Ultimate Instance Redirect

Redirect social media to privacy frontends, remember mirror, switch instances with button and Ctrl+Shift+R hotkey. SponsorBlock removed. Sticky redirects enabled.

Από την 16/07/2025. Δείτε την τελευταία έκδοση.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey, το Greasemonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Userscripts για να εγκαταστήσετε αυτόν τον κώδικα.

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

Θα χρειαστεί να εγκαταστήσετε μια επέκταση διαχείρισης κώδικα χρήστη για να εγκαταστήσετε αυτόν τον κώδικα.

(Έχω ήδη έναν διαχειριστή κώδικα χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

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.

(Έχω ήδη έναν διαχειριστή στυλ χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

// ==UserScript==
// @name         Ultimate Instance Redirect
// @namespace    violentmonkey.ultimate.redirect
// @version      2.6
// @description  Redirect social media to privacy frontends, remember mirror, switch instances with button and Ctrl+Shift+R hotkey. SponsorBlock removed. Sticky redirects enabled.
// @author       Amil John
// @match        *://*reddit.com/*
// @match        *://*.reddit.com/*
// @match        *://*twitter.com/*
// @match        *://*.twitter.com/*
// @match        *://*x.com/*
// @match        *://*.x.com/*
// @match        *://*/*
// @grant        none
// @license     CC-BY-NC-4.0
// @run-at       document-start
// ==/UserScript==


(function () {
    'use strict';

    const STORAGE_KEY_PREFIX = "preferredFrontend:";

    const serviceRedirects = [
        {
            name: "Reddit",
            match: /(?:^|\.)reddit\.com$/,
            storageKey: STORAGE_KEY_PREFIX + "reddit",
            frontends: [
                "https://redlib.catsarch.com",
                "https://redlib.perennialte.ch",
                "https://redlib.r4fo.com",
                "https://redlib.privacyredirect.com",
                "https://libreddit.diffraction.dev",
                "https://redlib.privadency.com",
                "https://redlib.scanash.xyz"
            ]
        },
        {
            name: "YouTube",
            match: /(?:^|\.)youtube\.com$/,
            storageKey: STORAGE_KEY_PREFIX + "youtube",
            frontends: [
                "https://yewtu.be",
                "https://inv.nadeko.net",
            ]
        },
        {
            name: "Twitter",
            match: /(?:^|\.)twitter\.com$|(?:^|\.)x\.com$/,
            storageKey: STORAGE_KEY_PREFIX + "twitter",
            frontends: [
                "https://nitter.net",
                "https://nitter.poast.org",
            ]
        }
    ];

    const currentHost = window.location.hostname;

    function getCurrentService() {
        return serviceRedirects.find(service => service.match.test(currentHost));
    }

    function getFrontendByHost(hostname) {
        return serviceRedirects.find(service =>
            service.frontends.some(url => new URL(url).hostname === hostname)
        );
    }

    function getStoredFrontend(service) {
        const url = localStorage.getItem(service.storageKey);
        return url && service.frontends.includes(url) ? new URL(url) : null;
    }

    function setStoredFrontend(service, frontendURL) {
        localStorage.setItem(service.storageKey, frontendURL.toString());
    }

    function getRandomFrontend(service, excludeHostname = null) {
        const filtered = excludeHostname
            ? service.frontends.filter(u => new URL(u).hostname !== excludeHostname)
            : [...service.frontends];
        return new URL(filtered[Math.floor(Math.random() * filtered.length)]);
    }

    function switchFrontend() {
        const service = getFrontendByHost(currentHost);
        if (!service) return;

        const newFrontend = getRandomFrontend(service, currentHost);
        setStoredFrontend(service, newFrontend.toString());
        const newUrl = newFrontend + window.location.pathname + window.location.search + window.location.hash;
        window.location.href = newUrl;
    }

    function createSwitcherButton() {
        const service = getFrontendByHost(currentHost);
        if (!service) return;

        const btn = document.createElement("button");
        btn.innerText = `🔄 Switch Instance (Ctrl + Shift + R)`;
        Object.assign(btn.style, {
            position: "fixed",
            bottom: "12px",
            right: "12px",
            zIndex: "99999",
            padding: "10px 14px",
            backgroundColor: "#222",
            color: "#fff",
            border: "none",
            borderRadius: "6px",
            cursor: "pointer",
            fontWeight: "bold",
            fontSize: "14px",
            boxShadow: "0 2px 8px rgba(0,0,0,0.3)"
        });
        btn.addEventListener("click", switchFrontend);

        const tryInsert = () => (document.body || document.documentElement).appendChild(btn);

        if (document.readyState === "loading") {
            document.addEventListener("DOMContentLoaded", tryInsert);
        } else {
            tryInsert();
        }
    }

    function addHotkey() {
        document.addEventListener("keydown", function (e) {
            const service = getFrontendByHost(currentHost);
            if (e.ctrlKey && e.shiftKey && e.code === "KeyR" && service) {
                e.preventDefault();
                switchFrontend();
            }
        });
    }

    function rewriteLinks() {
        document.querySelectorAll("a[href]").forEach(link => {
            try {
                const url = new URL(link.href);
                const service = serviceRedirects.find(svc => svc.match.test(url.hostname));
                if (service) {
                    const saved = getStoredFrontend(service);
                    if (saved) {
                        url.hostname = new URL(saved).hostname;
                        url.protocol = "https:";
                        link.href = url.toString();
                    }
                }
            } catch (_) {}
        });
    }

    function redirectIfOnService() {
        const service = getCurrentService();
        if (!service) return;

        const saved = getStoredFrontend(service);
        const redirectTarget = saved || getRandomFrontend(service);

        if (!saved) {
            setStoredFrontend(service, redirectTarget.toString());
        }

        const fullURL = redirectTarget + window.location.pathname + window.location.search + window.location.hash;
        window.location.replace(fullURL);
    }

    function initSponsorBlock() {
        const categories = ["sponsor", "selfpromo", "interaction", "intro", "outro", "preview", "music_offtopic", "exclusive_access"];
        const skipSegments = new Map();
        const muteSegments = new Map();

        const params = new URLSearchParams(window.location.search);
        const videoID = params.get("v");
        if (!videoID) return;

        function tryInject() {
            const video = document.querySelector("video");
            if (!video) return;

            fetch(`https://sponsor.ajay.app/api/skipSegments?videoID=${videoID}&categories=${JSON.stringify(categories)}`)
                .then(res => res.json())
                .then(data => {
                    data.forEach(item => {
                        const [start, end] = item.segment;
                        if (item.actionType === "skip") skipSegments.set(start, end);
                        else if (item.actionType === "mute") muteSegments.set(start, end);
                    });

                    video.addEventListener("timeupdate", () => {
                        const t = video.currentTime;
                        for (const [start, end] of skipSegments) {
                            if (t >= start && t < end) {
                                video.currentTime = end;
                                skipSegments.delete(start);
                            }
                        }
                        for (const [start, end] of muteSegments) {
                            video.muted = (t >= start && t < end);
                        }
                    });
                });
        }

        const observer = new MutationObserver(() => {
            if (document.querySelector("video")) {
                tryInject();
                observer.disconnect();
            }
        });

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

        let retryCount = 0;
        const fallback = setInterval(() => {
            if (++retryCount > 30) return clearInterval(fallback);
            if (document.querySelector("video")) {
                tryInject();
                clearInterval(fallback);
            }
        }, 500);
    }

    // === INIT ===
    const matchService = getCurrentService();
    if (matchService) {
        redirectIfOnService();
        return;
    }

    createSwitcherButton();
    addHotkey();
    rewriteLinks();
    new MutationObserver(rewriteLinks).observe(document, { childList: true, subtree: true });
    window.addEventListener("load", initSponsorBlock);
})();