// ==UserScript==
// @name Stop Nefarious Redirects
// @namespace http://tampermonkey.net/
// @version 4.0
// @description Block unauthorized redirects and prevent history manipulation
// @match http://*/*
// @match https://*/*
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_xmlhttpRequest
// @license MIT
// @run-at document-start
// ==/UserScript==
(function() {
'use strict';
console.log('Script initialization started.');
// Manual blacklist
const manualBlacklist = new Set([
'getrunkhomuto.info'
]);
// List of allowed popups domains
const allowedPopups = [
'500px.com', 'accuweather.com', 'adobe.com', 'adulttime.com', 'alibaba.com', 'amazon.com', 'amazonaws.com',
'amd.com', 'americanexpress.com', 'anaconda.com', 'angular.io', 'ap.org', 'apache.org', 'apnews.com',
'apple.com', 'arstechnica.com', 'artstation.com', 'asana.com', 'asus.com', 'atlassian.com', 'autodesk.com',
'axios.com', 'battle.net', 'bbc.co.uk', 'bbc.com', 'behance.net', 'bestbuy.com', 'bing.com', 'bitbucket.org',
'blogger.com', 'bloomberg.com', 'bmw.com', 'boeing.com', 'booking.co.uk', 'booking.com', 'bootstrapcdn.com',
'breitbart.com', 'buzzfeed.com', 'canva.com', 'capitalone.com', 'cbsnews.com', 'character.ai', 'chase.com',
'chaturbate.com', 'cisco.com', 'citi.com', 'cnbc.com', 'cnet.com', 'cnn.com', 'codecademy.com', 'constantcontact.com',
'coursera.org', 'craigslist.org', 'dailymail.co.uk', 'dell.com', 'deviantart.com', 'discord.com', 'disney.com',
'django.com', 'docker.com', 'docusign.com', 'dribbble.com', 'dropbox.com', 'duckduckgo.com', 'duolingo.com',
'duosecurity.com', 'ebay.com', 'economist.com', 'edx.org', 'elsevier.com', 'engadget.com', 'epicgames.com',
'eporner.com', 'espn.com', 'etsy.com', 'eurogamer.net', 'expedia.com', 'facebook.com', 'fandom.com', 'fedex.com',
'figma.com', 'finance.yahoo.com', 'flickr.com', 'flipkart.com', 'forbes.com', 'foxnews.com', 'framer.com',
'freecodecamp.org', 'gamespot.com', 'gartner.com', 'gettyimages.com', 'git-scm.com', 'github.com', 'gizmodo.com',
'go.com', 'godaddy.com', 'gog.com', 'goldmansachs.com', 'google.com', 'healthline.com', 'hilton.com', 'homedepot.com',
'hp.com', 'hubspot.com', 'huffpost.com', 'hulu.com', 'humblebundle.com', 'ibm.com', 'ieee.org', 'ifixit.com',
'ign.com', 'ikea.com', 'imdb.com', 'imgur.com', 'indeed.com', 'instagram.com', 'instructure.com', 'intel.com',
'intuit.com', 'invisionapp.com', 'itch.io', 'java.com', 'jetbrains.com', 'joomla.org', 'jquery.com', 'khanacademy.org',
'kotaku.com', 'kotlinlang.org', 'laravel.com', 'lenovo.com', 'lg.com', 'lifehacker.com', 'linkedin.com', 'live.com',
'lowes.com', 'lynda.com', 'macys.com', 'mailchimp.com', 'marriott.com', 'mashable.com', 'masterclass.com',
'mcdonalds.com', 'medium.com', 'mercedes-benz.com', 'microsoft.com', 'microsoftonline.commit.edu', 'mongodb.com',
'moodle.org', 'mozilla.org', 'msn.com', 'msnbc.com', 'nasa.gov', 'nationalgeographic.com', 'nbc.com', 'nbcnews.com',
'netflix.com', 'new.reddit.com', 'nextdoor.com', 'nih.gov', 'npr.org', 'nvidia.comnypost.com', 'nytimes.com',
'office.com', 'okta.com', 'onlyfans.com', 'openai.com', 'oracle.com', 'oreilly.com', 'origin.com', 'outlook.com',
'overstock.com', 'patreon.com', 'paypal.com', 'pcgamer.com', 'pexels.com', 'php.net', 'pinterest.com', 'pixabay.com',
'pluralsight.com', 'polygon.com', 'pornhub.com', 'python.org', 'quizlet.com', 'quora.com', 'reactjs.org', 'realtor.com',
'reddit.com', 'redhat.com', 'roblox.com', 'rubyonrails.org', 'salesforce.com', 'samsung.co.kr', 'samsung.com',
'sap.com', 'sciencedirect.com', 'scopus.com', 'sears.com', 'sharepoint.com', 'shutterstock.com', 'siemens.com',
'sketch.com', 'skillshare.com', 'skype.com', 'slack.com', 'sony.com', 'soundcloud.com', 'spotify.com', 'spring.io',
'stackoverflow.com', 'steamcommunity.com', 'steampowered.com', 'surveymonkey.com', 'symantec.com', 'target.com',
'techcrunch.com', 'temu.com', 'tesla.com', 'texasinstruments.com', 'theguardian.com', 'thenextweb.com', 'theverge.com',
'tiktok.com', 'time.com', 'toyota.com', 'trello.com', 'trip.com', 'tripadvisor.com', 'tumblr.com', 'twitch.tv',
'twitter.com', 'uber.com', 'ucla.edu', 'ucsf.edu', 'udemy.com', 'unity.com', 'unsplash.com', 'ups.com', 'usatoday.com',
'usnews.com', 'usps.com', 'verizon.com', 'Vice.com', 'vice.com', 'vimeo.com', 'vk.com', 'vmware.com', 'volkswagen.com',
'vox.com', 'walmart.com', 'washingtonpost.com', 'weather.com', 'weather.gov', 'webmd.com', 'whatsapp.com', 'wikimedia.org',
'wikipedia.org', 'wired.com', 'wordpress.com', 'wsj.com', 'wunderground.com', 'x.com', 'xerox.com', 'xfinity.com',
'xhamster.com', 'xilinx.com', 'xnxx.com', 'xvideos.com', 'yahoo.com', 'yelp.com', 'youtube.com', 'zapier.com', 'zendesk.com',
'zeplin.iozillow.com', 'zoom.us'
];
// Function to get the current automated blacklist
function getAutomatedBlacklist() {
return new Set(GM_getValue('blacklist', []));
}
// Function to add a URL to the automated blacklist
function addToAutomatedBlacklist(url) {
let encodedUrl = encodeURIComponent(url);
let blacklist = getAutomatedBlacklist();
if (!blacklist.has(encodedUrl)) {
blacklist.add(encodedUrl);
GM_setValue('blacklist', Array.from(blacklist));
console.log('Added to automated blacklist:', url);
}
}
// Function to display the blacklist
function displayBlacklist() {
let automatedBlacklist = getAutomatedBlacklist();
let fullBlacklist = new Set([...manualBlacklist, ...automatedBlacklist]);
console.log('Current Blacklist:\n' + Array.from(fullBlacklist).map(decodeURIComponent).join('\n'));
alert('Current Blacklist:\n' + Array.from(fullBlacklist).map(decodeURIComponent).join('\n'));
}
// Function to handle navigation events
function handleNavigation(url) {
try {
if (!isUrlAllowed(url)) {
console.error('Blocked navigation to:', url);
addToAutomatedBlacklist(url); // Add the unauthorized URL to the automated blacklist
if (lastKnownGoodUrl) {
window.location.replace(lastKnownGoodUrl);
}
return false;
} else {
console.log('Navigation allowed to:', url);
lastKnownGoodUrl = url;
return true;
}
} catch (error) {
console.error('Error in handleNavigation:', error);
}
}
// Save the original assign and open methods
const originalAssign = window.location.assign.bind(window.location);
const originalOpen = window.open;
console.log('Original window.location.assign and window.open saved.');
// Override the assign method to monitor and control redirects
window.location.assign = function(url) {
console.log('Redirect attempt detected:', url);
if (!allowedPopups.some(domain => url.includes(domain)) && !handleNavigation(url)) {
console.log('Redirect to undesired domain blocked:', url);
return; // Block the redirect
}
console.log('Redirect allowed to:', url);
return originalAssign(url);
};
console.log('window.location.assign overridden with custom logic.');
// Override window.open to control popup behavior
window.open = function(url, name, features) {
console.log('Popup attempt detected:', url);
if (allowedPopups.some(domain => url.includes(domain))) {
console.log('Popup allowed for:', url);
return originalOpen(url, name, features); // Allow popup
}
console.log('Blocked a popup from:', url);
return null; // Block the popup
};
console.log('window.open overridden with custom logic.');
// Proxy to intercept and handle location changes
let lastKnownGoodUrl = window.location.href;
let navigationInProgress = false;
const locationProxy = new Proxy(window.location, {
set(target, prop, value) {
if ((prop === 'href' || prop === 'assign' || prop === 'replace') && !navigationInProgress) {
if (!handleNavigation(value)) {
return false;
}
}
return Reflect.set(target, prop, value);
},
get(target, prop) {
if (prop === 'assign' || prop === 'replace') {
return function(url) {
if (!navigationInProgress && handleNavigation(url)) {
navigationInProgress = true;
setTimeout(() => {
navigationInProgress = false;
}, 0);
return target[prop].call(target, url);
}
};
}
return Reflect.get(target, prop);
}
});
// Replace window.location with the proxy
Object.defineProperty(window, 'location', {
configurable: true,
enumerable: true,
get() {
return locationProxy;
}
});
// Enhanced navigation control for back/forward buttons
window.addEventListener('popstate', function(event) {
if (!navigationInProgress && !isUrlAllowed(window.location.href)) {
console.error('Blocked navigation to:', window.location.href);
navigationInProgress = true;
setTimeout(() => {
navigationInProgress = false;
}, 0);
history.pushState(null, "", lastKnownGoodUrl); // Push the last known good URL
window.location.replace(lastKnownGoodUrl); // Force redirect to last known good URL
event.preventDefault();
}
});
// Function to handle history manipulation
function handleHistoryManipulation(originalMethod, data, title, url) {
if (!isUrlAllowed(url)) {
console.error('Blocked history manipulation to:', url);
return;
}
return originalMethod.call(history, data, title, url);
}
// Wrap history.pushState and history.replaceState
const originalPushState = history.pushState;
const originalReplaceState = history.replaceState;
history.pushState = function(data, title, url) {
return handleHistoryManipulation(originalPushState, data, title, url);
};
history.replaceState = function(data, title, url) {
return handleHistoryManipulation(originalReplaceState, data, title, url);
};
// Ensure we have a state to go back to if needed
if (history.length === 1) {
// Directly landed on this page, fake history
history.replaceState(null, "", "/");
history.pushState(null, "", window.location.href);
}
// Function to check if a URL is allowed based on the blacklist
function isUrlAllowed(url) {
let encodedUrl = encodeURIComponent(url);
let automatedBlacklist = getAutomatedBlacklist();
let isBlocked = Array.from(manualBlacklist).some(blockedUrl => encodedUrl.includes(blockedUrl)) ||
Array.from(automatedBlacklist).some(blockedUrl => encodedUrl.includes(blockedUrl));
if (isBlocked) {
console.log(`Blocked URL: ${url}`);
}
return !isBlocked;
}
console.log('Redirect control script with blacklist initialized.');
})();