Revoke consent for sharing data with third-parties when claiming a giveaway
// ==UserScript==
// @name GOG Don't Giveaway Consent - Marketing, Promotions
// @namespace https://greasyfork.org/en/users/12605-alja%C5%BE-kozina
// @author 12605-alja%C5%BE-kozina
// @originalAuthor TheDcoder@protonmail.com
// @license GPLv3
// @match *://www.gog.com/*
// @run-at document-start
// @grant GM_notification
// @grant GM_openInTab
// @version 1.3
// @description Revoke consent for sharing data with third-parties when claiming a giveaway
// ==/UserScript==
main();
function main() {
// Check if it is the front-page
if(!['', 'en', 'de', 'fr', 'pl', 'ru', 'zh'].some(x => '/' + x == window.location.pathname)) return;
// Inform the user if a giveaway is present
window.addEventListener('load', inform_user);
// Monkey-patch to intercept the claim request
const RealXMLHttpRequest = {open: unsafeWindow.XMLHttpRequest.prototype.open};
unsafeWindow.XMLHttpRequest.prototype.open = function monkey(method, url, ...args) {
// Hook onto the result if's for a claim
var path = new URL(url, window.location.href).pathname.slice(1).split('/');
if (path.every((x, i) => x == ['giveaway', 'claim'][i])) {
this.addEventListener("load", revoke);
// Remove the monkey as we don't need it anymore
unsafeWindow.XMLHttpRequest.prototype.open = RealXMLHttpRequest.open;
}
// Perform the real call
return RealXMLHttpRequest.open.call(this, method, url, ...args);
}
function revoke() {
revoke_consent().then(x => {
GM_notification({
title: "GOG Giveaway Consent - Marketing communications through Trusted Partners’ services",
text: "A request to revoke your consent to sharing data has been sent! Click to check settings.",
onclick: () => GM_openInTab('https://www.gog.com/en/account/settings/subscriptions', false),
});
}).catch(e => {
GM_notification({
title: "GOG Giveaway Consent - Marketing communications through Trusted Partners’ services",
text: "Failed to revoke consent, please revoke it manually in your subscription settings! Error: " + e,
});
});
revoke_consent2().then(x => {
GM_notification({
title: "GOG Giveaway Consent - Promotions and hot deals",
text: "A request to revoke your consent to sharing data has been sent! Click to check settings.",
onclick: () => GM_openInTab('https://www.gog.com/en/account/settings/subscriptions', false),
});
}).catch(e => {
GM_notification({
title: "GOG Giveaway Consent - Promotions and hot deals",
text: "Failed to revoke consent, please revoke it manually in your subscription settings! Error: " + e,
});
});
}
}
function inform_user() {
var button = document.querySelector('.giveaway-banner__button');
if (!button) return;
GM_notification({
title: "GOG Giveaway Consent",
text: "Giveaway detected! GOG wants your consent to share data if you claim the game, but this script will revoke it almost immediately.",
});
}
async function revoke_consent() {
var result = await fetch(
"/account/save_newsletter_subscription/5353f0f4-3c06-11ee-b0fc-fa163ec9fc5f/0", {
"credentials": "include",
"referrer": "https://www.gog.com/en/account/settings/subscriptions",
"method": "POST",
"mode": "cors",
});
result = await result.json();
if (result.status === true) {
return true;
} else {
throw result;
}
}
async function revoke_consent2() {
var result = await fetch(
"/account/save_newsletter_subscription/6c689b94-18f1-11ea-9c45-00163e4e09cc/0", {
"credentials": "include",
"referrer": "https://www.gog.com/en/account/settings/subscriptions",
"method": "POST",
"mode": "cors",
});
result = await result.json();
if (result.status === true) {
return true;
} else {
throw result;
}
}