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+#!/usr/bin/python2
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+# -*- encoding: utf8 -*-
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+#
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+# The Qubes OS Project, http://www.qubes-os.org
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+#
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+# Copyright (C) 2010-2015 Joanna Rutkowska <joanna@invisiblethingslab.com>
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+# Copyright (C) 2015 Wojtek Porczyk <woju@invisiblethingslab.com>
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+#
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 2 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License along
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+# with this program; if not, write to the Free Software Foundation, Inc.,
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+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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+#
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+
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+# TODO merge printing with qvm-prefs
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+# TODO list only non-default properties
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+
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+from __future__ import print_function
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+
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+import argparse
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+import sys
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+import textwrap
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+
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+import qubes
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+import qubes.tools
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+import qubes.utils
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+
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+
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+parser = qubes.tools.QubesArgumentParser(
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+ want_force_root=True)
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+
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+parser.add_argument('--help-properties',
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+ action=qubes.tools.HelpPropertiesAction)
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+
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+parser.add_argument('property', metavar='PROPERTY',
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+ nargs='?',
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+ help='name of the property to show or change')
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+
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+parser_value = parser.add_mutually_exclusive_group()
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+
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+parser_value.add_argument('value', metavar='VALUE',
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+ nargs='?',
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+ help='new value of the property')
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+
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+parser.add_argument('--unset', '--default', '--delete', '-D',
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+ dest='delete',
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+ action='store_true',
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+ help='unset the property; if property has default value, it will be used'
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+ ' instead')
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+
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+
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+def main():
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+ args = parser.parse_args()
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+
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+ if args.property is None:
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+ properties = args.app.property_list()
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+ width = max(len(prop.__name__) for prop in properties)
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+
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+ for prop in sorted(properties):
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+ try:
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+ value = getattr(args.app, prop.__name__)
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+ except AttributeError:
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+ print('{name:{width}s} U'.format(
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+ name=prop.__name__, width=width))
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+ continue
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+
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+ if args.app.property_is_default(prop):
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+ print('{name:{width}s} D {value!r}'.format(
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+ name=prop.__name__, width=width, value=value))
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+ else:
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+ print('{name:{width}s} - {value!r}'.format(
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+ name=prop.__name__, width=width, value=value))
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+
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+ return True
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+
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+
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+ if args.value is not None:
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+ setattr(args.app, args.property, args.value)
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+ args.app.save()
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+ return True
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+
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+ if args.delete:
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+ delattr(args.app, args.property)
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+ args.app.save()
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+ return True
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+
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+
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+ print(str(getattr(args.app, args.property)))
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+
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+ return True
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+
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+
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+if __name__ == '__main__':
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+ sys.exit(not main())
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