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Advanced third party cookie manager

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This commit is contained in:
Max W.
2025-04-09 01:25:08 +02:00
parent 20eacdf96c
commit be9d00565d
5 changed files with 811 additions and 39 deletions
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280
views/js/gdpr_cookie.js
View File

@ -7,6 +7,13 @@
*/
document.addEventListener('DOMContentLoaded', function() {
// Store for blocked scripts
const scriptStore = {
functional: [],
analytics: [],
marketing: []
};
// Cookie functions
function setCookie(name, value, days) {
var expires = '';
@ -39,14 +46,166 @@ document.addEventListener('DOMContentLoaded', function() {
// Hide banner and modal
hideModal();
document.getElementById('gdpr-cookie-banner').style.display = 'none';
// Show manage button
showManageButton();
}
// Block scripts based on type
function blockScripts() {
// Find and process script tags with data-cookieconsent attribute
const scripts = document.querySelectorAll('script[data-cookieconsent]');
scripts.forEach(script => {
const consentType = script.getAttribute('data-cookieconsent');
if (!consentType || consentType === 'necessary') {
// Necessary scripts always run
return;
}
// Store script information
const scriptData = {
src: script.getAttribute('src'),
content: script.innerHTML,
type: script.getAttribute('type') || 'text/javascript',
async: script.async,
defer: script.defer
};
// Add to appropriate store
if (scriptStore[consentType]) {
scriptStore[consentType].push(scriptData);
}
// Remove the script from DOM
script.parentNode.removeChild(script);
});
// Also block iframe embeds with data-cookieconsent attribute
const iframes = document.querySelectorAll('iframe[data-cookieconsent]');
iframes.forEach(iframe => {
const consentType = iframe.getAttribute('data-cookieconsent');
if (!consentType || consentType === 'necessary') {
// Necessary iframes always load
return;
}
// Create placeholder
const placeholder = document.createElement('div');
placeholder.className = 'gdpr-blocked-content-placeholder';
placeholder.setAttribute('data-cookieconsent', consentType);
placeholder.setAttribute('data-src', iframe.getAttribute('src'));
placeholder.style.width = iframe.width + 'px' || '100%';
placeholder.style.height = iframe.height + 'px' || '150px';
placeholder.style.border = '1px dashed #ccc';
placeholder.style.display = 'flex';
placeholder.style.alignItems = 'center';
placeholder.style.justifyContent = 'center';
placeholder.style.backgroundColor = '#f9f9f9';
placeholder.style.color = '#666';
placeholder.innerHTML = `<div>
<p>Content blocked due to ${consentType} cookies preferences</p>
<button class="gdpr-load-blocked-content" data-type="${consentType}">Load content</button>
</div>`;
// Replace iframe with placeholder
iframe.parentNode.replaceChild(placeholder, iframe);
});
// Add event listeners to load content buttons
document.querySelectorAll('.gdpr-load-blocked-content').forEach(button => {
button.addEventListener('click', function(e) {
const type = this.getAttribute('data-type');
const placeholder = this.closest('.gdpr-blocked-content-placeholder');
if (placeholder) {
// Get iframe src
const src = placeholder.getAttribute('data-src');
// Create iframe
const iframe = document.createElement('iframe');
iframe.src = src;
iframe.width = placeholder.style.width;
iframe.height = placeholder.style.height;
iframe.frameBorder = '0';
// Replace placeholder with iframe
placeholder.parentNode.replaceChild(iframe, placeholder);
// Update consent for this content type
const preferences = JSON.parse(getCookie('gdpr_cookie_consent') || '{"necessary":true}');
preferences[type] = true;
setCookie('gdpr_cookie_consent', JSON.stringify(preferences), 365);
// Update checkboxes in modal if it exists
const checkbox = document.querySelector(`#gdpr-cookie-${type}`);
if (checkbox) {
checkbox.checked = true;
}
}
});
});
}
// Load scripts based on consent
function loadConsentedScripts(preferences) {
// For each script type
Object.keys(scriptStore).forEach(type => {
if (preferences[type]) {
// Load all scripts of this type
scriptStore[type].forEach(scriptData => {
const script = document.createElement('script');
if (scriptData.src) {
script.src = scriptData.src;
}
script.type = scriptData.type;
script.async = scriptData.async;
script.defer = scriptData.defer;
if (scriptData.content) {
script.innerHTML = scriptData.content;
}
document.head.appendChild(script);
});
// Clear the store for this type
scriptStore[type] = [];
}
});
// Also load blocked iframes
document.querySelectorAll('.gdpr-blocked-content-placeholder').forEach(placeholder => {
const type = placeholder.getAttribute('data-cookieconsent');
if (preferences[type]) {
// Get iframe src
const src = placeholder.getAttribute('data-src');
// Create iframe
const iframe = document.createElement('iframe');
iframe.src = src;
iframe.width = placeholder.style.width;
iframe.height = placeholder.style.height;
iframe.frameBorder = '0';
// Replace placeholder with iframe
placeholder.parentNode.replaceChild(iframe, placeholder);
}
});
}
// Check if cookie consent is already set
var cookieConsent = getCookie('gdpr_cookie_consent');
// Always block non-necessary scripts first
blockScripts();
if (!cookieConsent) {
// Show the cookie banner if consent is not set
document.getElementById('gdpr-cookie-banner').style.display = 'block';
@ -54,7 +213,7 @@ document.addEventListener('DOMContentLoaded', function() {
// Apply cookie preferences
var consentPreferences = JSON.parse(cookieConsent);
applyConsentPreferences(consentPreferences);
// Show the manage button since consent was already given
showManageButton();
}
@ -98,12 +257,12 @@ document.addEventListener('DOMContentLoaded', function() {
function showModal() {
document.getElementById('gdpr-cookie-banner').style.display = 'none';
document.getElementById('gdpr-cookie-modal').style.display = 'block';
// Load saved preferences if they exist
var cookieConsent = getCookie('gdpr_cookie_consent');
if (cookieConsent) {
var preferences = JSON.parse(cookieConsent);
// Set checkboxes based on saved preferences
document.querySelectorAll('.gdpr-cookie-checkbox').forEach(function(checkbox) {
var category = checkbox.getAttribute('data-cookie-category');
@ -127,7 +286,7 @@ document.addEventListener('DOMContentLoaded', function() {
analytics: true,
marketing: true
};
setCookie('gdpr_cookie_consent', JSON.stringify(preferences), 365);
applyConsentPreferences(preferences);
afterConsent(); // Use the new function for consistent post-consent behavior
@ -140,7 +299,7 @@ document.addEventListener('DOMContentLoaded', function() {
analytics: false,
marketing: false
};
setCookie('gdpr_cookie_consent', JSON.stringify(preferences), 365);
applyConsentPreferences(preferences);
afterConsent(); // Use the new function for consistent post-consent behavior
@ -150,28 +309,28 @@ document.addEventListener('DOMContentLoaded', function() {
var preferences = {
necessary: true // Necessary cookies are always accepted
};
// Get selected preferences
document.querySelectorAll('.gdpr-cookie-checkbox').forEach(function(checkbox) {
var category = checkbox.getAttribute('data-cookie-category');
preferences[category] = checkbox.checked;
});
setCookie('gdpr_cookie_consent', JSON.stringify(preferences), 365);
applyConsentPreferences(preferences);
afterConsent(); // Use the new function for consistent post-consent behavior
}
function applyConsentPreferences(preferences) {
// Example implementation
// You would need to adapt this based on your specific cookie usage
// Load consented scripts
loadConsentedScripts(preferences);
// Functional cookies
if (!preferences.functional) {
// Disable functional cookies
removeFunctionalCookies();
}
// Analytics cookies
if (!preferences.analytics) {
// Disable analytics cookies (like Google Analytics)
@ -180,7 +339,7 @@ document.addEventListener('DOMContentLoaded', function() {
// Enable analytics
enableAnalytics();
}
// Marketing cookies
if (!preferences.marketing) {
// Disable marketing cookies
@ -194,32 +353,43 @@ document.addEventListener('DOMContentLoaded', function() {
// Helper functions to implement consent preferences
function removeFunctionalCookies() {
// This is just an example - implement based on your specific needs
var functionalCookies = ['prefs', 'language', 'theme'];
var functionalCookies = ['prefs', 'language', 'theme', 'user_preferences'];
var domains = [window.location.hostname, '.' + window.location.hostname];
functionalCookies.forEach(function(cookie) {
document.cookie = cookie + '=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
domains.forEach(function(domain) {
document.cookie = cookie + '=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Domain=' + domain;
});
});
}
function disableAnalytics() {
// Example: Disable Google Analytics
// Google Analytics
window['ga-disable-UA-XXXXXXXX-X'] = true;
window['ga-disable-G-XXXXXXXX'] = true;
// Remove existing GA cookies
document.cookie = '_ga=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Domain=.' + window.location.hostname;
document.cookie = '_gid=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Domain=.' + window.location.hostname;
document.cookie = '_gat=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Domain=.' + window.location.hostname;
var analyticsCookies = ['_ga', '_gid', '_gat', '__utma', '__utmb', '__utmc', '__utmt', '__utmz', '_hjid', '_hjAbsoluteSessionInProgress'];
var domains = [window.location.hostname, '.' + window.location.hostname];
analyticsCookies.forEach(function(cookie) {
domains.forEach(function(domain) {
document.cookie = cookie + '=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Domain=' + domain;
});
});
}
function enableAnalytics() {
// Example: Enable Google Analytics
// Google Analytics
window['ga-disable-UA-XXXXXXXX-X'] = false;
window['ga-disable-G-XXXXXXXX'] = false;
}
function disableMarketing() {
// Example implementation for common marketing cookies
var marketingCookies = ['_fbp', 'fr', 'IDE', 'MUID', 'personalization_id'];
var domains = [window.location.hostname, '.' + window.location.hostname];
// Common marketing cookies
var marketingCookies = ['_fbp', 'fr', 'IDE', 'MUID', 'personalization_id', 'VISITOR_INFO1_LIVE', 'YSC', 'NID'];
var domains = [window.location.hostname, '.' + window.location.hostname, '.google.com', '.facebook.com', '.youtube.com'];
marketingCookies.forEach(function(cookie) {
domains.forEach(function(domain) {
document.cookie = cookie + '=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT; Domain=' + domain;
@ -228,8 +398,60 @@ document.addEventListener('DOMContentLoaded', function() {
}
function enableMarketing() {
// For enabling marketing, we typically don't need to do anything special
// The marketing scripts will set their cookies when they load
// Just ensure the marketing scripts are loaded after checking consent
// For enabling marketing, we load the scripts that were blocked
// This happens in the loadConsentedScripts function
}
// Function to detect which script is associated with each cookie category
function detectThirdPartyScripts() {
// This function would scan the page for known third-party scripts
// and auto-assign data-cookieconsent attributes
const knownScriptPatterns = {
analytics: [
/google-analytics\.com\/analytics\.js/i,
/googletagmanager\.com\/gtag/i,
/google-analytics\.com\/ga\.js/i,
/hotjar\.com/i,
/analytics/i,
/matomo/i,
/stats/i
],
marketing: [
/facebook\.net/i,
/doubleclick\.net/i,
/googlesyndication\.com/i,
/ads/i,
/adservices/i,
/pixel/i,
/track/i
],
functional: [
/recaptcha/i,
/fonts\.googleapis\.com/i,
/cloudflare/i,
/cdn/i,
/livechat/i,
/chat/i,
/support/i
]
};
const scripts = document.querySelectorAll('script:not([data-cookieconsent])');
scripts.forEach(script => {
if (!script.src) return; // Skip inline scripts
for (const [category, patterns] of Object.entries(knownScriptPatterns)) {
for (const pattern of patterns) {
if (pattern.test(script.src)) {
script.setAttribute('data-cookieconsent', category);
break;
}
}
}
});
}
// Run script detection
detectThirdPartyScripts();
});

211
views/js/gdpr_cookie_helper.js Normal file
View File

@ -0,0 +1,211 @@
/**
* GDPR Cookie Consent Helper for PrestaShop
*
* @author Walzen665
* @copyright Copyright (c) 2025
* @license http://opensource.org/licenses/afl-3.0.php Academic Free License (AFL 3.0)
*/
// This script runs early in the page load to tag inline scripts with appropriate consent categories
(function() {
// Known script patterns to identify analytics, marketing and functional scripts
const scriptPatterns = {
analytics: [
/google[\s\-_]?analytics/i,
/ga\s*\(\s*['"]create/i,
/googletagmanager/i,
/gtag/i,
/\_gaq/i,
/matomo/i,
/piwik/i,
/mixpanel/i,
/hotjar/i,
/clarity/i
],
marketing: [
/facebook[\s\-_]?pixel/i,
/fbq\s*\(\s*['"]init/i,
/doubleclick/i,
/adwords/i,
/google[\s\-_]?ad[\s\-_]?services/i,
/google[\s\-_]?tag[\s\-_]?manager/i,
/gtm/i,
/twitter[\s\-_]?pixel/i,
/pinterest[\s\-_]?tag/i
],
functional: [
/recaptcha/i,
/chat/i,
/livechat/i,
/support/i,
/feedback/i,
/preference/i,
/usercentrics/i
]
};
// Function to process and tag a script element
function processScript(script) {
// Skip if it already has a consent attribute
if (script.hasAttribute('data-cookieconsent')) {
return;
}
// Skip our own scripts
if (script.src && script.src.indexOf('gdpr_cookie') !== -1) {
script.setAttribute('data-cookieconsent', 'necessary');
return;
}
// Check content for patterns
const content = script.innerHTML || '';
const src = script.src || '';
// Determine script category
let category = 'necessary'; // Default category
for (const [cat, patterns] of Object.entries(scriptPatterns)) {
for (const pattern of patterns) {
if (pattern.test(content) || pattern.test(src)) {
category = cat;
break;
}
}
if (category !== 'necessary') {
break;
}
}
// Tag the script
script.setAttribute('data-cookieconsent', category);
// For non-necessary scripts, we'll create a duplicate with the correct attribute
// but disabled until consent is given
if (category !== 'necessary') {
const originalScript = script;
const newScript = document.createElement('script');
// Copy attributes
Array.from(originalScript.attributes).forEach(attr => {
if (attr.name !== 'data-cookieconsent') {
newScript.setAttribute(attr.name, attr.value);
}
});
// Set consent attribute
newScript.setAttribute('data-cookieconsent', category);
// Copy content if it's an inline script
if (!originalScript.src && originalScript.innerHTML) {
newScript.innerHTML = originalScript.innerHTML;
}
// Replace the original script
originalScript.parentNode.replaceChild(newScript, originalScript);
// Prevent execution by removing src and content
newScript.removeAttribute('src');
newScript.innerHTML = '';
}
}
// Process existing scripts
document.querySelectorAll('script').forEach(processScript);
// Use a MutationObserver to catch dynamically added scripts
const observer = new MutationObserver(mutations => {
mutations.forEach(mutation => {
mutation.addedNodes.forEach(node => {
if (node.tagName === 'SCRIPT') {
processScript(node);
} else if (node.querySelectorAll) {
node.querySelectorAll('script').forEach(processScript);
}
});
});
});
// Start observing the document
observer.observe(document.documentElement, {
childList: true,
subtree: true
});
// Also process iframes
function processIframe(iframe) {
// Skip if it already has a consent attribute
if (iframe.hasAttribute('data-cookieconsent')) {
return;
}
const src = iframe.src || '';
// Common third-party iframe sources
const iframePatterns = {
marketing: [
/youtube/i,
/vimeo/i,
/facebook\.com\/plugins/i,
/twitter\.com\/widgets/i,
/instagram\.com/i,
/pinterest\.com/i,
/doubleclick/i,
/ads/i
],
analytics: [
/googletagmanager/i,
/analytics/i
],
functional: [
/recaptcha/i,
/maps\.google/i,
/google\.com\/maps/i,
/disqus/i,
/livechat/i,
/chat/i
]
};
// Determine iframe category
let category = 'necessary'; // Default category
for (const [cat, patterns] of Object.entries(iframePatterns)) {
for (const pattern of patterns) {
if (pattern.test(src)) {
category = cat;
break;
}
}
if (category !== 'necessary') {
break;
}
}
// Tag the iframe
iframe.setAttribute('data-cookieconsent', category);
}
// Process existing iframes
document.querySelectorAll('iframe').forEach(processIframe);
// Use the observer to catch dynamically added iframes
const iframeObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
mutation.addedNodes.forEach(node => {
if (node.tagName === 'IFRAME') {
processIframe(node);
} else if (node.querySelectorAll) {
node.querySelectorAll('iframe').forEach(processIframe);
}
});
});
});
// Start observing for iframes
iframeObserver.observe(document.documentElement, {
childList: true,
subtree: true
});
})();