feat: complete local version to overwrite remote

This commit is contained in:
DelLevin-Home
2026-06-16 03:30:57 +08:00
parent 1735c19f48
commit 3c78293f4d
129 changed files with 22814 additions and 0 deletions

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99demo/down-video/main.py Normal file
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import yt_dlp
import os
import re
import sys
import json
import time
import queue
import threading
import subprocess
from urllib.parse import urlparse
from flask import Flask, render_template, request, jsonify, Response, stream_with_context, send_file
app = Flask(__name__)
DEFAULT_OUTPUT_DIR = r"D:\UserData\Desktop\xiazai"
TWITTER_COOKIE = "x_cookies.txt"
BILIBILI_COOKIE = "bilibili_cookies.txt"
PROXY_URL = "socks5://127.0.0.1:10808"
def check_ffmpeg():
"""检查 FFmpeg 是否可用"""
try:
result = subprocess.run(['ffmpeg', '-version'], capture_output=True, text=True, timeout=5)
return result.returncode == 0
except Exception:
return False
def is_twitter_url(url):
"""检查是否是 Twitter/X 链接"""
domain = urlparse(url).netloc.lower()
return 'x.com' in domain or 'twitter.com' in domain
def is_bilibili_url(url):
"""检查是否是 Bilibili 链接"""
domain = urlparse(url).netloc.lower()
return 'bilibili.com' in domain or 'b23.tv' in domain
def _find_files_by_title(output_dir, safe_title):
"""根据安全标题查找目录中的相关文件"""
return [
f for f in os.listdir(output_dir)
if f.startswith(safe_title) and os.path.isfile(os.path.join(output_dir, f))
]
def _merge_mp4_m4a(output_dir, safe_title):
"""
查找同名的 .mp4 和 .m4a 并用 FFmpeg 合并。
返回 (merged: bool, message: str, filepath: str)
"""
files = _find_files_by_title(output_dir, safe_title)
mp4_files = [f for f in files if f.endswith('.mp4')]
m4a_files = [f for f in files if f.endswith('.m4a')]
if not mp4_files or not m4a_files:
return False, "未检测到需要合并的 .mp4 + .m4a"
# 取最可能匹配的一对:文件名最短(不含 quality suffix 的通常最短)
mp4_files.sort(key=len)
m4a_files.sort(key=len)
mp4_path = os.path.join(output_dir, mp4_files[0])
m4a_path = os.path.join(output_dir, m4a_files[0])
# 合并输出文件名
merged_name = safe_title + "_merged.mp4"
merged_path = os.path.join(output_dir, merged_name)
counter = 1
while os.path.exists(merged_path):
merged_name = f"{safe_title}_merged_{counter}.mp4"
merged_path = os.path.join(output_dir, merged_name)
counter += 1
cmd = [
'ffmpeg', '-y',
'-i', mp4_path,
'-i', m4a_path,
'-c', 'copy',
merged_path
]
try:
result = subprocess.run(cmd, capture_output=True, text=True, timeout=300)
if result.returncode == 0 and os.path.exists(merged_path):
# 合并成功后删除原始分片
try:
os.remove(mp4_path)
os.remove(m4a_path)
except Exception:
pass
return True, f"已合并为 {merged_name}", merged_path
else:
return False, f"FFmpeg 合并失败: {result.stderr[:200]}", ""
except Exception as e:
return False, f"合并异常: {str(e)}", ""
def download_video(video_url, output_dir, platform):
"""
通用下载函数,返回 (success: bool, message: str, title: str, filepath: str)
"""
os.makedirs(output_dir, exist_ok=True)
ydl_opts = {
'outtmpl': os.path.join(output_dir, '%(title)s.%(ext)s'),
'ignoreerrors': True,
}
if platform == 'twitter':
cookie_file = TWITTER_COOKIE
if PROXY_URL:
ydl_opts['proxy'] = PROXY_URL
elif platform == 'bilibili':
cookie_file = BILIBILI_COOKIE
# Bilibili 不使用代理,且需要合并配置
ydl_opts['merge_output_format'] = 'mp4'
ydl_opts['postprocessors'] = [{
'key': 'FFmpegVideoConvertor',
'preferedformat': 'mp4',
}]
else:
return False, "不支持的平台", "", ""
if os.path.exists(cookie_file):
ydl_opts['cookiefile'] = cookie_file
else:
return False, f"Cookie 文件 '{cookie_file}' 未找到", "", ""
try:
with yt_dlp.YoutubeDL(ydl_opts) as ydl:
info = ydl.extract_info(video_url, download=True)
if not info:
return False, "未能获取视频信息,下载可能失败", "", ""
title = info.get('title', 'Unknown Title')
safe_title = re.sub(r'[<>:\"/\\|?*]', '_', title)
files = _find_files_by_title(output_dir, safe_title)
if not files:
return False, "下载完成但未找到输出文件", title, ""
# 确定最终视频文件路径
# 优先取合并后的文件,否则取最大的 mp4 文件
filepath = ""
candidate_files = [f for f in files if f.endswith('.mp4')]
if candidate_files:
# 优先 merged 文件
merged_candidates = [f for f in candidate_files if '_merged' in f]
if merged_candidates:
filepath = os.path.join(output_dir, merged_candidates[0])
else:
# 取最新/最大的文件
candidate_files.sort(key=lambda f: os.path.getsize(os.path.join(output_dir, f)), reverse=True)
filepath = os.path.join(output_dir, candidate_files[0])
else:
# 没有 mp4取任意文件
files.sort(key=lambda f: os.path.getsize(os.path.join(output_dir, f)), reverse=True)
filepath = os.path.join(output_dir, files[0])
# Bilibili 后处理:如果存在分离的 mp4 + m4a手动合并
extra_msg = ""
if platform == 'bilibili':
has_mp4 = any(f.endswith('.mp4') for f in files)
has_m4a = any(f.endswith('.m4a') for f in files)
if has_mp4 and has_m4a:
merged, merge_msg, merged_path = _merge_mp4_m4a(output_dir, safe_title)
extra_msg = f" ({merge_msg})" if merge_msg else ""
if merged and merged_path:
filepath = merged_path
return True, f"下载成功!保存到 {output_dir}{extra_msg}", title, filepath
except Exception as e:
return False, f"下载失败: {str(e)}", "", ""
@app.route("/file")
def serve_file():
"""提供视频文件访问和下载"""
filepath = request.args.get("path", "")
as_download = request.args.get("download", "0") == "1"
if not filepath:
return "Missing path", 400
# 安全检查:确保是绝对路径且文件存在
filepath = os.path.abspath(filepath)
if not os.path.exists(filepath) or not os.path.isfile(filepath):
return "File not found", 404
# 只允许访问视频文件(防止任意文件读取)
ext = os.path.splitext(filepath)[1].lower()
if ext not in ('.mp4', '.m4a', '.webm', '.mkv', '.mov', '.avi'):
return "File type not allowed", 403
return send_file(filepath, as_attachment=as_download)
@app.route("/")
def index():
ffmpeg_ok = check_ffmpeg()
return render_template("index.html", ffmpeg_ok=ffmpeg_ok)
@app.route("/download", methods=["POST"])
def download():
data = request.get_json()
url = data.get("url", "").strip() if data else ""
output_dir = data.get("output_dir", DEFAULT_OUTPUT_DIR).strip() if data else DEFAULT_OUTPUT_DIR
if not url:
return jsonify({"success": False, "message": "请输入视频链接"}), 400
if is_twitter_url(url):
platform = 'twitter'
elif is_bilibili_url(url):
platform = 'bilibili'
else:
return jsonify({"success": False, "message": "仅支持 Twitter/X 和 Bilibili 视频链接"}), 400
if not output_dir:
output_dir = DEFAULT_OUTPUT_DIR
success, message, title, filepath = download_video(url, output_dir, platform)
return jsonify({"success": success, "message": message, "title": title, "filepath": filepath})
if __name__ == "__main__":
print("=" * 50)
print("Twitter / Bilibili 视频下载器")
print("=" * 50)
if check_ffmpeg():
print("FFmpeg 已检测到")
else:
print("警告: 未检测到 FFmpeg")
print(f"默认保存目录: {DEFAULT_OUTPUT_DIR}")
print("访问 http://127.0.0.1:5000 打开下载页面")
print("=" * 50)
app.run(host="0.0.0.0", port=5000, debug=False, threaded=True)

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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>视频下载器</title>
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
background: #0a0a0a;
color: #f5f5f5;
height: 100vh;
overflow: hidden;
display: flex;
}
/* 左侧面板 */
.left-panel {
flex: 1;
display: flex;
flex-direction: column;
border-right: 1px solid #222;
min-width: 420px;
}
.input-section {
padding: 32px;
border-bottom: 1px solid #222;
}
.input-section h1 {
font-size: 22px;
font-weight: 700;
margin-bottom: 4px;
color: #fff;
letter-spacing: -0.02em;
}
.input-section .subtitle {
color: #666;
font-size: 13px;
margin-bottom: 24px;
}
.input-group {
margin-bottom: 16px;
}
.input-group label {
display: block;
font-size: 12px;
font-weight: 500;
margin-bottom: 6px;
color: #888;
text-transform: uppercase;
letter-spacing: 0.05em;
}
.input-group input {
width: 100%;
padding: 12px 14px;
border: 1px solid #333;
border-radius: 10px;
background: #0a0a0a;
color: #f5f5f5;
font-size: 14px;
outline: none;
transition: all 0.2s ease;
}
.input-group input::placeholder { color: #444; }
.input-group input:focus { border-color: #fff; background: #000; }
button {
width: 100%;
padding: 14px;
border: none;
border-radius: 10px;
background: #fff;
color: #000;
font-size: 14px;
font-weight: 600;
cursor: pointer;
transition: all 0.2s ease;
}
button:hover:not(:disabled) { background: #e0e0e0; transform: translateY(-1px); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
.status {
margin-top: 16px;
padding: 12px 14px;
border-radius: 10px;
font-size: 13px;
line-height: 1.5;
display: none;
font-weight: 500;
}
.status.show { display: block; }
.status.success { background: #0a1f0a; color: #4ade80; border: 1px solid #1a3a1a; }
.status.error { background: #1f0a0a; color: #f87171; border: 1px solid #3a1a1a; }
.status.info { background: #0a0a1f; color: #60a5fa; border: 1px solid #1a1a3a; }
.spinner {
display: inline-block;
width: 14px;
height: 14px;
border: 2px solid rgba(255,255,255,0.15);
border-top-color: #60a5fa;
border-radius: 50%;
animation: spin 0.8s linear infinite;
margin-right: 8px;
vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }
.footer-meta {
margin-top: 14px;
display: flex;
align-items: center;
gap: 10px;
font-size: 11px;
color: #444;
}
.badge {
display: inline-block;
padding: 2px 8px;
border-radius: 4px;
font-size: 10px;
font-weight: 600;
letter-spacing: 0.02em;
}
.badge.ok { background: #0a1f0a; color: #4ade80; border: 1px solid #1a3a1a; }
.badge.warn { background: #1f1a0a; color: #fbbf24; border: 1px solid #3a301a; }
/* 日志区域 */
.log-section {
flex: 1;
display: flex;
flex-direction: column;
overflow: hidden;
}
.log-header {
padding: 14px 32px;
font-size: 12px;
font-weight: 600;
color: #666;
text-transform: uppercase;
letter-spacing: 0.05em;
border-bottom: 1px solid #1a1a1a;
display: flex;
align-items: center;
justify-content: space-between;
}
.log-panel {
flex: 1;
padding: 20px 32px;
background: #000;
color: #4ade80;
font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
font-size: 12px;
line-height: 1.7;
overflow-y: auto;
white-space: pre-wrap;
word-break: break-all;
}
/* 右侧面板 */
.right-panel {
flex: 1.2;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
padding: 40px;
position: relative;
overflow: hidden;
}
.right-panel .placeholder {
text-align: center;
color: #333;
}
.right-panel .placeholder svg {
width: 64px;
height: 64px;
margin-bottom: 16px;
opacity: 0.3;
}
.right-panel .placeholder p {
font-size: 14px;
}
.video-wrap {
width: 100%;
max-width: 720px;
height: 100%;
display: none;
flex-direction: column;
gap: 16px;
justify-content: center;
align-items: center;
}
.video-wrap.show { display: flex; }
.video-player {
max-width: 100%;
max-height: calc(100% - 70px);
width: auto;
height: auto;
object-fit: contain;
border-radius: 12px;
background: #000;
border: 1px solid #222;
outline: none;
}
.video-info {
display: flex;
align-items: center;
justify-content: space-between;
gap: 16px;
}
.video-title {
font-size: 15px;
font-weight: 600;
color: #fff;
line-height: 1.4;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
min-width: 0;
flex: 1;
}
.video-actions {
display: flex;
align-items: center;
gap: 12px;
flex-shrink: 0;
}
.countdown {
font-size: 12px;
color: #f87171;
font-variant-numeric: tabular-nums;
}
.btn-download {
padding: 8px 16px;
border-radius: 8px;
background: #1a1a1a;
color: #fff;
font-size: 13px;
font-weight: 500;
text-decoration: none;
border: 1px solid #333;
transition: all 0.2s;
white-space: nowrap;
}
.btn-download:hover { background: #2a2a2a; border-color: #444; }
</style>
</head>
<body>
<div class="left-panel">
<div class="input-section">
<h1>视频下载</h1>
<p class="subtitle">支持 X 和 Bilibili</p>
<div class="input-group">
<label for="url">视频链接</label>
<input type="url" id="url" placeholder="https://x.com/... 或 https://www.bilibili.com/video/...">
</div>
<div class="input-group">
<label for="outputDir">保存路径</label>
<input type="text" id="outputDir" value="D:\UserData\Desktop\xiazai">
</div>
<button id="downloadBtn" onclick="startDownload()">开始下载</button>
<div id="status" class="status"></div>
<div class="footer-meta">
<span>FFmpeg</span>
{% if ffmpeg_ok %}
<span class="badge ok">已就绪</span>
{% else %}
<span class="badge warn">未检测到</span>
{% endif %}
</div>
</div>
<div class="log-section" style="display:none;">
<div class="log-header">
<span>控制台输出</span>
<span id="logStatus" style="font-size:11px;color:#444;">等待开始</span>
</div>
<pre id="logPanel" class="log-panel"></pre>
</div>
</div>
<div class="right-panel">
<div id="placeholder" class="placeholder">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5">
<rect x="2" y="2" width="20" height="20" rx="4"/>
<polygon points="9,8 17,12 9,16"/>
</svg>
<p>下载完成后在此预览视频</p>
</div>
<div id="videoWrap" class="video-wrap">
<video id="videoPlayer" class="video-player" controls></video>
<div class="video-info">
<div id="videoTitle" class="video-title"></div>
<div class="video-actions">
<a id="downloadLink" class="btn-download" href="#" target="_blank">下载文件</a>
</div>
</div>
</div>
</div>
<script>
const urlInput = document.getElementById('url');
const btn = document.getElementById('downloadBtn');
const statusEl = document.getElementById('status');
const logPanel = document.getElementById('logPanel');
const logStatus = document.getElementById('logStatus');
const placeholder = document.getElementById('placeholder');
const videoWrap = document.getElementById('videoWrap');
const videoPlayer = document.getElementById('videoPlayer');
const videoTitle = document.getElementById('videoTitle');
const countdownEl = document.getElementById('countdown');
const downloadLink = document.getElementById('downloadLink');
function showStatus(text, type) {
statusEl.textContent = text;
statusEl.className = 'status show ' + type;
}
function clearStatus() { statusEl.className = 'status'; }
function showVideo(filepath, title) {
placeholder.style.display = 'none';
videoWrap.classList.add('show');
videoPlayer.src = '/file?path=' + encodeURIComponent(filepath);
videoTitle.textContent = title || '未命名视频';
downloadLink.href = '/file?path=' + encodeURIComponent(filepath) + '&download=1';
downloadLink.setAttribute('download', '');
}
async function startDownload() {
const url = urlInput.value.trim();
const outputDir = document.getElementById('outputDir').value.trim();
if (!url) {
showStatus('请输入视频链接', 'error');
return;
}
btn.disabled = true;
clearStatus();
showStatus('', 'info');
statusEl.innerHTML = '<span class="spinner"></span>正在下载,请稍候...';
statusEl.className = 'status show info';
// 隐藏之前的视频
videoWrap.classList.remove('show');
placeholder.style.display = 'block';
videoPlayer.src = '';
try {
const res = await fetch('/download', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ url: url, output_dir: outputDir })
});
const data = await res.json();
if (data.success) {
showStatus((data.title ? '《' + data.title + '》' : '') + ' 下载完成', 'success');
if (data.filepath) {
showVideo(data.filepath, data.title);
}
} else {
showStatus(data.message, 'error');
}
} catch (err) {
showStatus('请求失败: ' + err.message, 'error');
} finally {
btn.disabled = false;
}
}
urlInput.addEventListener('keydown', (e) => {
if (e.key === 'Enter') startDownload();
});
</script>
</body>
</html>

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