+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-

+ *

+ * Copyright (C) 2006-2007 Richard Hughes <[email protected]>

+ *

+ * Licensed under the GNU General Public License Version 2

+ *

+ * 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 2 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 copy of the GNU General Public License

+ * along with this program; if not, write to the Free Software

+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

+ */

+

+#ifdef HAVE_CONFIG_H

+# include <config.h>

+#endif

+

+#include <stdlib.h>

+#include <stdio.h>

+#include <time.h>

+#include <errno.h>

+

+#include <string.h>

+#include <sys/time.h>

+#include <sys/types.h>

+#include <sys/wait.h>

+#ifdef HAVE_UNISTD_H

+#include <unistd.h>

+#endif /* HAVE_UNISTD_H */

+

+#include <glib/gi18n.h>

+#include <dbus/dbus-glib.h>

+#include <dbus/dbus-glib-lowlevel.h>

+#include <mate-keyring.h>

+#include <mateconf/mateconf-client.h>

+#include <libupower-glib/upower.h>

+

+#include "egg-debug.h"

+#include "egg-console-kit.h"

+

+#include "gpm-screensaver.h"

+#include "gpm-common.h"

+#include "gpm-control.h"

+#include "gpm-networkmanager.h"

+

+#define GPM_CONTROL_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GPM_TYPE_CONTROL, GpmControlPrivate))

+

+struct GpmControlPrivate

+{

+ MateConfClient *conf;

+ UpClient *client;

+};

+

+enum {

+ RESUME,

+ SLEEP,

+ LAST_SIGNAL

+};

+

+static guint signals [LAST_SIGNAL] = { 0 };

+static gpointer gpm_control_object = NULL;

+

+G_DEFINE_TYPE (GpmControl, gpm_control, G_TYPE_OBJECT)

+

+/**

+ * gpm_control_error_quark:

+ * Return value: Our personal error quark.

+ **/

+GQuark

+gpm_control_error_quark (void)

+{

+ static GQuark quark = 0;

+ if (!quark)

+ quark = g_quark_from_static_string ("gpm_control_error");

+ return quark;

+}

+

+/**

+ * gpm_control_shutdown:

+ * @control: This class instance

+ *

+ * Shuts down the computer

+ **/

+gboolean

+gpm_control_shutdown (GpmControl *control, GError **error)

+{

+ gboolean ret;

+ EggConsoleKit *console;

+ console = egg_console_kit_new ();

+ ret = egg_console_kit_stop (console, error);

+ g_object_unref (console);

+ return ret;

+}

+

+/**

+ * gpm_control_get_lock_policy:

+ * @control: This class instance

+ * @policy: The policy mateconf string.

+ *

+ * This function finds out if we should lock the screen when we do an

+ * action. It is required as we can either use the mate-screensaver policy

+ * or the custom policy. See the yelp file for more information.

+ *

+ * Return value: TRUE if we should lock.

+ **/

+gboolean

+gpm_control_get_lock_policy (GpmControl *control, const gchar *policy)

+{

+ gboolean do_lock;

+ gboolean use_ss_setting;

+ /* This allows us to over-ride the custom lock settings set in mateconf

+ with a system default set in mate-screensaver.

+ See bug #331164 for all the juicy details. :-) */

+ use_ss_setting = mateconf_client_get_bool (control->priv->conf, GPM_CONF_LOCK_USE_SCREENSAVER, NULL);

+ if (use_ss_setting) {

+ do_lock = mateconf_client_get_bool (control->priv->conf, GS_PREF_LOCK_ENABLED, NULL);

+ egg_debug ("Using ScreenSaver settings (%i)", do_lock);

+ } else {

+ do_lock = mateconf_client_get_bool (control->priv->conf, policy, NULL);

+ egg_debug ("Using custom locking settings (%i)", do_lock);

+ }

+ return do_lock;

+}

+

+/**

+ * gpm_control_suspend:

+ **/

+gboolean

+gpm_control_suspend (GpmControl *control, GError **error)

+{

+ gboolean allowed;

+ gboolean ret = FALSE;

+ gboolean do_lock;

+ gboolean nm_sleep;

+ gboolean lock_mate_keyring;

+ MateKeyringResult keyres;

+ GpmScreensaver *screensaver;

+ guint32 throttle_cookie = 0;

+

+ screensaver = gpm_screensaver_new ();

+

+ g_object_get (control->priv->client,

+ "can-suspend", &allowed,

+ NULL);

+ if (!allowed) {

+ egg_debug ("cannot suspend as not allowed from policy");

+ g_set_error_literal (error, GPM_CONTROL_ERROR, GPM_CONTROL_ERROR_GENERAL, "Cannot suspend");

+ goto out;

+ }

+

+ /* we should perhaps lock keyrings when sleeping #375681 */

+ lock_mate_keyring = mateconf_client_get_bool (control->priv->conf, GPM_CONF_LOCK_MATE_KEYRING_SUSPEND, NULL);

+ if (lock_mate_keyring) {

+ keyres = mate_keyring_lock_all_sync ();

+ if (keyres != MATE_KEYRING_RESULT_OK)

+ egg_warning ("could not lock keyring");

+ }

+

+ do_lock = gpm_control_get_lock_policy (control, GPM_CONF_LOCK_ON_SUSPEND);

+ if (do_lock) {

+ throttle_cookie = gpm_screensaver_add_throttle (screensaver, "suspend");

+ gpm_screensaver_lock (screensaver);

+ }

+

+ nm_sleep = mateconf_client_get_bool (control->priv->conf, GPM_CONF_NETWORKMANAGER_SLEEP, NULL);

+ if (nm_sleep)

+ gpm_networkmanager_sleep ();

+

+ /* Do the suspend */

+ egg_debug ("emitting sleep");

+ g_signal_emit (control, signals [SLEEP], 0, GPM_CONTROL_ACTION_SUSPEND);

+

+ ret = up_client_suspend_sync (control->priv->client, NULL, error);

+

+ egg_debug ("emitting resume");

+ g_signal_emit (control, signals [RESUME], 0, GPM_CONTROL_ACTION_SUSPEND);

+

+ if (do_lock) {

+ gpm_screensaver_poke (screensaver);

+ if (throttle_cookie)

+ gpm_screensaver_remove_throttle (screensaver, throttle_cookie);

+ }

+

+ nm_sleep = mateconf_client_get_bool (control->priv->conf, GPM_CONF_NETWORKMANAGER_SLEEP, NULL);

+ if (nm_sleep)

+ gpm_networkmanager_wake ();

+

+out:

+ g_object_unref (screensaver);

+ return ret;

+}

+

+/**

+ * gpm_control_hibernate:

+ **/

+gboolean

+gpm_control_hibernate (GpmControl *control, GError **error)

+{

+ gboolean allowed;

+ gboolean ret = FALSE;

+ gboolean do_lock;

+ gboolean nm_sleep;

+ gboolean lock_mate_keyring;

+ MateKeyringResult keyres;

+ GpmScreensaver *screensaver;

+ guint32 throttle_cookie = 0;

+

+ screensaver = gpm_screensaver_new ();

+

+ g_object_get (control->priv->client,

+ "can-hibernate", &allowed,

+ NULL);

+ if (!allowed) {

+ egg_debug ("cannot hibernate as not allowed from policy");

+ g_set_error_literal (error, GPM_CONTROL_ERROR, GPM_CONTROL_ERROR_GENERAL, "Cannot hibernate");

+ goto out;

+ }

+

+ /* we should perhaps lock keyrings when sleeping #375681 */

+ lock_mate_keyring = mateconf_client_get_bool (control->priv->conf, GPM_CONF_LOCK_MATE_KEYRING_HIBERNATE, NULL);

+ if (lock_mate_keyring) {

+ keyres = mate_keyring_lock_all_sync ();

+ if (keyres != MATE_KEYRING_RESULT_OK) {

+ egg_warning ("could not lock keyring");

+ }

+ }

+

+ do_lock = gpm_control_get_lock_policy (control, GPM_CONF_LOCK_ON_HIBERNATE);

+ if (do_lock) {

+ throttle_cookie = gpm_screensaver_add_throttle (screensaver, "hibernate");

+ gpm_screensaver_lock (screensaver);

+ }

+

+ nm_sleep = mateconf_client_get_bool (control->priv->conf, GPM_CONF_NETWORKMANAGER_SLEEP, NULL);

+ if (nm_sleep)

+ gpm_networkmanager_sleep ();

+

+ egg_debug ("emitting sleep");

+ g_signal_emit (control, signals [SLEEP], 0, GPM_CONTROL_ACTION_HIBERNATE);

+

+ ret = up_client_hibernate_sync (control->priv->client, NULL, error);

+

+ egg_debug ("emitting resume");

+ g_signal_emit (control, signals [RESUME], 0, GPM_CONTROL_ACTION_HIBERNATE);

+

+ if (do_lock) {

+ gpm_screensaver_poke (screensaver);

+ if (throttle_cookie)

+ gpm_screensaver_remove_throttle (screensaver, throttle_cookie);

+ }

+

+ nm_sleep = mateconf_client_get_bool (control->priv->conf, GPM_CONF_NETWORKMANAGER_SLEEP, NULL);

+ if (nm_sleep)

+ gpm_networkmanager_wake ();

+

+out:

+ g_object_unref (screensaver);

+ return ret;

+}

+

+/**

+ * gpm_control_finalize:

+ **/

+static void

+gpm_control_finalize (GObject *object)

+{

+ GpmControl *control;

+

+ g_return_if_fail (object != NULL);

+ g_return_if_fail (GPM_IS_CONTROL (object));

+ control = GPM_CONTROL (object);

+

+ g_object_unref (control->priv->conf);

+ g_object_unref (control->priv->client);

+

+ g_return_if_fail (control->priv != NULL);

+ G_OBJECT_CLASS (gpm_control_parent_class)->finalize (object);

+}

+

+/**

+ * gpm_control_class_init:

+ **/

+static void

+gpm_control_class_init (GpmControlClass *klass)

+{

+ GObjectClass *object_class = G_OBJECT_CLASS (klass);

+ object_class->finalize = gpm_control_finalize;

+

+ signals [RESUME] =

+ g_signal_new ("resume",

+ G_TYPE_FROM_CLASS (object_class),

+ G_SIGNAL_RUN_LAST,

+ G_STRUCT_OFFSET (GpmControlClass, resume),

+ NULL,

+ NULL,

+ g_cclosure_marshal_VOID__INT,

+ G_TYPE_NONE, 1, G_TYPE_INT);

+ signals [SLEEP] =

+ g_signal_new ("sleep",

+ G_TYPE_FROM_CLASS (object_class),

+ G_SIGNAL_RUN_LAST,

+ G_STRUCT_OFFSET (GpmControlClass, sleep),

+ NULL,

+ NULL,

+ g_cclosure_marshal_VOID__INT,

+ G_TYPE_NONE, 1, G_TYPE_INT);

+

+ g_type_class_add_private (klass, sizeof (GpmControlPrivate));

+}

+

+/**

+ * gpm_control_init:

+ * @control: This control class instance

+ **/

+static void

+gpm_control_init (GpmControl *control)

+{

+ control->priv = GPM_CONTROL_GET_PRIVATE (control);

+

+ control->priv->client = up_client_new ();

+ control->priv->conf = mateconf_client_get_default ();

+}

+

+/**

+ * gpm_control_new:

+ * Return value: A new control class instance.

+ **/

+GpmControl *

+gpm_control_new (void)

+{

+ if (gpm_control_object != NULL) {

+ g_object_ref (gpm_control_object);

+ } else {

+ gpm_control_object = g_object_new (GPM_TYPE_CONTROL, NULL);

+ g_object_add_weak_pointer (gpm_control_object, &gpm_control_object);

+ }

+ return GPM_CONTROL (gpm_control_object);

+}

+