Files
nmreval/src/gui_qt/lib/starter.py
2023-04-19 18:33:11 +02:00

101 lines
2.5 KiB
Python

from __future__ import annotations
import re
from shutil import copyfile
from pathlib import Path
import os
from configparser import ConfigParser
from importlib.resources import path as resource_path
from nmreval.configs import config_paths
from nmreval.lib.logger import logger
def make_starter(app_file: str | None):
if app_file is not None:
make_starter_appimage(Path(app_file))
else:
make_starter_src()
def make_starter_appimage(app_file: Path):
new_path = Path.home() / '.local' / 'bin'
if not new_path.exists():
new_path.mkdir(parents=True)
new_path /= app_file.name
if app_file != new_path:
app_file.rename(new_path)
create_desktop_file(new_path)
def make_starter_src():
home = Path.home()
p = Path.home()
for p in Path(__file__).parents:
if p.stem == 'src':
break
elif p == home:
break
success = p != Path.home()
if success:
bin_path = p.with_name('bin') / 'evaluate.py'
success = bin_path.exists()
if not success:
logger.warning('Location of evaluate.py could not be determined')
return False
create_desktop_file(bin_path)
def create_desktop_file(new_path: Path):
logo_path = config_paths() / 'logo.png'
if not logo_path.exists():
with resource_path('resources', 'logo.png') as fp:
copyfile(fp, logo_path)
desktop_entry = f"""\
[Desktop Entry]
Name=NMReval
Comment=Best program ever (maybe)
Exec={new_path}
Icon={logo_path}
Type=Application
Terminal=false
Categories=Science;NumericalAnalysis;Physics;DataVisualization;Other;
NoDisplay=false
"""
file_name = 'pkm.vogel.nmreval.desktop'
with Path('~/.local/share/applications/', file_name).expanduser().open('w') as f:
f.write(desktop_entry)
desktop_dir = get_xkg_user_dirs('desktop')
if desktop_dir is not None:
desk_file = Path(desktop_dir, file_name)
with desk_file.open('w') as f:
f.write(desktop_entry)
desk_file.chmod(0o755)
def get_xkg_user_dirs(dir_type: str) -> str | None:
xdg_conf_home = os.getenv('XDG_CONFIG_HOME') or str(Path.home() / '.config')
with Path(xdg_conf_home, 'user-dirs.dirs').open('r') as f:
conf_string = '[XDG_USER_DIRS]\n' + f.read()
conf_string = re.sub(r'\$HOME', str(Path.home()), conf_string)
conf_string = re.sub('"', '', conf_string)
config = ConfigParser()
config.read_string(conf_string)
return config['XDG_USER_DIRS'].get(f'xdg_{dir_type}_dir')
if __name__ == '__main__':
make_starter()