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Diffstat (limited to 'service/activityregistryservice.py')
-rw-r--r-- | service/activityregistryservice.py | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/service/activityregistryservice.py b/service/activityregistryservice.py new file mode 100644 index 0000000..9c2dda7 --- /dev/null +++ b/service/activityregistryservice.py @@ -0,0 +1,134 @@ +# Copyright (C) 2006-2007 Red Hat, Inc. +# Copyright (C) 2007 One Laptop Per Child +# +# This program 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 2 of the License, or +# (at your option) any later version. +# +# This program 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 this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +import dbus +import dbus.service + +import bundleregistry + +_ACTIVITY_REGISTRY_SERVICE_NAME = 'org.laptop.ActivityRegistry' +_ACTIVITY_REGISTRY_IFACE = 'org.laptop.ActivityRegistry' +_ACTIVITY_REGISTRY_PATH = '/org/laptop/ActivityRegistry' + +class ActivityRegistry(dbus.service.Object): + def __init__(self): + bus = dbus.SessionBus() + bus_name = dbus.service.BusName(_ACTIVITY_REGISTRY_SERVICE_NAME, bus=bus) + dbus.service.Object.__init__(self, bus_name, _ACTIVITY_REGISTRY_PATH) + + bundle_registry = bundleregistry.get_registry() + bundle_registry.connect('bundle-added', self._bundle_added_cb) + bundle_registry.connect('bundle-removed', self._bundle_removed_cb) + + @dbus.service.method(_ACTIVITY_REGISTRY_IFACE, + in_signature='s', out_signature='b') + def AddBundle(self, bundle_path): + '''Register the activity bundle with the global registry + + bundle_path -- path to the root directory of the activity bundle, + that is, the directory with activity/activity.info as a + child of the directory. + + The bundleregistry.BundleRegistry is responsible for setting + up a set of d-bus service mappings for each available activity. + ''' + registry = bundleregistry.get_registry() + return registry.add_bundle(bundle_path) + + @dbus.service.method(_ACTIVITY_REGISTRY_IFACE, + in_signature='s', out_signature='b') + def RemoveBundle(self, bundle_path): + '''Unregister the activity bundle with the global registry + + bundle_path -- path to the activity bundle root directory + ''' + registry = bundleregistry.get_registry() + return registry.remove_bundle(bundle_path) + + @dbus.service.method(_ACTIVITY_REGISTRY_IFACE, + in_signature='', out_signature='aa{sv}') + def GetActivities(self): + result = [] + registry = bundleregistry.get_registry() + for bundle in registry: + result.append(self._bundle_to_dict(bundle)) + return result + + @dbus.service.method(_ACTIVITY_REGISTRY_IFACE, + in_signature='s', out_signature='a{sv}') + def GetActivity(self, bundle_id): + registry = bundleregistry.get_registry() + bundle = registry.get_bundle(bundle_id) + if not bundle: + return {} + + return self._bundle_to_dict(bundle) + + @dbus.service.method(_ACTIVITY_REGISTRY_IFACE, + in_signature='s', out_signature='aa{sv}') + def FindActivity(self, name): + result = [] + key = name.lower() + + for bundle in bundleregistry.get_registry(): + name = bundle.get_name().lower() + bundle_id = bundle.get_bundle_id().lower() + if name.find(key) != -1 or bundle_id.find(key) != -1: + result.append(self._bundle_to_dict(bundle)) + + return result + + @dbus.service.method(_ACTIVITY_REGISTRY_IFACE, + in_signature='s', out_signature='aa{sv}') + def GetActivitiesForType(self, mime_type): + result = [] + registry = bundleregistry.get_registry() + for bundle in registry.get_activities_for_type(mime_type): + result.append(self._bundle_to_dict(bundle)) + return result + + @dbus.service.signal(_ACTIVITY_REGISTRY_IFACE, signature='a{sv}') + def ActivityAdded(self, activity_info): + pass + + @dbus.service.signal(_ACTIVITY_REGISTRY_IFACE, signature='a{sv}') + def ActivityRemoved(self, activity_info): + pass + + def _bundle_to_dict(self, bundle): + return {'name': bundle.get_name(), + 'icon': bundle.get_icon(), + 'bundle_id': bundle.get_bundle_id(), + 'version': bundle.get_activity_version(), + 'path': bundle.get_path(), + 'command': bundle.get_command(), + 'show_launcher': bundle.get_show_launcher()} + + def _bundle_added_cb(self, bundle_registry, bundle): + self.ActivityAdded(self._bundle_to_dict(bundle)) + + def _bundle_removed_cb(self, bundle_registry, bundle): + self.ActivityRemoved(self._bundle_to_dict(bundle)) + +_instance = None + +def get_instance(): + global _instance + if not _instance: + _instance = ActivityRegistry() + return _instance + |