57 lines
2.0 KiB
Python
57 lines
2.0 KiB
Python
from configparser import RawConfigParser
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from os import environ
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from .maybe import Maybe
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from pathlib import Path
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from itertools import chain
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from dataclasses import dataclass
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from typing import Optional
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_config_file_name = 'client.properties'
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@dataclass
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class Config:
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server_url: str
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auth_server_url: str
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repo_folders: tuple[Path, ...]
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config_file_candidates = [
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(Maybe.of(Path('/etc') / 'jpacrepo' / _config_file_name)
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.filter(Path.exists)),
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(Maybe.of_nullable(environ.get('XDG_CONFIG_HOME', None))
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.map(Path)
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.map(lambda xdg_config_home: xdg_config_home / 'jpacrepo' / _config_file_name)
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.filter(Path.exists)),
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(Maybe.of_nullable(environ['HOME'])
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.map(Path)
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.map(lambda home: home / '.config' / _config_file_name)
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.filter(Path.exists))
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]
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def load_configuration() -> Config:
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main_section = 'main'
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server_url: Optional[str] = None
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auth_server_url: Optional[str] = None
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repo_folders: list[Path] = []
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for config_file_maybe in config_file_candidates:
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def process_configuration(config_file: Path) -> None:
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nonlocal server_url
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nonlocal auth_server_url
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config = RawConfigParser()
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with open(config_file, 'r') as lines:
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config.read_file(chain((f'[{main_section}]',), lines))
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(Maybe.of_nullable(config.get(main_section, 'RepoFolder', fallback=None))
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.map(lambda v: v.format(**environ))
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.map(Path)
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.if_present(repo_folders.append))
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server_url = config.get(main_section, 'ServerURL', fallback=server_url)
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auth_server_url = config.get(main_section, 'AuthServerURL', fallback=auth_server_url)
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config_file_maybe.if_present(process_configuration)
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return Config(server_url or 'https://woggioni.net/jpacrepo/',
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auth_server_url or 'https://woggioni.net/auth/realms/woggioni.net',
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tuple(repo_folders) or (Path('/var/cache/pacman/pkg'),)
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)
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