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#include <glib/gi18n.h>
#include <dbus/dbus-glib.h>
#include <dbus/dbus-glib-bindings.h>
#include <libdbusmenu-glib/server.h>
#include <libdbusmenu-glib/menuitem.h>
#include "dbus-shared-names.h"
#define GUEST_SESSION_LAUNCHER "/usr/share/gdm/guest-session/guest-session-launch"
static DBusGConnection * session_bus = NULL;
static DBusGConnection * system_bus = NULL;
static DBusGProxy * bus_proxy = NULL;
static DBusGProxy * gdm_proxy = NULL;
static DbusmenuMenuitem * root_menuitem = NULL;
static GMainLoop * mainloop = NULL;
static gboolean
check_guest_session (void)
{
if (geteuid() < 500) {
/* System users shouldn't have guest account shown. Mosly
this would be the case of the guest user itself. */
return FALSE;
}
if (!g_file_test(GUEST_SESSION_LAUNCHER, G_FILE_TEST_IS_EXECUTABLE)) {
/* It doesn't appear that the Guest session stuff is
installed. So let's not use it then! */
return FALSE;
}
return TRUE;
}
static void
activate_guest_session (DbusmenuMenuitem * mi, gpointer user_data)
{
GError * error = NULL;
if (!g_spawn_command_line_async(GUEST_SESSION_LAUNCHER, &error)) {
g_warning("Unable to start guest session: %s", error->message);
g_error_free(error);
}
return;
}
static gboolean
check_new_session (void)
{
if (system_bus == NULL) {
system_bus = dbus_g_bus_get(DBUS_BUS_SYSTEM, NULL);
}
if (system_bus == NULL) {
return FALSE;
}
if (gdm_proxy == NULL) {
gdm_proxy = dbus_g_proxy_new_for_name(system_bus,
"org.gnome.DisplayManager",
"/org/gnome/DisplayManager/LocalDisplayFactory",
"org.gnome.DisplayManager.LocalDisplayFactory");
}
if (gdm_proxy == NULL) {
return FALSE;
}
return TRUE;
}
static void
activate_new_session (DbusmenuMenuitem * mi, gpointer user_data)
{
GError * error = NULL;
if (!g_spawn_command_line_async("gdmflexiserver -s", &error)) {
g_warning("Unable to start guest session: %s", error->message);
g_error_free(error);
}
return;
}
static void
create_items (DbusmenuMenuitem * root) {
DbusmenuMenuitem * mi = NULL;
if (check_guest_session()) {
mi = dbusmenu_menuitem_new();
dbusmenu_menuitem_property_set(mi, "label", _("Guest Session"));
dbusmenu_menuitem_child_append(root, mi);
g_signal_connect(G_OBJECT(mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(activate_guest_session), NULL);
}
if (check_new_session()) {
mi = dbusmenu_menuitem_new();
dbusmenu_menuitem_property_set(mi, "label", _("New Session..."));
dbusmenu_menuitem_child_append(root, mi);
g_signal_connect(G_OBJECT(mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(activate_new_session), NULL);
}
return;
}
int
main (int argc, char ** argv)
{
g_type_init();
session_bus = dbus_g_bus_get(DBUS_BUS_SESSION, NULL);
bus_proxy = dbus_g_proxy_new_for_name(session_bus, DBUS_SERVICE_DBUS, DBUS_PATH_DBUS, DBUS_INTERFACE_DBUS);
GError * error = NULL;
guint nameret = 0;
if (!org_freedesktop_DBus_request_name(bus_proxy, INDICATOR_USERS_DBUS_NAME, 0, &nameret, &error)) {
g_error("Unable to call to request name");
return 1;
}
if (nameret != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) {
g_error("Unable to get name");
return 1;
}
root_menuitem = dbusmenu_menuitem_new();
g_debug("Root ID: %d", dbusmenu_menuitem_get_id(root_menuitem));
create_items(root_menuitem);
DbusmenuServer * server = dbusmenu_server_new(INDICATOR_USERS_DBUS_OBJECT);
dbusmenu_server_set_root(server, root_menuitem);
mainloop = g_main_loop_new(NULL, FALSE);
g_main_loop_run(mainloop);
return 0;
}
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