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# vim: set fileencoding=utf-8 :
#
# (C) 2014 Guido Guenther <agx@sigxcpu.org>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
"""Query and display config file values"""
import configparser
import sys
import os, os.path
from gbp.config import (GbpOptionParser, GbpOptionGroup)
from gbp.errors import GbpError
from gbp.scripts.supercommand import import_command
import gbp.log
def build_parser(name):
try:
parser = GbpOptionParser(command=os.path.basename(name), prefix='',
usage='%prog [options] command[.optionname] - display configuration settings')
except configparser.ParsingError as err:
gbp.log.err(err)
return None
parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False,
help="verbose command execution")
parser.add_config_file_option(option_name="color", dest="color", type='tristate')
parser.add_config_file_option(option_name="color-scheme",
dest="color_scheme")
return parser
def parse_args(argv):
parser = build_parser(argv[0])
if not parser:
return None, None
return parser.parse_args(argv)
def parse_cmd_config(command):
"""Make a command parse it's config files"""
parser = GbpOptionParser(command)
parser.parse_config_files()
return parser
def print_cmd_single_value(query, printer):
"""Print a single configuration value of a command
@param query: the cmd to print the value for
@param printer: the printer to output the value
"""
try:
cmd, option = query.split('.')
except ValueError:
return 2
parser = parse_cmd_config(cmd)
value = parser.get_config_file_value(option)
printer("%s=%s" % (query, value))
return 0 if value else 1
def print_cmd_all_values(cmd, printer):
"""
Print all configuration values of a command
@param cmd: the cmd to print the values for
@param printer: the printer to output the values
"""
if not cmd:
return 2
try:
# Populae the parset to get a list of
# valid options
module = import_command(cmd)
parser = module.build_parser(cmd)
except (AttributeError, ImportError):
return 2
for option in parser.valid_options:
value = parser.get_config_file_value(option)
if value != '':
printer("%s.%s=%s" % (cmd, option, value))
return 0
def value_printer(value):
if (value):
print(value)
def main(argv):
retval = 1
(options, args) = parse_args(argv)
gbp.log.setup(options.color, options.verbose, options.color_scheme)
if not args:
gbp.log.error("No command given")
return 2
elif len(args) != 2:
gbp.log.error("Can only take a command or command.optionname, check --help")
return 2
else:
query = args[1]
if '.' in query:
retval = print_cmd_single_value(query, value_printer)
else:
retval = print_cmd_all_values(query, value_printer)
return retval
if __name__ == '__main__':
sys.exit(main(sys.argv))
# vim:et:ts=4:sw=4:et:sts=4:ai:set list listchars=tab\:»·,trail\:·:
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