https://get.talkable.com/js/consent-mode-bootstrap.js

1// Site-owned Google Consent Mode contract. This synchronous script must precede GTM.
2(function (window, document) {
3  'use strict';
4  if (window.TalkableConsent && window.TalkableConsent.__bootstrapVersion) return;
5
6  var COOKIE_NAME = 'tk_consent';
7  var DENIED = {
8    analytics_storage: 'denied',
9    ad_storage: 'denied',
10    ad_user_data: 'denied',
11    ad_personalization: 'denied'
12  };
13
14  window.dataLayer = window.dataLayer || [];
15  window.gtag = window.gtag || function () { window.dataLayer.push(arguments); };
16  window.gtag('consent', 'default', DENIED);
17
18  function readConsent() {
19    var match = document.cookie.match(new RegExp('(^| )' + COOKIE_NAME + '=([^;]+)'));
20    if (!match) return null;
21    try { return JSON.parse(decodeURIComponent(match[2])); } catch (error) { return null; }
22  }
23
24  function resolve(analyticsGranted, source, emitEvent) {
25    var analyticsState = analyticsGranted === true ? 'granted' : 'denied';
26    // Consent UI can be invoked more than once. Emit the public event and
27    // Google update once per actual state transition, including first denial.
28    if (api.__hasResolved && api.analyticsStorage === analyticsState) return;
29    window.gtag('consent', 'update', {
30      analytics_storage: analyticsState,
31      ad_storage: 'denied',
32      ad_user_data: 'denied',
33      ad_personalization: 'denied'
34    });
35    api.analyticsStorage = analyticsState;
36    api.__hasResolved = true;
37    if (emitEvent !== false) {
38      window.dataLayer.push({
39        event: 'talkable_consent_resolved',
40        talkable_analytics_consent: analyticsState,
41        talkable_consent_source: source === 'stored_preference' ? 'stored_preference' : 'cmp_choice'
42      });
43    }
44  }
45
46  var api = window.TalkableConsent = window.TalkableConsent || {};
47  api.__bootstrapVersion = 1;
48  api.__hasResolved = false;
49  api.analyticsStorage = 'denied';
50  api.resolve = resolve;
51
52  var saved = readConsent();
53  if (saved && typeof saved.analytics === 'boolean') {
54    resolve(saved.analytics, 'stored_preference');
55  }
56})(window, document);