sugar-toolkit-gtk3/sugar/activity/bundle.py
2007-05-31 11:30:16 +02:00

181 lines
5.8 KiB
Python

# Copyright (C) 2007, Red Hat, Inc.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
"""Metadata description of a given application/activity"""
import logging
import locale
import os
from ConfigParser import ConfigParser
from sugar import env
_PYTHON_FACTORY='sugar-activity-factory'
class Bundle:
"""Metadata description of a given application/activity
The metadata is normally read from an activity.info file,
which is an INI-style configuration file read using the
standard Python ConfigParser module.
The format reference for the Bundle definition files is
available for further reference:
http://wiki.laptop.org/go/Activity_bundles
"""
def __init__(self, path):
self._name = None
self._icon = None
self._service_name = None
self._mime_types = None
self._show_launcher = True
self._valid = True
self._path = path
self._activity_version = 0
info_path = os.path.join(path, 'activity', 'activity.info')
if os.path.isfile(info_path):
self._parse_info(info_path)
else:
self._valid = False
linfo_path = self._get_linfo_path()
if linfo_path and os.path.isfile(linfo_path):
self._parse_linfo(linfo_path)
def _parse_info(self, info_path):
cp = ConfigParser()
cp.read([info_path])
section = 'Activity'
if cp.has_option(section, 'service_name'):
self._service_name = cp.get(section, 'service_name')
else:
self._valid = False
logging.error('%s must specify a service name' % self._path)
if cp.has_option(section, 'name'):
self._name = cp.get(section, 'name')
else:
self._valid = False
logging.error('%s must specify a name' % self._path)
if cp.has_option(section, 'class'):
self._class = cp.get(section, 'class')
self._exec = '%s --bundle-path="%s"' % (
env.get_bin_path(_PYTHON_FACTORY), self._path)
elif cp.has_option(section, 'exec'):
self._class = None
cmdline = cp.get(section, 'exec')
cmdline = os.path.join(self._path, cmdline)
cmdline = cmdline.replace('$SUGAR_BUNDLE_PATH', self._path)
cmdline = os.path.expandvars(cmdline)
self._exec = cmdline
else:
self._exec = None
self._valid = False
logging.error('%s must specify exec or class' % self._path)
if cp.has_option(section, 'mime_types'):
mime_list = cp.get(section, 'show_launcher')
self._mime_types = mime_list.strip(';')
if cp.has_option(section, 'show_launcher'):
if cp.get(section, 'show_launcher') == 'no':
self._show_launcher = False
if cp.has_option(section, 'icon'):
icon = cp.get(section, 'icon')
activity_path = os.path.join(self._path, 'activity')
self._icon = os.path.join(activity_path, icon + ".svg")
if cp.has_option(section, 'activity_version'):
self._activity_version = int(cp.get(section, 'activity_version'))
def _parse_linfo(self, linfo_path):
cp = ConfigParser()
cp.read([linfo_path])
section = 'Activity'
if cp.has_option(section, 'name'):
self._name = cp.get(section, 'name')
def _get_linfo_path(self):
path = None
lang = locale.getdefaultlocale()[0]
if lang != None:
path = os.path.join(self.get_locale_path(), lang)
if not os.path.isdir(path):
path = os.path.join(self._path, 'locale', lang[:2])
if not os.path.isdir(path):
path = None
if path:
return os.path.join(path, 'activity.linfo')
else:
return None
def is_valid(self):
return self._valid
def get_locale_path(self):
"""Get the locale path inside the activity bundle."""
return os.path.join(self._path, 'locale')
def get_icons_path(self):
"""Get the icons path inside the activity bundle."""
return os.path.join(self._path, 'icons')
def get_path(self):
"""Get the activity bundle path."""
return self._path
def get_name(self):
"""Get the activity user visible name."""
return self._name
def get_service_name(self):
"""Get the activity service name"""
return self._service_name
def get_icon(self):
"""Get the activity icon name"""
return self._icon
def get_activity_version(self):
"""Get the activity version"""
return self._activity_version
def get_exec(self):
"""Get the command to execute to launch the activity factory"""
return self._exec
def get_class(self):
"""Get the main Activity class"""
return self._class
def get_mime_types(self):
"""Get the MIME types supported by the activity"""
return self._mime_types
def get_show_launcher(self):
"""Get whether there should be a visible launcher for the activity"""
return self._show_launcher