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authorCody Russell <crussell@canonical.com>2009-09-10 16:26:01 -0500
committerCody Russell <crussell@canonical.com>2009-09-10 16:26:01 -0500
commitefd24605727ee979b35053397463246456cf0ed0 (patch)
tree621f85a05dc90b0fe0a519108ba2b8d18897c494 /src/users-service-dbus.c
parent3211a5e810fbbe830a237127092d221018f4f6a2 (diff)
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diff --git a/src/users-service-dbus.c b/src/users-service-dbus.c
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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;
+}