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#!/usr/bin/gjs
/* jshint moz: true, multistr: true */
/* global imports */
const Gio = imports.gi.Gio;
const Mainloop = imports.mainloop;
const GObject = imports.gi.GObject;
const Lang = imports.lang;
const AccuracyLevel = {
COUNTRY: 1,
CITY: 4,
NEIGHBORHOOD: 5,
STREET: 6,
EXACT: 8
};
const API_URL = 'http://api.open-notify.org/iss-now.json';
const ManagerIface = '<node> \
<interface name="org.freedesktop.GeoClue2.Manager"> \
<method name="GetClient"> \
<arg type="o" name="client" direction="out"/> \
</method> \
</interface> \
</node>';
const ManagerProxy = Gio.DBusProxy.makeProxyWrapper(ManagerIface);
const ClientInterface = '<node> \
<interface name="org.freedesktop.GeoClue2.Client"> \
<property name="Location" type="o" access="read"/> \
<property name="DesktopId" type="s" access="readwrite"/> \
<property name="RequestedAccuracyLevel" type="u" access="readwrite"/> \
<property name="DistanceThreshold" type="u" access="readwrite"/> \
<property name="Active" type="b" access="read"/> \
<method name="Start"/> \
<method name="Stop"/> \
<signal name="LocationUpdated"> \
<arg name="old" type="o"/> \
<arg name="new" type="o"/> \
</signal> \
</interface> \
</node>';
const ClientProxy = Gio.DBusProxy.makeProxyWrapper(ClientInterface);
const LocationInterface = '<node> \
<interface name="org.freedesktop.GeoClue2.Location"> \
<property name="Latitude" type="d" access="read"/> \
<property name="Longitude" type="d" access="read"/> \
<property name="Accuracy" type="d" access="read"/> \
<property name="Description" type="s" access="read"/> \
</interface> \
</node>';
const LocationProxy = Gio.DBusProxy.makeProxyWrapper(LocationInterface);
const ISS_Above = new GObject.Class({
Name: 'ISS_Above',
Extends: GObject.Object,
Signals: {
'processed_data': {
param_types: [
// GObject.TYPE_INT
]
}
},
_init: function(params) {
this.parent(params);
this.managerProxy = new ManagerProxy(Gio.DBus.system,
'org.freedesktop.GeoClue2', '/org/freedesktop/GeoClue2/Manager');
[this.clientAddr] = this.managerProxy.GetClientSync();
print('this.clientAddr = ' + this.clientAddr);
this.current_location = {};
this.iss_coords = null;
this.task_queue = 2; // number of async process to complete
this.clientProxy = new ClientProxy(Gio.DBus.system,
'org.freedesktop.GeoClue2', this.clientAddr);
this.clientProxy.DesktopId = 'gnome-shell-ISS_Above';
this.clientProxy.DistanceThreshold = 10000;
this.clientProxy.RequestedAccuracyLevel = AccuracyLevel.EXACT;
this.clientProxy.connectSignal('LocationUpdated',
Lang.bind(this, this.onLocationUpdated));
this.clientProxy.StartRemote();
this.connect('processed_data', Lang.bind(this, this.processResult));
},
run: function() {
this.getISScoords();
},
getISScoords: function () {
let self = this;
let iss_api = Gio.file_new_for_uri(API_URL);
iss_api.load_contents_async(null, function(iss_api, result) {
self.iss_coords = JSON.parse(iss_api.load_contents_finish(result)[1]);
print(self.iss_coords.toSource());
self.emit('processed_data');
});
},
onLocationUpdated: function (proxy, sender, [oldPath, newPath]) {
let geoclueLocation = new LocationProxy(Gio.DBus.system,
"org.freedesktop.GeoClue2",
newPath);
print('location:');
print('\tlatitude = ' + geoclueLocation.latitude);
print('\tlongitude = ' + geoclueLocation.longitude);
print('\taccuracy = ' + geoclueLocation.accuracy);
print('\tdescription = ' + geoclueLocation.description);
// this.current_location.latitude = geoclueLocation.latitude;
// this.current_location.longitude = geoclueLocation.longitude;
// this.current_location.accuracy = geoclueLocation.accuracy;
// this.current_location.description = geoclueLocation.description;
this.emit('processed_data');
},
processResult: function() {
this.task_queue--;
print('this.task_queue = ' + this.task_queue);
if (this.task_queue === 0) {
print('location:');
print('\tlatitude = ' + this.current_location.latitude);
print('\tlongitude = ' + this.current_location.longitude);
print('\taccuracy = ' + this.current_location.accuracy);
print('\tdescription = ' + this.current_location.description);
print('\n\niss coordinates: ' + this.iss_coords.toSource());
Mainloop.quit();
}
}
});
let client = new ISS_Above();
client.run();
Mainloop.run();
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