Files
computer/libs/python/computer-server/computer_server/handlers/generic.py
2025-07-01 10:58:24 -04:00

103 lines
3.7 KiB
Python

"""
Generic handlers for all OSes.
Includes:
- FileHandler
"""
from pathlib import Path
from typing import Dict, Any, Optional
from .base import BaseFileHandler
import base64
def resolve_path(path: str) -> Path:
"""Resolve a path to its absolute path. Expand ~ to the user's home directory."""
return Path(path).expanduser().resolve()
class GenericFileHandler(BaseFileHandler):
async def file_exists(self, path: str) -> Dict[str, Any]:
try:
return {"success": True, "exists": resolve_path(path).is_file()}
except Exception as e:
return {"success": False, "error": str(e)}
async def directory_exists(self, path: str) -> Dict[str, Any]:
try:
return {"success": True, "exists": resolve_path(path).is_dir()}
except Exception as e:
return {"success": False, "error": str(e)}
async def list_dir(self, path: str) -> Dict[str, Any]:
try:
return {"success": True, "files": [p.name for p in resolve_path(path).iterdir() if p.is_file() or p.is_dir()]}
except Exception as e:
return {"success": False, "error": str(e)}
async def read_text(self, path: str) -> Dict[str, Any]:
try:
return {"success": True, "content": resolve_path(path).read_text()}
except Exception as e:
return {"success": False, "error": str(e)}
async def write_text(self, path: str, content: str) -> Dict[str, Any]:
try:
resolve_path(path).write_text(content)
return {"success": True}
except Exception as e:
return {"success": False, "error": str(e)}
async def write_bytes(self, path: str, content_b64: str, append: bool = False) -> Dict[str, Any]:
try:
mode = 'ab' if append else 'wb'
with open(resolve_path(path), mode) as f:
f.write(base64.b64decode(content_b64))
return {"success": True}
except Exception as e:
return {"success": False, "error": str(e)}
async def read_bytes(self, path: str, offset: int = 0, length: Optional[int] = None) -> Dict[str, Any]:
try:
file_path = resolve_path(path)
with open(file_path, 'rb') as f:
if offset > 0:
f.seek(offset)
if length is not None:
content = f.read(length)
else:
content = f.read()
return {"success": True, "content_b64": base64.b64encode(content).decode('utf-8')}
except Exception as e:
return {"success": False, "error": str(e)}
async def get_file_size(self, path: str) -> Dict[str, Any]:
try:
file_path = resolve_path(path)
size = file_path.stat().st_size
return {"success": True, "size": size}
except Exception as e:
return {"success": False, "error": str(e)}
async def delete_file(self, path: str) -> Dict[str, Any]:
try:
resolve_path(path).unlink()
return {"success": True}
except Exception as e:
return {"success": False, "error": str(e)}
async def create_dir(self, path: str) -> Dict[str, Any]:
try:
resolve_path(path).mkdir(parents=True, exist_ok=True)
return {"success": True}
except Exception as e:
return {"success": False, "error": str(e)}
async def delete_dir(self, path: str) -> Dict[str, Any]:
try:
resolve_path(path).rmdir()
return {"success": True}
except Exception as e:
return {"success": False, "error": str(e)}