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135 lines
5.0 KiB
Python
135 lines
5.0 KiB
Python
# Copyright (C) 2006-2007 Red Hat, Inc.
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# Copyright (C) 2007 One Laptop Per Child
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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
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import dbus
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import dbus.service
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import bundleregistry
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_ACTIVITY_REGISTRY_SERVICE_NAME = 'org.laptop.ActivityRegistry'
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_ACTIVITY_REGISTRY_IFACE = 'org.laptop.ActivityRegistry'
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_ACTIVITY_REGISTRY_PATH = '/org/laptop/ActivityRegistry'
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class ActivityRegistry(dbus.service.Object):
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def __init__(self):
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bus = dbus.SessionBus()
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bus_name = dbus.service.BusName(_ACTIVITY_REGISTRY_SERVICE_NAME, bus=bus)
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dbus.service.Object.__init__(self, bus_name, _ACTIVITY_REGISTRY_PATH)
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bundle_registry = bundleregistry.get_registry()
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bundle_registry.connect('bundle-added', self._bundle_added_cb)
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bundle_registry.connect('bundle-removed', self._bundle_removed_cb)
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@dbus.service.method(_ACTIVITY_REGISTRY_IFACE,
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in_signature='s', out_signature='b')
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def AddBundle(self, bundle_path):
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'''Register the activity bundle with the global registry
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bundle_path -- path to the root directory of the activity bundle,
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that is, the directory with activity/activity.info as a
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child of the directory.
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The bundleregistry.BundleRegistry is responsible for setting
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up a set of d-bus service mappings for each available activity.
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'''
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registry = bundleregistry.get_registry()
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return registry.add_bundle(bundle_path)
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@dbus.service.method(_ACTIVITY_REGISTRY_IFACE,
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in_signature='s', out_signature='b')
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def RemoveBundle(self, bundle_path):
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'''Unregister the activity bundle with the global registry
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bundle_path -- path to the activity bundle root directory
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'''
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registry = bundleregistry.get_registry()
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return registry.remove_bundle(bundle_path)
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@dbus.service.method(_ACTIVITY_REGISTRY_IFACE,
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in_signature='', out_signature='aa{sv}')
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def GetActivities(self):
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result = []
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registry = bundleregistry.get_registry()
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for bundle in registry:
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result.append(self._bundle_to_dict(bundle))
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return result
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@dbus.service.method(_ACTIVITY_REGISTRY_IFACE,
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in_signature='s', out_signature='a{sv}')
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def GetActivity(self, bundle_id):
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registry = bundleregistry.get_registry()
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bundle = registry.get_bundle(bundle_id)
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if not bundle:
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return {}
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return self._bundle_to_dict(bundle)
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@dbus.service.method(_ACTIVITY_REGISTRY_IFACE,
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in_signature='s', out_signature='aa{sv}')
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def FindActivity(self, name):
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result = []
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key = name.lower()
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for bundle in bundleregistry.get_registry():
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name = bundle.get_name().lower()
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bundle_id = bundle.get_bundle_id().lower()
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if name.find(key) != -1 or bundle_id.find(key) != -1:
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result.append(self._bundle_to_dict(bundle))
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return result
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@dbus.service.method(_ACTIVITY_REGISTRY_IFACE,
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in_signature='s', out_signature='aa{sv}')
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def GetActivitiesForType(self, mime_type):
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result = []
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registry = bundleregistry.get_registry()
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for bundle in registry.get_activities_for_type(mime_type):
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result.append(self._bundle_to_dict(bundle))
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return result
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@dbus.service.signal(_ACTIVITY_REGISTRY_IFACE, signature='a{sv}')
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def ActivityAdded(self, activity_info):
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pass
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@dbus.service.signal(_ACTIVITY_REGISTRY_IFACE, signature='a{sv}')
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def ActivityRemoved(self, activity_info):
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pass
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def _bundle_to_dict(self, bundle):
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return {'name': bundle.get_name(),
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'icon': bundle.get_icon(),
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'bundle_id': bundle.get_bundle_id(),
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'version': bundle.get_activity_version(),
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'path': bundle.get_path(),
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'command': bundle.get_command(),
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'show_launcher': bundle.get_show_launcher()}
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def _bundle_added_cb(self, bundle_registry, bundle):
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self.ActivityAdded(self._bundle_to_dict(bundle))
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def _bundle_removed_cb(self, bundle_registry, bundle):
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self.ActivityRemoved(self._bundle_to_dict(bundle))
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_instance = None
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def get_instance():
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global _instance
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if not _instance:
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_instance = ActivityRegistry()
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return _instance
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