lightcards/config.py

   1 # Parse lightcards config file
   2 # Armaan Bhojwani 2021
   3
   4 import sys
   5 from pathlib import Path
   6 import os
   7
   8
   9 class ConfigException(BaseException):
  10     def __init__(self, message):
  11         self.message = message
  12         print(f"lightcards: {self.message}")
  13         sys.exit(4)
  14
  15
  16 def find_file(file):
  17     file = str(file)
  18     local_xdg = f"{os.path.expanduser('~')}/{os.environ.get('XDG_CACHE_HOME')}/lightcards/config.py"
  19     local = f"{os.path.expanduser('~')}/.config/lightcards/config.py"
  20     world = "/etc/lightcards/config.py"
  21     world_default = "/usr/share/doc/lightcards/config.py"
  22     local_default = (
  23         f"{os.path.expanduser('~')}/.local/share/doc/lightcards/config.py"
  24     )
  25
  26     if os.path.exists(file):
  27         return file
  28     elif os.path.exists(local_xdg):
  29         return local_xdg
  30     elif os.path.exists(local):
  31         return local
  32     elif os.path.exists(world):
  33         return world
  34     elif os.path.exists(world_default):
  35         return world_default
  36     elif os.path.exists(local_default):
  37         return local_default
  38
  39
  40 def read_file(file):
  41     config = {}
  42     exec(Path(str(find_file(file))).read_text(), {}, config)
  43
  44     return config