Github copy clone command button(fork)

Add a 1-click copy button with the "git clone --recurse-submodules ..." command, after the Code button on the GitHub repository page
À partir de 2026-03-16. Voir la dernière version.
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// ==UserScript==
// @name               Github copy clone command button(fork)
// @name:zh-CN         GitHub 复制克隆命令按钮(fork)
// @description        Add a 1-click copy button with the "git clone --recurse-submodules ..." command, after the Code button on the GitHub repository page
// @description:zh-CN  在 GitHub 仓库页面的“代码”按钮之后，添加一个使用“git clone --recurse-submodules ...”命令的一键复制按钮。
// @author             人民的勤务员 <[email protected]>
// @namespace          https://github.com/ChinaGodMan/UserScripts
// @supportURL         https://github.com/ChinaGodMan/UserScripts/issues
// @homepageURL        https://github.com/ChinaGodMan/UserScripts
// @homepage           https://github.com/ChinaGodMan/UserScripts
// @license            MIT
// @match              https://github.com/*
// @icon               https://raw.githubusercontent.com/ChinaGodMan/UserScriptsHistory/main/scriptsIcon/github-commit-viewer.png
// @grant              GM_setClipboard
// @compatible         chrome
// @compatible         firefox
// @compatible         edge
// @compatible         opera
// @compatible         safari
// @compatible         kiwi
// @compatible         qq
// @compatible         via
// @compatible         brave
// @version            2026.3.16.1
// @created            2026-03-16 15:12:45
// ==/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.querySelectorAll('button[class^="prc-Button-ButtonBase-"]')).find(
            btn => ['代码', 'Code'].includes(btn.textContent.trim())
        )
        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()
})()