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| import os
import re
import requests
import shutil
from pathlib import Path
import time
MARKDOWN_DIR = "E:\BLOG\source\_posts"
PICGO_API_URL = "http://127.0.0.1:36677/upload"
BACKUP_ORIGINAL_FILES = True
BACKUP_SUFFIX = ".backup"
IMAGE_REGEX = re.compile(r"!\[(.*?)\]\((?!https?://|data:)(.*?)\)")
HTML_TAG_REGEX = re.compile(r"<img[^>]+>", re.IGNORECASE)
SRC_ATTR_REGEX = re.compile(
r"""\bsrc\s*=\s*(["'])((?!(?:https?://|data:))[^"'>]+?)\1""",
re.IGNORECASE
)
def upload_image_to_picgo(image_path):
"""
使用 PicGo API 上传图片 (发送 JSON 格式的图片路径列表)。
Args:
image_path (str): 本地图片的绝对路径。
Returns:
str or None: 上传成功返回在线 URL，否则返回 None。
"""
try:
payload = {"list": [image_path]}
headers = {"Content-Type": "application/json"}
response = requests.post(PICGO_API_URL, json=payload, headers=headers, timeout=30)
response.raise_for_status()
result = response.json()
if result.get("success") and result.get("result"):
if isinstance(result["result"], list) and len(result["result"]) > 0:
uploaded_url = result["result"][0]
return uploaded_url
else:
print(f" [错误] PicGo 返回的 result 格式不正确: {result.get('result')}")
return None
else:
error_message = result.get('message', '未知错误')
print(f" [错误] PicGo 上传失败: {error_message}")
print(f" [错误] PicGo 完整响应: {result}")
return None
except requests.exceptions.HTTPError as http_err:
print(f" [错误] HTTP 错误发生: {http_err}")
if http_err.response is not None:
print(f" [错误] PicGo 服务器响应状态码: {http_err.response.status_code}")
try:
print(f" [错误] PicGo 服务器响应内容: {http_err.response.text}")
except Exception:
pass
return None
except requests.exceptions.RequestException as e:
print(f" [错误] 连接 PicGo API 失败或请求过程中出错: {e}")
return None
except Exception as e:
print(f" [错误] 上传图片 '{image_path}' 时发生未知错误: {e}")
return None
def original_full_tag_summary(tag_string, max_len=70):
"""Helper function to print a summary of a tag if it's too long."""
if len(tag_string) > max_len:
return tag_string[:max_len-3] + "..."
return tag_string
def process_markdown_file(md_file_path_str):
"""
处理单个 Markdown 文件，上传本地图片 (Markdown 和 HTML 格式) 并替换链接。
"""
print(f"--- 正在处理文件: {md_file_path_str} ---")
md_file_path_obj = Path(md_file_path_str)
md_dir = md_file_path_obj.parent
try:
with open(md_file_path_obj, 'r', encoding='utf-8') as f:
original_content = f.read()
except Exception as e:
print(f" [错误] 读取文件 '{md_file_path_str}' 失败: {e}")
return
content_being_processed = original_content
modified_in_this_file = False
print(" Pass 1: Processing Markdown images ``...")
new_md_pass_content_parts = []
last_md_end = 0
markdown_images_found_count = 0
markdown_images_replaced_count = 0
for match in IMAGE_REGEX.finditer(content_being_processed):
markdown_images_found_count += 1
new_md_pass_content_parts.append(content_being_processed[last_md_end:match.start()])
alt_text = match.group(1)
local_image_path_str = match.group(2)
original_md_tag = match.group(0)
print(f" MD_IMG: Found: {original_full_tag_summary(original_md_tag)}")
local_image_path = Path(local_image_path_str)
if not local_image_path.is_absolute():
absolute_image_path = (md_dir / local_image_path).resolve()
else:
absolute_image_path = local_image_path.resolve()
if not absolute_image_path.exists():
print(f" [警告] MD_IMG: File not found, skipping: {absolute_image_path}")
new_md_pass_content_parts.append(original_md_tag)
else:
online_url = upload_image_to_picgo(str(absolute_image_path))
if online_url:
new_image_md_tag = f""
new_md_pass_content_parts.append(new_image_md_tag)
modified_in_this_file = True
markdown_images_replaced_count += 1
print(f" MD_IMG: Replaced with: {new_image_md_tag}")
else:
print(f" MD_IMG: Upload failed for '{local_image_path_str}', skipping replacement.")
new_md_pass_content_parts.append(original_md_tag)
last_md_end = match.end()
new_md_pass_content_parts.append(content_being_processed[last_md_end:])
content_after_md_pass = "".join(new_md_pass_content_parts)
if markdown_images_found_count > 0:
print(f" Pass 1 Summary: Found {markdown_images_found_count} MD images, Replaced {markdown_images_replaced_count}.")
else:
print(f" Pass 1 Summary: No Markdown images `` found.")
print(" Pass 2: Processing HTML images `<img src='path'>`...")
content_for_html_pass = content_after_md_pass
new_html_pass_content_parts = []
last_html_end = 0
html_tags_processed_count = 0
html_src_replaced_count = 0
for tag_match in HTML_TAG_REGEX.finditer(content_for_html_pass):
new_html_pass_content_parts.append(content_for_html_pass[last_html_end:tag_match.start()])
original_full_tag = tag_match.group(0)
modified_tag_output = original_full_tag
src_attr_match = SRC_ATTR_REGEX.search(original_full_tag)
if src_attr_match:
html_tags_processed_count +=1
quote_char = src_attr_match.group(1)
local_image_path_str = src_attr_match.group(2)
original_src_attr_part = src_attr_match.group(0)
print(f" HTML_IMG: Found local src='{local_image_path_str}' in tag: {original_full_tag_summary(original_full_tag)}")
local_image_path = Path(local_image_path_str)
if not local_image_path.is_absolute():
absolute_image_path = (md_dir / local_image_path).resolve()
else:
absolute_image_path = local_image_path.resolve()
if not absolute_image_path.exists():
print(f" [警告] HTML_IMG: File not found, skipping: {absolute_image_path}")
else:
online_url = upload_image_to_picgo(str(absolute_image_path))
if online_url:
new_src_attr_part = f'src={quote_char}{online_url}{quote_char}'
modified_tag_output = original_full_tag.replace(original_src_attr_part, new_src_attr_part, 1)
if original_full_tag != modified_tag_output:
modified_in_this_file = True
html_src_replaced_count +=1
print(f" HTML_IMG: Replaced src. New tag: {original_full_tag_summary(modified_tag_output)}")
else:
print(f" HTML_IMG: Upload failed for '{local_image_path_str}', skipping replacement in tag.")
new_html_pass_content_parts.append(modified_tag_output)
last_html_end = tag_match.end()
new_html_pass_content_parts.append(content_for_html_pass[last_html_end:])
final_content = "".join(new_html_pass_content_parts)
if html_tags_processed_count > 0:
print(f" Pass 2 Summary: Processed {html_tags_processed_count} <img> tags for local 'src', Replaced {html_src_replaced_count} 'src' attributes.")
else:
print(f" Pass 2 Summary: No HTML <img> tags with processable local 'src' attributes found.")
if modified_in_this_file:
try:
if BACKUP_ORIGINAL_FILES:
backup_file_path = md_file_path_obj.with_suffix(md_file_path_obj.suffix + BACKUP_SUFFIX)
shutil.copy2(md_file_path_obj, backup_file_path)
print(f" 已备份原始文件到: {backup_file_path}")
with open(md_file_path_obj, 'w', encoding='utf-8') as f:
f.write(final_content)
print(f" 文件已更新: {md_file_path_str}")
except Exception as e:
print(f" [错误] 写入文件或备份文件失败: {e}")
if BACKUP_ORIGINAL_FILES and 'backup_file_path' in locals() and Path(backup_file_path).exists():
try:
shutil.copy2(backup_file_path, md_file_path_obj)
print(f" [警告] 写入失败，已尝试从备份 {backup_file_path} 恢复。请检查文件。")
except Exception as restore_e:
print(f" [严重错误] 写入失败且恢复备份也失败: {restore_e}。原始文件可能已损坏，请从手动备份中恢复。")
else:
print(f" 文件 '{md_file_path_str}' 无需修改。")
print("-" * 30)
def main():
"""
主函数，遍历目录并处理 Markdown 文件。
"""
markdown_dir_path = Path(MARKDOWN_DIR)
if not markdown_dir_path.is_dir():
print(f"[错误] 指定的目录不存在或不是一个目录: {MARKDOWN_DIR}")
return
print(f"开始扫描目录: {markdown_dir_path}")
file_count = 0
for md_file in markdown_dir_path.rglob("*.md"):
if BACKUP_SUFFIX in md_file.name:
print(f"跳过备份文件: {md_file}")
continue
process_markdown_file(str(md_file))
file_count += 1
if file_count == 0:
print("在指定目录中未找到 .md 文件。")
else:
print(f"所有 {file_count} 个 Markdown 文件处理完毕。")
if __name__ == "__main__":
print("*********************************************************************")
print("* Typora 图片上传脚本 (Markdown & HTML) *")
print("*********************************************************************")
print("* 重要提示: *")
print("* 1. 请确保 PicGo 正在运行并已正确配置图床和Server。 *")
print("* 2. 脚本将修改 Markdown 文件中的本地图片链接。 *")
print(f"* 3. 配置的笔记目录: {MARKDOWN_DIR} *")
print(f"* 4. PicGo API: {PICGO_API_URL} *")
if BACKUP_ORIGINAL_FILES:
print(f"* 5. 原始文件将备份为 *.md{BACKUP_SUFFIX}。 *")
else:
print("* 5. 文件备份已禁用。 *")
print("* 6. 强烈建议在首次运行或对重要笔记操作前备份您的整个笔记目录。 *")
print("*********************************************************************\n")
if MARKDOWN_DIR == "/path/to/your/typora/notes":
print("[配置错误] 请务必修改脚本中的 `MARKDOWN_DIR`变量，指向你的 Typora 笔记目录！")
exit(1)
confirm = input(f"确认开始处理目录 '{MARKDOWN_DIR}' 下的 Markdown 文件吗? (yes/no): ").lower()
if confirm == 'yes':
print("脚本将在 3 秒后开始执行... 按 Ctrl+C 取消。")
try:
time.sleep(3)
main()
except KeyboardInterrupt:
print("\n操作已由用户取消。")
except Exception as e:
print(f"\n[严重错误] 脚本执行过程中发生意外错误: {e}")
else:
print("操作已取消。")
|