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GitHub Gist Copier & Downloader

Adds copy button to Gist files for easy code copying.| Adds download button to Gist files for easy code downloading.

Versão de: 11/03/2025. Veja: a última versão.

Como instalar

Você precisará instalar uma extensão como Tampermonkey, Greasemonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Userscripts para instalar este script.

Você precisará instalar uma extensão como o Tampermonkey para instalar este script.

Você precisará instalar um gerenciador de scripts de usuário para instalar este script.

(Eu já tenho um gerenciador de scripts de usuário, me deixe instalá-lo!)

Como instalar

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

(Eu já possuo um gerenciador de estilos de usuário, me deixar fazer a instalação!) 

// ==UserScript==
// @name GitHub Gist Copier & Downloader
// @name:zh-CN GitHub Gist 代码片段复制与下载器
// @description  Adds copy button to Gist files for easy code copying.| Adds download button to Gist files for easy code downloading.
// @description:zh-CN 向 Gist 文件添加复制按钮，以便轻松复制代码。| 向 Gist 文件添加下载按钮，以便轻松下载代码。
// @author             afkarxyz,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
// @license      MIT
// @icon              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
// @run-at       document-end
// @match        https://gist.github.com/*
// @grant        GM_xmlhttpRequest
// @grant        GM_addStyle
// @connect      githubusercontent.com
// @compatible     chrome
// @compatible     firefox
// @compatible     edge
// @compatible     opera
// @compatible     safari
// @compatible     kiwi
// @compatible     qq
// @compatible     via
// @compatible      brave
// @version         2025.03.12.0022
// @created         2025-03-12 00:22:40
// @modified        2025-03-12 00:22:40
// ==/UserScript==
/**
 * File: github-gist-copier.user.js
 * Project: UserScripts
 * File Created: 2025/03/12,Wednesday 00:22:50
 * Author: 人民的勤务员@ChinaGodMan ([email protected])
 * -----
 * Last Modified: 2025/03/12,Wednesday 02:32:41
 * Modified By: 人民的勤务员@ChinaGodMan ([email protected])
 * -----
 * License: MIT License
 * Copyright © 2024 - 2025 ChinaGodMan,Inc
 */
(function () {
    'use strict'
    function noop() { }
    function debounce(f, delay) {
        let timeoutId = null
        return function (...args) {
            if (timeoutId) {
                clearTimeout(timeoutId)
            }
            timeoutId = setTimeout(() => {
                f.apply(this, args)
            }, delay)
        }
    }

    function createCopyButton(fileElement) {
        const fileActionElement = fileElement.querySelector('.file-actions')
        if (!fileActionElement) {
            return noop
        }

        const rawButton = fileActionElement.querySelector('a[href*="/raw/"]')
        if (!rawButton) {
            return noop
        }

        const buttonToDown = document.createElement('button')
        buttonToDown.className = 'btn-octicon gist-down-button'
        buttonToDown.style.marginRight = '5px'
        const button = document.createElement('button')
        button.className = 'btn-octicon gist-copy-button'
        button.style.marginRight = '5px'
        buttonToDown.innerHTML = `
        <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-down">
            <path d="M2.75 14A1.75 1.75 0 0 1 1 12.25v-2.5a.75.75 0 0 1 1.5 0v2.5c0 .138.112.25.25.25h10.5a.25.25 0 0 0 .25-.25v-2.5a.75.75 0 0 1 1.5 0v2.5A1.75 1.75 0 0 1 13.25 14Z"></path>
            <path d="M7.25 7.689V2a.75.75 0 0 1 1.5 0v5.689l1.97-1.969a.749.749 0 1 1 1.06 1.06l-3.25 3.25a.749.749 0 0 1-1.06 0L4.22 6.78a.749.749 0 1 1 1.06-1.06l1.97 1.969Z"></path>
        </svg>

        <svg style="display: none;" aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-check color-fg-success">
            <path d="M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0Z"></path>
        </svg>
        `

        button.innerHTML = `
        <svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-down">
            <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>

        <svg style="display: none;" aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-check color-fg-success">
            <path d="M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.751.751 0 0 1 .018-1.042.751.751 0 0 1 1.042-.018L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0Z"></path>
        </svg>
        `

        const copyIcon = button.querySelector('.octicon-copy')
        const checkIcon = button.querySelector('.octicon-check')
        const downIcon = buttonToDown.querySelector('.octicon-down')
        const downcheckIcon = buttonToDown.querySelector('.octicon-check')
        let timeoutId = null
        const copyHandler = (e) => {
            if (timeoutId) {
                return
            }
            e.preventDefault()
            const rawUrl = rawButton.href
            GM_xmlhttpRequest({
                method: 'GET',
                url: rawUrl,
                onload: function (response) {
                    if (response.status === 200) {
                        navigator.clipboard.writeText(response.responseText).then(() => {
                            copyIcon.style.display = 'none'
                            checkIcon.style.display = 'inline-block'
                            timeoutId = setTimeout(() => {
                                copyIcon.style.display = 'inline-block'
                                checkIcon.style.display = 'none'
                                timeoutId = null
                            }, 500)
                        }).catch(err => {
                            console.error('Failed to copy text: ', err)
                        })
                    }
                },
                onerror: function (error) {
                    timeoutId = null
                }
            })
        }
        const downHandler = (e, element) => {
            if (timeoutId) {
                return
            }
            e.preventDefault()
            const gistName = element.parentElement.querySelector('.gist-blob-name').innerText
            const rawUrl = rawButton.href
            GM_xmlhttpRequest({
                method: 'GET',
                url: rawUrl,
                onload: function (response) {
                    if (response.status === 200) {
                        const blob = new Blob([response.responseText], {
                            type: 'text/plain'
                        })
                        const url = URL.createObjectURL(blob)
                        const a = document.createElement('a')
                        a.href = url
                        a.download = gistName
                        a.click()
                        downIcon.style.display = 'none'
                        downcheckIcon.style.display = 'inline-block'
                        timeoutId = setTimeout(() => {
                            downIcon.style.display = 'inline-block'
                            downcheckIcon.style.display = 'none'
                            timeoutId = null
                        }, 500)
                    } else {
                        console.error('Download Failed')
                    }
                },
                onerror: function (error) {
                    timeoutId = null
                }
            })
        }

        buttonToDown.addEventListener('click', (e) => downHandler(e, fileActionElement))
        button.addEventListener('click', copyHandler)
        fileActionElement.insertBefore(button, fileActionElement.firstChild)
        fileActionElement.insertBefore(buttonToDown, fileActionElement.firstChild)
        return () => {
            button.removeEventListener('click', copyHandler)
            if (timeoutId) {
                clearTimeout(timeoutId)
            }
            button.remove()
        }
    }

    function runGist() {
        let removeAllListeners = noop

        function tryCreateCopyButtons() {
            removeAllListeners()
            const fileElements = [...document.querySelectorAll('.file')]
            const removeListeners = fileElements.map(createCopyButton)
            removeAllListeners = () => {
                removeListeners.map((f) => f());
                [...document.querySelectorAll('.gist-down-button')].forEach((el) => {
                    el.remove()
                });
                [...document.querySelectorAll('.gist-copy-button')].forEach((el) => {
                    el.remove()
                })
            }
        }

        setTimeout(tryCreateCopyButtons, 300)

        const observer = new MutationObserver(debounce(() => {
            if (document.querySelectorAll('.file').length > 0 &&
                document.querySelectorAll('.gist-copy-button').length === 0) {
                tryCreateCopyButtons()
            }
        }, 100))

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

        if (window.onurlchange === null) {
            window.addEventListener('urlchange', debounce(tryCreateCopyButtons, 16))
        }
    }

    runGist()


})()