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-rw-r--r--trunk/libempathy/empathy-tube-handler.c229
1 files changed, 229 insertions, 0 deletions
diff --git a/trunk/libempathy/empathy-tube-handler.c b/trunk/libempathy/empathy-tube-handler.c
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+++ b/trunk/libempathy/empathy-tube-handler.c
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+/*
+ * Copyright (C) 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>
+ * Elliot Fairweather <elliot.fairweather@collabora.co.uk>
+ */
+
+#include <config.h>
+
+#include <dbus/dbus-glib.h>
+
+#include <telepathy-glib/dbus.h>
+#include <telepathy-glib/connection.h>
+#include <telepathy-glib/channel.h>
+#include <telepathy-glib/interfaces.h>
+#include <telepathy-glib/util.h>
+
+#include <extensions/extensions.h>
+
+#include "empathy-tp-tube.h"
+#include "empathy-tube-handler.h"
+
+#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
+#include "empathy-debug.h"
+
+static void empathy_tube_handler_iface_init (EmpSvcTubeHandlerClass *klass);
+
+enum
+{
+ NEW_TUBE,
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+G_DEFINE_TYPE_WITH_CODE (EmpathyTubeHandler, empathy_tube_handler,
+ G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (EMP_TYPE_SVC_TUBE_HANDLER,
+ empathy_tube_handler_iface_init))
+
+typedef struct
+{
+ EmpathyTubeHandler *thandler;
+ gchar *bus_name;
+ gchar *connection;
+ gchar *channel;
+ guint handle_type;
+ guint handle;
+ guint id;
+} IdleData;
+
+static gboolean
+tube_handler_handle_tube_idle_cb (gpointer data)
+{
+ IdleData *idle_data = data;
+ TpConnection *connection;
+ TpChannel *channel;
+ EmpathyTpTube *tube;
+ static TpDBusDaemon *daemon = NULL;
+
+ DEBUG ("New tube to be handled id=%d", idle_data->id);
+
+ if (!daemon)
+ daemon = tp_dbus_daemon_new (tp_get_bus ());
+
+ connection = tp_connection_new (daemon, idle_data->bus_name,
+ idle_data->connection, NULL);
+ channel = tp_channel_new (connection, idle_data->channel,
+ TP_IFACE_CHANNEL_TYPE_TUBES, idle_data->handle_type,
+ idle_data->handle, NULL);
+ tp_channel_run_until_ready (channel, NULL, NULL);
+
+ tube = empathy_tp_tube_new (channel, idle_data->id);
+ g_signal_emit (idle_data->thandler, signals[NEW_TUBE], 0, tube);
+
+ g_object_unref (tube);
+ g_object_unref (channel);
+ g_object_unref (connection);
+ g_free (idle_data->bus_name);
+ g_free (idle_data->connection);
+ g_free (idle_data->channel);
+ g_slice_free (IdleData, idle_data);
+
+ return FALSE;
+}
+
+static void
+tube_handler_handle_tube (EmpSvcTubeHandler *self,
+ const gchar *bus_name,
+ const gchar *connection,
+ const gchar *channel,
+ guint handle_type,
+ guint handle,
+ guint id,
+ DBusGMethodInvocation *context)
+{
+ EmpathyTubeHandler *thandler = EMPATHY_TUBE_HANDLER (self);
+ IdleData *data;
+
+ data = g_slice_new (IdleData);
+ data->thandler = thandler;
+ data->bus_name = g_strdup (bus_name);
+ data->connection = g_strdup (connection);
+ data->channel = g_strdup (channel);
+ data->handle_type = handle_type;
+ data->handle = handle;
+ data->id = id;
+
+ g_idle_add_full (G_PRIORITY_HIGH, tube_handler_handle_tube_idle_cb,
+ data, NULL);
+
+ emp_svc_tube_handler_return_from_handle_tube (context);
+}
+
+static void
+empathy_tube_handler_class_init (EmpathyTubeHandlerClass *klass)
+{
+ signals[NEW_TUBE] =
+ g_signal_new ("new-tube", G_OBJECT_CLASS_TYPE (klass),
+ G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__OBJECT,
+ G_TYPE_NONE, 1, EMPATHY_TYPE_TP_TUBE);
+}
+
+static void
+empathy_tube_handler_iface_init (EmpSvcTubeHandlerClass *klass)
+{
+ emp_svc_tube_handler_implement_handle_tube (klass,
+ tube_handler_handle_tube);
+}
+
+static void
+empathy_tube_handler_init (EmpathyTubeHandler *thandler)
+{
+}
+
+EmpathyTubeHandler *
+empathy_tube_handler_new (TpTubeType type, const gchar *service)
+{
+ EmpathyTubeHandler *thandler = NULL;
+ DBusGProxy *proxy;
+ guint result;
+ gchar *bus_name;
+ gchar *object_path;
+ GError *error = NULL;
+
+ g_return_val_if_fail (type <= TP_TUBE_TYPE_STREAM, NULL);
+ g_return_val_if_fail (service != NULL, NULL);
+
+ bus_name = empathy_tube_handler_build_bus_name (type, service);
+ object_path = empathy_tube_handler_build_object_path (type, service);
+
+ 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))
+ {
+ DEBUG ("Failed to request name: %s",
+ error ? error->message : "No error given");
+ g_clear_error (&error);
+ goto OUT;
+ }
+
+ thandler = g_object_new (EMPATHY_TYPE_TUBE_HANDLER, NULL);
+ dbus_g_connection_register_g_object (tp_get_bus (), object_path,
+ G_OBJECT (thandler));
+
+OUT:
+ g_object_unref (proxy);
+ g_free (bus_name);
+ g_free (object_path);
+
+ return thandler;
+}
+
+gchar *
+empathy_tube_handler_build_bus_name (TpTubeType type, const gchar *service)
+{
+ gchar *service_escaped;
+ gchar *str = NULL;
+
+ g_return_val_if_fail (type <= TP_TUBE_TYPE_STREAM, NULL);
+ g_return_val_if_fail (service != NULL, NULL);
+
+ service_escaped = tp_escape_as_identifier (service);
+ if (type == TP_TUBE_TYPE_DBUS)
+ str = g_strdup_printf ("org.gnome.Empathy.DTubeHandler.%s", service);
+ else if (type == TP_TUBE_TYPE_STREAM)
+ str = g_strdup_printf ("org.gnome.Empathy.StreamTubeHandler.%s", service);
+
+ g_free (service_escaped);
+
+ return str;
+}
+
+gchar *
+empathy_tube_handler_build_object_path (TpTubeType type, const gchar *service)
+{
+ gchar *service_escaped;
+ gchar *str = NULL;
+
+ g_return_val_if_fail (type <= TP_TUBE_TYPE_STREAM, NULL);
+ g_return_val_if_fail (service != NULL, NULL);
+
+ service_escaped = tp_escape_as_identifier (service);
+ if (type == TP_TUBE_TYPE_DBUS)
+ str = g_strdup_printf ("/org/gnome/Empathy/DTubeHandler/%s", service);
+ else if (type == TP_TUBE_TYPE_STREAM)
+ str = g_strdup_printf ("/org/gnome/Empathy/StreamTubeHandler/%s", service);
+
+ g_free (service_escaped);
+
+ return str;
+}
+
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