251f8d2e9f
* If an exception is thrown, catch it and show a (somewhat) nice error message in the i3bar instead of the normal content * Add a flag "-d" for debugging into a debug log. Currently, this only logs commandline calls as they occur and their return values, as well as exceptions. fixes #58
90 lines
3.5 KiB
Python
90 lines
3.5 KiB
Python
"""Configuration handling
|
|
|
|
This module provides configuration information (loaded modules,
|
|
module parameters, etc.) to all other components
|
|
"""
|
|
|
|
import os
|
|
import sys
|
|
import logging
|
|
import argparse
|
|
import textwrap
|
|
import importlib
|
|
import bumblebee.store
|
|
|
|
MODULE_HELP = "Specify a space-separated list of modules to load. The order of the list determines their order in the i3bar (from left to right). Use <module>:<alias> to provide an alias in case you want to load the same module multiple times, but specify different parameters."
|
|
THEME_HELP = "Specify the theme to use for drawing modules"
|
|
PARAMETER_HELP = "Provide configuration parameters in the form of <module>.<key>=<value>"
|
|
LIST_HELP = "Display a list of either available themes or available modules along with their parameters."
|
|
DEBUG_HELP = "Enable debug log ('debug.log' located in the same directory as the bumblebee-status executable)"
|
|
|
|
class print_usage(argparse.Action):
|
|
def __init__(self, option_strings, dest, nargs=None, **kwargs):
|
|
argparse.Action.__init__(self, option_strings, dest, nargs, **kwargs)
|
|
self._indent = " "*2
|
|
|
|
def __call__(self, parser, namespace, value, option_string=None):
|
|
if value == "modules":
|
|
self.print_modules()
|
|
elif value == "themes":
|
|
self.print_themes()
|
|
sys.exit(0)
|
|
|
|
def print_themes(self):
|
|
print(textwrap.fill(", ".join(bumblebee.theme.themes()),
|
|
80, initial_indent = self._indent, subsequent_indent = self._indent
|
|
))
|
|
|
|
def print_modules(self):
|
|
for m in bumblebee.engine.all_modules():
|
|
mod = importlib.import_module("bumblebee.modules.{}".format(m["name"]))
|
|
print(textwrap.fill("{}:".format(m["name"]), 80,
|
|
initial_indent=self._indent*2, subsequent_indent=self._indent*2))
|
|
for line in mod.__doc__.split("\n"):
|
|
print(textwrap.fill(line, 80,
|
|
initial_indent=self._indent*3, subsequent_indent=self._indent*6))
|
|
|
|
def create_parser():
|
|
"""Create the argument parser"""
|
|
parser = argparse.ArgumentParser(description="display system data in the i3bar")
|
|
parser.add_argument("-m", "--modules", nargs="+", default=[],
|
|
help=MODULE_HELP)
|
|
parser.add_argument("-t", "--theme", default="default", help=THEME_HELP)
|
|
parser.add_argument("-p", "--parameters", nargs="+", default=[],
|
|
help=PARAMETER_HELP)
|
|
parser.add_argument("-l", "--list", choices=["modules", "themes"], action=print_usage,
|
|
help=LIST_HELP)
|
|
parser.add_argument("-d", "--debug", action="store_true",
|
|
help=DEBUG_HELP)
|
|
return parser
|
|
|
|
class Config(bumblebee.store.Store):
|
|
"""Top-level configuration class
|
|
|
|
Parses commandline arguments and provides non-module
|
|
specific configuration information.
|
|
"""
|
|
def __init__(self, args=None):
|
|
super(Config, self).__init__()
|
|
parser = create_parser()
|
|
self._args = parser.parse_args(args if args else [])
|
|
|
|
if not self._args.debug:
|
|
logger = logging.getLogger().disabled = True
|
|
|
|
for param in self._args.parameters:
|
|
key, value = param.split("=")
|
|
self.set(key, value)
|
|
|
|
def modules(self):
|
|
"""Return a list of all activated modules"""
|
|
return [{
|
|
"module": x.split(":")[0],
|
|
"name": x if not ":" in x else x.split(":")[1],
|
|
} for x in self._args.modules]
|
|
|
|
def theme(self):
|
|
"""Return the name of the selected theme"""
|
|
return self._args.theme
|
|
|
|
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
|