diff options
Diffstat (limited to 'src/users-service.c')
| -rw-r--r-- | src/users-service.c | 335 |
1 files changed, 277 insertions, 58 deletions
diff --git a/src/users-service.c b/src/users-service.c index 7ad1732..dc11e8d 100644 --- a/src/users-service.c +++ b/src/users-service.c @@ -1,24 +1,25 @@ /* -A small wrapper utility to load indicators and put them as menu items -into the gnome-panel using it's applet interface. - -Copyright 2009 Canonical Ltd. - -Authors: - Ted Gould <ted@canonical.com> - -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 warranties of -MERCHANTABILITY, SATISFACTORY QUALITY, 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/>. -*/ + * A small wrapper utility to load indicators and put them as menu items + * into the gnome-panel using it's applet interface. + * + * Copyright 2009 Canonical Ltd. + * + * Authors: + * Ted Gould <ted@canonical.com> + * Cody Russell <crussell@canonical.com> + * + * 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 warranties of + * MERCHANTABILITY, SATISFACTORY QUALITY, 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/>. + */ #include <config.h> @@ -33,15 +34,116 @@ with this program. If not, see <http://www.gnu.org/licenses/>. #include <libdbusmenu-glib/menuitem.h> #include "dbus-shared-names.h" +#include "users-service-dbus.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; +typedef struct _ActivateData ActivateData; +struct _ActivateData +{ + UsersServiceDbus *service; + UserData *user; +}; + +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 UsersServiceDbus *dbus_interface = NULL; + +static DBusGProxy * gdm_settings_proxy = NULL; +static gboolean gdm_auto_login = FALSE; +static const gchar * gdm_auto_login_string = "daemon/AutomaticLoginEnable"; + +static gint count; +static GList *users; + +/* Respond to the signal of autologin changing to see if the + setting for timed login changes. */ +static void +gdm_settings_change (DBusGProxy * proxy, const gchar * value, const gchar * old, const gchar * new, gpointer data) +{ + if (g_strcmp0(value, gdm_auto_login_string)) { + /* This is not a setting that we care about, + there is only one. */ + return; + } + g_debug("GDM Settings change: %s", new); + + if (g_strcmp0(new, "true") == 0) { + gdm_auto_login = TRUE; + } else { + gdm_auto_login = FALSE; + } + + return; +} + +/* Get back the data from querying to see if there is auto + login enabled in GDM */ +static void +gdm_get_autologin (DBusGProxy * proxy, DBusGProxyCall * call, gpointer data) +{ + GError * error = NULL; + gchar * value = NULL; + + if (!dbus_g_proxy_end_call(proxy, call, &error, G_TYPE_STRING, &value, G_TYPE_INVALID)) { + g_warning("Unable to get autologin setting: %s", error != NULL ? error->message : "null"); + g_error_free(error); + return; + } + + g_return_if_fail(value != NULL); + gdm_settings_change(proxy, gdm_auto_login_string, NULL, value, NULL); + + return; +} + +/* Sets up the proxy and queries for the setting to know + whether we're doing an autologin. */ +static gboolean +build_gdm_proxy (gpointer null_data) +{ + g_return_val_if_fail(gdm_settings_proxy == NULL, FALSE); + + /* Grab the system bus */ + DBusGConnection * bus = dbus_g_bus_get(DBUS_BUS_SYSTEM, NULL); + g_return_val_if_fail(bus != NULL, FALSE); + + /* Get the settings proxy */ + gdm_settings_proxy = dbus_g_proxy_new_for_name_owner(bus, + "org.gnome.DisplayManager", + "/org/gnome/DisplayManager/Settings", + "org.gnome.DisplayManager.Settings", NULL); + g_return_val_if_fail(gdm_settings_proxy != NULL, FALSE); + + /* Signal for value changed */ + dbus_g_proxy_add_signal(gdm_settings_proxy, + "ValueChanged", + G_TYPE_STRING, + G_TYPE_STRING, + G_TYPE_STRING, + G_TYPE_INVALID); + dbus_g_proxy_connect_signal(gdm_settings_proxy, + "ValueChanged", + G_CALLBACK(gdm_settings_change), + NULL, + NULL); + + /* Start to get the initial value */ + dbus_g_proxy_begin_call(gdm_settings_proxy, + "GetValue", + gdm_get_autologin, + NULL, + NULL, + G_TYPE_STRING, + gdm_auto_login_string, + G_TYPE_INVALID); + + return FALSE; +} static gboolean check_guest_session (void) @@ -115,6 +217,10 @@ static void lock_screen (DbusmenuMenuitem * mi, gpointer data) { g_debug("Lock Screen"); + if (gdm_auto_login) { + g_debug("\tGDM set to autologin, blocking lock"); + return; + } DBusGConnection * session_bus = dbus_g_bus_get(DBUS_BUS_SESSION, NULL); g_return_if_fail(session_bus != NULL); @@ -137,29 +243,129 @@ lock_screen (DbusmenuMenuitem * mi, gpointer data) } static void -create_items (DbusmenuMenuitem * root) { - DbusmenuMenuitem * mi = NULL; - - mi = dbusmenu_menuitem_new(); - dbusmenu_menuitem_property_set(mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Lock Screen")); - g_signal_connect(G_OBJECT(mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(lock_screen), NULL); - dbusmenu_menuitem_child_append(root, mi); - - if (check_guest_session()) { - mi = dbusmenu_menuitem_new(); - dbusmenu_menuitem_property_set(mi, DBUSMENU_MENUITEM_PROP_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); - } +activate_user_session (DbusmenuMenuitem *mi, gpointer user_data) +{ + UserData *user = (UserData *)user_data; + UsersServiceDbus *service = user->service; - if (check_new_session()) { - mi = dbusmenu_menuitem_new(); - dbusmenu_menuitem_property_set(mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Switch User...")); - dbusmenu_menuitem_child_append(root, mi); - g_signal_connect(G_OBJECT(mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(activate_new_session), NULL); - } + users_service_dbus_activate_user_session (service, user); +} - return; +static gint +compare_users_by_username (const gchar *a, + const gchar *b) +{ + UserData *user1 = (UserData *)a; + UserData *user2 = (UserData *)b; + + return g_strcmp0 (user1->user_name, user2->user_name); +} + +static void +rebuild_items (DbusmenuMenuitem *root, + UsersServiceDbus *service) +{ + DbusmenuMenuitem *mi = NULL; + GList *u; + UserData *user; + gboolean can_activate; + GList *children; + + can_activate = users_service_dbus_can_activate_session (service); + + children = dbusmenu_menuitem_take_children (root); + g_list_foreach (children, (GFunc)g_object_unref, NULL); + g_list_free (children); + + mi = dbusmenu_menuitem_new(); + dbusmenu_menuitem_property_set(mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Lock Screen")); + g_signal_connect(G_OBJECT(mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(lock_screen), NULL); + dbusmenu_menuitem_child_append(root, mi); + + if (can_activate == TRUE) + { + if (check_guest_session ()) + { + mi = dbusmenu_menuitem_new (); + dbusmenu_menuitem_property_set (mi, DBUSMENU_MENUITEM_PROP_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 (count > MINIMUM_USERS && count < MAXIMUM_USERS) + { + if (users != NULL) + { + GList *l = NULL; + + for (l = users; l != NULL; l = l->next) + { + users = g_list_delete_link (users, l); + } + + users = NULL; + } + + users = users_service_dbus_get_user_list (service); + + users = g_list_sort (users, (GCompareFunc)compare_users_by_username); + + for (u = users; u != NULL; u = g_list_next (u)) + { + user = u->data; + + user->service = service; + + mi = dbusmenu_menuitem_new (); + dbusmenu_menuitem_property_set (mi, DBUSMENU_MENUITEM_PROP_LABEL, user->real_name); + dbusmenu_menuitem_child_append (root, mi); + g_signal_connect (G_OBJECT (mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK (activate_user_session), user); + } + } + + if (check_new_session ()) + { + mi = dbusmenu_menuitem_new (); + dbusmenu_menuitem_property_set (mi, DBUSMENU_MENUITEM_PROP_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); + } + } +} + +static void +user_added (UsersServiceDbus *service, + UserData *user, + gpointer user_data) +{ + DbusmenuMenuitem *root = (DbusmenuMenuitem *)user_data; + + count++; + + rebuild_items (root, service); +} + +static void +user_removed (UsersServiceDbus *service, + UserData *user, + gpointer user_data) +{ + DbusmenuMenuitem *root = (DbusmenuMenuitem *)user_data; + + count--; + + rebuild_items (root, service); +} + +static void +create_items (DbusmenuMenuitem *root, + UsersServiceDbus *service) +{ + g_return_if_fail (IS_USERS_SERVICE_DBUS (service)); + + count = users_service_dbus_get_user_count (service); + + rebuild_items (root, service); } int @@ -167,35 +373,48 @@ main (int argc, char ** argv) { g_type_init(); - /* Setting up i18n and gettext. Apparently, we need - all of these. */ - setlocale (LC_ALL, ""); - bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); - textdomain (GETTEXT_PACKAGE); + /* Setting up i18n and gettext. Apparently, we need + all of these. */ + setlocale (LC_ALL, ""); + bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR); + textdomain (GETTEXT_PACKAGE); 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); + 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)); + g_idle_add(build_gdm_proxy, NULL); - create_items(root_menuitem); + dbus_interface = g_object_new (USERS_SERVICE_DBUS_TYPE, NULL); + + root_menuitem = dbusmenu_menuitem_new (); + g_debug ("Root ID: %d", dbusmenu_menuitem_get_id (root_menuitem)); + + create_items (root_menuitem, dbus_interface); DbusmenuServer * server = dbusmenu_server_new(INDICATOR_USERS_DBUS_OBJECT); dbusmenu_server_set_root(server, root_menuitem); + g_signal_connect (G_OBJECT (dbus_interface), + "user-added", + G_CALLBACK (user_added), + root_menuitem); + g_signal_connect (G_OBJECT (dbus_interface), + "user-removed", + G_CALLBACK (user_removed), + root_menuitem); + mainloop = g_main_loop_new(NULL, FALSE); g_main_loop_run(mainloop); |