213 lines
5.6 KiB
C
213 lines
5.6 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
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*
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* Copyright (C) 2007 Richard Hughes <richard@hughsie.com>
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*
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* Licensed under the GNU General Public License Version 2
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif /* HAVE_UNISTD_H */
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#include <glib/gi18n.h>
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#include <dbus/dbus-glib.h>
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#include "pk-common.h"
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#include "pk-debug.h"
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#include "pk-polkit-client.h"
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static void pk_polkit_client_class_init (PkPolkitClientClass *klass);
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static void pk_polkit_client_init (PkPolkitClient *polkit_client);
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static void pk_polkit_client_finalize (GObject *object);
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#define PK_POLKIT_CLIENT_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), PK_TYPE_POLKIT_CLIENT, PkPolkitClientPrivate))
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#define POLKIT_DBUS_SERVICE "org.gnome.PolicyKit"
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#define POLKIT_DBUS_PATH "/org/gnome/PolicyKit/Manager"
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#define POLKIT_DBUS_INTERFACE "org.gnome.PolicyKit.Manager"
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struct PkPolkitClientPrivate
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{
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DBusGConnection *connection;
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DBusGProxy *proxy;
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};
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G_DEFINE_TYPE (PkPolkitClient, pk_polkit_client, G_TYPE_OBJECT)
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/**
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* pk_polkit_client_gain_privilege:
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**/
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gboolean
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pk_polkit_client_gain_privilege (PkPolkitClient *pclient, const gchar *pk_action)
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{
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GError *error = NULL;
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gboolean gained_privilege;
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g_return_val_if_fail (pclient != NULL, FALSE);
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g_return_val_if_fail (PK_IS_POLKIT_CLIENT (pclient), FALSE);
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/* Use PolicyKit-gnome to bring up an auth dialog (we
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* don't have any windows so set the XID to "null") */
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if (!dbus_g_proxy_call_with_timeout (pclient->priv->proxy,
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"ShowDialog",
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INT_MAX,
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&error,
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/* parameters: */
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G_TYPE_STRING, pk_action, /* action_id */
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G_TYPE_UINT, 0, /* X11 window ID */
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G_TYPE_INVALID,
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/* return values: */
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G_TYPE_BOOLEAN, &gained_privilege,
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G_TYPE_INVALID)) {
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pk_warning ("Caught exception '%s'", error->message);
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g_error_free (error);
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return FALSE;
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}
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pk_debug ("gained privilege = %d", gained_privilege);
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return gained_privilege;
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}
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/**
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* pk_polkit_client_gain_privilege_str:
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**/
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gboolean
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pk_polkit_client_gain_privilege_str (PkPolkitClient *pclient, const gchar *error_str)
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{
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gboolean ret;
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gchar **tokens;
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g_return_val_if_fail (pclient != NULL, FALSE);
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g_return_val_if_fail (PK_IS_POLKIT_CLIENT (pclient), FALSE);
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tokens = g_strsplit (error_str, " ", 0);
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if (tokens == NULL) {
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pk_warning ("invalid string (null)");
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return FALSE;
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}
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if (g_strv_length (tokens) < 2) {
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pk_warning ("invalid string '%s'", error_str);
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g_strfreev (tokens);
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return FALSE;
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}
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/* we've now just got the pk_action */
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pk_debug ("pk_action='%s' pk_result='%s'", tokens[0], tokens[1]);
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ret = pk_polkit_client_gain_privilege (pclient, tokens[0]);
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g_strfreev (tokens);
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return ret;
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}
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/**
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* pk_polkit_client_error_denied_by_policy:
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**/
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gboolean
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pk_polkit_client_error_denied_by_policy (GError *error)
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{
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const gchar *error_name;
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/* if not set */
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if (error == NULL) {
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return FALSE;
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}
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/* check for specific error */
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error_name = dbus_g_error_get_name (error);
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pk_debug ("ERROR: %s: %s", error_name, error->message);
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if (pk_strequal (error_name, "org.freedesktop.PackageKit.RefusedByPolicy") == TRUE) {
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return TRUE;
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}
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return FALSE;
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}
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/**
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* pk_polkit_client_class_init:
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**/
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static void
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pk_polkit_client_class_init (PkPolkitClientClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = pk_polkit_client_finalize;
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g_type_class_add_private (klass, sizeof (PkPolkitClientPrivate));
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}
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/**
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* pk_polkit_client_init:
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**/
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static void
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pk_polkit_client_init (PkPolkitClient *pclient)
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{
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GError *error = NULL;
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pclient->priv = PK_POLKIT_CLIENT_GET_PRIVATE (pclient);
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/* check dbus connections, exit if not valid */
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pclient->priv->connection = dbus_g_bus_get (DBUS_BUS_SESSION, &error);
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if (error) {
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pk_warning ("%s", error->message);
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g_error_free (error);
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g_error ("This program cannot start until you start the dbus system service.");
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}
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/* get a connection */
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pclient->priv->proxy = dbus_g_proxy_new_for_name (pclient->priv->connection,
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POLKIT_DBUS_SERVICE,
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POLKIT_DBUS_PATH,
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POLKIT_DBUS_INTERFACE);
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if (pclient->priv->proxy == NULL) {
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g_error ("Cannot connect to PackageKit.");
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}
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}
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/**
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* pk_polkit_client_finalize:
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**/
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static void
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pk_polkit_client_finalize (GObject *object)
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{
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PkPolkitClient *pclient;
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g_return_if_fail (object != NULL);
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g_return_if_fail (PK_IS_POLKIT_CLIENT (object));
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pclient = PK_POLKIT_CLIENT (object);
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g_return_if_fail (pclient->priv != NULL);
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/* free the proxy */
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g_object_unref (G_OBJECT (pclient->priv->proxy));
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G_OBJECT_CLASS (pk_polkit_client_parent_class)->finalize (object);
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}
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/**
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* pk_polkit_client_new:
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**/
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PkPolkitClient *
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pk_polkit_client_new (void)
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{
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PkPolkitClient *pclient;
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pclient = g_object_new (PK_TYPE_POLKIT_CLIENT, NULL);
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return PK_POLKIT_CLIENT (pclient);
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}
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