path: root/libempathy/empathy-chandler.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2007-2008 Collabora Ltd.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Authors: Xavier Claessens <xclaesse@gmail.com>
 */

#include <config.h>

#include <dbus/dbus-glib.h>

#include <telepathy-glib/dbus.h>
#include <telepathy-glib/connection.h>
#include <telepathy-glib/channel.h>

#include "empathy-chandler.h"
#include "empathy-debug.h"
#include "empathy-marshal.h"

#define DEBUG_DOMAIN "EmpathyChandler"

static gboolean empathy_chandler_handle_channel (EmpathyChandler *chandler,
                         const gchar     *bus_name,
                         const gchar     *connection,
                         const gchar     *channel_type,
                         const gchar     *channel,
                         guint            handle_type,
                         guint            handle,
                         GError         **error);

#include "empathy-chandler-glue.h"

enum {
    NEW_CHANNEL,
    LAST_SIGNAL
};

static guint signals[LAST_SIGNAL];

G_DEFINE_TYPE (EmpathyChandler, empathy_chandler, G_TYPE_OBJECT)

static void
empathy_chandler_class_init (EmpathyChandlerClass *klass)
{
    signals[NEW_CHANNEL] =
        g_signal_new ("new-channel",
                  G_OBJECT_CLASS_TYPE (klass),
                  G_SIGNAL_RUN_LAST,
                  0,
                  NULL, NULL,
                  g_cclosure_marshal_VOID__OBJECT,
                  G_TYPE_NONE,
                  1, TP_TYPE_CHANNEL);
}

static void
empathy_chandler_init (EmpathyChandler *chandler)
{
}

EmpathyChandler *
empathy_chandler_new (const gchar *bus_name,
              const gchar *object_path)
{
    static gboolean  initialized = FALSE;
    EmpathyChandler *chandler;
    DBusGProxy      *proxy;
    guint            result;
    GError          *error = NULL;

    if (!initialized) {
        dbus_g_object_type_install_info (EMPATHY_TYPE_CHANDLER,
                         &dbus_glib_empathy_chandler_object_info);
        initialized = TRUE;
    }

    proxy = dbus_g_proxy_new_for_name (tp_get_bus (),
                       DBUS_SERVICE_DBUS,
                       DBUS_PATH_DBUS,
                       DBUS_INTERFACE_DBUS);

    if (!dbus_g_proxy_call (proxy, "RequestName", &error,
                G_TYPE_STRING, bus_name,
                G_TYPE_UINT, DBUS_NAME_FLAG_DO_NOT_QUEUE,
                G_TYPE_INVALID,
                G_TYPE_UINT, &result,
                G_TYPE_INVALID)) {
        empathy_debug (DEBUG_DOMAIN,
                  "Failed to request name: %s",
                  error ? error->message : "No error given");
        g_clear_error (&error);

        return NULL;
    }
    g_object_unref (proxy);

    chandler = g_object_new (EMPATHY_TYPE_CHANDLER, NULL);
    dbus_g_connection_register_g_object (tp_get_bus (),
                         object_path,
                         G_OBJECT (chandler));

    return chandler;
}

static gboolean
empathy_chandler_handle_channel (EmpathyChandler  *chandler,
                 const gchar      *bus_name,
                 const gchar      *connection,
                 const gchar      *channel_type,
                 const gchar      *channel,
                 guint             handle_type,
                 guint             handle,
                 GError          **error)
{
    TpChannel           *chan;
    TpConnection        *conn;
    static TpDBusDaemon *daemon = NULL;

    if (!daemon) {
        daemon = tp_dbus_daemon_new (tp_get_bus ());
    }

    conn = tp_connection_new (daemon, bus_name, connection, NULL);
    chan = tp_channel_new (conn, channel, channel_type, handle_type, handle, NULL);
    tp_channel_run_until_ready (chan, NULL, NULL);

    empathy_debug (DEBUG_DOMAIN, "New channel to be handled: "
                     "type=%s handle=%d",
                     channel_type, handle);
    g_signal_emit (chandler, signals[NEW_CHANNEL], 0, chan);

    g_object_unref (chan);
    g_object_unref (conn);

    return TRUE;
}