/* -*- Mode: JS2; indent-tabs-mode: nil; js2-basic-offset: 4 -*- */
/* vim: set et ts=4 sw=4: */
/*
* Copyright (c) 2011, 2012, 2013 Red Hat, Inc.
*
* GNOME Maps 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.
*
* GNOME Maps 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 GNOME Maps; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Zeeshan Ali (Khattak) <zeeshanak@gnome.org>
*/
const GObject = imports.gi.GObject;
const GClue = imports.gi.Geoclue;
const Gio = imports.gi.Gio;
const Mainloop = imports.mainloop;
const Place = imports.place;
const Location = imports.location;
const Settings = imports.settings;
const Utils = imports.utils;
var State = {
INITIAL: 0,
ON: 1,
DENIED: 2,
FAILED: 3
};
var Geoclue = GObject.registerClass({
Signals: {
'location-changed': { }
},
Properties: {
'state': GObject.ParamSpec.int('state',
'',
'',
GObject.ParamFlags.READABLE |
GObject.ParamFlags.WRITABLE,
State.INITIAL,
State.FAILED,
State.INITIAL)
},
}, class Geoclue extends GObject.Object {
set state(s) {
this._state = s;
this.notify('state');
}
get state() {
return this._state;
}
_init() {
super._init();
this.place = null;
this._state = State.INITIAL;
this.start(null);
}
start(callback) {
let id = 'org.gnome.Maps';
let level = GClue.AccuracyLevel.EXACT;
GClue.Simple.new(id, level, null, (object, result) => {
try {
this._simple = GClue.Simple.new_finish(result);
}
catch (e) {
Utils.debug("GeoClue2 service: " + e.message);
if (e.matches(Gio.DBusError, Gio.DBusError.ACCESS_DENIED))
this.state = State.DENIED;
else
this.state = State.FAILED;
if (callback)
callback(false);
return;
}
this._simple.connect('notify::location',
() => this._onLocationNotify(this._simple));
this._simple.client.connect('notify::active', () => {
this.state = this._simple.client.active ? State.ON : State.DENIED;
});
this.state = State.ON;
this._onLocationNotify(this._simple);
if (callback)
callback(true);
});
}
_onLocationNotify(simple) {
let geoclueLocation = simple.get_location();
let location = new Location.Location({
latitude: geoclueLocation.latitude,
longitude: geoclueLocation.longitude,
accuracy: geoclueLocation.accuracy,
heading: geoclueLocation.heading,
description: geoclueLocation.description
});
this._updateLocation(location);
}
_updateLocation(location) {
if (!this.place)
this.place = new Place.Place({ name: _("Current location"),
isCurrentLocation: true });
this.place.location = location;
this.emit('location-changed');
Utils.debug("Updated location: " + location.description +
" (" + location.latitude + ", " + location.longitude +
", accuracy = " + location.accuracy + " m)");
}
});