将微信公众号文章图像链接改为七牛云图床链接

将微信公众号文章图像链接改为七牛云图床链接

• qiniu_md_image.py

import os
import re
import requests
from qiniu import Auth, put_file, etag
from urllib.parse import urlparse
import tempfile
import hashlib
import shutil
import time

class QiniuMarkdownImageMigrator:
    def __init__(self, access_key, secret_key, bucket_name, domain):
        self.access_key = access_key
        self.secret_key = secret_key 
        self.bucket_name = bucket_name
        self.domain = domain
        self.q = Auth(access_key, secret_key)
    
    def extract_image_urls(self, markdown_content):
        # 匹配markdown中的图片链接 ![alt](url)
        pattern = r'!\[.*?\]\((http[s]?://[^\)]+)\)'
        return re.findall(pattern, markdown_content)
    
    def download_image(self, url, temp_dir):
        try:
            response = requests.get(url, stream=True)
            if response.status_code == 200:
                # 根据URL生成文件名
                parsed = urlparse(url)
                filename = os.path.basename(parsed.path)
                
                # 如果没有文件名或没有后缀名
                if not filename or '.' not in filename:
                    # 从Content-Type获取图片类型
                    content_type = response.headers.get('Content-Type', 'image/jpeg')
                    ext = {
                        'image/jpeg': '.jpg',
                        'image/png': '.png',
                        'image/gif': '.gif',
                        'image/webp': '.webp'
                    }.get(content_type, '.jpg')
                    
                    # 使用URL哈希+时间戳作为唯一文件名
                    filename = f"{hashlib.md5(url.encode()).hexdigest()}_{int(time.time())}{ext}"
                # 确保文件名有后缀
                elif '.' not in filename:
                    filename += '.jpg'
                
                filepath = os.path.join(temp_dir, filename)
                with open(filepath, 'wb') as f:
                    response.raw.decode_content = True
                    shutil.copyfileobj(response.raw, f)
                return filepath
        except Exception as e:
            print(f"下载图片失败 {url}: {e}")
            return None
    
    def upload_to_qiniu(self, local_file):
        try:
            # 上传后的文件名
            key = os.path.basename(local_file)
            token = self.q.upload_token(self.bucket_name, key, 3600)
            ret, info = put_file(token, key, local_file)
            if ret and ret.get('key') == key and ret.get('hash') == etag(local_file):
                return f"{self.domain}/{key}"
        except Exception as e:
            print(f"上传图片到七牛云失败 {local_file}: {e}")
            return None
    
    def process_markdown_file(self, input_path, output_path=None):
        if not output_path:
            output_path = input_path
            
        with open(input_path, 'r', encoding='utf-8') as f:
            content = f.read()
            
        image_urls = self.extract_image_urls(content)
        if not image_urls:
            print(f"{input_path} 中没有找到网络图片")
            return False
            
        with tempfile.TemporaryDirectory() as temp_dir:
            for url in image_urls:
                print(f"正在处理图片: {url}")
                local_path = self.download_image(url, temp_dir)
                if not local_path:
                    continue
                    
                new_url = self.upload_to_qiniu(local_path)
                if new_url:
                    content = content.replace(url, new_url)
            
        with open(output_path, 'w', encoding='utf-8') as f:
            f.write(content)
            
        return True

if __name__ == "__main__":
    # 七牛云配置
    access_key = "xxx"
    secret_key = "xxx"
    bucket_name = "xxx"
    domain = "https://xxx.com"
    
    # 创建迁移器实例
    migrator = QiniuMarkdownImageMigrator(access_key, secret_key, bucket_name, domain)
    
    # 获取当前目录下的所有.md文件
    import glob
    md_files = glob.glob("*.md")
    
    for md_file in md_files:
        # 在原文件基础上修改
        print(f"正在处理文件: {md_file}")
        migrator.process_markdown_file(md_file)
        print(f"完成处理文件: {md_file}")

• .qiniu_pythonsdk_hostscache.json

{"http:cGbklYyiISnV60JPcduCIzrTS_Rb-4PdVWzRVyeC:yunhui": {"upHosts": ["http://up.qiniu.com", "http://upload.qiniu.com", "-H up.qiniu.com http://115.231.29.10"], "ioHosts": ["http://iovip.qbox.me"], "deadline": 1743646787}}