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Block popups from window.open/about:blank, target=_blank (links/forms/area), base target, and synthetic clicks
// ==UserScript==
// @name Anti Popup (Enhanced 90%+ Block • Patch++)
// @namespace ryza-no-popup-strong
// @version 2.7
// @description Block popups from window.open/about:blank, target=_blank (links/forms/area), base target, and synthetic clicks
// @license Ryza License
// @match *://*/*
// @run-at document-start
// @grant none
// ==/UserScript==
(() => {
'use strict';
const WHITELIST = ['accounts.google.com','paypal.com'];
const isWhite = (url) => {
try { return WHITELIST.includes(new URL(url, location.href).hostname); }
catch { return false; }
};
/* ---------- 1) Kill window.open (incl. iframe) ---------- */
const trapOpen = new Proxy(window.open, {
apply(_, __, args) {
const url = args?.[0];
if (!url || isWhite(url)) return null;
console.warn('[AntiPopup] window.open blocked:', url);
return null;
}
});
try { Object.defineProperty(window, 'open', { configurable:true, writable:true, value:trapOpen }); }
catch { window.open = trapOpen; }
/* Hook iframe created later */
const origCreateEl = Document.prototype.createElement;
Document.prototype.createElement = function(...a){
const el = origCreateEl.apply(this, a);
if ((a[0]+'').toLowerCase() === 'iframe') {
setTimeout(()=>{ try { el.contentWindow.open = () => null; } catch{} }, 500);
}
return el;
};
/* ---------- 2) Neutralize <base target="_blank"> ---------- */
const neuterBase = (root=document) => {
root.querySelectorAll('base[target]').forEach(b => b.removeAttribute('target'));
};
/* ---------- 3) Sanitize anchors/forms/areas ---------- */
const sanitizeLink = (a) => {
if (!a) return;
const href = a.getAttribute('href') || a.href || '';
if (!isWhite(href)) a.removeAttribute('target');
const oc = (a.getAttribute('onclick') || '').toLowerCase();
if (oc.includes('window.open')) a.removeAttribute('onclick');
};
const sanitizeForm = (f) => {
try {
const act = f.getAttribute('action') || '';
if (!isWhite(act)) f.removeAttribute('target');
} catch {}
};
const sanitizeArea = (ar) => {
const href = ar.getAttribute('href') || '';
if (!isWhite(href)) ar.removeAttribute('target');
};
const sanitizeAll = (root=document) => {
neuterBase(root);
root.querySelectorAll('a[target], a[onclick]').forEach(sanitizeLink);
root.querySelectorAll('form[target]').forEach(sanitizeForm);
root.querySelectorAll('area[target]').forEach(sanitizeArea);
};
/* ---------- 4) Stop synthetic click tricks ---------- */
const origAclick = HTMLAnchorElement.prototype.click;
HTMLAnchorElement.prototype.click = function(...args){
sanitizeLink(this);
return origAclick.apply(this, args);
};
const origFormSubmit = HTMLFormElement.prototype.submit;
HTMLFormElement.prototype.submit = function(...args){
sanitizeForm(this);
return origFormSubmit.apply(this, args);
};
/* ---------- 5) Pre-click hardening (captures) ---------- */
const preClick = (e) => {
// bersihkan tepat sebelum event utama diproses
neuterBase();
const a = e.target && (e.target.closest?.('a,area') || null);
const f = e.target && (e.target.closest?.('form') || null);
if (a) sanitizeLink(a);
if (f) sanitizeForm(f);
};
['pointerdown','mousedown','touchstart','click','auxclick'].forEach(ev=>{
document.addEventListener(ev, preClick, true);
});
/* ---------- 6) Observe dynamic injections ---------- */
new MutationObserver(muts=>{
for (const m of muts) {
for (const n of m.addedNodes) {
if (n.nodeType !== 1) continue;
if (n.tagName === 'BASE') neuterBase(document);
if (n.matches?.('a')) sanitizeLink(n);
if (n.matches?.('form')) sanitizeForm(n);
if (n.matches?.('area')) sanitizeArea(n);
if (n.querySelectorAll){
sanitizeAll(n);
n.querySelectorAll('iframe').forEach(i=>{ try { i.contentWindow.open = () => null; } catch{} });
}
}
}
}).observe(document.documentElement, { childList:true, subtree:true });
/* ---------- 7) Block forced redirects ---------- */
const oa = window.location.assign.bind(window.location);
window.location.assign = (url)=>{ if (!isWhite(url)) { console.warn('[AntiPopup] redirect blocked:', url); return; } oa(url); };
const or = window.location.replace.bind(window.location);
window.location.replace = (url)=>{ if (!isWhite(url)) { console.warn('[AntiPopup] replace blocked:', url); return; } or(url); };
// Initial sweep
sanitizeAll();
console.log('[AntiPopup+] Patch++ active');
})();