91 lines
2.3 KiB
Python
91 lines
2.3 KiB
Python
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# -*- coding: utf-8 -*-
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# Copyright 2015 Mike Fährmann
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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"""Global configuration module"""
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import sys
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import json
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import os.path
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import platform
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# --------------------------------------------------------------------
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# public interface
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def load(*files):
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"""Load JSON configuration files"""
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configfiles = files or _default_configs
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for conf in configfiles:
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try:
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path = os.path.expanduser(conf)
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with open(path) as file:
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confdict = json.load(file)
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_config.update(confdict)
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except FileNotFoundError:
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continue
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except json.decoder.JSONDecodeError as exception:
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print("Error while loading '", path, "':", sep="", file=sys.stderr)
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print(exception, file=sys.stderr)
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def clear():
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"""Reset configuration to en empty state"""
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globals()["_config"] = {}
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def get(key, default=None):
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"""Get the value of property 'key' or a default-value if it doenst exist"""
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conf = _config
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try:
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for k in key.split("."):
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conf = conf[k]
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return conf
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except (KeyError, AttributeError):
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return default
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def interpolate(key, default=None):
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"""Interpolate the value of 'key'"""
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conf = _config
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keys = key.split(".")
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try:
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for k in keys:
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default = conf.get(keys[-1], default)
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conf = conf[k]
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return conf
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except (KeyError, AttributeError):
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return default
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def set(key, value):
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"""Set the value of property 'key' for this session"""
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conf = _config
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keys = key.split(".")
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for k in keys[:-1]:
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try:
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conf = conf[k]
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except KeyError:
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temp = {}
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conf[k] = temp
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conf = temp
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conf[keys[-1]] = value
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# --------------------------------------------------------------------
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# internals
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_config = {}
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if platform.system() == "Windows":
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_default_configs = [
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r"~\.config\gallery-dl.conf",
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r"~\.gallery-dl.conf",
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]
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else:
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_default_configs = [
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"/etc/gallery-dl.conf",
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"~/.config/gallery/config.json",
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"~/.config/gallery-dl.conf",
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"~/.gallery-dl.conf",
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]
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