Suznyan · February 11, 2026 02:42
diff --git a/replace-x-copy-link.user.js b/replace-x-copy-link.user.js
 // ==UserScript==
 // @name         Replace x.com Copy Link Domain + Remove Tracking (Fixed)
 // @version      1.2
 // @description  Intercept "Share > Copy link" on X, strip tracking params, replace domain (no duplicate path bug)
 // @author       Eszee
 // @match        https://twitter.com/*
 // @match        https://x.com/*
 // @icon         https://abs.twimg.com/favicons/twitter.2.ico
 // @grant        none
 // ==/UserScript==

 (function() {
    'use strict';

    /* ==============================
       🔧 CONFIGURATION
       ============================== */
    const REPLACEMENT_DOMAIN = 'm.fxtwitter.com';
    const REPLACEMENT_BASE = `https://${REPLACEMENT_DOMAIN}`;

    // Match full Twitter URLs
    const FULL_URL_REGEX = /https?:\/\/(www\.)?(x|twitter)\.com\/[^\s]+/ig;

    // Tracking parameters to remove
    const TRACKING_PARAMS = [
        "s",
        "t",
        "ref_src",
        "ref_url",
        "utm_source",
        "utm_medium",
        "utm_campaign",
        "utm_term",
        "utm_content"
    ];

    /* ==============================
       🧹 REMOVE TRACKING PARAMETERS
       ============================== */
    function stripTracking(url) {
        try {
            const u = new URL(url);
            TRACKING_PARAMS.forEach(param => u.searchParams.delete(param));
            return u.toString();
        } catch {
            return url;
        }
    }

    /* ==============================
       🚀 URL REWRITE (Fixed Version)
       ============================== */
    function rewriteUrl(text) {
        if (typeof text !== 'string') return text;

        return text.replace(FULL_URL_REGEX, url => {
            // Clean tracking first
            const cleaned = stripTracking(url);

            // Replace only the domain
            return cleaned.replace(/https?:\/\/(www\.)?(x|twitter)\.com/i, REPLACEMENT_BASE);
        });
    }

    /* ==============================
       📋 CLIPBOARD PATCH
       ============================== */
    function patchClipboard() {
        if (!navigator.clipboard || !navigator.clipboard.writeText) return;

        const originalWriteText = navigator.clipboard.writeText.bind(navigator.clipboard);

        navigator.clipboard.writeText = async function(text) {
            const cleaned = rewriteUrl(stripTracking(text));
            return originalWriteText(cleaned);
        };
    }

    /* ==============================
       📄 MANUAL COPY EVENT
       ============================== */
    function handleCopyEvent(e) {
        try {
            const sel = document.getSelection();
            const text = sel ? sel.toString() : '';

            if (FULL_URL_REGEX.test(text)) {
                const cleaned = rewriteUrl(stripTracking(text));

                e.clipboardData.setData('text/plain', cleaned);
                e.preventDefault();
            }
        } catch {}
    }

    /* ==============================
       🚀 INIT
       ============================== */
    function init() {
        patchClipboard();
        document.addEventListener('copy', handleCopyEvent, true);
    }

    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', init);
    } else {
        init();
    }
 })();
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