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# Copyright (C) 2009-2013 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# GNU Mailman 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 3 of the License, or (at your option)
# any later version.
#
# GNU Mailman 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
# GNU Mailman. If not, see <http://www.gnu.org/licenses/>.
"""Print the mailman configuration."""
from __future__ import absolute_import, print_function, unicode_literals
__metaclass__ = type
__all__ = [
'Mailmanconf'
]
import sys
from zope.interface import implementer
from lazr.config._config import Section
from mailman.config import config
from mailman.core.i18n import _
from mailman.interfaces.command import ICLISubCommand
@implementer(ICLISubCommand)
class Mailmanconf:
"""Print the mailman configuration."""
name = 'mailmanconf'
def add(self, parser, command_parser):
self.parser = parser
"""See `ICLISubCommand`."""
command_parser.add_argument(
'-o', '--output',
action='store', help=_("""\
File to send the output to. If not given, standard output is
used."""))
command_parser.add_argument(
'-s', '--section',
action='store', help=_("Section to use for the lookup (optional)."))
command_parser.add_argument(
'-k', '--key',
action='store', help=_("Key to use for the lookup (optional)."))
def __get_section(self, section):
return getattr(config, section)
def __get_value(self, section, key):
return getattr(getattr(config, section), key)
def __print_full_syntax(self, section, key, value, output):
print('[{0}] {1}: {2}'.format(section, key, value), file=output)
def __show_section_error(self, section):
self.parser.error('No such section: {0}'.format(section))
def process(self, args):
"""See `ICLISubCommand`."""
if args.output is None:
output = sys.stdout
else:
# We don't need to close output because that will happen
# automatically when the script exits.
output = open(args.output, 'w')
# Both section and key are given, we can directly look up the value
if args.section is not None and args.key is not None:
try:
section = self.__get_section(args.section)
except AttributeError:
self.__show_section_error(args.section)
try:
value = self.__get_key(section, args.key)
except AttributeError:
self.parser.error('No such key: {0}'.format(args.key))
print(value, file=output)
elif args.section is not None and args.key is None:
try:
# not all the attributes in config are actual sections,
# so we have to check their types first and display an
# error if the given section is not really a section
if isinstance(getattr(config, args.section), Section):
for key in getattr(config, args.section):
self.__print_full_syntax(args.section, key, self.__get_value(args.section, key), output)
else:
self.__show_section_error(args.section)
except AttributeError:
self.__show_section_error(args.section)
elif args.section is None and args.key is not None:
for section in config.schema._section_schemas:
# We have to ensure that the current section actually exists and
# that it contains the given key
if hasattr(config, section) and hasattr(getattr(config, section), args.key):
self.__print_full_syntax(section, args.key, self.__get_value(section, args.key), output)
# Just display all the sections and their corresponding key/value pairs.
# However, we have to make sure that the current sections and key
# which are being looked up actually exist before trying to print them.
elif args.section is None and args.key is None:
section_schemas = config.schema._section_schemas
for section in section_schemas:
if hasattr(config, section):
current_section = getattr(config, section)
for key in current_section:
if hasattr(current_section, key):
self.__print_full_syntax(section, key, self.__get_value(section, key), output)
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