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# vim: set fileencoding=utf-8 :
#
# (C) 2006,2007 Guido Guenther <agx@sigxcpu.org>
"""handles command line and config file option parsing for the gbp commands"""
from optparse import OptionParser
from ConfigParser import SafeConfigParser
import os.path
class GbpOptionParser(OptionParser):
"""
Handles commandline options and parsing of config files
@ivar command: the gbp command we store the options for
@type command: string
@ivar prefix: prefix to prepend to all commandline options
@type prefix: string
@ivar config: current configuration parameters
@type config: dict
@cvar defaults: defaults value of an option if not in the config file or
given on the command line
@type defaults: dict
@cvar config_files: list of config files we parse
@type config_files: list
"""
defaults={ 'builder' : 'debuild',
'cleaner' : 'debuild clean',
'debian-branch' : 'master',
'upstream-branch' : 'upstream',
'sign-tags' : '', # empty means False
'keyid' : '',
'posttag' : '',
'debian-tag' : 'debian/%(version)s',
'upstream-tag' : 'upstream/%(version)s',
}
config_files=['/etc/git-buildpackage/gbp.conf',
os.path.expanduser('~/.gbp.conf'),
'.git/gbp.conf' ]
def __parse_config_files(self):
"""parse the possible config files and set appropriate values default values"""
parser=SafeConfigParser(self.defaults)
parser.read(self.config_files)
self.config=dict(parser.defaults())
if parser.has_section(self.command):
self.config=dict(parser.items(self.command, raw=True))
def __init__(self, command, prefix='', usage=None):
self.command=command
self.prefix=prefix
self.__parse_config_files()
OptionParser.__init__(self, usage=usage)
def add_config_file_option(self, option_name, dest, help, **kwargs):
"""
set a option for the command line parser, the default is read from the config file
@var option_name: name of the option
@type option_name: string
@var dest: where to store this option
@type dest: string
@var help: help text
@type help: string
"""
OptionParser.add_option(self,"--%s%s" % (self.prefix, option_name), dest=dest,
default=self.config[option_name],
help=help % self.config, **kwargs)
# vim:et:ts=4:sw=4:
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