b82c9c2c2f
(Make it so you can build a Bundle object from the zip file but still use its uninstall() method to uninstall the unzipped version.)
286 lines
10 KiB
Python
286 lines
10 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.
|
|
|
|
"""Sugar activity bundles"""
|
|
|
|
from ConfigParser import ConfigParser
|
|
import locale
|
|
import os
|
|
import tempfile
|
|
|
|
from sugar.bundle.bundle import Bundle, MalformedBundleException
|
|
from sugar import activity
|
|
from sugar import env
|
|
|
|
_PYTHON_FACTORY='sugar-activity-factory'
|
|
|
|
class ActivityBundle(Bundle):
|
|
"""A Sugar activity bundle
|
|
|
|
See http://wiki.laptop.org/go/Activity_bundles for details
|
|
"""
|
|
|
|
MIME_TYPE = 'application/vnd.olpc-sugar'
|
|
DEPRECATED_MIME_TYPE = 'application/vnd.olpc-x-sugar'
|
|
|
|
_zipped_extension = '.xo'
|
|
_unzipped_extension = '.activity'
|
|
_infodir = 'activity'
|
|
|
|
def __init__(self, path):
|
|
Bundle.__init__(self, path)
|
|
self.activity_class = None
|
|
self.bundle_exec = None
|
|
|
|
self._name = None
|
|
self._icon = None
|
|
self._service_name = None
|
|
self._mime_types = None
|
|
self._show_launcher = True
|
|
self._activity_version = 0
|
|
|
|
info_file = self._get_file('activity/activity.info')
|
|
if info_file is None:
|
|
raise MalformedBundleException('No activity.info file')
|
|
self._parse_info(info_file)
|
|
|
|
linfo_file = self._get_linfo_file()
|
|
if linfo_file:
|
|
self._parse_linfo(linfo_file)
|
|
|
|
def _parse_info(self, info_file):
|
|
cp = ConfigParser()
|
|
cp.readfp(info_file)
|
|
|
|
section = 'Activity'
|
|
|
|
if cp.has_option(section, 'service_name'):
|
|
self._service_name = cp.get(section, 'service_name')
|
|
else:
|
|
raise MalformedBundleException(
|
|
'Activity bundle %s does not specify a service name' %
|
|
self._path)
|
|
|
|
if cp.has_option(section, 'name'):
|
|
self._name = cp.get(section, 'name')
|
|
else:
|
|
raise MalformedBundleException(
|
|
'Activity bundle %s does not specify a name' % self._path)
|
|
|
|
if cp.has_option(section, 'class'):
|
|
self.activity_class = cp.get(section, 'class')
|
|
elif cp.has_option(section, 'exec'):
|
|
self.bundle_exec = cp.get(section, 'exec')
|
|
else:
|
|
raise MalformedBundleException(
|
|
'Activity bundle %s must specify either class or exec' %
|
|
self._path)
|
|
|
|
if cp.has_option(section, 'mime_types'):
|
|
mime_list = cp.get(section, 'mime_types')
|
|
self._mime_types = mime_list.strip(';').split(';')
|
|
|
|
if cp.has_option(section, 'show_launcher'):
|
|
if cp.get(section, 'show_launcher') == 'no':
|
|
self._show_launcher = False
|
|
|
|
if cp.has_option(section, 'icon'):
|
|
self._icon = cp.get(section, 'icon')
|
|
|
|
if cp.has_option(section, 'activity_version'):
|
|
version = cp.get(section, 'activity_version')
|
|
try:
|
|
self._activity_version = int(version)
|
|
except ValueError:
|
|
raise MalformedBundleException(
|
|
'Activity bundle %s has invalid version number %s' %
|
|
(self._path, version))
|
|
|
|
def _get_linfo_file(self):
|
|
lang = locale.getdefaultlocale()[0]
|
|
if not lang:
|
|
return None
|
|
|
|
linfo_path = os.path.join('locale', lang, 'activity.linfo')
|
|
linfo_file = self._get_file(linfo_path)
|
|
if linfo_file is not None:
|
|
return linfo_file
|
|
|
|
linfo_path = os.path.join('locale', lang[:2], 'activity.linfo')
|
|
linfo_file = self._get_file(linfo_path)
|
|
if linfo_file is not None:
|
|
return linfo_file
|
|
|
|
return None
|
|
|
|
def _parse_linfo(self, linfo_file):
|
|
cp = ConfigParser()
|
|
cp.readfp(linfo_file)
|
|
|
|
section = 'Activity'
|
|
|
|
if cp.has_option(section, 'name'):
|
|
self._name = cp.get(section, 'name')
|
|
|
|
def get_locale_path(self):
|
|
"""Get the locale path inside the (installed) activity bundle."""
|
|
if not self._unpacked:
|
|
raise NotInstalledException
|
|
return os.path.join(self._path, 'locale')
|
|
|
|
def get_icons_path(self):
|
|
"""Get the icons path inside the (installed) activity bundle."""
|
|
if not self._unpacked:
|
|
raise NotInstalledException
|
|
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
|
|
|
|
# FIXME: this should return the icon data, not a filename, so that
|
|
# we don't need to create a temp file in the zip case
|
|
def get_icon(self):
|
|
"""Get the activity icon name"""
|
|
icon_path = os.path.join('activity', self._icon + '.svg')
|
|
if self._unpacked:
|
|
return os.path.join(self._path, icon_path)
|
|
else:
|
|
icon_data = self._get_file(icon_path).read()
|
|
temp_file, temp_file_path = tempfile.mkstemp(self._icon)
|
|
os.write(temp_file, icon_data)
|
|
os.close(temp_file)
|
|
return temp_file_path
|
|
|
|
def get_activity_version(self):
|
|
"""Get the activity version"""
|
|
return self._activity_version
|
|
|
|
def get_command(self):
|
|
"""Get the command to execute to launch the activity factory"""
|
|
if self.bundle_exec:
|
|
command = os.path.join(self._path, self.bundle_exec)
|
|
command = command.replace('$SUGAR_BUNDLE_PATH', self._path)
|
|
command = os.path.expandvars(command)
|
|
else:
|
|
command = '%s --bundle-path="%s"' % (
|
|
env.get_bin_path(_PYTHON_FACTORY), self._path)
|
|
|
|
return command
|
|
|
|
|
|
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
|
|
|
|
def is_installed(self):
|
|
if activity.get_registry().get_activity(self._service_name):
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def install(self):
|
|
if self.is_installed():
|
|
raise AlreadyInstalledException
|
|
|
|
install_dir = env.get_user_activities_path()
|
|
self._unzip(install_dir)
|
|
|
|
install_path = os.path.join(install_dir, self._zip_root_dir)
|
|
|
|
xdg_data_home = os.getenv('XDG_DATA_HOME', os.path.expanduser('~/.local/share'))
|
|
|
|
mime_path = os.path.join(install_path, 'activity', 'mimetypes.xml')
|
|
if os.path.isfile(mime_path):
|
|
mime_dir = os.path.join(xdg_data_home, 'mime')
|
|
mime_pkg_dir = os.path.join(mime_dir, 'packages')
|
|
if not os.path.isdir(mime_pkg_dir):
|
|
os.makedirs(mime_pkg_dir)
|
|
installed_mime_path = os.path.join(mime_pkg_dir, '%s.xml' % self._service_name)
|
|
os.symlink(mime_path, installed_mime_path)
|
|
os.spawnlp(os.P_WAIT, 'update-mime-database',
|
|
'update-mime-database', mime_dir)
|
|
|
|
mime_types = self.get_mime_types()
|
|
if mime_types is not None:
|
|
installed_icons_dir = os.path.join(xdg_data_home,
|
|
'icons/sugar/scalable/mimetypes')
|
|
if not os.path.isdir(installed_icons_dir):
|
|
os.makedirs(installed_icons_dir)
|
|
|
|
for mime_type in mime_types:
|
|
mime_icon_base = os.path.join(install_path, 'activity',
|
|
mime_type.replace('/', '-'))
|
|
svg_file = mime_icon_base + '.svg'
|
|
info_file = mime_icon_base + '.icon'
|
|
if os.path.isfile(svg_file):
|
|
os.symlink(svg_file,
|
|
os.path.join(installed_icons_dir,
|
|
os.path.basename(svg_file)))
|
|
if os.path.isfile(info_file):
|
|
os.symlink(info_file,
|
|
os.path.join(installed_icons_dir,
|
|
os.path.basename(info_file)))
|
|
|
|
if not activity.get_registry().add_bundle(install_path):
|
|
raise RegistrationException
|
|
|
|
def uninstall(self):
|
|
if self._unpacked:
|
|
install_path = self._path
|
|
else:
|
|
if not self.is_installed():
|
|
raise NotInstalledException
|
|
install_path = os.path.join(env.get_user_activities_path(),
|
|
self._zip_root_dir)
|
|
|
|
xdg_data_home = os.getenv('XDG_DATA_HOME', os.path.expanduser('~/.local/share'))
|
|
|
|
mime_dir = os.path.join(xdg_data_home, 'mime')
|
|
installed_mime_path = os.path.join(mime_dir, 'packages', '%s.xml' % self._service_name)
|
|
if os.path.exists(installed_mime_path):
|
|
os.remove(installed_mime_path)
|
|
os.spawnlp(os.P_WAIT, 'update-mime-database',
|
|
'update-mime-database', mime_dir)
|
|
|
|
mime_types = self.get_mime_types()
|
|
if mime_types is not None:
|
|
installed_icons_dir = os.path.join(xdg_data_home,
|
|
'icons/sugar/scalable/mimetypes')
|
|
for file in os.listdir(installed_icons_dir):
|
|
path = os.path.join(installed_icons_dir, file)
|
|
if os.path.islink(path) and \
|
|
os.readlink(path).startswith(install_path):
|
|
os.remove(path)
|
|
|
|
self._uninstall(install_path)
|
|
|
|
# FIXME: notify shell
|
|
|