# Copyright (C) 2006, Red Hat, Inc. # # 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 gobject from sugar.graphics.xocolor import XoColor from sugar.presence import presenceservice from sugar.activity import bundleregistry from model.BuddyModel import BuddyModel from model.accesspointmodel import AccessPointModel from hardware import hardwaremanager from hardware import nmclient class ActivityModel: def __init__(self, activity, bundle): self._activity = activity self._bundle = bundle def get_id(self): return self._activity.get_id() def get_icon_name(self): return self._bundle.get_icon() def get_color(self): return XoColor(self._activity.get_color()) class MeshModel(gobject.GObject): __gsignals__ = { 'activity-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'activity-removed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'buddy-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'buddy-moved': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT])), 'buddy-removed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'access-point-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'access-point-removed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'mesh-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])), 'mesh-removed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([])) } def __init__(self): gobject.GObject.__init__(self) self._activities = {} self._buddies = {} self._access_points = {} self._mesh = None self._bundle_registry = bundleregistry.get_registry() self._pservice = presenceservice.get_instance() self._pservice.connect("activity-appeared", self._activity_appeared_cb) self._pservice.connect('activity-disappeared', self._activity_disappeared_cb) self._pservice.connect("buddy-appeared", self._buddy_appeared_cb) self._pservice.connect("buddy-disappeared", self._buddy_disappeared_cb) # Add any buddies the PS knows about already for buddy in self._pservice.get_buddies(): self._buddy_appeared_cb(self._pservice, buddy) for activity in self._pservice.get_activities(): self._check_activity(activity) network_manager = hardwaremanager.get_network_manager() if network_manager: for nm_device in network_manager.get_devices(): self._add_network_device(nm_device) network_manager.connect('device-added', self._nm_device_added_cb) network_manager.connect('device-removed', self._nm_device_removed_cb) def _nm_device_added_cb(self, manager, nm_device): self._add_network_device(nm_device) def _nm_device_removed_cb(self, manager, nm_device): self._remove_network_device(nm_device) def _nm_network_appeared_cb(self, nm_device, nm_network): self._add_access_point(nm_device, nm_network) def _nm_network_disappeared_cb(self, nm_device, nm_network): if self._access_points.has_key(nm_network.get_op()): ap = self._access_points[nm_network.get_op()] self._remove_access_point(ap) def _add_network_device(self, nm_device): dtype = nm_device.get_type() if dtype == nmclient.DEVICE_TYPE_802_11_WIRELESS: for nm_network in nm_device.get_networks(): self._add_access_point(nm_device, nm_network) nm_device.connect('network-appeared', self._nm_network_appeared_cb) nm_device.connect('network-disappeared', self._nm_network_disappeared_cb) elif dtype == nmclient.DEVICE_TYPE_802_11_MESH_OLPC: self._mesh = nm_device self.emit('mesh-added', self._mesh) def _remove_network_device(self, nm_device): if nm_device == self._mesh: self._mesh = None self.emit('mesh-removed') elif nm_device.get_type() == nmclient.DEVICE_TYPE_802_11_WIRELESS: aplist = self._access_points.values() for ap in aplist: if ap.get_nm_device() == nm_device: self._remove_access_point(ap) def _add_access_point(self, nm_device, nm_network): model = AccessPointModel(nm_device, nm_network) self._access_points[model.get_id()] = model self.emit('access-point-added', model) def _remove_access_point(self, ap): if not self._access_points.has_key(ap.get_id()): return self.emit('access-point-removed', ap) del self._access_points[ap.get_id()] def get_mesh(self): return self._mesh def get_access_points(self): return self._access_points.values() def get_activities(self): return self._activities.values() def get_buddies(self): return self._buddies.values() def _buddy_activity_changed_cb(self, buddy, cur_activity): if not self._buddies.has_key(buddy.props.nick): return buddy_model = self._buddies[buddy.props.nick] if cur_activity == None: self.emit('buddy-moved', buddy_model, None) else: self._notify_buddy_change(buddy_model, cur_activity) def _notify_buddy_change(self, buddy_model, cur_activity): if self._activities.has_key(cur_activity.get_id()): activity_model = self._activities[cur_activity.get_id()] self.emit('buddy-moved', buddy_model, activity_model) def _buddy_appeared_cb(self, pservice, buddy): model = BuddyModel(buddy=buddy) if self._buddies.has_key(model.get_name()): del model return model.connect('current-activity-changed', self._buddy_activity_changed_cb) self._buddies[model.get_name()] = model self.emit('buddy-added', model) cur_activity = buddy.props.current_activity if cur_activity: self._notify_buddy_change(model, cur_activity) def _buddy_disappeared_cb(self, pservice, buddy): if not self._buddies.has_key(buddy.props.nick): return self.emit('buddy-removed', self._buddies[buddy.props.nick]) del self._buddies[buddy.props.nick] def _activity_appeared_cb(self, pservice, activity): self._check_activity(activity) def _check_activity(self, activity): atype = activity.get_type() bundle = self._bundle_registry.get_bundle(atype) if not bundle: return activity_id = activity.get_id() if self.has_activity(activity_id): return self.add_activity(bundle, activity) def has_activity(self, activity_id): return self._activities.has_key(activity_id) def get_activity(self, activity_id): if self.has_activity(activity_id): return self._activities[activity_id] else: return None def add_activity(self, bundle, activity): model = ActivityModel(activity, bundle) self._activities[model.get_id()] = model self.emit('activity-added', model) for buddy in self._pservice.get_buddies(): cur_activity = buddy.props.current_activity name = buddy.props.nick if cur_activity == activity and self._buddies.has_key(name): buddy_model = self._buddies[name] self.emit('buddy-moved', buddy_model, model) def _activity_disappeared_cb(self, pservice, activity): if self._activities.has_key(activity.get_id()): activity_model = self._activities[activity.get_id()] self.emit('activity-removed', activity_model) del self._activities[activity.get_id()]