fork unity-greeter as arctica-greeter

1 files changed, 0 insertions, 660 deletions

diff --git a/src/unity-greeter.vala b/src/unity-greeter.vala
deleted file mode 100644
index cf501af..0000000
--- a/src/unity-greeter.vala
+++ /dev/null
@@ -1,660 +0,0 @@
-/* -*- Mode: Vala; indent-tabs-mode: nil; tab-width: 4 -*-
- *
- * Copyright (C) 2011 Canonical Ltd
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
- * published by the Free Software Foundation.
- *
- * 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, see <http://www.gnu.org/licenses/>.
- *
- * Authored by: Robert Ancell <robert.ancell@canonical.com>
- */
-
-public const int grid_size = 40;
-
-public class UnityGreeter
-{
-    public static UnityGreeter singleton;
-
-    public signal void show_message (string text, LightDM.MessageType type);
-    public signal void show_prompt (string text, LightDM.PromptType type);
-    public signal void authentication_complete ();
-    public signal void starting_session ();
-
-    public bool test_mode = false;
-
-    private string state_file;
-    private KeyFile state;
-
-    private Cairo.XlibSurface background_surface;
-
-    private SettingsDaemon settings_daemon;
-
-    public bool orca_needs_kick;
-    private MainWindow main_window;
-
-    private LightDM.Greeter greeter;
-
-    private Canberra.Context canberra_context;
-
-    private static Timer log_timer;
-
-    private DialogDBusInterface dbus_object;
-
-    private UnityGreeter (bool test_mode_)
-    {
-        singleton = this;
-        test_mode = test_mode_;
-
-        /* Prepare to set the background */
-        debug ("Creating background surface");
-        background_surface = create_root_surface (Gdk.Screen.get_default ());
-
-        greeter = new LightDM.Greeter ();
-        greeter.show_message.connect ((text, type) => { show_message (text, type); });
-        greeter.show_prompt.connect ((text, type) => { show_prompt (text, type); });
-        greeter.autologin_timer_expired.connect (() => { greeter.authenticate_autologin (); });
-        greeter.authentication_complete.connect (() => { authentication_complete (); });
-        var connected = false;
-        try
-        {
-            connected = greeter.connect_sync ();
-        }
-        catch (Error e)
-        {
-            warning ("Failed to connect to LightDM daemon");
-        }
-        if (!connected && !test_mode)
-            Posix.exit (Posix.EXIT_FAILURE);
-
-        if (!test_mode)
-        {
-            settings_daemon = new SettingsDaemon ();
-            settings_daemon.start ();
-        }
-
-        var state_dir = Path.build_filename (Environment.get_user_cache_dir (), "unity-greeter");
-        DirUtils.create_with_parents (state_dir, 0775);
-        
-        var xdg_seat = GLib.Environment.get_variable("XDG_SEAT");
-        var state_file_name = xdg_seat != null && xdg_seat != "seat0" ? xdg_seat + "-state" : "state";
-
-        state_file = Path.build_filename (state_dir, state_file_name);
-        state = new KeyFile ();
-        try
-        {
-            state.load_from_file (state_file, KeyFileFlags.NONE);
-        }
-        catch (Error e)
-        {
-            if (!(e is FileError.NOENT))
-                warning ("Failed to load state from %s: %s\n", state_file, e.message);
-        }
-
-        main_window = new MainWindow ();
-
-        Bus.own_name (BusType.SESSION, "com.canonical.UnityGreeter", BusNameOwnerFlags.NONE);
-
-        dbus_object = new DialogDBusInterface ();
-        dbus_object.open_dialog.connect ((type) =>
-        {
-            ShutdownDialogType dialog_type;
-            switch (type)
-            {
-            default:
-            case 1:
-                dialog_type = ShutdownDialogType.LOGOUT;
-                break;
-            case 2:
-                dialog_type = ShutdownDialogType.RESTART;
-                break;
-            }
-            main_window.show_shutdown_dialog (dialog_type);
-        });
-        dbus_object.close_dialog.connect ((type) => { main_window.close_shutdown_dialog (); });
-        Bus.own_name (BusType.SESSION, "com.canonical.Unity", BusNameOwnerFlags.NONE,
-                      (c) =>
-                      {
-                          try
-                          {
-                              c.register_object ("/org/gnome/SessionManager/EndSessionDialog", dbus_object);
-                          }
-                          catch (Error e)
-                          {
-                              warning ("Failed to register /org/gnome/SessionManager/EndSessionDialog: %s", e.message);
-                          }
-                      },
-                      null,
-                      () => debug ("Failed to acquire name com.canonical.Unity"));
-
-        start_fake_wm ();
-        Gdk.threads_add_idle (ready_cb);
-    }
-
-    public string? get_state (string key)
-    {
-        try
-        {
-            return state.get_value ("greeter", key);
-        }
-        catch (Error e)
-        {
-            return null;
-        }
-    }
-
-    public void set_state (string key, string value)
-    {
-        state.set_value ("greeter", key, value);
-        var data = state.to_data ();
-        try
-        {
-            FileUtils.set_contents (state_file, data);
-        }
-        catch (Error e)
-        {
-            debug ("Failed to write state: %s", e.message);
-        }
-    }
-
-    public void push_list (GreeterList widget)
-    {
-        main_window.push_list (widget);
-    }
-
-    public void pop_list ()
-    {
-        main_window.pop_list ();
-    }
-
-    public static void add_style_class (Gtk.Widget widget)
-    {
-        /* Add style context class lightdm-user-list */
-        var ctx = widget.get_style_context ();
-        ctx.add_class ("lightdm");
-    }
-
-    public bool start_session (string? session, Background bg)
-    {
-        /* Paint our background onto the root window before we close our own window */
-        var c = new Cairo.Context (background_surface);
-        bg.draw_full (c, Background.DrawFlags.NONE);
-        c = null;
-        refresh_background (Gdk.Screen.get_default (), background_surface);
-
-        if (test_mode)
-        {
-            debug ("Successfully logged in! Quitting...");
-            Gtk.main_quit ();
-            return true;
-        }
-
-        if (!session_is_valid (session))
-        {
-            debug ("Session %s is not available, using system default %s instead", session, greeter.default_session_hint);
-            session = greeter.default_session_hint;
-        }
-
-        var result = false;
-        try
-        {
-            result = LightDM.greeter_start_session_sync (greeter, session);
-        }
-        catch (Error e)
-        {
-            warning ("Failed to start session: %s", e.message);
-        }
-
-        if (result)
-            starting_session ();
-
-        return result;
-    }
-
-    private bool session_is_valid (string? session)
-    {
-        if (session == null)
-            return true;
-
-        foreach (var s in LightDM.get_sessions ())
-            if (s.key == session)
-                return true;
-
-        return false;
-    }
-
-    private bool ready_cb ()
-    {
-        debug ("starting system-ready sound");
-
-        /* Launch canberra */
-        Canberra.Context.create (out canberra_context);
-
-        if (UGSettings.get_boolean (UGSettings.KEY_PLAY_READY_SOUND))
-            canberra_context.play (0,
-                                   Canberra.PROP_CANBERRA_XDG_THEME_NAME,
-                                   "ubuntu",
-                                   Canberra.PROP_EVENT_ID,
-                                   "system-ready");
-
-        return false;
-    }
-
-    public void show ()
-    {
-        debug ("Showing main window");
-        main_window.show ();
-        main_window.get_window ().focus (Gdk.CURRENT_TIME);
-        main_window.set_keyboard_state ();
-    }
-
-    public bool is_authenticated ()
-    {
-        return greeter.is_authenticated;
-    }
-
-    public void authenticate (string? userid = null)
-    {
-        greeter.authenticate (userid);
-    }
-
-    public void authenticate_as_guest ()
-    {
-        greeter.authenticate_as_guest ();
-    }
-
-    public void authenticate_remote (string? session, string? userid)
-    {
-        UnityGreeter.singleton.greeter.authenticate_remote (session, userid);
-    }
-
-    public void cancel_authentication ()
-    {
-        greeter.cancel_authentication ();
-    }
-
-    public void respond (string response)
-    {
-        greeter.respond (response);
-    }
-
-    public string authentication_user ()
-    {
-        return greeter.authentication_user;
-    }
-
-    public string default_session_hint ()
-    {
-        return greeter.default_session_hint;
-    }
-
-    public string select_user_hint ()
-    {
-        return greeter.select_user_hint;
-    }
-
-    public bool show_manual_login_hint ()
-    {
-        return greeter.show_manual_login_hint;
-    }
-
-    public bool show_remote_login_hint ()
-    {
-        return greeter.show_remote_login_hint;
-    }
-
-    public bool hide_users_hint ()
-    {
-        return greeter.hide_users_hint;
-    }
-
-    public bool has_guest_account_hint ()
-    {
-        return greeter.has_guest_account_hint;
-    }
-
-    private Gdk.FilterReturn focus_upon_map (Gdk.XEvent gxevent, Gdk.Event event)
-    {
-        var xevent = (X.Event*)gxevent;
-        if (xevent.type == X.EventType.MapNotify)
-        {
-            var display = Gdk.x11_lookup_xdisplay (xevent.xmap.display);
-            var xwin = xevent.xmap.window;
-            var win = Gdk.X11Window.foreign_new_for_display (display, xwin);
-            if (win != null && !xevent.xmap.override_redirect)
-            {
-                /* Check to see if this window is our onboard window, since we don't want to focus it. */
-                X.Window keyboard_xid = 0;
-                if (main_window.menubar.keyboard_window != null)
-                    keyboard_xid = Gdk.X11Window.get_xid (main_window.menubar.keyboard_window.get_window ());
-
-                if (xwin != keyboard_xid && win.get_type_hint() != Gdk.WindowTypeHint.NOTIFICATION)
-                {
-                    win.focus (Gdk.CURRENT_TIME);
-
-                    /* Make sure to keep keyboard above */
-                    if (main_window.menubar.keyboard_window != null)
-                        main_window.menubar.keyboard_window.get_window ().raise ();
-                }
-            }
-        }
-        else if (xevent.type == X.EventType.UnmapNotify)
-        {
-            // Since we aren't keeping track of focus (for example, we don't
-            // track the Z stack of windows) like a normal WM would, when we
-            // decide here where to return focus after another window unmaps,
-            // we don't have much to go on.  X will tell us if we should take
-            // focus back.  (I could not find an obvious way to determine this,
-            // but checking if the X input focus is RevertTo.None seems
-            // reliable.)
-
-            X.Window xwin;
-            int revert_to;
-            xevent.xunmap.display.get_input_focus (out xwin, out revert_to);
-
-            if (revert_to == X.RevertTo.None)
-            {
-                main_window.get_window ().focus (Gdk.CURRENT_TIME);
-
-                /* Make sure to keep keyboard above */
-                if (main_window.menubar.keyboard_window != null)
-                    main_window.menubar.keyboard_window.get_window ().raise ();
-            }
-        }
-        return Gdk.FilterReturn.CONTINUE;
-    }
-
-    private void start_fake_wm ()
-    {
-        /* We want new windows (e.g. the shutdown dialog) to gain focus.
-           We don't really need anything more than that (don't need alt-tab
-           since any dialog should be "modal" or at least dealt with before
-           continuing even if not actually marked as modal) */
-        var root = Gdk.get_default_root_window ();
-        root.set_events (root.get_events () | Gdk.EventMask.SUBSTRUCTURE_MASK);
-        root.add_filter (focus_upon_map);
-    }
-
-    private static Cairo.XlibSurface? create_root_surface (Gdk.Screen screen)
-    {
-        var visual = screen.get_system_visual ();
-
-        unowned X.Display display = Gdk.X11Display.get_xdisplay (screen.get_display ());
-
-        var pixmap = X.CreatePixmap (display,
-                                     Gdk.X11Window.get_xid (screen.get_root_window ()),
-                                     screen.get_width (),
-                                     screen.get_height (),
-                                     visual.get_depth ());
-
-        /* Convert into a Cairo surface */
-        var surface = new Cairo.XlibSurface (display,
-                                             pixmap,
-                                             Gdk.X11Visual.get_xvisual (visual),
-                                             screen.get_width (), screen.get_height ());
-
-        return surface;
-    }
-
-    private static void refresh_background (Gdk.Screen screen, Cairo.XlibSurface surface)
-    {
-        Gdk.flush ();
-
-        unowned X.Display display = Gdk.X11Display.get_xdisplay (screen.get_display ());
-
-        /* Ensure Cairo has actually finished its drawing */
-        surface.flush ();
-        /* Use this pixmap for the background */
-        X.SetWindowBackgroundPixmap (display,
-                                     Gdk.X11Window.get_xid (screen.get_root_window ()),
-                                     surface.get_drawable ());
-
-        X.ClearWindow (display, Gdk.X11Window.get_xid (screen.get_root_window ()));
-    }
-
-    private static void log_cb (string? log_domain, LogLevelFlags log_level, string message)
-    {
-        string prefix;
-        switch (log_level & LogLevelFlags.LEVEL_MASK)
-        {
-        case LogLevelFlags.LEVEL_ERROR:
-            prefix = "ERROR:";
-            break;
-        case LogLevelFlags.LEVEL_CRITICAL:
-            prefix = "CRITICAL:";
-            break;
-        case LogLevelFlags.LEVEL_WARNING:
-            prefix = "WARNING:";
-            break;
-        case LogLevelFlags.LEVEL_MESSAGE:
-            prefix = "MESSAGE:";
-            break;
-        case LogLevelFlags.LEVEL_INFO:
-            prefix = "INFO:";
-            break;
-        case LogLevelFlags.LEVEL_DEBUG:
-            prefix = "DEBUG:";
-            break;
-        default:
-            prefix = "LOG:";
-            break;
-        }
-
-        stderr.printf ("[%+.2fs] %s %s\n", log_timer.elapsed (), prefix, message);
-    }
-
-    public static int main (string[] args)
-    {
-        /* Protect memory from being paged to disk, as we deal with passwords */
-        Posix.mlockall (Posix.MCL_CURRENT | Posix.MCL_FUTURE);
-
-        /* Disable the stupid global menubar */
-        Environment.unset_variable ("UBUNTU_MENUPROXY");
-
-        /* Initialize i18n */
-        Intl.setlocale (LocaleCategory.ALL, "");
-        Intl.bindtextdomain (Config.GETTEXT_PACKAGE, Config.LOCALEDIR);
-        Intl.bind_textdomain_codeset (Config.GETTEXT_PACKAGE, "UTF-8");
-        Intl.textdomain (Config.GETTEXT_PACKAGE);
-
-        /* Set up the accessibility stack, in case the user needs it for screen reading etc. */
-        Environment.set_variable ("GTK_MODULES", "atk-bridge", false);
-
-        Pid atspi_pid = 0;
-        Pid upstart_pid = 0;
-
-        try
-        {
-            string[] argv;
-
-            Shell.parse_argv ("/usr/lib/at-spi2-core/at-spi-bus-launcher --launch-immediately", out argv);
-            Process.spawn_async (null,
-                                 argv,
-                                 null,
-                                 SpawnFlags.SEARCH_PATH,
-                                 null,
-                                 out atspi_pid);
-        }
-        catch (Error e)
-        {
-            warning ("Error starting the at-spi registry: %s", e.message);
-        }
-
-        Gtk.init (ref args);
-        Ido.init ();
-
-        log_timer = new Timer ();
-        Log.set_default_handler (log_cb);
-
-        debug ("Starting unity-greeter %s UID=%d LANG=%s", Config.VERSION, (int) Posix.getuid (), Environment.get_variable ("LANG"));
-
-        /* Set the cursor to not be the crap default */
-        debug ("Setting cursor");
-        Gdk.get_default_root_window ().set_cursor (new Gdk.Cursor (Gdk.CursorType.LEFT_PTR));
-
-        bool do_show_version = false;
-        bool do_test_mode = false;
-        OptionEntry versionOption = { "version", 'v', 0, OptionArg.NONE, ref do_show_version,
-                /* Help string for command line --version flag */
-                N_("Show release version"), null };
-        OptionEntry testOption =  { "test-mode", 0, 0, OptionArg.NONE, ref do_test_mode,
-                /* Help string for command line --test-mode flag */
-                N_("Run in test mode"), null };
-        OptionEntry nullOption = { null };
-        OptionEntry[] options = { versionOption, testOption, nullOption };
-
-        debug ("Loading command line options");
-        var c = new OptionContext (/* Arguments and description for --help text */
-                                   _("- Unity Greeter"));
-        c.add_main_entries (options, Config.GETTEXT_PACKAGE);
-        c.add_group (Gtk.get_option_group (true));
-        try
-        {
-            c.parse (ref args);
-        }
-        catch (Error e)
-        {
-            stderr.printf ("%s\n", e.message);
-            stderr.printf (/* Text printed out when an unknown command-line argument provided */
-                           _("Run '%s --help' to see a full list of available command line options."), args[0]);
-            stderr.printf ("\n");
-            return Posix.EXIT_FAILURE;
-        }
-        if (do_show_version)
-        {
-            /* Note, not translated so can be easily parsed */
-            stderr.printf ("unity-greeter %s\n", Config.VERSION);
-            return Posix.EXIT_SUCCESS;
-        }
-
-        if (do_test_mode)
-            debug ("Running in test mode");
-
-        /* Set GTK+ settings */
-        debug ("Setting GTK+ settings");
-        var settings = Gtk.Settings.get_default ();
-        var value = UGSettings.get_string (UGSettings.KEY_THEME_NAME);
-        if (value != "")
-            settings.set ("gtk-theme-name", value, null);
-        value = UGSettings.get_string (UGSettings.KEY_ICON_THEME_NAME);
-        if (value != "")
-            settings.set ("gtk-icon-theme-name", value, null);
-        value = UGSettings.get_string (UGSettings.KEY_FONT_NAME);
-        if (value != "")
-            settings.set ("gtk-font-name", value, null);
-        var double_value = UGSettings.get_double (UGSettings.KEY_XFT_DPI);
-        if (double_value != 0.0)
-            settings.set ("gtk-xft-dpi", (int) (1024 * double_value), null);
-        var boolean_value = UGSettings.get_boolean (UGSettings.KEY_XFT_ANTIALIAS);
-        settings.set ("gtk-xft-antialias", boolean_value, null);
-        value = UGSettings.get_string (UGSettings.KEY_XFT_HINTSTYLE);
-        if (value != "")
-            settings.set ("gtk-xft-hintstyle", value, null);
-        value = UGSettings.get_string (UGSettings.KEY_XFT_RGBA);
-        if (value != "")
-            settings.set ("gtk-xft-rgba", value, null);
-
-        debug ("Creating Unity Greeter");
-        var greeter = new UnityGreeter (do_test_mode);
-
-        debug ("Showing greeter");
-        greeter.show ();
-
-        if (!do_test_mode)
-        {
-            /* Start the indicator services */
-            try
-            {
-                string[] argv;
-
-                Shell.parse_argv ("init --user --startup-event indicator-services-start", out argv);
-                Process.spawn_async (null,
-                                     argv,
-                                     null,
-                                     SpawnFlags.SEARCH_PATH,
-                                     null,
-                                     out upstart_pid);
-            }
-            catch (Error e)
-            {
-                warning ("Error starting Upstart for indicators: %s", e.message);
-            }
-
-            /* Make nm-applet hide items the user does not have permissions to interact with */
-            Environment.set_variable ("NM_APPLET_HIDE_POLICY_ITEMS", "1", true);
-
-            try
-            {
-                Process.spawn_command_line_async ("nm-applet");
-            }
-            catch (Error e)
-            {
-                warning ("Error starting nm-applet: %s", e.message);
-            }
-        }
-
-        /* Setup a handler for TERM so we quit cleanly */
-        GLib.Unix.signal_add(GLib.ProcessSignal.TERM, () => {
-            debug("Got a SIGTERM");
-            Gtk.main_quit();
-            return true;
-        });
-
-        debug ("Starting main loop");
-        Gtk.main ();
-
-        debug ("Cleaning up");
-
-        if (upstart_pid != 0)
-        {
-            Posix.kill (upstart_pid, Posix.SIGTERM);
-            int status;
-            Posix.waitpid (upstart_pid, out status, 0);
-            if (Process.if_exited (status))
-                debug ("Upstart exited with return value %d", Process.exit_status (status));
-            else
-                debug ("Upstart terminated with signal %d", Process.term_sig (status));
-            upstart_pid = 0;
-        }
-
-        if (atspi_pid != 0)
-        {
-            Posix.kill (atspi_pid, Posix.SIGKILL);
-            int status;
-            Posix.waitpid (atspi_pid, out status, 0);
-            if (Process.if_exited (status))
-                debug ("AT-SPI exited with return value %d", Process.exit_status (status));
-            else
-                debug ("AT-SPI terminated with signal %d", Process.term_sig (status));
-            atspi_pid = 0;
-        }
-
-        debug ("Exiting");
-
-        return Posix.EXIT_SUCCESS;
-    }
-}
-
-[DBus (name="org.gnome.SessionManager.EndSessionDialog")]
-public class DialogDBusInterface : Object
-{
-    public signal void open_dialog (uint32 type);
-    public signal void close_dialog ();
-
-    public void open (uint32 type, uint32 timestamp, uint32 seconds_to_stay_open, ObjectPath[] inhibitor_object_paths)
-    {
-        open_dialog (type);
-    }
-
-    public void close ()
-    {
-        close_dialog ();
-    }
-}