Bloqueador de reCAPTCHA

Remove/bloqueia o widget do reCAPTCHA em todos os sites. O checkbox, iframes e scripts do Google reCAPTCHA são impedidos de carregar, e um stub inofensivo evita que os sites quebrem. Alternável pelo menu do Violentmonkey.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         Bloqueador de reCAPTCHA
// @name:en      reCAPTCHA Blocker
// @name:pt-BR   Bloqueador de reCAPTCHA
// @namespace    https://greasyfork.org/en/users/1301195-luciano-inf
// @version      1.2.0
// @description  Remove/bloqueia o widget do reCAPTCHA em todos os sites. O checkbox, iframes e scripts do Google reCAPTCHA são impedidos de carregar, e um stub inofensivo evita que os sites quebrem. Alternável pelo menu do Violentmonkey.
// @description:en  Removes/blocks the reCAPTCHA widget on all websites. The checkbox, iframes and scripts from Google reCAPTCHA are prevented from loading, and a harmless stub keeps sites from breaking. Toggleable from the Violentmonkey menu.
// @description:pt-BR  Remove/bloqueia o widget do reCAPTCHA em todos os sites. O checkbox, iframes e scripts do Google reCAPTCHA são impedidos de carregar, e um stub inofensivo evita que os sites quebrem. Alternável pelo menu do Violentmonkey.
// @author       Luciano.Oliveirals
// @license      MIT
// @run-at       document-start
// @grant        GM_registerMenuCommand
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_notification
// @match        *://*/*
// @icon         https://icons.iconarchive.com/icons/github/octicons/256/shield-x-16-icon.png
// @supportURL   https://greasyfork.org/scripts/587457-bloqueador-de-recaptcha
// @homepageURL  https://github.com/LucianoSkx/recaptcha-blocker
// ==/UserScript==

(function () {
    'use strict';

    const KEY_ENABLED = 'rcb_enabled';

    let enabled = true;
    try { enabled = GM_getValue(KEY_ENABLED, true) !== false; } catch (e) { enabled = true; }

    if (typeof GM_registerMenuCommand === 'function') {
        GM_registerMenuCommand('🔒 Alternar bloqueio de reCAPTCHA (atualmente ' + (enabled ? 'ATIVADO' : 'DESATIVADO') + ')', () => {
            enabled = !enabled;
            try { GM_setValue(KEY_ENABLED, enabled); } catch (e) {}
            try {
                GM_notification({
                    text: enabled
                        ? 'Bloqueio de reCAPTCHA ATIVADO — recarregue a página para aplicar.'
                        : 'Bloqueio de reCAPTCHA DESATIVADO — recarregue a página para aplicar.',
                    timeout: 4000,
                });
            } catch (e) {}
            location.reload();
        });
    }

    if (!enabled) return;

    const RECAPTCHA_DOMAINS = [
        'google.com/recaptcha',
        'google.com/js/fastbutton',
        'gstatic.com/recaptcha',
        'recaptcha.google.com',
        'recaptcha.net/recaptcha',
    ];

    const STUB_SOURCE = `(() => {
        const noop = () => {};
        const api = {
            render: () => '',
            execute: noop,
            reset: noop,
            getResponse: () => '',
            ready: noop,
            enterprise: {
                render: () => '',
                execute: noop,
                reset: noop,
                getResponse: () => '',
            },
        };
        window.__grecaptcha_cfg = window.__grecaptcha_cfg || { clients: [] };
        try {
            Object.defineProperty(window, 'grecaptcha', {
                get: () => api,
                set: () => {},
                configurable: false,
            });
        } catch (e) {
            window.grecaptcha = api;
        }
    })();`;

    function injectStub() {
        const target = document.documentElement || document.head || document.body;
        if (!target) {
            setTimeout(injectStub, 0);
            return;
        }
        const script = document.createElement('script');
        script.textContent = STUB_SOURCE;
        script.setAttribute('data-recaptcha-blocker', 'stub');
        target.appendChild(script);
    }

    function isRecaptchaElement(el) {
        if (!el || el.nodeType !== 1 || el.hasAttribute('data-recaptcha-blocker')) return false;
        const tag = el.tagName;
        if (tag === 'SCRIPT' || tag === 'IFRAME') {
            const src = (el.src || '').toLowerCase();
            if (RECAPTCHA_DOMAINS.some(d => src.includes(d))) return true;
            if (tag === 'IFRAME' && (el.title || '').toLowerCase() === 'recaptcha') return true;
            return false;
        }
        if (el.classList && (el.classList.contains('g-recaptcha') || el.classList.contains('grecaptcha-badge') || el.classList.contains('g-recaptcha-badge-visible'))) {
            return true;
        }
        return false;
    }

    function purgeElement(el) {
        el.remove();
    }

    function scanTree(root) {
        if (isRecaptchaElement(root)) {
            purgeElement(root);
            return;
        }
        if (root.querySelectorAll) {
            const nodes = root.querySelectorAll(
                'script[src*="recaptcha"], iframe[src*="recaptcha"], iframe[title="recaptcha"], .g-recaptcha, .grecaptcha-badge, .g-recaptcha-badge-visible'
            );
            for (const el of nodes) {
                if (isRecaptchaElement(el)) purgeElement(el);
            }
        }
    }

    injectStub();

    if (document.documentElement) {
        scanTree(document.documentElement);
    }

    const observer = new MutationObserver(records => {
        for (const record of records) {
            for (const node of record.addedNodes) {
                scanTree(node);
            }
        }
    });

    observer.observe(document.documentElement || document, {
        childList: true,
        subtree: true,
    });

    const lateScan = () => {
        if (document.documentElement) scanTree(document.documentElement);
    };
    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', lateScan, { once: true });
    }
    window.addEventListener('load', lateScan, { once: true });
})();