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optionprovider.py
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optionprovider.py
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# -*- coding: utf-8 -*-
# This file is part of emesene.
#
# emesene 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.
#
# emesene 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 emesene; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import optparse
import extension
class MinimizedOption(object):
'''option parser'''
def option_register(self):
'''register the options to parse by the command line option parser'''
option = optparse.Option("-m", "--minimized",
action="count", dest="minimized", default=False,
help="Minimize emesene at start")
return option
extension.implements('option provider')(MinimizedOption)
extension.get_category('option provider').activate(MinimizedOption)
class SingleInstanceOption(object):
'''option parser'''
def option_register(self):
'''register the options to parse by the command line option parser'''
option = optparse.Option("-s", "--single",
action="count", dest="single_instance", default=False,
help="Allow only one instance of emesene")
return option
extension.implements('option provider')(SingleInstanceOption)
extension.get_category('option provider').activate(SingleInstanceOption)
class VerboseOption(object):
'''option parser'''
def option_register(self):
'''register the options to parse by the command line option parser'''
option = optparse.Option("-v", "--verbose",
action="count", dest="debuglevel", default=0,
help="Enable debug in console (add another -v to show debug)")
return option
extension.implements('option provider')(VerboseOption)
extension.get_category('option provider').activate(VerboseOption)
class ExtensionDefault(object):
'''extension to register options for extensions'''
def option_register(self):
'''register options'''
option = optparse.Option('--ext-default', '-e')
option.type = 'string' #well, it's a extName:defaultValue string
option.action = 'callback'
option.callback = self.set_default
option.help = 'Set the default extension by name'
option.nargs = 1
return option
def set_default(self, option, opt, value, parser):
'''set default extensions'''
for couple in value.split(';'):
category_name, ext_name = [strng.strip()\
for strng in couple.split(':', 2)]
if not extension.get_category(category_name)\
.set_default_by_name(ext_name):
print 'Error setting extension "%s" default session to "%s"'\
% (category_name, ext_name)
extension.implements('option provider')(ExtensionDefault)
extension.get_category('option provider').activate(ExtensionDefault)