Quizlet Nitro

Aggressive unblur, direct JSON-to-CSV export, and turbo speed optimization for Quizlet.

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

You will need to install an extension such as Tampermonkey 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         Quizlet Nitro
// @namespace    https://greasyfork.org/users/quizlet-ultra
// @version      1.0.0
// @description  Aggressive unblur, direct JSON-to-CSV export, and turbo speed optimization for Quizlet.
// @author       Ultra
// @match        https://quizlet.com/*
// @icon         https://assets.quizlet.com/a/j/dist/i/favicon.6e263725c926227.ico
// @license      MIT
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function() {
    'use strict';

    /** 
     * Speed Engine: Blocks heavy tracking (from markers found as of 2/2026, likely persistent for while)
     */
    const killTelemetry = () => {
        window.Snowplow = () => {};
        window.rollbar = { error: () => {}, info: () => {}, warning: () => {} };
        window.ga = () => {};
        window.comscore = {};
    };
    killTelemetry();

    /** 
     * Hard CSS Unfilter: Removes blur/ads/paywalls instantly
     */
    const style = document.createElement('style');
    style.innerHTML = `
        * { filter: none !important; -webkit-filter: none !important; user-select: text !important; }
        .LoginWall, .wugyavo, .LoginBottomBar, .SetPageTermsStickyBanner, 
        .SetPageWall--normal, [data-testid="PayWallOverlay"], .pfdaoy0, .o3dpi86, 
        .pxrylku, footer, a[data-testid="assembly-button-upgrade"],
        .SetPageEmbeddedAd-wrapper, .SiteAd { display: none !important; visibility: hidden !important; }
        * { transition: none !important; animation: none !important; }
        html, body { overflow: auto !important; position: static !important; }
    `;
    document.documentElement.appendChild(style);

    /** 
     * Direct Extraction: Pulls data from internal JSON (no scrolling needed)
     */
    const getCards = () => {
        try {
            const nextData = document.getElementById('__NEXT_DATA__');
            if (!nextData) return [];
            
            const root = JSON.parse(nextData.innerHTML);
            const stateKey = root.props.pageProps.dehydratedReduxStateKey;
            const items = JSON.parse(stateKey).setPage.studiableItems;

            return items.map(i => ({
                t: i.cardSides[0].media[0].plainText,
                d: i.cardSides[1].media[0].plainText
            }));
        } catch (e) {
            // Fallback for non-standard pages
            return Array.from(document.querySelectorAll('.SetPageTermsList-term')).map(row => {
                const text = row.querySelectorAll('.TermText');
                return text.length >= 2 ? { t: text[0].innerText, d: text[1].innerText } : null;
            }).filter(i => i);
        }
    };

    const runExport = () => {
        const cards = getCards();
        if (!cards.length) return alert("Scroll down or refresh to initialize data.");

        let csv = "\uFEFFTerm,Definition\n" + cards.map(c => `"${c.t.replace(/"/g, '""')}","${c.d.replace(/"/g, '""')}"`).join('\n');
        const blob = new Blob([csv], { type: 'text/csv;charset=utf-8;' });
        const url = URL.createObjectURL(blob);
        const a = document.createElement("a");
        a.href = url;
        a.download = `${document.title.split('|')[0].trim()}.csv`;
        a.click();
    };

    /** 
     * UI Injection: Minimal floating action button
     */
    const injectUI = () => {
        if (document.getElementById('ultimate-ui')) return;
        const container = document.createElement('div');
        container.id = 'ultimate-ui';
        container.style.cssText = 'position:fixed; bottom:20px; right:20px; z-index:999999; background:#2e3856; padding:12px; border-radius:12px; border:1px solid #4255ff; box-shadow:0 4px 20px rgba(0,0,0,0.4);';
        
        const btn = document.createElement('button');
        btn.innerText = '📥 Export CSV';
        btn.style.cssText = 'background:#3ccabe; color:#fff; border:none; padding:8px 16px; border-radius:6px; font-weight:bold; cursor:pointer; font-family:sans-serif;';
        btn.onclick = runExport;

        container.appendChild(btn);
        document.body.appendChild(container);
    };

    /** 
     * App Monitor: Handles dynamic page changes and unblurs
     */
    const observer = new MutationObserver(() => {
        killTelemetry();
        if (window.location.pathname.match(/\/\d+\//)) injectUI();
        document.querySelectorAll('[style*="blur"]').forEach(el => el.style.setProperty('filter', 'none', 'important'));
    });

    window.addEventListener('load', () => {
        observer.observe(document.body, { childList: true, subtree: true });
        if (window.location.pathname.match(/\/\d+\//)) injectUI();
    });
})();

/**
 * FUTURE TASK: UNLIMITED TEST BYPASS
 * id = window.location.href.match(/quizlet\.com\/.*\/(\d+)\//)[1];
 * url = `https://quizlet.com/${id}/test/embed?questionCount=100`;
 */