Add a 1-click copy button with the "git clone --recurse-submodules ..." command, after the Code button on the GitHub repository page
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// ==UserScript==
// @name Github copy clone command button
// @namespace http://tampermonkey.net/
// @version 1.2
// @description Add a 1-click copy button with the "git clone --recurse-submodules ..." command, after the Code button on the GitHub repository page
// @author Poker powered by Copilot
// @match https://github.com/*
// @grant GM_setClipboard
// @license MIT
// ==/UserScript==
(function() {
'use strict';
function getCloneCmd() {
const match = location.pathname.match(/^\/([^\/]+)\/([^\/]+)(\/|$)/);
if (!match) return null;
return `git clone --recurse-submodules https://github.com/${match[1]}/${match[2]}.git`;
}
function copyCloneCmd(cmd) {
if (!cmd) return;
if (typeof GM_setClipboard === 'function') {
GM_setClipboard(cmd);
} else if (navigator.clipboard) {
navigator.clipboard.writeText(cmd);
}
showTip(`Copied: ${cmd}`);
}
function showTip(msg) {
const tip = document.createElement('div');
tip.textContent = msg;
tip.style.position = 'fixed';
tip.style.top = '20px';
tip.style.right = '20px';
tip.style.background = '#28a745';
tip.style.color = '#fff';
tip.style.padding = '8px 16px';
tip.style.borderRadius = '6px';
tip.style.zIndex = 9999;
tip.style.fontSize = '16px';
tip.style.boxShadow = '0 2px 8px rgba(0,0,0,0.15)';
document.body.appendChild(tip);
setTimeout(() => tip.remove(), 1800);
}
function addCopyButton() {
const cmd = getCloneCmd();
if (!cmd) return;
const codeBtn = Array.from(document.getElementsByClassName('prc-Button-ButtonBase-c50BI')).find(
btn => btn.textContent.trim() === 'Code'
);
if (!codeBtn) return;
if (document.getElementById('copy-clone-submodules-btn')) return;
// SVG字符串多行可读
const svg = `
<svg aria-hidden="true" focusable="false" class="octicon octicon-copy" viewBox="0 0 16 16" width="16" height="16" fill="currentColor" display="inline-block" overflow="visible" style="vertical-align: text-bottom;">
<path d="M0 6.75C0 5.784.784 5 1.75 5h1.5a.75.75 0 0 1 0 1.5h-1.5a.25.25 0 0 0-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 0 0 .25-.25v-1.5a.75.75 0 0 1 1.5 0v1.5A1.75 1.75 0 0 1 9.25 16h-7.5A1.75 1.75 0 0 1 0 14.25Z"></path>
<path d="M5 1.75C5 .784 5.784 0 6.75 0h7.5C15.216 0 16 .784 16 1.75v7.5A1.75 1.75 0 0 1 14.25 11h-7.5A1.75 1.75 0 0 1 5 9.25Zm1.75-.25a.25.25 0 0 0-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 0 0 .25-.25v-7.5a.25.25 0 0 0-.25-.25Z"></path>
</svg>
`.trim();
// 克隆Code按钮
const copyBtn = codeBtn.cloneNode(true);
copyBtn.id = 'copy-clone-submodules-btn';
// 替换内容为SVG
const contentSpan = copyBtn.querySelector('[data-component="buttonContent"]');
if (contentSpan) {
contentSpan.innerHTML = svg;
} else {
copyBtn.innerHTML = svg;
}
// 设置title为命令内容
copyBtn.title = cmd;
// 移除aria-haspopup等下拉相关属性
copyBtn.removeAttribute('aria-haspopup');
copyBtn.removeAttribute('aria-expanded');
copyBtn.removeAttribute('aria-describedby');
// 绑定复制事件
copyBtn.addEventListener('click', function(e) {
e.preventDefault();
e.stopPropagation();
copyCloneCmd(cmd);
});
// 插入到Code按钮后
codeBtn.parentNode.insertBefore(copyBtn, codeBtn.nextSibling);
}
// 监听页面变化（支持pjax和动态加载）
const observer = new MutationObserver(addCopyButton);
observer.observe(document.body, { childList: true, subtree: true });
addCopyButton();
})();