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/*
* Copyright 2009 Canonical Ltd.
*
* Authors:
* 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/>.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <dbus/dbus-glib.h>
#include "dbus-shared-names.h"
#include "users-service-dbus.h"
#include "users-service-client.h"
static void users_service_dbus_class_init (UsersServiceDbusClass *klass);
static void users_service_dbus_init (UsersServiceDbus *self);
static void users_service_dbus_dispose (GObject *object);
static void users_service_dbus_finalize (GObject *object);
static gboolean _users_service_server_count_users (UsersServiceDbus *service,
gint *count,
GError **error);
static gboolean _users_service_server_get_user_list (UsersServiceDbus *service,
GArray **list,
GError **error);
static gboolean _users_service_server_get_user_info (UsersServiceDbus *service,
const gint64 uid,
gchar **username,
gchar **real_name,
gchar **shell,
char **icon_url,
GError **error);
static gboolean _users_service_server_get_users_info (UsersServiceDbus *service,
const GArray *uids,
GPtrArray **user_info,
GError **error);
static void users_loaded (DBusGProxy *proxy,
gpointer user_data);
static void user_added (DBusGProxy *proxy,
guint uid,
gpointer user_data);
static void user_removed (DBusGProxy *proxy,
guint uid,
gpointer user_data);
#include "users-service-server.h"
/* Private */
typedef struct _UsersServiceDbusPrivate UsersServiceDbusPrivate;
struct _UsersServiceDbusPrivate
{
GList *users;
gint count;
DBusGConnection *session_bus;
DBusGConnection *system_bus;
DBusGProxy *dbus_proxy_session;
DBusGProxy *dbus_proxy_system;
};
#define USERS_SERVICE_DBUS_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), USERS_SERVICE_DBUS_TYPE, UsersServiceDbusPrivate))
/* Signals */
enum {
USERS_LOADED,
USER_ADDED,
USER_REMOVED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
/* GObject Boilerplate */
G_DEFINE_TYPE (UsersServiceDbus, users_service_dbus, G_TYPE_OBJECT);
static void
users_service_dbus_class_init (UsersServiceDbusClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (object_class, sizeof (UsersServiceDbusPrivate));
object_class->dispose = users_service_dbus_dispose;
object_class->finalize = users_service_dbus_finalize;
signals[USERS_LOADED] = g_signal_new ("users-loaded",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (UsersServiceDbusClass, users_loaded),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
signals[USER_ADDED] = g_signal_new ("user-added",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (UsersServiceDbusClass, user_added),
NULL, NULL,
g_cclosure_marshal_VOID__INT,
G_TYPE_NONE, 1, G_TYPE_INT);
signals[USER_REMOVED] = g_signal_new ("user-removed",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (UsersServiceDbusClass, user_removed),
NULL, NULL,
g_cclosure_marshal_VOID__INT,
G_TYPE_NONE, 1, G_TYPE_INT);
dbus_g_object_type_install_info (USERS_SERVICE_DBUS_TYPE, &dbus_glib__users_service_server_object_info);
}
static void
users_service_dbus_init (UsersServiceDbus *self)
{
GError *error = NULL;
UsersServiceDbusPrivate *priv = USERS_SERVICE_DBUS_GET_PRIVATE (self);
priv->users = NULL;
priv->count = 0;
/* Get the buses */
priv->session_bus = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
if (error != NULL) {
g_error ("Unable to get session bus: %s", error->message);
g_error_free (error);
return;
}
priv->system_bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
if (error != NULL) {
g_error("Unable to get system bus: %s", error->message);
g_error_free(error);
return;
}
dbus_g_connection_register_g_object (priv->session_bus,
INDICATOR_USERS_SERVICE_DBUS_OBJECT,
G_OBJECT (self));
/* Set up the DBUS service proxies */
priv->dbus_proxy_session = dbus_g_proxy_new_for_name_owner (priv->session_bus,
DBUS_SERVICE_DBUS,
DBUS_PATH_DBUS,
DBUS_INTERFACE_DBUS,
&error);
if (error != NULL) {
g_error ("Unable to get dbus proxy on session bus: %s", error->message);
g_error_free (error);
return;
}
priv->dbus_proxy_system = dbus_g_proxy_new_for_name_owner (priv->system_bus,
DBUS_SERVICE_DBUS,
DBUS_PATH_DBUS,
DBUS_INTERFACE_DBUS,
&error);
if (error != NULL) {
g_error ("Unable to get dbus proxy on system bus: %s", error->message);
g_error_free (error);
return;
}
dbus_g_proxy_connect_signal (priv->dbus_proxy_system,
"UsersLoaded",
G_CALLBACK (users_loaded),
self,
NULL);
dbus_g_proxy_connect_signal (priv->dbus_proxy_system,
"UserAdded",
G_CALLBACK (user_added),
self,
NULL);
dbus_g_proxy_connect_signal (priv->dbus_proxy_system,
"UserRemoved",
G_CALLBACK (user_removed),
self,
NULL);
}
static void
users_service_dbus_dispose (GObject *object)
{
G_OBJECT_CLASS (users_service_dbus_parent_class)->dispose (object);
}
static void
users_service_dbus_finalize (GObject *object)
{
G_OBJECT_CLASS (users_service_dbus_parent_class)->finalize (object);
}
static void
users_loaded (DBusGProxy *proxy,
gpointer user_data)
{
UsersServiceDbus *service;
UsersServiceDbusPrivate *priv;
GError *error = NULL;
GArray *uids;
GPtrArray *users_info;
gint count;
int i;
service = (UsersServiceDbus *)user_data;
priv = USERS_SERVICE_DBUS_GET_PRIVATE (service);
if (!org_gnome_DisplayManager_UserManager_count_users (proxy,
&count,
&error))
{
g_warning ("failed to retrieve user count: %s", error->message);
g_error_free (error);
return;
}
priv->count = count;
if (!org_gnome_DisplayManager_UserManager_get_user_list (proxy,
&uids,
&error))
{
g_warning ("failed to retrieve user list: %s", error->message);
g_error_free (error);
return;
}
if (!org_gnome_DisplayManager_UserManager_get_users_info (proxy,
uids,
&users_info,
&error))
{
g_warning ("failed to retrieve user info: %s", error->message);
g_error_free (error);
return;
}
for (i = 0; i < users_info->len; i++)
{
UserData *data = g_ptr_array_index (users_info, i);
priv->users = g_list_prepend (priv->users, data);
}
}
gint
users_service_dbus_get_user_count (UsersServiceDbus *self)
{
UsersServiceDbusPrivate *priv = USERS_SERVICE_DBUS_GET_PRIVATE (self);
return priv->count;
}
GList *
users_service_dbus_get_user_list (UsersServiceDbus *self)
{
UsersServiceDbusPrivate *priv = USERS_SERVICE_DBUS_GET_PRIVATE (self);
return priv->users;
}
static void
user_added (DBusGProxy *proxy,
guint uid,
gpointer user_data)
{
UsersServiceDbus *service = (UsersServiceDbus *)user_data;
UsersServiceDbusPrivate *priv = USERS_SERVICE_DBUS_GET_PRIVATE (service);
UserData *user = g_new0 (UserData, 1);
GError *error = NULL;
priv->count++;
if (!org_gnome_DisplayManager_UserManager_get_user_info (proxy,
uid,
&user->user_name,
&user->real_name,
&user->shell,
&user->icon_url,
&error))
{
g_warning ("unable to retrieve user info: %s", error->message);
g_error_free (error);
g_free (user);
return;
}
user->uid = uid;
priv->users = g_list_prepend (priv->users, user);
g_signal_emit (G_OBJECT (service), signals[USER_ADDED], 0, user, TRUE);
}
static void
user_removed (DBusGProxy *proxy,
guint uid,
gpointer user_data)
{
UsersServiceDbus *service = (UsersServiceDbus *)user_data;
UsersServiceDbusPrivate *priv = USERS_SERVICE_DBUS_GET_PRIVATE (service);
GList *l;
priv->count--;
for (l = priv->users; l != NULL; l = g_list_next (l))
{
UserData *user = (UserData *)l->data;
if (user->uid == uid)
{
priv->users = g_list_remove (priv->users, l->data);
g_signal_emit (G_OBJECT (service), signals[USER_REMOVED], 0, user, TRUE);
}
}
}
static gboolean
_users_service_server_count_users (UsersServiceDbus *service,
gint *uids,
GError **error)
{
return TRUE;
}
static gboolean
_users_service_server_get_user_list (UsersServiceDbus *service,
GArray **list,
GError **error)
{
return TRUE;
}
static gboolean
_users_service_server_get_user_info (UsersServiceDbus *service,
const gint64 uid,
gchar **username,
gchar **real_name,
gchar **shell,
char **icon_url,
GError **error)
{
return TRUE;
}
static gboolean
_users_service_server_get_users_info (UsersServiceDbus *service,
const GArray *uids,
GPtrArray **user_info,
GError **error)
{
return TRUE;
}
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