pamac-classic/src/tray.vala

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Vala
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/*
* pamac-vala
*
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* Copyright (C) 2014-2017 Guillaume Benoit <guillaume@manjaro.org>
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*
* 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 3 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 get of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// i18n
const string GETTEXT_PACKAGE = "pamac";
const string update_icon_name = "pamac-tray-update";
const string noupdate_icon_name = "pamac-tray-no-update";
const string noupdate_info = _("Your system is up-to-date");
namespace Pamac {
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[DBus (name = "org.manjaro.pamac.user")]
interface UserDaemon : Object {
public abstract void refresh_handle () throws IOError;
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public abstract string get_lockfile () throws IOError;
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public abstract void start_get_updates (bool check_aur_updates) throws IOError;
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[DBus (no_reply = true)]
public abstract void quit () throws IOError;
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public signal void get_updates_finished (Updates updates);
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}
public abstract class TrayIcon: Gtk.Application {
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Notify.Notification notification;
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UserDaemon daemon;
bool extern_lock;
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uint refresh_timeout_id;
public Gtk.Menu menu;
GLib.File lockfile;
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public TrayIcon () {
application_id = "org.manjaro.pamac.tray";
flags = ApplicationFlags.FLAGS_NONE;
}
public abstract void init_status_icon ();
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void start_daemon () {
try {
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daemon = Bus.get_proxy_sync (BusType.SESSION, "org.manjaro.pamac.user", "/org/manjaro/pamac/user");
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daemon.get_updates_finished.connect (on_get_updates_finished);
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} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
}
void stop_daemon () {
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if (!check_pamac_running ()) {
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try {
daemon.quit ();
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
}
}
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// Create menu for right button
void create_menu () {
menu = new Gtk.Menu ();
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var item = new Gtk.MenuItem.with_label (_("Package Manager"));
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item.activate.connect (execute_manager);
menu.append (item);
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item = new Gtk.MenuItem.with_mnemonic (_("_Quit"));
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item.activate.connect (this.release);
menu.append (item);
menu.show_all ();
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}
public void left_clicked () {
if (get_icon () == "pamac-tray-update") {
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execute_updater ();
} else {
execute_manager ();
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}
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}
void execute_updater () {
try {
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Process.spawn_command_line_async ("pamac-updater");
} catch (SpawnError e) {
stderr.printf ("SpawnError: %s\n", e.message);
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}
}
void execute_manager () {
try {
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Process.spawn_command_line_async ("pamac-manager");
} catch (SpawnError e) {
stderr.printf ("SpawnError: %s\n", e.message);
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}
}
public abstract void set_tooltip (string info);
public abstract void set_icon (string icon);
public abstract string get_icon ();
public abstract void set_icon_visible (bool visible);
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bool check_updates () {
var pamac_config = new Pamac.Config ("/etc/pamac.conf");
if (pamac_config.refresh_period != 0) {
try {
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daemon.start_get_updates (pamac_config.enable_aur && pamac_config.check_aur_updates);
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
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}
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return true;
}
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void on_get_updates_finished (Updates updates) {
uint updates_nb = updates.repos_updates.length + updates.aur_updates.length;
if (updates_nb == 0) {
set_icon (noupdate_icon_name);
set_tooltip (noupdate_info);
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var pamac_config = new Pamac.Config ("/etc/pamac.conf");
set_icon_visible (!pamac_config.no_update_hide_icon);
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close_notification();
} else {
string info = ngettext ("%u available update", "%u available updates", updates_nb).printf (updates_nb);
set_icon (update_icon_name);
set_tooltip (info);
set_icon_visible (true);
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if (check_pamac_running ()) {
update_notification (info);
} else {
show_notification (info);
}
}
stop_daemon ();
}
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void show_notification (string info) {
try {
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close_notification();
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notification = new Notify.Notification (_("Package Manager"), info, "system-software-update");
notification.add_action ("default", _("Details"), execute_updater);
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notification.show ();
} catch (Error e) {
stderr.printf ("Notify Error: %s", e.message);
}
}
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void update_notification (string info) {
try {
if (notification != null) {
if (notification.get_closed_reason() == -1 && notification.body != info) {
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notification.update (_("Package Manager"), info, "system-software-update");
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notification.show ();
}
} else {
show_notification (info);
}
} catch (Error e) {
stderr.printf ("Notify Error: %s", e.message);
}
}
void close_notification () {
try {
if (notification != null) {
notification.close();
notification = null;
}
} catch (Error e) {
stderr.printf ("Notify Error: %s", e.message);
}
}
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bool check_pamac_running () {
Application app;
bool run = false;
app = new Application ("org.manjaro.pamac.manager", 0);
try {
app.register ();
} catch (GLib.Error e) {
stderr.printf ("%s\n", e.message);
}
run = app.get_is_remote ();
if (run) {
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return run;
}
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app = new Application ("org.manjaro.pamac.installer", 0);
try {
app.register ();
} catch (GLib.Error e) {
stderr.printf ("%s\n", e.message);
}
run = app.get_is_remote ();
return run;
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}
bool check_extern_lock () {
if (extern_lock) {
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if (!lockfile.query_exists ()) {
extern_lock = false;
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try {
daemon.refresh_handle ();
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
}
check_updates ();
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}
} else {
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if (lockfile.query_exists ()) {
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if (!check_pamac_running ()) {
extern_lock = true;
}
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}
}
return true;
}
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void launch_refresh_timeout (uint64 refresh_period_in_hours) {
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if (refresh_timeout_id != 0) {
Source.remove (refresh_timeout_id);
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refresh_timeout_id = 0;
}
if (refresh_period_in_hours != 0) {
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refresh_timeout_id = Timeout.add_seconds ((uint) refresh_period_in_hours*3600, check_updates);
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}
}
public override void startup () {
// i18n
Intl.textdomain ("pamac");
Intl.setlocale (LocaleCategory.ALL, "");
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var pamac_config = new Pamac.Config ("/etc/pamac.conf");
// if refresh period is 0, just return so tray will exit
if (pamac_config.refresh_period == 0) {
return;
}
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base.startup ();
extern_lock = false;
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refresh_timeout_id = 0;
create_menu ();
init_status_icon ();
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set_icon (noupdate_icon_name);
set_tooltip (noupdate_info);
set_icon_visible (!pamac_config.no_update_hide_icon);
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Notify.init (_("Package Manager"));
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start_daemon ();
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try {
lockfile = GLib.File.new_for_path (daemon.get_lockfile ());
} catch (IOError e) {
stderr.printf ("IOError: %s\n", e.message);
//try standard lock file
lockfile = GLib.File.new_for_path ("var/lib/pacman/db.lck");
}
Timeout.add (200, check_extern_lock);
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// wait 30 seconds before check updates
Timeout.add_seconds (30, () => {
check_updates ();
return false;
});
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launch_refresh_timeout (pamac_config.refresh_period);
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this.hold ();
}
public override void activate () {
// nothing to do
}
}
}