsFeature('attribution-reporting') ? true : false,
    protectedAudience: 'runAdAuction'in navigator ? true : false,
    fencedFrames: 'HTMLFencedFrameElement'in window ? true : false,
    sharedStorage: 'sharedStorage'in window ? true : false,

thyngster

// DV - 2022 - ES5
// Check if GA4 has been loaded

var getLoadedGA4Containers = function() {  
  return Object.keys(
    window.google_tag_data && 
    window.google_tag_data.tidr && 
    window.google_tag_data.tidr.container || {}
  ).filter(function(e){ return e.startsWith('G-') })
}