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Github 增强 - 高速下载

高速下载 Git Clone/SSH、Release、Raw、Code(ZIP) 等文件、项目列表单文件快捷下载 (☁)

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// ==UserScript==
// @name         Github 增强 - 高速下载
// @version      1.7.7
// @author       X.I.U
// @description  高速下载 Git Clone/SSH、Release、Raw、Code(ZIP) 等文件、项目列表单文件快捷下载 (☁)
// @match        *://github.com/*
// @match        *://hub.fastgit.org/*
// @icon         https://i.loli.net/2021/03/30/ULV9XunaHesqGIR.png
// @grant        GM_registerMenuCommand
// @grant        GM_unregisterMenuCommand
// @grant        GM_openInTab
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_notification
// @grant        window.onurlchange
// @license      GPL-3.0 License
// @run-at       document-end
// @namespace    https://greasyfork.org/scripts/412245
// @supportURL   https://github.com/XIU2/UserScript
// @homepageURL  https://github.com/XIU2/UserScript
// ==/UserScript==

(function() {
    'use strict';
    var backColor = '#ffffff', fontColor = '#888888';
    if (document.getElementsByTagName('html')[0].getAttribute('data-color-mode') === 'dark') { // 黑暗模式判断
        if (document.getElementsByTagName('html')[0].getAttribute('data-dark-theme') === 'dark_dimmed') {
            backColor = '#272e37'; fontColor = '#768390';
        } else {
            backColor = '#161a21'; fontColor = '#97a0aa';
        }
    } else if (document.getElementsByTagName('html')[0].getAttribute('data-color-mode') === 'auto') {
        if (window.getComputedStyle(document.body).backgroundColor === 'rgb(34, 39, 46)') {
            backColor = '#272e37'; fontColor = '#768390';
        } else if (window.getComputedStyle(document.body).backgroundColor === 'rgb(13, 17, 23)') {
            backColor = '#161a21'; fontColor = '#97a0aa';
        }
    }
    const download_url = [
        ['https://pd.zwc365.com/seturl/https://github.com', '美国 1'],
        ['https://gh.xiu2.xyz/https://github.com', '美国 2'],
        ['https://gh.api.99988866.xyz/https://github.com', '美国 3'],
        ['https://github.rc1844.workers.dev', '美国 4'],
        ['https://download.fastgit.org', '日本'],
        ['https://ghproxy.com/https://github.com', '韩国']
        //['https://ghproxy.fsou.cc/https://github.com', '香港']
    ],
        clone_url = [
            ['https://gitclone.com', '中国浙江'],
            ['https://github.com.cnpmjs.org', '新加坡'],
            ['https://hub.fastgit.xyz', '日本东京']
        ],
        clone_ssh_url = [
            ['git@hub.fastgit.xyz', '日本东京'],
            ['git@git.zhlh6.cn', '美国']
        ],
        raw_url = [
            ['https://raw.githubusercontent.com', 'Github 原生',''],
            //['https://ghproxy.fsou.cc/https://github.com', '中国香港 1', ''],
            ['https://pd.zwc365.com/seturl/https://raw.githubusercontent.com', '中国香港 2', ''],
            ['https://fastly.jsdelivr.net/gh','日本东京 1', '注意:该加速源存在缓存机制(24小时),所以文件可能不是最新。
注意:当前分支所有文件总文件大小超过 50MB 时,该加速源不可用。
注意:当前 分支名 为版本号格式时(如 v1.2.3),该高速下载链接因格式限制不可用。'],
            ['https://cdn.staticaly.com/gh','日本东京 2', '注意:该加速是全球 Anycast CDN,国内一般分配到日本节点。'],
            ['https://raw.fastgit.org','日本东京 3', '注意:单个文件太大时可能会提示超时(实时获取中),请重试。']
        ],
        svg = [
            '<svg class="octicon octicon-file-zip mr-2" aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true"><path fill-rule="evenodd" d="M3.5 1.75a.25.25 0 01.25-.25h3a.75.75 0 000 1.5h.5a.75.75 0 000-1.5h2.086a.25.25 0 01.177.073l2.914 2.914a.25.25 0 01.073.177v8.586a.25.25 0 01-.25.25h-.5a.75.75 0 000 1.5h.5A1.75 1.75 0 0014 13.25V4.664c0-.464-.184-.909-.513-1.237L10.573.513A1.75 1.75 0 009.336 0H3.75A1.75 1.75 0 002 1.75v11.5c0 .649.353 1.214.874 1.515a.75.75 0 10.752-1.298.25.25 0 01-.126-.217V1.75zM8.75 3a.75.75 0 000 1.5h.5a.75.75 0 000-1.5h-.5zM6 5.25a.75.75 0 01.75-.75h.5a.75.75 0 010 1.5h-.5A.75.75 0 016 5.25zm2 1.5A.75.75 0 018.75 6h.5a.75.75 0 010 1.5h-.5A.75.75 0 018 6.75zm-1.25.75a.75.75 0 000 1.5h.5a.75.75 0 000-1.5h-.5zM8 9.75A.75.75 0 018.75 9h.5a.75.75 0 010 1.5h-.5A.75.75 0 018 9.75zm-.75.75a1.75 1.75 0 00-1.75 1.75v3c0 .414.336.75.75.75h2.5a.75.75 0 00.75-.75v-3a1.75 1.75 0 00-1.75-1.75h-.5zM7 12.25a.25.25 0 01.25-.25h.5a.25.25 0 01.25.25v2.25H7v-2.25z"></path></svg>',
            '<svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-copy js-clipboard-copy-icon d-inline-block"><path fill-rule="evenodd" d="M0 6.75C0 5.784.784 5 1.75 5h1.5a.75.75 0 010 1.5h-1.5a.25.25 0 00-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 00.25-.25v-1.5a.75.75 0 011.5 0v1.5A1.75 1.75 0 019.25 16h-7.5A1.75 1.75 0 010 14.25v-7.5z"></path><path fill-rule="evenodd" d="M5 1.75C5 .784 5.784 0 6.75 0h7.5C15.216 0 16 .784 16 1.75v7.5A1.75 1.75 0 0114.25 11h-7.5A1.75 1.75 0 015 9.25v-7.5zm1.75-.25a.25.25 0 00-.25.25v7.5c0 .138.112.25.25.25h7.5a.25.25 0 00.25-.25v-7.5a.25.25 0 00-.25-.25h-7.5z"></path></svg><svg aria-hidden="true" height="16" viewBox="0 0 16 16" version="1.1" width="16" data-view-component="true" class="octicon octicon-check js-clipboard-check-icon color-fg-success d-inline-block d-sm-none"><path fill-rule="evenodd" d="M13.78 4.22a.75.75 0 010 1.06l-7.25 7.25a.75.75 0 01-1.06 0L2.22 9.28a.75.75 0 011.06-1.06L6 10.94l6.72-6.72a.75.75 0 011.06 0z"></path></svg>',
            '<svg class="octicon octicon-cloud-download" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path d="M9 12h2l-3 3-3-3h2V7h2v5zm3-8c0-.44-.91-3-4.5-3C5.08 1 3 2.92 3 5 1.02 5 0 6.52 0 8c0 1.53 1 3 3 3h3V9.7H3C1.38 9.7 1.3 8.28 1.3 8c0-.17.05-1.7 1.7-1.7h1.3V5c0-1.39 1.56-2.7 3.2-2.7 2.55 0 3.13 1.55 3.2 1.8v1.2H12c.81 0 2.7.22 2.7 2.2 0 2.09-2.25 2.2-2.7 2.2h-2V11h2c2.08 0 4-1.16 4-3.5C16 5.06 14.08 4 12 4z"></path></svg>'
        ],
        style = ['padding:0 6px;margin-right: -1px;border-radius: 2px;background-color: '+backColor+';border-color: rgba(27, 31, 35, 0.1);font-size: 11px;color: '+fontColor+';'];
        var menu_raw_fast = GM_getValue('xiu2_menu_raw_fast'), menu_menu_raw_fast_ID, menu_feedBack_ID;
    if (menu_raw_fast == null){menu_raw_fast = 1; GM_setValue('xiu2_menu_raw_fast', 1)};

    registerMenuCommand();
    // 注册脚本菜单
    function registerMenuCommand() {
        if (menu_feedBack_ID) { // 如果反馈菜单ID不是 null,则删除所有脚本菜单
            GM_unregisterMenuCommand(menu_menu_raw_fast_ID);
            GM_unregisterMenuCommand(menu_feedBack_ID);
            menu_raw_fast = GM_getValue('xiu2_menu_raw_fast');
        }
        if (menu_raw_fast > raw_url.length - 1) { // 避免在减少 raw 数组后,用户储存的数据大于数组而报错
            menu_raw_fast = 0
        }
        menu_menu_raw_fast_ID = GM_registerMenuCommand(`${menu_num(menu_raw_fast)} [ ${raw_url[menu_raw_fast][1]} ] 加速源 (☁) - 点击切换`, menu_toggle_raw_fast);
        menu_feedBack_ID = GM_registerMenuCommand('💬 反馈 & 建议 [Github]', function () {window.GM_openInTab('https://github.com/XIU2/UserScript', {active: true,insert: true,setParent: true});window.GM_openInTab('https://greasyfork.org/zh-CN/scripts/412245/feedback', {active: true,insert: true,setParent: true});});
    }

    // 切换加速源
    function menu_toggle_raw_fast() {
        if (menu_raw_fast >= raw_url.length - 1) { // 如果当前加速源位置大于等于加速源总数,则改为第一个加速源,反之递增下一个加速源
            menu_raw_fast = 0;
        } else {
            menu_raw_fast += 1;
        }
        GM_setValue('xiu2_menu_raw_fast', menu_raw_fast);
        delRawDownLink(); // 删除旧加速源
        addRawDownLink(); // 添加新加速源
        GM_notification({text: "已切换加速源为:" + raw_url[menu_raw_fast][1], timeout: 3000}); // 提示消息
        registerMenuCommand(); // 重新注册脚本菜单
    };

    // 菜单数字图标
    function menu_num(num) {
        return ['0️⃣','1️⃣','2️⃣','3️⃣','4️⃣','5️⃣','6️⃣','7️⃣','8️⃣','9️⃣','🔟'][num]
    }

    addRelease(); //                     Release 加速
    setTimeout(addDownloadZIP, 2000); // Download ZIP 加速
    setTimeout(addGitClone, 2000); //    Git Clone 加速
    setTimeout(addGitCloneSSH, 2000); // Git Clone SSH 加速
    addRawFile(); //                     Raw 加速
    setTimeout(addRawDownLink, 2000); // 添加 Raw 下载链接(☁),延迟 2 秒执行,避免被 pjax 刷掉

    document.addEventListener('pjax:success',function(){ // pjax 事件发生后
        addRelease(); //                     Release 加速
        setTimeout(addDownloadZIP, 2000); // Download ZIP 加速
        setTimeout(addGitClone, 2000); //    Git Clone 加速
        setTimeout(addGitCloneSSH, 2000); // Git Clone SSH 加速
        addRawFile(); //                     Raw 加速
        setTimeout(addRawDownLink, 2000); // 添加 Raw 下载链接(☁),延迟 2 秒执行,避免被 pjax 刷掉
    });

    // 在浏览器返回/前进时重新添加 Raw 下载链接(☁)事件
    // Tampermonkey v4.11 版本添加的 onurlchange 事件 grant,可以监控 pjax 等网页的 URL 变化
    if (window.onurlchange === undefined) {addUrlChangeEvent();}
    window.addEventListener('urlchange', function() {
        addRawDownLink_();
        if (location.pathname.indexOf('/releases')) {addRelease();}
    });


    // Release
    function addRelease() {
        let html = document.querySelectorAll('.Box-footer'); if (html.length == 0) return
        let divDisplay = '';
        if (document.documentElement.clientWidth > 1000) {divDisplay = 'float: right;margin-top: -3px;margin-left: 8px;';}; // 调整小屏幕时的样式
        for (const current of html) {
            if (current.querySelector('.XIU2-RS')) continue
            current.querySelectorAll('li.Box-row > a').forEach(function (_this) {
                let href = _this.href.split(location.host),
                    url = '', _html = `<div class="XIU2-RS" style="${divDisplay}">`;

                // 循环生成 HTML 标签
                for (let i=0;i<download_url.length;i++) {
                    url = download_url[i][0] + href[1]
                    if (location.host === 'hub.fastgit.org') url = url.replace('hub.fastgit.org','github.com')
                    if (download_url[i][0] === 'https://download.fastgit.org' && url.indexOf('/archive/') > -1) url = url.replace('https://download.fastgit.org','https://archive.fastgit.org')

                    _html += `<a style="${style[0]}" class="btn" href="${url}" rel="noreferrer noopener nofollow">${download_url[i][1]}</a>`
                }
                _this.insertAdjacentHTML('afterend', _html + '</div>');
            });
        }
    }


    // Download ZIP
    function addDownloadZIP() {
        if (document.querySelector('.XIU2-DZ')) return
        let html = document.querySelector('.dropdown-menu.dropdown-menu-sw.p-0 ul li:last-child');if (!html) return
        let href = html.getElementsByTagName('a')[0].href,
            url = '', _html = '';

        for (let i=0;i<download_url.length;i++) {
            url = download_url[i][0] + href.split(location.host)[1]
            if (location.host === 'hub.fastgit.org') url = url.replace('hub.fastgit.org','github.com')
            if (download_url[i][0] === 'https://download.fastgit.org' && url.indexOf('/archive/') > -1) url = url.replace('https://download.fastgit.org','https://archive.fastgit.org')

            _html += `<li class="Box-row Box-row--hover-gray p-3 mt-0 XIU2-DZ"><a class="d-flex flex-items-center color-fg-default text-bold no-underline" rel="noreferrer noopener nofollow" href="${url}">${svg[0]}Download ZIP ${download_url[i][1]}</a></li>`
        }
        html.insertAdjacentHTML('afterend', _html);
    }


    // Git Clone
    function addGitClone() {
        if (document.querySelector('.XIU2-GC')) return
        let html = document.querySelector('[role="tabpanel"]:nth-child(2) div.input-group');if (!html) return
        let href_split = html.getElementsByTagName('input')[0].getAttribute('value').split(location.host),
            url = '', _html = '';

        for (let i=0;i<clone_url.length;i++) {
            if (clone_url[i][0] === 'https://gitclone.com') {
                url = clone_url[i][0] + '/github.com' + href_split[1]
            } else {
                url = clone_url[i][0] + href_split[1]
            }
            _html += `<div class="input-group XIU2-GC" style="margin-top: 4px;" title="加速源:${clone_url[i][1]} (点击可直接复制)"><input value="${url}" aria-label="${url}" type="text" class="form-control input-monospace input-sm color-bg-subtle" data-autoselect="" readonly=""><div class="input-group-button"><clipboard-copy value="${url}" aria-label="Copy to clipboard" class="btn btn-sm js-clipboard-copy tooltipped-no-delay ClipboardButton" tabindex="0" role="button">${svg[1]}</clipboard-copy></div></div>`
        }
        html.insertAdjacentHTML('afterend', _html);
    }


    // Git Clone SSH
    function addGitCloneSSH() {
        if (document.querySelector('.XIU2-GCS')) return
        let html = document.querySelector('[role="tabpanel"]:nth-child(3) div.input-group');if (!html) return
        let href_split = html.getElementsByTagName('input')[0].getAttribute('value').split(':'),
            _html = '';

        if (href_split[0] != 'git@github.com') return

        for (let i=0;i<clone_ssh_url.length;i++) {
            _html += `<div class="input-group XIU2-GCS" style="margin-top: 4px;" title="加速源:${clone_ssh_url[i][1]} (点击可直接复制)"><input value="${clone_ssh_url[i][0] + ':' + href_split[1]}" aria-label="${clone_ssh_url[i][0] + ':' + href_split[1]}" type="text" class="form-control input-monospace input-sm color-bg-subtle" data-autoselect="" readonly=""><div class="input-group-button"><clipboard-copy value="${clone_ssh_url[i][0] + ':' + href_split[1]}" aria-label="Copy to clipboard" class="btn btn-sm js-clipboard-copy tooltipped-no-delay ClipboardButton" tabindex="0" role="button">${svg[1]}</clipboard-copy></div></div>`
        }
        html.insertAdjacentHTML('afterend', _html);
    }


    // Raw
    function addRawFile() {
        if (document.querySelector('.XIU2-RF')) return
        let html = document.getElementById('raw-url');if (!html) return
        let href = location.href.replace(`https://${location.host}`,''),
            href2 = href.replace('/blob/','/'),
            url = '', _html = '';

        for (let i=1;i<raw_url.length;i++) {
            switch(i) {
                //case 1:
                //    url = raw_url[i][0] + href; break;
                case 3:
                    url = raw_url[i][0] + href.replace('/blob/','@'); break;
                default:
                    url = raw_url[i][0] + href2;
            }
            _html += `<a href="${url}" title="${raw_url[i][2]}" target="_blank" role="button" rel="noreferrer noopener nofollow" class="btn-sm btn BtnGroup-item XIU2-RF">${raw_url[i][1]}</a>`
        }
        html.insertAdjacentHTML('afterend', _html);
    }


    // 添加 Raw 下载链接(☁)
    function addRawDownLink() {
        // 如果不是项目文件页面,就返回,如果网页有 Raw 下载链接(☁)就返回
        let files = document.querySelectorAll('div.Box-row svg.octicon.octicon-file');if(files.length === 0) return;if (location.pathname.indexOf('/tags') > -1) return
        let files1 = document.querySelectorAll('a.fileDownLink');if(files1.length > 0) return;

        // 鼠标指向则显示
        var mouseOverHandler = function(evt) {
            let elem = evt.currentTarget,
                aElm_new = elem.querySelectorAll('.fileDownLink'),
                aElm_now = elem.querySelectorAll('svg.octicon.octicon-file');
            aElm_new.forEach(el=>{el.style.cssText = 'display: inline'});
            aElm_now.forEach(el=>{el.style.cssText = 'display: none'});
        };

        // 鼠标离开则隐藏
        var mouseOutHandler = function(evt) {
            let elem = evt.currentTarget,
                aElm_new = elem.querySelectorAll('.fileDownLink'),
                aElm_now = elem.querySelectorAll('svg.octicon.octicon-file');
            aElm_new.forEach(el=>{el.style.cssText = 'display: none'});
            aElm_now.forEach(el=>{el.style.cssText = 'display: inline'});
        };

        // 循环添加
        files.forEach(function(fileElm, i) {
            let trElm = fileElm.parentNode.parentNode,
                cntElm_a = trElm.querySelector('.css-truncate.css-truncate-target.d-block.width-fit a'),
                cntElm_svg = trElm.querySelector('.mr-3.flex-shrink-0 svg.octicon.octicon-file'),
                Name = cntElm_a.innerText,
                href = cntElm_a.attributes.href.nodeValue.replace(`https://${location.host}`,''),
                href2 = href.replace('/blob/','/'), url, url_name, url_tip = '';

            switch(menu_raw_fast) {
                //case 1:
                //    url = raw_url[menu_raw_fast][0] + href; break;
                case 3:
                    url = raw_url[menu_raw_fast][0] + href.replace('/blob/','@'); break;
                default:
                    url = raw_url[menu_raw_fast][0] + href2;
            }
            url_name = raw_url[menu_raw_fast][1]; url_tip = raw_url[menu_raw_fast][2];
            cntElm_svg.insertAdjacentHTML('afterend', `<a href="${url}" download="${Name}" target="_blank" rel="noreferrer noopener nofollow" class="fileDownLink" style="display: none;" title="「${url_name}」&#10;&#10;[Alt + 左键] 或 [右键 - 另存为...] 下载文件。&#10;注意:鼠标点击 [☁] 图标,而不是左侧的文件名!&#10;&#10;${url_tip}提示:点击浏览器右上角 Tampermonkey 扩展图标 - [ ${raw_url[menu_raw_fast][1]} ] 加速源 (☁) 即可切换。">${svg[2]}</a>`);
            // 绑定鼠标事件
            trElm.onmouseover = mouseOverHandler;
            trElm.onmouseout = mouseOutHandler;
        });
    }


    // 删除 Raw 快捷下载(☁)
    function delRawDownLink() {
        let aElm = document.querySelectorAll('.fileDownLink');if(aElm.length === 0) return;
        aElm.forEach(function(fileElm) {
            fileElm.remove()
        })
    }


    // 在浏览器返回/前进时重新添加 Raw 下载链接(☁)鼠标事件
    function addRawDownLink_() {
        // 如果不是项目文件页面,就返回,如果网页没有 Raw 下载链接(☁)就返回
        let files = document.querySelectorAll('div.Box-row svg.octicon.octicon-file');if(files.length === 0) return;
        let files1 = document.querySelectorAll('a.fileDownLink');if(files1.length === 0) return;

        // 鼠标指向则显示
        var mouseOverHandler = function(evt) {
            let elem = evt.currentTarget,
                aElm_new = elem.querySelectorAll('.fileDownLink'),
                aElm_now = elem.querySelectorAll('svg.octicon.octicon-file');
            aElm_new.forEach(el=>{el.style.cssText = 'display: inline'});
            aElm_now.forEach(el=>{el.style.cssText = 'display: none'});
        };

        // 鼠标离开则隐藏
        var mouseOutHandler = function(evt) {
            let elem = evt.currentTarget,
                aElm_new = elem.querySelectorAll('.fileDownLink'),
                aElm_now = elem.querySelectorAll('svg.octicon.octicon-file');
            aElm_new.forEach(el=>{el.style.cssText = 'display: none'});
            aElm_now.forEach(el=>{el.style.cssText = 'display: inline'});
        };

        // 循环添加
        files.forEach(function(fileElm, i) {
            let trElm = fileElm.parentNode.parentNode;
            // 绑定鼠标事件
            trElm.onmouseover = mouseOverHandler;
            trElm.onmouseout = mouseOutHandler;
        });
    }


    // 自定义 urlchange 事件(用来监听 URL 变化)
    function addUrlChangeEvent() {
        history.pushState = ( f => function pushState(){
            var ret = f.apply(this, arguments);
            window.dispatchEvent(new Event('pushstate'));
            window.dispatchEvent(new Event('urlchange'));
            return ret;
        })(history.pushState);

        history.replaceState = ( f => function replaceState(){
            var ret = f.apply(this, arguments);
            window.dispatchEvent(new Event('replacestate'));
            window.dispatchEvent(new Event('urlchange'));
            return ret;
        })(history.replaceState);

        window.addEventListener('popstate',()=>{
            window.dispatchEvent(new Event('urlchange'))
        });
    }
})();