GitHub Link Cleaner

remove github hydro tracking attrs from all links + force noreferrer/noopener

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         GitHub Link Cleaner
// @namespace    https://spin.rip/
// @version      1.1
// @description  remove github hydro tracking attrs from all links + force noreferrer/noopener
// @author       Spinfal
// @match        https://github.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=github.com
// @grant        none
// @run-at       document-idle
// @license      GPL-3.0-only
// ==/UserScript==

(function() {
    'use strict';

    const STORAGE_KEY = 'gh_link_cleaner_total_cleaned_v1';

    // session counters
    const pageStart = performance.now();
    let cleanedSincePageLoad = 0;

    // total (persisted) counter
    let cleanedSinceInstall = 0;
    try {
        const raw = localStorage.getItem(STORAGE_KEY);
        cleanedSinceInstall = raw ? Number(raw) : 0;
        if (!Number.isFinite(cleanedSinceInstall) || cleanedSinceInstall < 0) cleanedSinceInstall = 0;
    } catch (_) {
        cleanedSinceInstall = 0;
    }

    function saveTotal() {
        try {
            localStorage.setItem(STORAGE_KEY, String(cleanedSinceInstall));
        } catch (_) {}
    }

    // console styling helpers
    const badge = (text, bg) => [
        `%c${text}`,
        `background:${bg};color:#fff;padding:2px 8px;border-radius:999px;font-weight:700;`
    ];

    const dim = 'color:#9aa0a6;';
    const key = 'color:#e8eaed;font-weight:700;';
    const val = 'color:#c7d2fe;font-weight:700;';

    function logStatus(reason, newlyCleaned) {
        const t = Math.round(performance.now() - pageStart);
        const [b1, s1] = badge('gh link cleaner', '#7c3aed');
        const [b2, s2] = badge(reason, '#111827');

        // compact, readable, and actually useful
        console.log(
            `${b1} ${b2} %c+%c${newlyCleaned}%c links cleaned %c|%c page %c${cleanedSincePageLoad}%c total %c|%c install %c${cleanedSinceInstall}%c %c(${t}ms)`,
            s1, s2,
            dim, val, dim,
            dim, dim, key, dim,
            dim, dim, key, dim,
            dim, dim
        );
    }

    // helper to clean a single link, returns true if we changed anything
    function cleanLink(a) {
        let changed = false;

        // remove hydro tracking attrs
        const attrsToRemove = [
            'data-hydro-click',
            'data-hydro-click-hmac',
            'data-hydro-view',
            'data-hydro-view-hmac',
            'data-hovercard-url',
            'data-hovercard-type'
        ];

        for (const attr of attrsToRemove) {
            if (a.hasAttribute(attr)) {
                a.removeAttribute(attr);
                changed = true;
            }
        }

        // harden rel attribute
        const existingRel = a.getAttribute('rel') || '';
        const parts = existingRel.split(/\s+/).filter(Boolean);
        const set = new Set(parts);

        if (!set.has('noopener')) {
            set.add('noopener');
            changed = true;
        }
        if (!set.has('noreferrer')) {
            set.add('noreferrer');
            changed = true;
        }

        const newRel = Array.from(set).join(' ').trim();
        if (newRel !== existingRel.trim()) {
            a.setAttribute('rel', newRel);
            changed = true;
        }

        return changed;
    }

    // run on all existing links; returns count of links actually modified
    function cleanAllLinks(root = document) {
        let count = 0;
        root.querySelectorAll('a').forEach(a => {
            if (cleanLink(a)) count++;
        });
        return count;
    }

    function bumpCounters(n) {
        if (!n) return;
        cleanedSincePageLoad += n;
        cleanedSinceInstall += n;
        saveTotal();
    }

    // initial pass
    const initial = cleanAllLinks();
    bumpCounters(initial);
    logStatus('page load', initial);

    // observe new nodes added dynamically
    const observer = new MutationObserver(muts => {
        let batch = 0;

        for (const mut of muts) {
            for (const node of mut.addedNodes) {
                if (!node || node.nodeType !== 1) continue;

                // if the node itself is a link
                if (node.tagName === 'A') {
                    if (cleanLink(node)) batch++;
                }

                // or contains links
                if (node.querySelectorAll) {
                    node.querySelectorAll('a').forEach(a => {
                        if (cleanLink(a)) batch++;
                    });
                }
            }
        }

        if (batch) {
            bumpCounters(batch);
            logStatus('dom update', batch);
        }
    });

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

    // show an explicit "installed/running" log even if nothing changed
    if (!initial) logStatus('running', 0);
})();