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| #!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
语雀MD图片自动化上传工具
功能：
1. 从MD文件中提取语雀CDN的图片链接
2. 下载图片到本地临时目录
3. 上传到GitHub图床
4. 替换MD中的链接为jsdelivr CDN格式
使用方式：
1. 复制 config.example.json 为 config.json
2. 填写你的GitHub信息
3. 运行: python yuque_md_converter. py
"""
import os
import re
import sys
import time
import json
import requests
import base64
import random
from datetime import datetime
from pathlib import Path
from urllib.parse import urlparse
from typing import List, Dict, Optional
# ==================== 配置管理 ====================
CONFIG_FILE = "config.json"
CONFIG_EXAMPLE_FILE = "config.example.json"
class ConfigManager:
"""配置文件管理器"""
def __init__(self):
self.config = None
self.load_or_create_config()
def load_or_create_config(self):
"""加载或创建配置文件"""
if os.path. exists(CONFIG_FILE):
print(f"📖 读取配置文件: {CONFIG_FILE}")
with open(CONFIG_FILE, 'r', encoding='utf-8') as f:
self.config = json.load(f)
self._validate_config()
else:
print(f"\n⚠️ 配置文件不存在: {CONFIG_FILE}")
self._create_config_interactively()
def _validate_config(self):
"""验证配置是否完整"""
required_keys = {
'github': ['token', 'repo', 'branch', 'folder'],
'cdn': ['url_template'],
'settings': ['timeout', 'upload_delay']
}
for section, keys in required_keys.items():
if section not in self.config:
raise ValueError(f"配置缺少 [{section}] 部分")
for key in keys:
if key not in self.config[section]:
raise ValueError(f"配置缺少 [{section}].[{key}]")
# 检查token
if self.config['github']['token'] == "ghp_your_token_here":
raise ValueError("❌ 请在 config.json 中设置你的GitHub Token")
def _create_config_interactively(self):
"""交互式创建配置文件"""
print("\n" + "=" * 60)
print("🚀 首次使用，需要配置GitHub信息")
print("=" * 60)
config = {
"github": {
"token": "",
"repo": "",
"branch": "img",
"folder": "img"
},
"cdn": {
"url_template": ""
},
"settings": {
"timeout": 15,
"upload_delay": 0.5,
"verify_ssl": True
}
}
# 获取GitHub Token
print("\n🔑 GitHub Personal Token")
print(" 获取方式: https://github.com/settings/tokens")
print(" 需要权限: repo (完全仓库访问)")
token = input("请输入Token: ").strip()
if not token:
print("❌ Token不能为空")
sys.exit(1)
config['github']['token'] = token
# 获取仓库信息
print("\n📦 仓库信息")
repo = input("仓库 (格式: USERNAME/repo-name): ").strip()
if not repo or '/' not in repo:
print("❌ 仓库格式错误，应为: USERNAME/repo-name")
sys.exit(1)
config['github']['repo'] = repo
# 获取分支
branch = input("分支 (默认: img): ").strip()
if branch:
config['github']['branch'] = branch
# 获取文件夹
folder = input("图片文件夹 (默认: img): ").strip()
if folder:
config['github']['folder'] = folder
# 生成CDN模板
username = repo.split('/')[0]
repo_name = repo. split('/')[1]
config['cdn']['url_template'] = f"https://cdn.jsdelivr.net/gh/{username}/{repo_name}@{config['github']['branch']}/{config['github']['folder']}/{{filename}}"
print(f"\n📝 CDN URL模板: {config['cdn']['url_template']}")
# 保存配置
with open(CONFIG_FILE, 'w', encoding='utf-8') as f:
json.dump(config, f, indent=2, ensure_ascii=False)
print(f"\n✅ 配置已保存: {CONFIG_FILE}")
self.config = config
def get(self, section: str, key: str, default=None):
"""获取配置值"""
return self.config.get(section, {}).get(key, default)
def update_token(self, new_token: str):
"""更新Token"""
self.config['github']['token'] = new_token
with open(CONFIG_FILE, 'w', encoding='utf-8') as f:
json.dump(self.config, f, indent=2, ensure_ascii=False)
print("✅ Token已更新")
# ==================== 全局配置 ====================
config_manager = None
# ==================== 工具函数 ====================
def get_filename_with_timestamp():
"""生成时间戳+随机数的文件名"""
timestamp = datetime.now().strftime("%Y%m%d%H%M")
random_num = random.randint(100, 999)
return f"{timestamp}{random_num}"
def get_file_sha(filename: str) -> Optional[str]:
"""获取GitHub上文件的SHA值"""
token = config_manager.get('github', 'token')
repo = config_manager.get('github', 'repo')
folder = config_manager.get('github', 'folder')
if not token:
return None
api_url = f"https://api.github.com/repos/{repo}/contents/{folder}/{filename}"
headers = {
"Authorization": f"token {token}",
"Accept": "application/vnd.github.v3+json",
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
}
proxies = {
'http': None,
'https': None,
}
try:
response = requests.get(
api_url,
headers=headers,
timeout=10,
proxies=proxies,
verify=config_manager. get('settings', 'verify_ssl', True)
)
if response.status_code == 200:
return response. json().get('sha')
elif response.status_code == 404:
return None
else:
print(f"⚠️ 获取文件SHA失败: HTTP {response.status_code}")
return None
except Exception as e:
print(f"⚠️ 获取文件SHA异常: {e}")
return None
def download_image(url: str) -> Optional[bytes]:
"""从URL下载图片"""
try:
print(f"⬇️ 下载图片: {url[: 80]}...")
proxies = {
'http': None,
'https': None,
}
headers = {
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36'
}
response = requests.get(
url,
timeout=config_manager.get('settings', 'timeout', 15),
proxies=proxies,
headers=headers,
verify=config_manager.get('settings', 'verify_ssl', True)
)
response.raise_for_status()
return response.content
except Exception as e:
print(f"❌ 下载失败: {e}")
return None
def upload_to_github(filename: str, file_content: bytes) -> Optional[str]:
"""上传文件到GitHub"""
token = config_manager. get('github', 'token')
repo = config_manager. get('github', 'repo')
branch = config_manager.get('github', 'branch')
folder = config_manager.get('github', 'folder')
cdn_template = config_manager.get('cdn', 'url_template')
if not token:
print("❌ 错误：未设置GITHUB_TOKEN")
return None
api_url = f"https://api.github.com/repos/{repo}/contents/{folder}/{filename}"
encoded_content = base64.b64encode(file_content).decode()
headers = {
"Authorization": f"token {token}",
"Accept": "application/vnd.github. v3+json",
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
}
file_sha = get_file_sha(filename)
data = {
"message": f"Upload image: {filename}",
"content": encoded_content,
"branch": branch
}
if file_sha:
data["sha"] = file_sha
print(f" (文件已存在，更新中...)")
try:
print(f"⬆️ 上传到GitHub: {filename}...")
proxies = {
'http': None,
'https': None,
}
response = requests.put(
api_url,
json=data,
headers=headers,
timeout=30,
proxies=proxies,
verify=config_manager.get('settings', 'verify_ssl', True)
)
if response.status_code in [201, 200]:
print(f"✅ 上传成功: {filename}")
return cdn_template.format(filename=filename)
else:
print(f"❌ 上传失败 (HTTP {response.status_code}): {response.text}")
return None
except Exception as e:
print(f"❌ 上传异常: {e}")
return None
def extract_image_urls(md_content: str) -> List[str]:
"""从MD内容中提取语雀图片URL"""
pattern = r'https://cdn\.nlark\.com/yuque/[^\s\)\]]*'
urls = re.findall(pattern, md_content)
return list(set(urls))
def get_image_extension(url: str) -> str:
"""从URL获取图片扩展名"""
try:
parsed = urlparse(url)
path = parsed.path
if '.' in path:
ext = path.split('.')[-1].split('?')[0].lower()
if ext in ['png', 'jpg', 'jpeg', 'gif', 'webp', 'bmp']:
return ext
except:
pass
return 'png'
def process_markdown_file(input_file: str, output_file: Optional[str] = None) -> bool:
"""处理Markdown文件"""
if not os.path.exists(input_file):
print(f"❌ 错误：文件不存在 {input_file}")
return False
if output_file is None:
base_name = os.path.splitext(input_file)[0]
output_file = f"{base_name}_converted.md"
else:
if os.path.isdir(output_file):
base_name = os.path.splitext(os.path.basename(input_file))[0]
output_file = os.path.join(output_file, f"{base_name}_converted.md")
print(f"\n📖 读取文件: {input_file}")
with open(input_file, 'r', encoding='utf-8') as f:
md_content = f.read()
yuque_urls = extract_image_urls(md_content)
if not yuque_urls:
print("⚠️ 未找到语雀CDN的图片链接")
return False
print(f"\n🔍 找到 {len(yuque_urls)} 个图片链接")
url_mapping: Dict[str, str] = {}
for idx, old_url in enumerate(yuque_urls, 1):
print(f"\n[{idx}/{len(yuque_urls)}] 处理图片...")
image_content = download_image(old_url)
if image_content is None:
print(f"⚠️ 跳过此图片")
continue
ext = get_image_extension(old_url)
new_filename = f"{get_filename_with_timestamp()}.{ext}"
new_url = upload_to_github(new_filename, image_content)
if new_url:
url_mapping[old_url] = new_url
time.sleep(config_manager.get('settings', 'upload_delay', 0.5))
if not url_mapping:
print("\n❌ 错误：未能上传任何图片")
return False
print(f"\n🔄 替换 {len(url_mapping)} 个链接...")
new_md_content = md_content
for old_url, new_url in url_mapping.items():
new_md_content = new_md_content.replace(old_url, new_url)
with open(output_file, 'w', encoding='utf-8') as f:
f.write(new_md_content)
print(f"\n✅ 完成！")
print(f"📁 输出文件: {output_file}")
print(f"🔗 已替换 {len(url_mapping)} 个图片链接")
return True
# ==================== 主程序 ====================
def main():
global config_manager
print("=" * 60)
print(" 语雀导出MD图片自动上传工具")
print("=" * 60)
# 初始化配置
try:
config_manager = ConfigManager()
except Exception as e:
print(f"❌ 配置错误: {e}")
sys.exit(1)
# 验证Token
token = config_manager.get('github', 'token')
if not token or token == "ghp_your_token_here":
print("\n❌ 错误：GitHub Token未配置或无效")
print(f"请编辑 {CONFIG_FILE} 文件，填入正确的Token")
sys.exit(1)
# 显示当前配置
print(f"\n📌 当前配置:")
print(f" 仓库: {config_manager. get('github', 'repo')}")
print(f" 分支: {config_manager. get('github', 'branch')}")
print(f" 文件夹: {config_manager.get('github', 'folder')}")
# 获取输入文件
print("\n📝 请输入要转换的Markdown文件路径:")
input_file = input("文件路径: ").strip().strip('\'"')
if not os.path.exists(input_file):
print(f"❌ 错误：文件不存在 {input_file}")
return
# 获取输出文件
print("\n💾 输出文件路径 (默认为: 原文件名_converted.md):")
output_file = input("输出路径 (留空使用默认): ").strip().strip('\'"')
if not output_file:
output_file = None
# 开始处理
print("\n" + "=" * 60)
success = process_markdown_file(input_file, output_file)
print("=" * 60)
if success:
print("\n🎉 所有图片已成功上传并替换！")
else:
print("\n⚠️ 处理过程中出现问题")
if __name__ == "__main__":
main()
|
