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GitHub Gist Link

Adds a Gist link to GitHub profile pages.

当前为 2025-02-26 提交的版本，查看 最新版本。

// ==UserScript==
// @name         GitHub Gist Link
// @description  Adds a Gist link to GitHub profile pages.
// @icon         https://github.githubassets.com/favicons/favicon-dark.svg
// @version      1.0
// @author       afkarxyz
// @namespace    https://github.com/afkarxyz/misc-scripts/
// @supportURL   https://github.com/afkarxyz/misc-scripts/issues
// @license      MIT
// @match        https://github.com/*
// @exclude      https://gist.github.com/*
// @grant        none
// @run-at       document-idle
// ==/UserScript==

(function() {
    'use strict';
    
    function isProfilePage() {
        return /^\/[^\/]+\/?$/.test(window.location.pathname);
    }
    
    function addGistLink() {
        if (!isProfilePage()) return;
        
        const usernameElement = document.querySelector('.p-nickname.vcard-username');
        
        if (usernameElement && !usernameElement.querySelector('.gist-link-userscript')) {
            const currentURL = window.location.pathname;
            const username = currentURL.split('/')[1];
            
            const linkContainer = document.createElement('span');
            linkContainer.className = 'gist-link-container';
            
            const gistLink = document.createElement('a');
            gistLink.href = `https://gist.github.com/${username}`;
            gistLink.textContent = 'Gist';
            gistLink.className = 'Link--secondary gist-link-userscript';
            gistLink.style.textDecoration = 'none';
            
            linkContainer.appendChild(gistLink);
            linkContainer.appendChild(document.createTextNode(' · '));
            
            usernameElement.insertBefore(linkContainer, usernameElement.firstChild);
        }
    }
    
    function observeForUsernameElement() {
        if (!isProfilePage()) return;
        
        const usernameObserver = new MutationObserver((mutations, observer) => {
            const usernameElement = document.querySelector('.p-nickname.vcard-username');
            if (usernameElement) {
                addGistLink();
                observer.disconnect();
            }
        });
        
        usernameObserver.observe(document.body, { 
            childList: true, 
            subtree: true 
        });
    }
    
    if (document.readyState === 'complete' || document.readyState === 'interactive') {
        addGistLink();
    } else {
        document.addEventListener('DOMContentLoaded', addGistLink);
    }
    
    let lastUrl = location.href;
    const urlChangeObserver = new MutationObserver(() => {
        const url = location.href;
        if (url !== lastUrl) {
            lastUrl = url;
            if (document.querySelector('.p-nickname.vcard-username')) {
                addGistLink();
            } else {
                observeForUsernameElement();
            }
        }
    });
    
    urlChangeObserver.observe(document, {
        subtree: true, 
        childList: true
    });
    
    window.addEventListener('popstate', function() {
        if (document.querySelector('.p-nickname.vcard-username')) {
            addGistLink();
        } else {
            observeForUsernameElement();
        }
    });
    
    observeForUsernameElement();
})();