Files
kiauh/kiauh/core/backup_manager/backup_manager.py
dw-0 41804f0eaa style: ruff format
Signed-off-by: Dominik Willner <th33xitus@gmail.com>
2025-03-09 08:32:14 +01:00

109 lines
3.8 KiB
Python

# ======================================================================= #
# Copyright (C) 2020 - 2025 Dominik Willner <th33xitus@gmail.com> #
# #
# This file is part of KIAUH - Klipper Installation And Update Helper #
# https://github.com/dw-0/kiauh #
# #
# This file may be distributed under the terms of the GNU GPLv3 license #
# ======================================================================= #
from __future__ import annotations
import shutil
from pathlib import Path
from typing import List
from core.backup_manager import BACKUP_ROOT_DIR
from core.logger import Logger
from utils.common import get_current_date
class BackupManagerException(Exception):
pass
# noinspection PyUnusedLocal
# noinspection PyMethodMayBeStatic
class BackupManager:
def __init__(self, backup_root_dir: Path = BACKUP_ROOT_DIR):
self._backup_root_dir: Path = backup_root_dir
self._ignore_folders: List[str] = []
@property
def backup_root_dir(self) -> Path:
return self._backup_root_dir
@backup_root_dir.setter
def backup_root_dir(self, value: Path):
self._backup_root_dir = value
@property
def ignore_folders(self) -> List[str]:
return self._ignore_folders
@ignore_folders.setter
def ignore_folders(self, value: List[str]):
self._ignore_folders = value
def backup_file(
self, file: Path, target: Path | None = None, custom_filename=None
) -> bool:
Logger.print_status(f"Creating backup of {file} ...")
if not file.exists():
Logger.print_info("File does not exist! Skipping ...")
return False
target = self.backup_root_dir if target is None else target
if Path(file).is_file():
date = get_current_date().get("date")
time = get_current_date().get("time")
filename = f"{file.stem}-{date}-{time}{file.suffix}"
filename = custom_filename if custom_filename is not None else filename
try:
Path(target).mkdir(exist_ok=True)
shutil.copyfile(file, target.joinpath(filename))
Logger.print_ok("Backup successful!")
return True
except OSError as e:
Logger.print_error(f"Unable to backup '{file}':\n{e}")
return False
else:
Logger.print_info(f"File '{file}' not found ...")
return False
def backup_directory(
self, name: str, source: Path, target: Path | None = None
) -> Path | None:
Logger.print_status(f"Creating backup of {name} in {target} ...")
if source is None or not Path(source).exists():
Logger.print_info("Source directory does not exist! Skipping ...")
return None
target = self.backup_root_dir if target is None else target
try:
date = get_current_date().get("date")
time = get_current_date().get("time")
backup_target = target.joinpath(f"{name.lower()}-{date}-{time}")
shutil.copytree(
source,
backup_target,
ignore=self.ignore_folders_func,
ignore_dangling_symlinks=True,
)
Logger.print_ok("Backup successful!")
return backup_target
except OSError as e:
Logger.print_error(f"Unable to backup directory '{source}':\n{e}")
raise BackupManagerException(f"Unable to backup directory '{source}':\n{e}")
def ignore_folders_func(self, dirpath, filenames) -> List[str]:
return (
[f for f in filenames if f in self._ignore_folders]
if self._ignore_folders
else []
)