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搭配 ytify 自架伺服器，在 YouTube 頁面一鍵下載影片
// ==UserScript==
// @name ytify Downloader
// @namespace http://tampermonkey.net/
// @license MIT
// @version 10.7.3
// @description 搭配 ytify 自架伺服器，在 YouTube 頁面一鍵下載影片
// @author Jeffrey
// @match https://www.youtube.com/*
// @match https://youtube.com/*
// @grant GM_xmlhttpRequest
// @grant GM_addStyle
// @connect localhost
// @connect 127.0.0.1
// @connect *.trycloudflare.com
// @connect *
// @run-at document-idle
// @homepageURL https://jeffrey0117.github.io/Ytify/
// @supportURL https://github.com/Jeffrey0117/Ytify/issues
// ==/UserScript==
/**
* ytify Downloader v10.7.3
* - 改進：下載完成後任務自動從面板消失（1.5 秒後）
* - 移除：完成任務不再顯示多餘按鈕，下載已自動觸發
*
* v10.7.2:
* - 修復：多任務下載不再阻塞（移除 /api/info 預先請求）
* - 修復：快速連續下載時任務卡住的問題
*
* v10.7.1:
* - 修復：失敗任務不自動消失，等待用戶手動關閉或重試
*
* v10.7:
* - 新增：失敗任務「重試」按鈕
* - 新增：任務「關閉」按鈕
*
* 官方網站: https://jeffrey0117.github.io/Ytify/
* GitHub: https://github.com/Jeffrey0117/Ytify
*/
(function() {
'use strict';
// ╔════════════════════════════════════════════════════════════╗
// ║ 🔧 使用者設定區 ║
// ║ 修改下方網址為你的 ytify 服務位置 ║
// ╚════════════════════════════════════════════════════════════╝
const YTIFY_API_URL_DEFAULT = 'http://localhost:8765';
const YTIFY_API_URL = localStorage.getItem('ytify_api_url') || YTIFY_API_URL_DEFAULT;
// 範例：
// const YTIFY_API_URL = 'http://localhost:8765'; // 本地
// const YTIFY_API_URL = 'https://ytify.你的域名.com'; // 自訂域名
// const YTIFY_API_URL = 'https://xxx.trycloudflare.com'; // 臨時 tunnel
// ═══════════════════════════════════════════════════════════════
const CONFIG = {
YTIFY_API: YTIFY_API_URL,
POLL_INTERVAL: 1500,
POLL_TIMEOUT: 600000,
};
const YTIFY_FORMATS = [
{ format: 'best', label: '最佳畫質', audioOnly: false },
{ format: '1080p', label: '1080p', audioOnly: false },
{ format: '720p', label: '720p', audioOnly: false },
{ format: '480p', label: '480p', audioOnly: false },
{ format: 'best', label: '僅音訊', audioOnly: true },
];
GM_addStyle(`
.ytdl-btn {
display: inline-flex;
align-items: center;
gap: 6px;
padding: 8px 16px;
margin-left: 8px;
background: #065fd4;
color: white;
border: none;
border-radius: 18px;
font-size: 14px;
font-weight: 500;
cursor: pointer;
}
.ytdl-btn:hover { background: #0056b8; }
.ytdl-btn svg { width: 18px; height: 18px; }
.ytdl-btn .badge {
background: #f44336;
color: white;
font-size: 11px;
padding: 1px 6px;
border-radius: 10px;
margin-left: 4px;
}
.ytdl-menu {
position: absolute;
top: 100%;
left: 0;
margin-top: 8px;
background: #212121;
border-radius: 10px;
padding: 6px 0;
min-width: 160px;
box-shadow: 0 4px 32px rgba(0,0,0,0.4);
z-index: 9999;
display: none;
}
.ytdl-menu.show { display: block; }
.ytdl-menu-header {
padding: 6px 12px 4px;
color: #888;
font-size: 11px;
text-transform: uppercase;
letter-spacing: 0.5px;
display: flex;
align-items: center;
justify-content: space-between;
gap: 4px;
}
.ytdl-menu-header svg { width: 12px; height: 12px; flex-shrink: 0; }
.ytdl-menu-item {
padding: 7px 12px;
color: white;
cursor: pointer;
font-size: 13px;
display: flex;
align-items: center;
gap: 8px;
}
.ytdl-menu-item:hover { background: #3a3a3a; }
.ytdl-menu-item.disabled { color: #666; cursor: not-allowed; }
.ytdl-menu-item.disabled:hover { background: transparent; }
.ytdl-menu-item svg { width: 14px; height: 14px; opacity: 0.7; }
.ytdl-wrapper { position: relative; display: inline-block; }
.ytdl-ytify-status {
display: inline-flex;
align-items: center;
gap: 4px;
font-size: 10px;
padding: 2px 6px;
border-radius: 4px;
margin-left: auto;
}
.ytdl-ytify-status.online { background: #4caf50; color: #fff; font-weight: 500; }
.ytdl-ytify-status.offline { background: #f44336; color: #fff; font-weight: 500; }
/* ===== 下載面板 ===== */
.ytdl-panel {
position: fixed;
bottom: 24px;
right: 24px;
width: 360px;
background: #1a1a1a;
border-radius: 12px;
box-shadow: 0 8px 32px rgba(0,0,0,0.6);
z-index: 999999;
font-family: 'Roboto', Arial, sans-serif;
overflow: hidden;
transform: translateY(calc(100% + 30px));
transition: transform 0.3s ease;
}
.ytdl-panel.show { transform: translateY(0); }
.ytdl-panel.minimized .ytdl-panel-body { display: none; }
.ytdl-panel-header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 12px 16px;
background: #282828;
cursor: pointer;
user-select: none;
}
.ytdl-panel-header:hover { background: #333; }
.ytdl-panel-title {
display: flex;
align-items: center;
gap: 8px;
color: white;
font-weight: 500;
font-size: 14px;
}
.ytdl-panel-title svg { width: 18px; height: 18px; }
.ytdl-panel-badge {
background: #065fd4;
color: white;
font-size: 11px;
padding: 2px 8px;
border-radius: 10px;
}
.ytdl-panel-actions {
display: flex;
gap: 8px;
}
.ytdl-panel-btn {
background: transparent;
border: none;
color: #888;
cursor: pointer;
padding: 4px;
border-radius: 4px;
display: flex;
align-items: center;
justify-content: center;
}
.ytdl-panel-btn:hover { background: #444; color: white; }
.ytdl-panel-btn svg { width: 16px; height: 16px; }
.ytdl-panel-body {
max-height: 300px;
overflow-y: auto;
}
.ytdl-panel-empty {
padding: 24px;
text-align: center;
color: #666;
font-size: 13px;
}
/* 任務項目 */
.ytdl-task {
padding: 12px 16px;
border-bottom: 1px solid #333;
}
.ytdl-task:last-child { border-bottom: none; }
.ytdl-task-header {
display: flex;
align-items: flex-start;
justify-content: space-between;
margin-bottom: 8px;
}
.ytdl-task-title {
color: white;
font-size: 13px;
font-weight: 500;
max-width: 260px;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.ytdl-task-status {
font-size: 11px;
padding: 2px 6px;
border-radius: 4px;
flex-shrink: 0;
}
.ytdl-task-status.downloading { background: #065fd4; color: white; }
.ytdl-task-status.queued { background: #666; color: white; }
.ytdl-task-status.merging { background: #9c27b0; color: white; }
.ytdl-task-status.processing { background: #ff9800; color: white; }
.ytdl-task-status.completed { background: #4caf50; color: white; }
.ytdl-task-status.failed { background: #f44336; color: white; }
.ytdl-task-info {
display: flex;
align-items: center;
justify-content: space-between;
margin-bottom: 6px;
}
.ytdl-task-sub {
color: #888;
font-size: 12px;
}
.ytdl-task-progress {
color: #3ea6ff;
font-size: 12px;
font-weight: 500;
}
.ytdl-task-bar {
height: 3px;
background: #444;
border-radius: 2px;
overflow: hidden;
}
.ytdl-task-bar-fill {
height: 100%;
background: #3ea6ff;
transition: width 0.3s ease;
}
.ytdl-task-bar-fill.anim {
animation: ytdl-pulse 1.5s ease-in-out infinite;
width: 30% !important;
}
.ytdl-task-bar-fill.done { background: #4caf50; }
.ytdl-task-bar-fill.fail { background: #f44336; }
/* 任務操作按鈕 */
.ytdl-task-actions {
display: flex;
gap: 8px;
margin-top: 8px;
}
.ytdl-task-action-btn {
flex: 1;
padding: 6px 12px;
border: none;
border-radius: 4px;
font-size: 12px;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
gap: 4px;
transition: background 0.2s;
}
.ytdl-task-action-btn.retry {
background: #ff9800;
color: white;
}
.ytdl-task-action-btn.retry:hover { background: #f57c00; }
.ytdl-task-action-btn.download {
background: #4caf50;
color: white;
}
.ytdl-task-action-btn.download:hover { background: #388e3c; }
.ytdl-task-action-btn.dismiss {
background: #333;
color: #aaa;
}
.ytdl-task-action-btn.dismiss:hover { background: #444; color: white; }
/* 完成訊息 */
.ytdl-task-message {
font-size: 11px;
color: #4caf50;
margin-top: 4px;
}
.ytdl-task-message.error {
color: #f44336;
}
@keyframes ytdl-pulse {
0%, 100% { margin-left: 0; }
50% { margin-left: 70%; }
}
.ytdl-panel-body::-webkit-scrollbar { width: 6px; }
.ytdl-panel-body::-webkit-scrollbar-track { background: #1a1a1a; }
.ytdl-panel-body::-webkit-scrollbar-thumb { background: #444; border-radius: 3px; }
/* ===== Info 按鈕與 Popup ===== */
.ytdl-info-btn {
display: inline-flex;
align-items: center;
margin-left: 10px;
background: transparent;
color: #ff4444;
border: none;
font-size: 12px;
cursor: pointer;
transition: color 0.2s ease;
vertical-align: middle;
padding: 0;
}
.ytdl-info-btn:hover {
color: #ff8888;
}
.ytdl-info-overlay {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0, 0, 0, 0.5);
z-index: 99998;
display: none;
}
.ytdl-info-overlay.show { display: block; }
.ytdl-info-popup {
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
background: #212121;
border-radius: 12px;
padding: 20px;
min-width: 300px;
max-width: 380px;
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
z-index: 99999;
display: none;
color: #ffffff;
font-family: 'Roboto', Arial, sans-serif;
}
.ytdl-info-popup.show { display: block; }
.ytdl-info-popup-title {
font-size: 18px;
font-weight: 600;
margin-bottom: 12px;
color: #ffffff;
}
.ytdl-info-popup-divider {
height: 1px;
background: #3a3a3a;
margin: 12px 0;
}
.ytdl-info-popup-link {
display: flex;
align-items: center;
gap: 10px;
padding: 10px 12px;
margin: 4px -12px;
color: #ffffff;
text-decoration: none;
border-radius: 8px;
transition: background 0.2s ease;
cursor: pointer;
}
.ytdl-info-popup-link:hover {
background: #383838;
}
.ytdl-info-popup-link-icon {
font-size: 16px;
width: 24px;
text-align: center;
}
.ytdl-info-popup-link-text {
font-size: 14px;
}
.ytdl-info-popup-server {
padding: 10px 12px;
margin: 4px -12px;
background: #2a2a2a;
border-radius: 8px;
}
.ytdl-info-popup-server-label {
font-size: 12px;
color: #aaaaaa;
margin-bottom: 4px;
}
.ytdl-info-popup-server-value {
font-size: 14px;
color: #ffffff;
word-break: break-all;
}
.ytdl-info-popup-hint {
font-size: 11px;
color: #aaaaaa;
margin-top: 8px;
text-align: center;
}
.ytdl-info-popup-server-row {
display: flex;
align-items: center;
justify-content: space-between;
gap: 8px;
}
.ytdl-info-popup-server-value {
flex: 1;
}
.ytdl-info-popup-edit-btn {
background: #3a3a3a;
border: none;
color: #aaa;
font-size: 11px;
padding: 4px 8px;
border-radius: 4px;
cursor: pointer;
white-space: nowrap;
}
.ytdl-info-popup-edit-btn:hover {
background: #4a4a4a;
color: #fff;
}
/* ===== 離線按鈕樣式 ===== */
.ytdl-btn.offline {
background: #ff9800;
cursor: pointer;
}
.ytdl-btn.offline:hover { background: #e68900; }
/* ===== 離線 Popup ===== */
.ytdl-offline-popup {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0,0,0,0.7);
z-index: 9999999;
display: flex;
align-items: center;
justify-content: center;
}
.ytdl-offline-popup-content {
background: #212121;
border-radius: 12px;
padding: 24px;
max-width: 420px;
width: 90%;
box-shadow: 0 8px 32px rgba(0,0,0,0.6);
font-family: 'Roboto', Arial, sans-serif;
}
.ytdl-offline-popup-header {
display: flex;
align-items: center;
gap: 10px;
margin-bottom: 16px;
color: #ff9800;
font-size: 18px;
font-weight: 600;
}
.ytdl-offline-popup-url {
background: #333;
padding: 8px 12px;
border-radius: 6px;
font-family: monospace;
font-size: 12px;
color: #3ea6ff;
margin-bottom: 16px;
word-break: break-all;
}
.ytdl-offline-popup-url-label {
color: #888;
font-size: 12px;
margin-bottom: 4px;
}
.ytdl-offline-popup-reasons {
margin-bottom: 20px;
}
.ytdl-offline-popup-reasons-title {
color: #ccc;
font-size: 13px;
margin-bottom: 8px;
}
.ytdl-offline-popup-reasons ul {
margin: 0;
padding-left: 20px;
color: #aaa;
font-size: 13px;
line-height: 1.8;
}
.ytdl-offline-popup-reasons li {
margin-bottom: 4px;
}
.ytdl-offline-popup-reasons code {
background: #333;
padding: 2px 6px;
border-radius: 4px;
font-family: monospace;
color: #3ea6ff;
}
.ytdl-offline-popup-actions {
display: flex;
gap: 12px;
justify-content: flex-end;
flex-wrap: wrap;
}
.ytdl-offline-popup-btn {
padding: 10px 18px;
border-radius: 20px;
border: none;
font-size: 13px;
font-weight: 500;
cursor: pointer;
display: flex;
align-items: center;
gap: 6px;
color: white;
}
.ytdl-offline-popup-btn.primary {
background: #065fd4;
}
.ytdl-offline-popup-btn.primary:hover { background: #0056b8; }
.ytdl-offline-popup-btn.secondary {
background: #3a3a3a;
}
.ytdl-offline-popup-btn.secondary:hover { background: #4a4a4a; }
.ytdl-offline-popup-btn.reconnecting {
opacity: 0.7;
cursor: wait;
}
.ytdl-offline-popup-input {
width: 100%;
padding: 10px 12px;
background: #333;
border: 1px solid #555;
border-radius: 6px;
font-family: monospace;
font-size: 13px;
color: #3ea6ff;
margin-bottom: 16px;
box-sizing: border-box;
}
.ytdl-offline-popup-input:focus {
outline: none;
border-color: #3ea6ff;
}
.ytdl-offline-popup-saved {
color: #4caf50;
font-size: 12px;
margin-left: 8px;
opacity: 0;
transition: opacity 0.3s ease;
}
.ytdl-offline-popup-saved.show {
opacity: 1;
}
`);
// ===== 狀態管理 =====
let videoId = null;
let container = null;
let panel = null;
let infoPopup = null;
let infoOverlay = null;
let offlinePopup = null;
let ytifyOnline = false;
const tasks = new Map();
const getVideoId = () => new URLSearchParams(location.search).get('v');
const getTitle = () => {
const el = document.querySelector('h1 yt-formatted-string');
return (el?.textContent?.trim() || 'video').replace(/[<>:"/\\|?*]/g, '');
};
// ===== SVG 建立（避免 innerHTML）=====
function createSvg(pathD) {
const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
svg.setAttribute('viewBox', '0 0 24 24');
svg.setAttribute('fill', 'currentColor');
const path = document.createElementNS('http://www.w3.org/2000/svg', 'path');
path.setAttribute('d', pathD);
svg.appendChild(path);
return svg;
}
const SVG_PATHS = {
download: 'M12 16l-5-5h3V4h4v7h3l-5 5zm-7 2h14v2H5v-2z',
local: 'M20 18c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2H4c-1.1 0-2 .9-2 2v10c0 1.1.9 2 2 2H0v2h24v-2h-4zM4 6h16v10H4V6z',
video: 'M18 4l2 4h-3l-2-4h-2l2 4h-3l-2-4H8l2 4H7L5 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V4h-4z',
audio: 'M12 3v10.55c-.59-.34-1.27-.55-2-.55-2.21 0-4 1.79-4 4s1.79 4 4 4 4-1.79 4-4V7h4V3h-6z',
minimize: 'M19 13H5v-2h14v2z',
close: 'M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z',
};
// ===== API 請求 =====
function ytifyRequest(method, path, data = null, timeout = 30000) {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method,
url: CONFIG.YTIFY_API + path,
headers: { 'Content-Type': 'application/json' },
data: data ? JSON.stringify(data) : null,
timeout,
onload: (res) => {
try {
const result = JSON.parse(res.responseText);
if (res.status >= 400) {
reject(new Error(result.detail || result.error || '請求失敗'));
} else {
resolve(result);
}
} catch {
res.status === 200 ? resolve({ status: 'ok' }) : reject(new Error('解析失敗'));
}
},
onerror: () => reject(new Error('無法連接 ytify 服務')),
ontimeout: () => reject(new Error('請求超時')),
});
});
}
async function checkYtifyStatus() {
try {
await ytifyRequest('GET', '/health');
ytifyOnline = true;
} catch {
ytifyOnline = false;
}
updateMenuStatus();
}
function updateMenuStatus() {
const indicator = document.querySelector('.ytdl-ytify-indicator');
if (indicator) {
indicator.className = 'ytdl-ytify-status ytdl-ytify-indicator ' + (ytifyOnline ? 'online' : 'offline');
indicator.textContent = ytifyOnline ? '已連線' : '離線';
}
document.querySelectorAll('.ytdl-menu-item[data-ytify]').forEach(item => {
item.classList.toggle('disabled', !ytifyOnline);
});
// Update button state
const btn = document.querySelector('.ytdl-btn');
if (btn) {
btn.classList.toggle('offline', !ytifyOnline);
}
}
// ===== 下載面板 =====
function getPanel() {
if (!panel) {
panel = document.createElement('div');
panel.className = 'ytdl-panel';
// Header
const header = document.createElement('div');
header.className = 'ytdl-panel-header';
const title = document.createElement('div');
title.className = 'ytdl-panel-title';
title.appendChild(createSvg(SVG_PATHS.download));
const titleText = document.createElement('span');
titleText.textContent = '下載任務';
title.appendChild(titleText);
const badge = document.createElement('span');
badge.className = 'ytdl-panel-badge';
badge.textContent = '0';
title.appendChild(badge);
const actions = document.createElement('div');
actions.className = 'ytdl-panel-actions';
const clearAllBtn = document.createElement('button');
clearAllBtn.className = 'ytdl-panel-btn ytdl-panel-clear';
clearAllBtn.title = '清除全部';
clearAllBtn.textContent = '清除';
clearAllBtn.onclick = () => {
tasks.clear();
updatePanel();
updateButtonBadge(0);
};
const minimizeBtn = document.createElement('button');
minimizeBtn.className = 'ytdl-panel-btn ytdl-panel-minimize';
minimizeBtn.title = '最小化';
minimizeBtn.appendChild(createSvg(SVG_PATHS.minimize));
const closeBtn = document.createElement('button');
closeBtn.className = 'ytdl-panel-btn ytdl-panel-close';
closeBtn.title = '關閉';
closeBtn.appendChild(createSvg(SVG_PATHS.close));
actions.append(clearAllBtn, minimizeBtn, closeBtn);
header.append(title, actions);
// Body
const body = document.createElement('div');
body.className = 'ytdl-panel-body';
const empty = document.createElement('div');
empty.className = 'ytdl-panel-empty';
empty.textContent = '沒有進行中的下載';
body.appendChild(empty);
panel.append(header, body);
// Events
header.onclick = () => panel.classList.toggle('minimized');
minimizeBtn.onclick = (e) => {
e.stopPropagation();
panel.classList.add('minimized');
};
closeBtn.onclick = (e) => {
e.stopPropagation();
panel.classList.remove('show');
};
document.body.appendChild(panel);
}
return panel;
}
function showPanel() {
const p = getPanel();
p.classList.add('show');
p.classList.remove('minimized');
}
function updatePanel() {
const p = getPanel();
const body = p.querySelector('.ytdl-panel-body');
const badge = p.querySelector('.ytdl-panel-badge');
const activeCount = [...tasks.values()].filter(t => !['completed', 'failed'].includes(t.status)).length;
badge.textContent = activeCount;
updateButtonBadge(activeCount);
// 清空 body
while (body.firstChild) {
body.removeChild(body.firstChild);
}
if (tasks.size === 0) {
const empty = document.createElement('div');
empty.className = 'ytdl-panel-empty';
empty.textContent = '沒有進行中的下載';
body.appendChild(empty);
return;
}
tasks.forEach((task, taskId) => {
const el = document.createElement('div');
el.className = 'ytdl-task';
el.dataset.taskId = taskId;
const statusClass = task.status || 'queued';
const statusText = {
queued: '排隊中',
downloading: '下載中',
merging: '合併中',
processing: '處理中',
completed: '完成',
failed: '失敗',
retrying: '重試中'
}[statusClass] || statusClass;
const progress = task.progress || 0;
const isLoading = ['queued', 'merging', 'processing', 'retrying'].includes(task.status);
const isDone = task.status === 'completed';
const isFail = task.status === 'failed';
// Task header
const taskHeader = document.createElement('div');
taskHeader.className = 'ytdl-task-header';
const taskTitle = document.createElement('div');
taskTitle.className = 'ytdl-task-title';
taskTitle.title = task.title || '';
taskTitle.textContent = task.title || '載入中...';
const taskStatus = document.createElement('div');
taskStatus.className = 'ytdl-task-status ' + statusClass;
taskStatus.textContent = statusText;
taskHeader.append(taskTitle, taskStatus);
// Task info
const taskInfo = document.createElement('div');
taskInfo.className = 'ytdl-task-info';
const taskSub = document.createElement('div');
taskSub.className = 'ytdl-task-sub';
taskSub.textContent = (task.format || '') + ' ' + (task.speed || '');
const taskProgress = document.createElement('div');
taskProgress.className = 'ytdl-task-progress';
taskProgress.textContent = isDone ? '100%' : isFail ? '' : Math.round(progress) + '%';
taskInfo.append(taskSub, taskProgress);
// Task bar
const taskBar = document.createElement('div');
taskBar.className = 'ytdl-task-bar';
const taskBarFill = document.createElement('div');
taskBarFill.className = 'ytdl-task-bar-fill';
if (isLoading) taskBarFill.classList.add('anim');
if (isDone) taskBarFill.classList.add('done');
if (isFail) taskBarFill.classList.add('fail');
taskBarFill.style.width = (isDone ? 100 : isFail ? 100 : progress) + '%';
taskBar.appendChild(taskBarFill);
el.append(taskHeader, taskInfo, taskBar);
// 失敗時顯示訊息和按鈕（完成的任務會自動消失，不需要按鈕）
if (isFail) {
// 錯誤訊息
const message = document.createElement('div');
message.className = 'ytdl-task-message error';
message.textContent = task.error || '下載失敗';
el.appendChild(message);
// 操作按鈕
const actions = document.createElement('div');
actions.className = 'ytdl-task-actions';
// 重試按鈕
const retryBtn = document.createElement('button');
retryBtn.className = 'ytdl-task-action-btn retry';
retryBtn.textContent = '重試';
retryBtn.onclick = (e) => {
e.stopPropagation();
retryTask(taskId, task);
};
actions.appendChild(retryBtn);
// 關閉按鈕
const dismissBtn = document.createElement('button');
dismissBtn.className = 'ytdl-task-action-btn dismiss';
dismissBtn.textContent = '關閉';
dismissBtn.onclick = (e) => {
e.stopPropagation();
tasks.delete(taskId);
updatePanel();
updateButtonBadge(getActiveTaskCount());
};
actions.appendChild(dismissBtn);
el.appendChild(actions);
}
body.appendChild(el);
});
}
// 重試任務
function retryTask(oldTaskId, oldTask) {
// 移除舊任務
tasks.delete(oldTaskId);
updatePanel();
// 用原本的 URL 重新下載
const url = oldTask.url || location.href;
const fmt = {
format: oldTask.formatCode || 'best',
label: oldTask.format || '最佳畫質',
audioOnly: oldTask.audio_only || false
};
downloadViaYtify(fmt, url);
}
// 計算進行中的任務數
function getActiveTaskCount() {
let count = 0;
tasks.forEach(task => {
if (!['completed', 'failed'].includes(task.status)) {
count++;
}
});
return count;
}
function updateButtonBadge(count) {
const badge = document.querySelector('.ytdl-btn .badge');
if (badge) {
badge.textContent = count;
badge.style.display = count > 0 ? 'inline' : 'none';
}
}
// ===== 下載邏輯 =====
function triggerBrowserDownload(url, filename) {
const link = document.createElement('a');
link.href = url;
link.download = filename;
link.style.display = 'none';
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
}
function pollTaskStatus(taskId) {
const startTime = Date.now();
let fakeProgress = 0;
const poll = async () => {
const task = tasks.get(taskId);
if (!task) return;
if (Date.now() - startTime > CONFIG.POLL_TIMEOUT) {
task.status = 'failed';
task.error = '下載超時';
updatePanel();
return;
}
try {
const status = await ytifyRequest('GET', `/api/status/${taskId}`);
task.status = status.status;
task.title = status.title || task.title;
task.speed = status.speed || '';
task.error = status.error;
if (status.status === 'downloading' || status.status === 'processing') {
if (status.progress && status.progress > 0) {
task.progress = status.progress;
} else {
fakeProgress += fakeProgress < 30 ? 8 : (fakeProgress < 90 ? 2 : 0.5);
fakeProgress = Math.min(fakeProgress, 95);
task.progress = fakeProgress;
}
} else if (status.status === 'completed') {
task.progress = 100;
task.filename = status.filename;
if (status.filename) {
const downloadUrl = `${CONFIG.YTIFY_API}/api/download-file/${encodeURIComponent(status.filename)}`;
triggerBrowserDownload(downloadUrl, status.filename);
}
// 下載完成後自動從面板移除
setTimeout(() => {
tasks.delete(taskId);
updatePanel();
updateButtonBadge(getActiveTaskCount());
}, 1500);
} else if (status.status === 'failed') {
task.progress = 0;
// 不再自動刪除，讓用戶可以點「重試」按鈕
}
updatePanel();
if (!['completed', 'failed'].includes(status.status)) {
setTimeout(poll, CONFIG.POLL_INTERVAL);
}
} catch {
setTimeout(poll, CONFIG.POLL_INTERVAL * 2);
}
};
poll();
}
async function downloadViaYtify(fmt, customUrl = null) {
if (!ytifyOnline) {
alert('ytify 服務未連線');
return;
}
const url = customUrl || location.href;
const title = getTitle();
const tempId = 'temp-' + Date.now();
tasks.set(tempId, {
title: title,
format: fmt.label,
status: 'queued',
progress: 0,
url: url,
formatCode: fmt.format,
audio_only: fmt.audioOnly,
});
showPanel();
updatePanel();
try {
// 直接提交下載，不再等待 /api/info（避免阻塞後續任務）
// 標題會在 polling 時從伺服器取得
const result = await ytifyRequest('POST', '/api/download', {
url: url,
format: fmt.format,
audio_only: fmt.audioOnly
}, 60000);
if (!result.task_id) throw new Error('無法建立下載任務');
const taskData = tasks.get(tempId);
tasks.delete(tempId);
tasks.set(result.task_id, taskData);
pollTaskStatus(result.task_id);
} catch (e) {
const task = tasks.get(tempId);
if (task) {
task.status = 'failed';
task.error = e.message;
updatePanel();
// 不要自動刪除，讓用戶可以重試
}
}
}
// ===== Info Popup =====
function createInfoPopup() {
if (infoPopup) return { popup: infoPopup, overlay: infoOverlay };
// Overlay
infoOverlay = document.createElement('div');
infoOverlay.className = 'ytdl-info-overlay';
infoOverlay.onclick = () => hideInfoPopup();
// Popup
infoPopup = document.createElement('div');
infoPopup.className = 'ytdl-info-popup';
// Title
const title = document.createElement('div');
title.className = 'ytdl-info-popup-title';
title.textContent = 'Ytify v10.7';
infoPopup.appendChild(title);
// Divider 1
const divider1 = document.createElement('div');
divider1.className = 'ytdl-info-popup-divider';
infoPopup.appendChild(divider1);
// Links
const links = [
{ icon: '🌐', text: '官方網站', url: 'https://jeffrey0117.github.io/Ytify/' },
{ icon: '📖', text: '快速開始', url: 'https://jeffrey0117.github.io/Ytify/#quickstart' },
{ icon: '💻', text: 'GitHub', url: 'https://github.com/Jeffrey0117/Ytify' },
{ icon: '🐛', text: '回報問題', url: 'https://github.com/Jeffrey0117/Ytify/issues' },
];
links.forEach(link => {
const linkEl = document.createElement('a');
linkEl.className = 'ytdl-info-popup-link';
linkEl.href = link.url;
linkEl.target = '_blank';
linkEl.rel = 'noopener noreferrer';
const iconSpan = document.createElement('span');
iconSpan.className = 'ytdl-info-popup-link-icon';
iconSpan.textContent = link.icon;
const textSpan = document.createElement('span');
textSpan.className = 'ytdl-info-popup-link-text';
textSpan.textContent = link.text;
linkEl.append(iconSpan, textSpan);
infoPopup.appendChild(linkEl);
});
// Divider 2
const divider2 = document.createElement('div');
divider2.className = 'ytdl-info-popup-divider';
infoPopup.appendChild(divider2);
// Server info
const serverBox = document.createElement('div');
serverBox.className = 'ytdl-info-popup-server';
const serverLabel = document.createElement('div');
serverLabel.className = 'ytdl-info-popup-server-label';
serverLabel.textContent = '目前伺服器';
const serverRow = document.createElement('div');
serverRow.className = 'ytdl-info-popup-server-row';
const serverValue = document.createElement('div');
serverValue.className = 'ytdl-info-popup-server-value';
serverValue.id = 'ytdl-info-server-value';
serverValue.textContent = CONFIG.YTIFY_API;
const editBtn = document.createElement('button');
editBtn.className = 'ytdl-info-popup-edit-btn';
editBtn.textContent = '修改';
editBtn.onclick = (e) => {
e.stopPropagation();
hideInfoPopup();
showOfflinePopup();
};
serverRow.append(serverValue, editBtn);
serverBox.append(serverLabel, serverRow);
infoPopup.appendChild(serverBox);
// Hint
const hint = document.createElement('div');
hint.className = 'ytdl-info-popup-hint';
hint.textContent = '作者 Jeffrey0117';
infoPopup.appendChild(hint);
document.body.append(infoOverlay, infoPopup);
return { popup: infoPopup, overlay: infoOverlay };
}
function showInfoPopup() {
const { popup, overlay } = createInfoPopup();
// Update server value dynamically
const serverValueEl = document.getElementById('ytdl-info-server-value');
if (serverValueEl) {
serverValueEl.textContent = CONFIG.YTIFY_API;
}
overlay.classList.add('show');
popup.classList.add('show');
}
function hideInfoPopup() {
if (infoPopup) infoPopup.classList.remove('show');
if (infoOverlay) infoOverlay.classList.remove('show');
}
// ===== Offline Popup =====
function createOfflinePopup() {
if (offlinePopup) return offlinePopup;
offlinePopup = document.createElement('div');
offlinePopup.className = 'ytdl-offline-popup';
offlinePopup.style.display = 'none';
const content = document.createElement('div');
content.className = 'ytdl-offline-popup-content';
// Header
const header = document.createElement('div');
header.className = 'ytdl-offline-popup-header';
header.textContent = '⚠️ 無法連線到 Ytify 伺服器';
content.appendChild(header);
// URL label
const urlLabel = document.createElement('div');
urlLabel.className = 'ytdl-offline-popup-url-label';
urlLabel.textContent = '伺服器網址（可直接修改）:';
content.appendChild(urlLabel);
// URL input
const urlInput = document.createElement('input');
urlInput.type = 'text';
urlInput.className = 'ytdl-offline-popup-input';
urlInput.value = CONFIG.YTIFY_API;
urlInput.placeholder = 'http://localhost:8765';
content.appendChild(urlInput);
// Reasons
const reasons = document.createElement('div');
reasons.className = 'ytdl-offline-popup-reasons';
const reasonsTitle = document.createElement('div');
reasonsTitle.className = 'ytdl-offline-popup-reasons-title';
reasonsTitle.textContent = '可能原因：';
reasons.appendChild(reasonsTitle);
const reasonsList = document.createElement('ul');
const reasonItems = [
{ text: '伺服器未啟動 → 執行 ', code: 'run.bat' },
{ text: '網址設定錯誤 → 編輯腳本第 ', code: '38', suffix: ' 行' },
{ text: '防火牆阻擋 → 檢查網路設定', code: null }
];
reasonItems.forEach(item => {
const li = document.createElement('li');
li.appendChild(document.createTextNode(item.text));
if (item.code) {
const code = document.createElement('code');
code.textContent = item.code;
li.appendChild(code);
}
if (item.suffix) {
li.appendChild(document.createTextNode(item.suffix));
}
reasonsList.appendChild(li);
});
reasons.appendChild(reasonsList);
content.appendChild(reasons);
// Actions
const actions = document.createElement('div');
actions.className = 'ytdl-offline-popup-actions';
const helpBtn = document.createElement('button');
helpBtn.className = 'ytdl-offline-popup-btn secondary';
helpBtn.textContent = '📖 查看教學';
helpBtn.onclick = () => {
window.open('https://jeffrey0117.github.io/Ytify/#quickstart', '_blank');
};
// Saved indicator
const savedIndicator = document.createElement('span');
savedIndicator.className = 'ytdl-offline-popup-saved';
savedIndicator.textContent = '✓ 已儲存';
const retryBtn = document.createElement('button');
retryBtn.className = 'ytdl-offline-popup-btn primary';
retryBtn.textContent = '🔄 重新連線';
retryBtn.onclick = async () => {
// Save new URL if changed
const newUrl = urlInput.value.trim().replace(/\/+$/, ''); // Remove trailing slashes
if (newUrl && newUrl !== CONFIG.YTIFY_API) {
localStorage.setItem('ytify_api_url', newUrl);
CONFIG.YTIFY_API = newUrl;
// Show saved indicator
savedIndicator.classList.add('show');
setTimeout(() => savedIndicator.classList.remove('show'), 2000);
}
retryBtn.classList.add('reconnecting');
retryBtn.textContent = '連線中...';
await checkYtifyStatus();
retryBtn.classList.remove('reconnecting');
retryBtn.textContent = '🔄 重新連線';
if (ytifyOnline) {
hideOfflinePopup();
}
};
actions.append(helpBtn, retryBtn, savedIndicator);
content.appendChild(actions);
offlinePopup.appendChild(content);
// Close on background click
offlinePopup.onclick = (e) => {
if (e.target === offlinePopup) {
hideOfflinePopup();
}
};
document.body.appendChild(offlinePopup);
return offlinePopup;
}
function showOfflinePopup() {
const popup = createOfflinePopup();
// Update input value to current URL
const urlInput = popup.querySelector('.ytdl-offline-popup-input');
if (urlInput) {
urlInput.value = CONFIG.YTIFY_API;
}
popup.style.display = 'flex';
}
function hideOfflinePopup() {
if (offlinePopup) {
offlinePopup.style.display = 'none';
}
}
// ===== UI 建立（不使用 innerHTML）=====
function createUI() {
const wrap = document.createElement('div');
wrap.className = 'ytdl-wrapper';
// 主按鈕
const btn = document.createElement('button');
btn.className = 'ytdl-btn';
btn.appendChild(createSvg(SVG_PATHS.download));
const btnText = document.createTextNode(' 下載 ');
btn.appendChild(btnText);
const btnBadge = document.createElement('span');
btnBadge.className = 'badge';
btnBadge.style.display = 'none';
btnBadge.textContent = '0';
btn.appendChild(btnBadge);
// 選單
const menu = document.createElement('div');
menu.className = 'ytdl-menu';
// ytify header
const ytifyHeader = document.createElement('div');
ytifyHeader.className = 'ytdl-menu-header';
const labelSpan = document.createElement('span');
labelSpan.style.cssText = 'display:flex;align-items:center;gap:4px';
labelSpan.appendChild(createSvg(SVG_PATHS.local));
labelSpan.appendChild(document.createTextNode(' YTIFY'));
const statusIndicator = document.createElement('span');
statusIndicator.className = 'ytdl-ytify-status ytdl-ytify-indicator offline';
statusIndicator.textContent = '檢查中';
ytifyHeader.append(labelSpan, statusIndicator);
menu.appendChild(ytifyHeader);
// 格式選項
YTIFY_FORMATS.forEach(fmt => {
const item = document.createElement('div');
item.className = 'ytdl-menu-item disabled';
item.dataset.ytify = 'true';
item.appendChild(createSvg(fmt.audioOnly ? SVG_PATHS.audio : SVG_PATHS.video));
item.appendChild(document.createTextNode(' ' + fmt.label));
item.onclick = (e) => {
e.stopPropagation();
if (!item.classList.contains('disabled')) {
menu.classList.remove('show');
downloadViaYtify(fmt);
}
};
menu.appendChild(item);
});
// 分隔線
const divider = document.createElement('div');
divider.style.cssText = 'height:1px;background:#3a3a3a;margin:6px 0';
menu.appendChild(divider);
// 查看下載面板
const panelItem = document.createElement('div');
panelItem.className = 'ytdl-menu-item';
panelItem.appendChild(createSvg(SVG_PATHS.download));
panelItem.appendChild(document.createTextNode(' 查看下載面板'));
panelItem.onclick = (e) => {
e.stopPropagation();
menu.classList.remove('show');
showPanel();
};
menu.appendChild(panelItem);
// 分隔線 - 官網連結區塊
const linksDivider = document.createElement('div');
linksDivider.style.cssText = 'height:1px;background:#3a3a3a;margin:6px 0';
menu.appendChild(linksDivider);
// 官方網站連結
const websiteItem = document.createElement('div');
websiteItem.className = 'ytdl-menu-item';
websiteItem.appendChild(document.createTextNode('🌐 官方網站'));
websiteItem.onclick = (e) => {
e.stopPropagation();
menu.classList.remove('show');
window.open('https://jeffrey0117.github.io/Ytify/', '_blank');
};
menu.appendChild(websiteItem);
// 使用說明連結
const helpItem = document.createElement('div');
helpItem.className = 'ytdl-menu-item';
helpItem.appendChild(document.createTextNode('❓ 使用說明'));
helpItem.onclick = (e) => {
e.stopPropagation();
menu.classList.remove('show');
window.open('https://jeffrey0117.github.io/Ytify/#quickstart', '_blank');
};
menu.appendChild(helpItem);
// Info 按鈕 (Powered by Ytify)
const infoBtn = document.createElement('button');
infoBtn.className = 'ytdl-info-btn';
infoBtn.title = '關於 Ytify';
infoBtn.textContent = 'Powered by Ytify';
infoBtn.onclick = (e) => {
e.stopPropagation();
showInfoPopup();
};
wrap.append(btn, menu, infoBtn);
btn.onclick = (e) => {
e.stopPropagation();
// If offline, show offline popup instead of menu
if (!ytifyOnline && btn.classList.contains('offline')) {
showOfflinePopup();
return;
}
menu.classList.toggle('show');
if (menu.classList.contains('show')) {
checkYtifyStatus();
}
};
document.addEventListener('click', () => menu.classList.remove('show'));
return wrap;
}
function inject() {
const vid = getVideoId();
if (!vid) return;
if (vid === videoId && container && document.contains(container)) return;
container?.remove();
const target = document.querySelector('#top-level-buttons-computed, #subscribe-button');
if (target) {
videoId = vid;
container = createUI();
target.parentNode.insertBefore(container, target.nextSibling);
}
}
async function tryInject() {
const vid = getVideoId();
if (!vid) return;
const checkTarget = () => document.querySelector('#top-level-buttons-computed, #subscribe-button');
let attempts = 0;
while (!checkTarget() && attempts < 20) {
await new Promise(r => setTimeout(r, 400));
attempts++;
}
if (checkTarget()) inject();
}
function init() {
tryInject();
let lastUrl = location.href;
new MutationObserver(() => {
if (location.href !== lastUrl) {
lastUrl = location.href;
videoId = null;
container?.remove();
container = null;
setTimeout(tryInject, 500);
}
}).observe(document.body, { subtree: true, childList: true });
document.addEventListener('yt-navigate-finish', () => {
videoId = null;
container?.remove();
container = null;
setTimeout(tryInject, 300);
});
setInterval(() => {
const vid = getVideoId();
if (vid && (!container || !document.contains(container))) {
inject();
}
}, 1500);
// Initial status check
checkYtifyStatus();
// Periodic health check every 30 seconds
setInterval(checkYtifyStatus, 30000);
}
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', init);
} else {
setTimeout(init, 500);
}
})();