gnome-shell/js/ui/status/location.js

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
/* exported Indicator */
const { Clutter, Gio, GLib, GObject, Shell, St } = imports.gi;
const Dialog = imports.ui.dialog;
const Main = imports.ui.main;
const PanelMenu = imports.ui.panelMenu;
const PopupMenu = imports.ui.popupMenu;
const ModalDialog = imports.ui.modalDialog;
const PermissionStore = imports.misc.permissionStore;
const { loadInterfaceXML } = imports.misc.fileUtils;
const LOCATION_SCHEMA = 'org.gnome.system.location';
const MAX_ACCURACY_LEVEL = 'max-accuracy-level';
const ENABLED = 'enabled';
const APP_PERMISSIONS_TABLE = 'gnome';
const APP_PERMISSIONS_ID = 'geolocation';
var GeoclueAccuracyLevel = {
NONE: 0,
COUNTRY: 1,
CITY: 4,
NEIGHBORHOOD: 5,
STREET: 6,
EXACT: 8,
};
function accuracyLevelToString(accuracyLevel) {
for (let key in GeoclueAccuracyLevel) {
if (GeoclueAccuracyLevel[key] == accuracyLevel)
return key;
}
return 'NONE';
}
var GeoclueIface = loadInterfaceXML('org.freedesktop.GeoClue2.Manager');
const GeoclueManager = Gio.DBusProxy.makeProxyWrapper(GeoclueIface);
var AgentIface = loadInterfaceXML('org.freedesktop.GeoClue2.Agent');
let _geoclueAgent = null;
function _getGeoclueAgent() {
if (_geoclueAgent === null)
_geoclueAgent = new GeoclueAgent();
return _geoclueAgent;
}
var GeoclueAgent = GObject.registerClass({
Properties: {
'enabled': GObject.ParamSpec.boolean(
'enabled', 'Enabled', 'Enabled',
GObject.ParamFlags.READWRITE,
false),
'in-use': GObject.ParamSpec.boolean(
'in-use', 'In use', 'In use',
GObject.ParamFlags.READABLE,
false),
'max-accuracy-level': GObject.ParamSpec.int(
'max-accuracy-level', 'Max accuracy level', 'Max accuracy level',
GObject.ParamFlags.READABLE,
0, 8, 0),
},
}, class GeoclueAgent extends GObject.Object {
_init() {
super._init();
this._settings = new Gio.Settings({ schema_id: LOCATION_SCHEMA });
this._settings.connect('changed::%s'.format(ENABLED),
() => this.notify('enabled'));
this._settings.connect('changed::%s'.format(MAX_ACCURACY_LEVEL),
this._onMaxAccuracyLevelChanged.bind(this));
this._agent = Gio.DBusExportedObject.wrapJSObject(AgentIface, this);
this._agent.export(Gio.DBus.system, '/org/freedesktop/GeoClue2/Agent');
this.connect('notify::enabled', this._onMaxAccuracyLevelChanged.bind(this));
this._watchId = Gio.bus_watch_name(Gio.BusType.SYSTEM,
'org.freedesktop.GeoClue2',
0,
this._connectToGeoclue.bind(this),
this._onGeoclueVanished.bind(this));
this._onMaxAccuracyLevelChanged();
this._connectToGeoclue();
this._connectToPermissionStore();
}
get enabled() {
return this._settings.get_boolean(ENABLED);
}
set enabled(value) {
this._settings.set_boolean(ENABLED, value);
}
get inUse() {
return this._managerProxy?.InUse ?? false;
}
get maxAccuracyLevel() {
if (this.enabled) {
let level = this._settings.get_string(MAX_ACCURACY_LEVEL);
return GeoclueAccuracyLevel[level.toUpperCase()] ||
GeoclueAccuracyLevel.NONE;
} else {
return GeoclueAccuracyLevel.NONE;
}
}
AuthorizeAppAsync(params, invocation) {
let [desktopId, reqAccuracyLevel] = params;
let authorizer = new AppAuthorizer(desktopId,
reqAccuracyLevel, this._permStoreProxy, this.maxAccuracyLevel);
authorizer.authorize(accuracyLevel => {
let ret = accuracyLevel != GeoclueAccuracyLevel.NONE;
invocation.return_value(GLib.Variant.new('(bu)',
[ret, accuracyLevel]));
});
}
get MaxAccuracyLevel() {
return this.maxAccuracyLevel;
}
_connectToGeoclue() {
if (this._managerProxy != null || this._connecting)
return false;
this._connecting = true;
new GeoclueManager(Gio.DBus.system,
'org.freedesktop.GeoClue2',
'/org/freedesktop/GeoClue2/Manager',
this._onManagerProxyReady.bind(this));
return true;
}
_onManagerProxyReady(proxy, error) {
if (error != null) {
log(error.message);
this._connecting = false;
return;
}
this._managerProxy = proxy;
this._propertiesChangedId = this._managerProxy.connect('g-properties-changed',
this._onGeocluePropsChanged.bind(this));
this.notify('in-use');
this._managerProxy.AddAgentRemote('gnome-shell', this._onAgentRegistered.bind(this));
}
_onAgentRegistered(result, error) {
this._connecting = false;
this._notifyMaxAccuracyLevel();
if (error != null)
log(error.message);
}
_onGeoclueVanished() {
if (this._propertiesChangedId) {
this._managerProxy.disconnect(this._propertiesChangedId);
this._propertiesChangedId = 0;
}
this._managerProxy = null;
this.notify('in-use');
}
_onMaxAccuracyLevelChanged() {
this.notify('max-accuracy-level');
// Gotta ensure geoclue is up and we are registered as agent to it
// before we emit the notify for this property change.
if (!this._connectToGeoclue())
this._notifyMaxAccuracyLevel();
}
_notifyMaxAccuracyLevel() {
let variant = new GLib.Variant('u', this.maxAccuracyLevel);
this._agent.emit_property_changed('MaxAccuracyLevel', variant);
}
_onGeocluePropsChanged(proxy, properties) {
let unpacked = properties.deep_unpack();
if ("InUse" in unpacked)
this.notify('in-use');
}
_connectToPermissionStore() {
this._permStoreProxy = null;
new PermissionStore.PermissionStore(this._onPermStoreProxyReady.bind(this));
}
_onPermStoreProxyReady(proxy, error) {
if (error != null) {
log(error.message);
return;
}
this._permStoreProxy = proxy;
}
});
var Indicator = GObject.registerClass(
class Indicator extends PanelMenu.SystemIndicator {
_init() {
super._init();
this._agent = _getGeoclueAgent();
this._indicator = this._addIndicator();
this._indicator.icon_name = 'find-location-symbolic';
this._agent.bind_property('in-use',
this._indicator,
'visible',
GObject.BindingFlags.SYNC_CREATE);
this._item = new PopupMenu.PopupSubMenuMenuItem('', true);
this._item.icon.icon_name = 'find-location-symbolic';
this._agent.bind_property('in-use',
this._item,
'visible',
GObject.BindingFlags.SYNC_CREATE);
this._item.label.text = _('Location Enabled');
this._onOffAction = this._item.menu.addAction(_('Disable'), this._onOnOffAction.bind(this));
this._item.menu.addSettingsAction(_('Privacy Settings'), 'gnome-location-panel.desktop');
this.menu.addMenuItem(this._item);
this._inUseId = this._agent.connect('notify::in-use', this._updateMenuLabels.bind(this));
this._maxAccuracyId = this._agent.connect('notify::max-accuracy-level', this._updateMenuLabels.bind(this));
this.connect('destroy', this._onDestroy.bind(this));
Main.sessionMode.connect('updated', this._onSessionUpdated.bind(this));
this._onSessionUpdated();
}
_onDestroy() {
this._agent.disconnect(this._inUseId);
this._agent.disconnect(this._maxAccuracyId);
}
_onOnOffAction() {
this.enabled = !this.enabled;
}
_onSessionUpdated() {
let sensitive = !Main.sessionMode.isLocked && !Main.sessionMode.isGreeter;
this.menu.setSensitive(sensitive);
}
_updateMenuLabels() {
if (this.enabled) {
this._item.label.text = this._indicator.visible
? _('Location In Use')
: _('Location Enabled');
this._onOffAction.label.text = _('Disable');
} else {
this._item.label.text = _('Location Disabled');
this._onOffAction.label.text = _('Enable');
}
}
});
var AppAuthorizer = class {
constructor(desktopId, reqAccuracyLevel, permStoreProxy, maxAccuracyLevel) {
this.desktopId = desktopId;
this.reqAccuracyLevel = reqAccuracyLevel;
this._permStoreProxy = permStoreProxy;
this._maxAccuracyLevel = maxAccuracyLevel;
this._permissions = {};
this._accuracyLevel = GeoclueAccuracyLevel.NONE;
}
authorize(onAuthDone) {
this._onAuthDone = onAuthDone;
let appSystem = Shell.AppSystem.get_default();
this._app = appSystem.lookup_app('%s.desktop'.format(this.desktopId));
if (this._app == null || this._permStoreProxy == null) {
this._completeAuth();
return;
}
this._permStoreProxy.LookupRemote(APP_PERMISSIONS_TABLE,
APP_PERMISSIONS_ID,
this._onPermLookupDone.bind(this));
}
_onPermLookupDone(result, error) {
if (error != null) {
if (error.domain == Gio.DBusError) {
// Likely no xdg-app installed, just authorize the app
this._accuracyLevel = this.reqAccuracyLevel;
this._permStoreProxy = null;
this._completeAuth();
} else {
// Currently xdg-app throws an error if we lookup for
// unknown ID (which would be the case first time this code
// runs) so we continue with user authorization as normal
// and ID is added to the store if user says "yes".
log(error.message);
this._permissions = {};
this._userAuthorizeApp();
}
return;
}
[this._permissions] = result;
let permission = this._permissions[this.desktopId];
if (permission == null) {
this._userAuthorizeApp();
} else {
let [levelStr] = permission || ['NONE'];
this._accuracyLevel = GeoclueAccuracyLevel[levelStr] ||
GeoclueAccuracyLevel.NONE;
this._completeAuth();
}
}
_userAuthorizeApp() {
let name = this._app.get_name();
let appInfo = this._app.get_app_info();
let reason = appInfo.get_locale_string("X-Geoclue-Reason");
this._showAppAuthDialog(name, reason);
}
_showAppAuthDialog(name, reason) {
this._dialog = new GeolocationDialog(name,
reason,
this.reqAccuracyLevel);
let responseId = this._dialog.connect('response', (dialog, level) => {
this._dialog.disconnect(responseId);
this._accuracyLevel = level;
this._completeAuth();
});
this._dialog.open();
}
_completeAuth() {
if (this._accuracyLevel != GeoclueAccuracyLevel.NONE) {
this._accuracyLevel = Math.clamp(this._accuracyLevel,
0, this._maxAccuracyLevel);
}
this._saveToPermissionStore();
this._onAuthDone(this._accuracyLevel);
}
_saveToPermissionStore() {
if (this._permStoreProxy == null)
return;
let levelStr = accuracyLevelToString(this._accuracyLevel);
let dateStr = Math.round(Date.now() / 1000).toString();
this._permissions[this.desktopId] = [levelStr, dateStr];
let data = GLib.Variant.new('av', {});
this._permStoreProxy.SetRemote(APP_PERMISSIONS_TABLE,
true,
APP_PERMISSIONS_ID,
this._permissions,
data,
(result, error) => {
if (error != null)
log(error.message);
});
}
};
var GeolocationDialog = GObject.registerClass({
Signals: { 'response': { param_types: [GObject.TYPE_UINT] } },
}, class GeolocationDialog extends ModalDialog.ModalDialog {
_init(name, reason, reqAccuracyLevel) {
super._init({ styleClass: 'geolocation-dialog' });
this.reqAccuracyLevel = reqAccuracyLevel;
let content = new Dialog.MessageDialogContent({
title: _('Allow location access'),
/* Translators: %s is an application name */
description: _('The app %s wants to access your location').format(name),
});
let reasonLabel = new St.Label({
text: reason,
style_class: 'message-dialog-description',
});
content.add_child(reasonLabel);
let infoLabel = new St.Label({
text: _('Location access can be changed at any time from the privacy settings.'),
style_class: 'message-dialog-description',
});
content.add_child(infoLabel);
this.contentLayout.add_child(content);
let button = this.addButton({ label: _("Deny Access"),
action: this._onDenyClicked.bind(this),
key: Clutter.KEY_Escape });
this.addButton({ label: _("Grant Access"),
action: this._onGrantClicked.bind(this) });
this.setInitialKeyFocus(button);
}
_onGrantClicked() {
this.emit('response', this.reqAccuracyLevel);
this.close();
}
_onDenyClicked() {
this.emit('response', GeoclueAccuracyLevel.NONE);
this.close();
}
});