[empathy] add empathy-geoclue-helper

From: Guillaume Desmottes <gdesmott src gnome org>
To: commits-list gnome org
Cc:
Subject: [empathy] add empathy-geoclue-helper
Date: Tue, 3 Sep 2013 10:12:13 +0000 (UTC)
commit dcb5ddc560b51cc5eb59a2ef27d91cf279271f36
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Sep 2 14:21:12 2013 +0200

    add empathy-geoclue-helper
    
    Based on a proposed API on fdo#68658. May end up in geoclue at some point.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=706627

 configure.ac                            |   13 +-
 libempathy-gtk/.gitignore               |    2 +
 libempathy-gtk/Makefile.am              |   19 +-
 libempathy-gtk/empathy-geoclue-helper.c |  523 +++++++++++++++++++++++++++++++
 libempathy-gtk/empathy-geoclue-helper.h |   99 ++++++
 5 files changed, 651 insertions(+), 5 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e0246ce..c152226 100644
--- a/configure.ac
+++ b/configure.ac
@@ -69,7 +69,7 @@ GOA_REQUIRED=3.5.1
 
 # Optional deps
 ENCHANT_REQUIRED=1.2.0
-GEOCLUE_REQUIRED=0.12
+GEOCLUE_REQUIRED=1.99.2
 GEOCODE_GLIB_REQUIRED=0.99.1
 ISO_CODES_REQUIRED=0.35
 NAUTILUS_SENDTO_REQUIRED=2.90.0
@@ -425,11 +425,18 @@ AC_ARG_ENABLE(location,
 if test "x$enable_location" != "xno"; then
    PKG_CHECK_MODULES(GEOCLUE,
    [
-      geoclue >= $GEOCLUE_REQUIRED
+      geoclue-2.0 >= $GEOCLUE_REQUIRED
    ], have_geoclue="yes", have_geoclue="no")
 
    if test "x$have_geoclue" = "xyes"; then
-      AC_DEFINE(HAVE_GEOCLUE, 1, [Define if you have geoclue])
+      GEOCLUE_XML_FILE=`pkg-config --variable=dbus_interface geoclue-2.0`
+      if test "x$GEOCLUE_XML_FILE" = "x"; then
+        echo "Can't find dbus_interface variable in geoclue-2.0.pc"
+        have_geoclue="no"
+      else
+        AC_DEFINE(HAVE_GEOCLUE, 1, [Define if you have geoclue-2])
+        AC_SUBST(GEOCLUE_XML_FILE)
+      fi
    fi
 else
    have_geoclue="no"
diff --git a/libempathy-gtk/.gitignore b/libempathy-gtk/.gitignore
index 3e3f6f0..b31c628 100644
--- a/libempathy-gtk/.gitignore
+++ b/libempathy-gtk/.gitignore
@@ -1,2 +1,4 @@
 empathy-gtk-marshal.*
 *.gladep
+geoclue-interface.c
+geoclue-interface.h
diff --git a/libempathy-gtk/Makefile.am b/libempathy-gtk/Makefile.am
index bd83eef..baa5a55 100644
--- a/libempathy-gtk/Makefile.am
+++ b/libempathy-gtk/Makefile.am
@@ -253,11 +253,26 @@ EXTRA_DIST =                                      \
        $(ui_DATA)
 
 if HAVE_GEOCLUE
+geoclue-interface.c: geoclue-interface.h
+geoclue-interface.h: Makefile.am
+       gdbus-codegen                                           \
+               --interface-prefix org.freedesktop.GeoClue2.    \
+               --c-namespace GClue                             \
+               --generate-c-code geoclue-interface             \
+               $(GEOCLUE_XML_FILE)
+
+BUILT_SOURCES += \
+       geoclue-interface.h \
+       geoclue-interface.c
+
 libempathy_gtk_handwritten_source +=           \
-       empathy-location-manager.c
+       empathy-location-manager.c \
+       empathy-geoclue-helper.c
 
 libempathy_gtk_headers +=                      \
-       empathy-location-manager.h
+       empathy-location-manager.h \
+       empathy-geoclue-helper.h
+
 else
 EXTRA_DIST +=                                  \
        empathy-location-manager.c              \
diff --git a/libempathy-gtk/empathy-geoclue-helper.c b/libempathy-gtk/empathy-geoclue-helper.c
new file mode 100644
index 0000000..97d4fc6
--- /dev/null
+++ b/libempathy-gtk/empathy-geoclue-helper.c
@@ -0,0 +1,523 @@
+/*
+ * empathy-geoclue-helper.c
+ *
+ * Copyright (C) 2013 Collabora Ltd. <http://www.collabora.co.uk/>
+ *
+ * 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
+ */
+
+#include "config.h"
+
+#include <gio/gio.h>
+
+#include "empathy-geoclue-helper.h"
+
+#define DEBUG_FLAG EMPATHY_DEBUG_LOCATION
+#include "empathy-debug.h"
+
+#define GEOCLUE_BUS_NAME "org.freedesktop.GeoClue2"
+
+/**
+ * SECTION: empathy-geoclue-helper
+ * @title: EmpathyGeoclueHelper
+ * @short_description: TODO
+ *
+ * TODO
+ */
+
+/**
+ * EmpathyGeoclueHelper:
+ *
+ * Data structure representing a #EmpathyGeoclueHelper.
+ *
+ * Since: UNRELEASED
+ */
+
+/**
+ * EmpathyGeoclueHelperClass:
+ *
+ * The class of a #EmpathyGeoclueHelper.
+ *
+ * Since: UNRELEASED
+ */
+
+static void async_initable_iface_init (GAsyncInitableIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (EmpathyGeoclueHelper, empathy_geoclue_helper,
+    G_TYPE_OBJECT,
+    G_IMPLEMENT_INTERFACE (G_TYPE_ASYNC_INITABLE, async_initable_iface_init));
+
+enum
+{
+  PROP_DISTANCE_THRESHOLD = 1,
+  PROP_LOCATION,
+  N_PROPS
+};
+
+enum
+{
+  SIG_LOCATION_CHANGED,
+  LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+struct _EmpathyGeoclueHelperPriv
+{
+  guint distance_threshold;
+  GClueLocation *location;
+
+  gboolean started;
+  GClueClient *client;
+};
+
+static void
+empathy_geoclue_helper_get_property (GObject *object,
+    guint property_id,
+    GValue *value,
+    GParamSpec *pspec)
+{
+  EmpathyGeoclueHelper *self = EMPATHY_GEOCLUE_HELPER (object);
+
+  switch (property_id)
+    {
+      case PROP_DISTANCE_THRESHOLD:
+        g_value_set_uint (value, self->priv->distance_threshold);
+        break;
+      case PROP_LOCATION:
+        g_value_set_object (value, self->priv->location);
+        break;
+      default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+        break;
+    }
+}
+
+static void
+empathy_geoclue_helper_set_property (GObject *object,
+    guint property_id,
+    const GValue *value,
+    GParamSpec *pspec)
+{
+  EmpathyGeoclueHelper *self = EMPATHY_GEOCLUE_HELPER (object);
+
+  switch (property_id)
+    {
+      case PROP_DISTANCE_THRESHOLD:
+        self->priv->distance_threshold = g_value_get_uint (value);
+        break;
+      default:
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+        break;
+    }
+}
+
+static void
+empathy_geoclue_helper_constructed (GObject *object)
+{
+  //EmpathyGeoclueHelper *self = EMPATHY_GEOCLUE_HELPER (object);
+  void (*chain_up) (GObject *) =
+      ((GObjectClass *) empathy_geoclue_helper_parent_class)->constructed;
+
+  chain_up (object);
+}
+
+static void
+empathy_geoclue_helper_dispose (GObject *object)
+{
+  EmpathyGeoclueHelper *self = EMPATHY_GEOCLUE_HELPER (object);
+  void (*chain_up) (GObject *) =
+      ((GObjectClass *) empathy_geoclue_helper_parent_class)->dispose;
+
+  if (self->priv->started)
+    {
+      gclue_client_call_stop (self->priv->client, NULL, NULL, NULL);
+
+      self->priv->started = FALSE;
+    }
+
+  g_clear_object (&self->priv->location);
+  g_clear_object (&self->priv->client);
+
+  chain_up (object);
+}
+
+static void
+empathy_geoclue_helper_finalize (GObject *object)
+{
+  //EmpathyGeoclueHelper *self = EMPATHY_GEOCLUE_HELPER (object);
+  void (*chain_up) (GObject *) =
+      ((GObjectClass *) empathy_geoclue_helper_parent_class)->finalize;
+
+  chain_up (object);
+}
+
+static void
+empathy_geoclue_helper_class_init (
+    EmpathyGeoclueHelperClass *klass)
+{
+  GObjectClass *oclass = G_OBJECT_CLASS (klass);
+  GParamSpec *spec;
+
+  oclass->get_property = empathy_geoclue_helper_get_property;
+  oclass->set_property = empathy_geoclue_helper_set_property;
+  oclass->constructed = empathy_geoclue_helper_constructed;
+  oclass->dispose = empathy_geoclue_helper_dispose;
+  oclass->finalize = empathy_geoclue_helper_finalize;
+
+  /**
+   * EmpathyGeoclueHelper:distance-threshold:
+   *
+   * TODO
+   *
+   * Since: UNRELEASED
+   */
+  spec = g_param_spec_uint ("distance-threshold", "distance-threshold",
+      "DistanceThreshold",
+      0, G_MAXUINT32, 0,
+      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (oclass, PROP_DISTANCE_THRESHOLD, spec);
+
+  /**
+   * EmpathyGeoclueHelper:location:
+   *
+   * TODO
+   *
+   * Since: UNRELEASED
+   */
+  spec = g_param_spec_object ("location", "location", "GClueLocation",
+      GCLUE_TYPE_LOCATION,
+      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
+  g_object_class_install_property (oclass, PROP_LOCATION, spec);
+
+  /**
+   * EmpathyGeoclueHelper::location-changed:
+   * @self: a #EmpathyGeoclueHelper
+   *
+   * TODO
+   *
+   * Since: UNRELEASED
+   */
+  signals[SIG_LOCATION_CHANGED] = g_signal_new ("location-changed",
+      G_OBJECT_CLASS_TYPE (klass),
+      G_SIGNAL_RUN_LAST,
+      0, NULL, NULL, NULL,
+      G_TYPE_NONE,
+      1, GCLUE_TYPE_LOCATION);
+
+  g_type_class_add_private (klass, sizeof (EmpathyGeoclueHelperPriv));
+}
+
+static void
+empathy_geoclue_helper_init (EmpathyGeoclueHelper *self)
+{
+  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
+      EMPATHY_TYPE_GEOCLUE_HELPER, EmpathyGeoclueHelperPriv);
+}
+
+static void
+location_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  EmpathyGeoclueHelper *self = user_data;
+  GError *error = NULL;
+
+  g_clear_object (&self->priv->location);
+
+  self->priv->location = gclue_location_proxy_new_finish (result, &error);
+  if (self->priv->location == NULL)
+    {
+      DEBUG ("Failed to create Location proxy: %s", error->message);
+      g_error_free (error);
+    }
+
+  g_signal_emit (self, signals[SIG_LOCATION_CHANGED], 0, self->priv->location);
+
+  g_object_notify (G_OBJECT (self), "location");
+}
+
+static void
+location_updated_cb (GClueClient *client,
+    const gchar *old,
+    const gchar *new,
+    EmpathyGeoclueHelper *self)
+{
+  gclue_location_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, G_DBUS_PROXY_FLAGS_NONE,
+      GEOCLUE_BUS_NAME, new,
+      NULL, location_cb, self);
+}
+
+static void
+client_start_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  GTask *task = user_data;
+  EmpathyGeoclueHelper *self = g_task_get_source_object (task);
+  GClueClient *client = GCLUE_CLIENT (source);
+  GError *error = NULL;
+
+  if (!gclue_client_call_start_finish (client, result, &error))
+    {
+      DEBUG ("Failed to start Geoclue client: %s", error->message);
+      g_error_free (error);
+      return;
+    }
+
+  self->priv->started = TRUE;
+
+  g_task_return_boolean (task, TRUE);
+  g_object_unref (task);
+}
+
+static void
+client_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  GTask *task = user_data;
+  EmpathyGeoclueHelper *self = g_task_get_source_object (task);
+  GError *error = NULL;
+
+  self->priv->client = gclue_client_proxy_new_finish (result, &error);
+  if (!gclue_client_proxy_new_for_bus_finish (result, &error))
+    {
+      DEBUG ("Failed to create Geoclue client: %s", error->message);
+      g_task_return_error (task, error);
+      goto out;
+    }
+
+  g_signal_connect_object (self->priv->client, "location-updated",
+      G_CALLBACK (location_updated_cb), self, 0);
+
+  g_object_set (self->priv->client,
+      "distance-threshold", self->priv->distance_threshold,
+      NULL);
+
+  g_task_return_boolean (task, TRUE);
+
+out:
+  g_object_unref (task);
+}
+
+static void
+get_client_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  GTask *task = user_data;
+  GError *error = NULL;
+  gchar *path;
+
+  if (!gclue_manager_call_get_client_finish (GCLUE_MANAGER (source), &path,
+        result, &error))
+    {
+      DEBUG ("GetClient failed: %s", error->message);
+      g_task_return_error (task, error);
+      g_object_unref (task);
+      return;
+    }
+
+  gclue_client_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, G_DBUS_PROXY_FLAGS_NONE,
+      GEOCLUE_BUS_NAME, path, NULL, client_cb, task);
+
+  g_free (path);
+}
+
+static void
+manager_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  GTask *task = user_data;
+  GError *error = NULL;
+  GClueManager *mgr;
+
+  mgr = gclue_manager_proxy_new_for_bus_finish (result, &error);
+  if (mgr == NULL)
+    {
+      DEBUG ("Failed to create Geoclue manager: %s", error->message);
+      g_task_return_error (task, error);
+      g_object_unref (task);
+      return;
+    }
+
+  gclue_manager_call_get_client (mgr, NULL, get_client_cb, task);
+  g_object_unref (mgr);
+}
+
+void
+empathy_geoclue_helper_start_async (EmpathyGeoclueHelper *self,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  GTask *task;
+
+  task = g_task_new (self, NULL, callback, user_data);
+
+  if (self->priv->started)
+    {
+      g_task_return_boolean (task, TRUE);
+      g_object_unref (task);
+      return;
+    }
+
+  gclue_client_call_start (self->priv->client, NULL, client_start_cb, task);
+}
+
+gboolean
+empathy_geoclue_helper_start_finish (EmpathyGeoclueHelper *self,
+    GAsyncResult *result,
+    GError **error)
+{
+  g_return_val_if_fail (g_task_is_valid (result, self), FALSE);
+
+  return g_task_propagate_boolean (G_TASK (result), error);
+}
+
+GClueLocation *
+empathy_geoclue_helper_get_location (EmpathyGeoclueHelper *self)
+{
+  return self->priv->location;
+}
+
+static void
+empathy_geoclue_helper_init_async (GAsyncInitable *initable,
+    gint io_priority,
+    GCancellable *cancellable,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  GTask *task;
+
+  task = g_task_new (initable, cancellable, callback, user_data);
+
+  gclue_manager_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, G_DBUS_PROXY_FLAGS_NONE,
+      GEOCLUE_BUS_NAME, "/org/freedesktop/GeoClue2/Manager",
+      NULL, manager_cb, task);
+}
+
+static gboolean
+empathy_geoclue_helper_init_finish (GAsyncInitable *initable,
+    GAsyncResult *result,
+    GError **error)
+{
+  g_return_val_if_fail (g_task_is_valid (result, initable), FALSE);
+
+  return g_task_propagate_boolean (G_TASK (result), error);
+}
+
+static void
+async_initable_iface_init (GAsyncInitableIface *iface)
+{
+  iface->init_async = empathy_geoclue_helper_init_async;
+  iface->init_finish = empathy_geoclue_helper_init_finish;
+}
+
+void
+empathy_geoclue_helper_new_async (guint distance_threshold,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  g_async_initable_new_async (EMPATHY_TYPE_GEOCLUE_HELPER,
+      G_PRIORITY_DEFAULT, NULL, callback, user_data,
+      "distance-threshold", distance_threshold,
+      NULL);
+}
+
+EmpathyGeoclueHelper *
+empathy_geoclue_helper_new_finish (GAsyncResult *result,
+    GError **error)
+{
+  GObject *object, *source_object;
+
+  source_object = g_async_result_get_source_object (result);
+
+  object = g_async_initable_new_finish (G_ASYNC_INITABLE (source_object),
+      result, error);
+  g_object_unref (source_object);
+
+  if (object != NULL)
+    return EMPATHY_GEOCLUE_HELPER (object);
+  else
+    return NULL;
+}
+
+static void
+new_started_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  EmpathyGeoclueHelper *self = EMPATHY_GEOCLUE_HELPER (source);
+  GTask *new_started_task = user_data;
+  GError *error = NULL;
+
+  if (!empathy_geoclue_helper_start_finish (self, result, &error))
+    {
+      g_task_return_error (new_started_task, error);
+      g_object_unref (self);
+      goto out;
+    }
+
+  /* pass ownership of self to g_task_return_error */
+  g_task_return_pointer (new_started_task, self, g_object_unref);
+
+out:
+  g_object_unref (new_started_task);
+}
+
+static void
+new_started_init_cb (GObject *source,
+    GAsyncResult *result,
+    gpointer user_data)
+{
+  GTask *new_started_task = user_data;
+  EmpathyGeoclueHelper *self;
+  GError *error = NULL;
+
+  self = empathy_geoclue_helper_new_finish (result, &error);
+  if (self == NULL)
+    {
+      g_task_return_error (new_started_task, error);
+      g_object_unref (new_started_task);
+      return;
+    }
+
+  /* Pass owernship of 'self' to new_started_cb */
+  empathy_geoclue_helper_start_async (self, new_started_cb, new_started_task);
+}
+
+void
+empathy_geoclue_helper_new_started_async (guint distance_threshold,
+    GAsyncReadyCallback callback,
+    gpointer user_data)
+{
+  GTask *new_started_task;
+
+  new_started_task = g_task_new (NULL, NULL, callback, user_data);
+
+  empathy_geoclue_helper_new_async (distance_threshold, new_started_init_cb,
+      new_started_task);
+}
+
+EmpathyGeoclueHelper *
+empathy_geoclue_helper_new_started_finish (GAsyncResult *result,
+    GError **error)
+{
+  g_return_val_if_fail (g_task_is_valid (result, NULL), NULL);
+
+  return g_task_propagate_pointer (G_TASK (result), error);
+}
diff --git a/libempathy-gtk/empathy-geoclue-helper.h b/libempathy-gtk/empathy-geoclue-helper.h
new file mode 100644
index 0000000..16a6b62
--- /dev/null
+++ b/libempathy-gtk/empathy-geoclue-helper.h
@@ -0,0 +1,99 @@
+/*
+ * empathy-geoclue-helper.h
+ *
+ * Copyright (C) 2013 Collabora Ltd. <http://www.collabora.co.uk/>
+ *
+ * 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
+ */
+
+#ifndef __EMPATHY_GEOCLUE_HELPER_H__
+#define __EMPATHY_GEOCLUE_HELPER_H__
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#include "geoclue-interface.h"
+
+typedef struct _EmpathyGeoclueHelper EmpathyGeoclueHelper;
+typedef struct _EmpathyGeoclueHelperClass EmpathyGeoclueHelperClass;
+typedef struct _EmpathyGeoclueHelperPriv EmpathyGeoclueHelperPriv;
+
+struct _EmpathyGeoclueHelperClass
+{
+  /*<private>*/
+  GObjectClass parent_class;
+};
+
+struct _EmpathyGeoclueHelper
+{
+  /*<private>*/
+  GObject parent;
+  EmpathyGeoclueHelperPriv *priv;
+};
+
+GType empathy_geoclue_helper_get_type (void);
+
+/* TYPE MACROS */
+#define EMPATHY_TYPE_GEOCLUE_HELPER \
+  (empathy_geoclue_helper_get_type ())
+#define EMPATHY_GEOCLUE_HELPER(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj), \
+    EMPATHY_TYPE_GEOCLUE_HELPER, \
+    EmpathyGeoclueHelper))
+#define EMPATHY_GEOCLUE_HELPER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass), \
+    EMPATHY_TYPE_GEOCLUE_HELPER, \
+    EmpathyGeoclueHelperClass))
+#define EMPATHY_IS_GEOCLUE_HELPER(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj), \
+    EMPATHY_TYPE_GEOCLUE_HELPER))
+#define EMPATHY_IS_GEOCLUE_HELPER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass), \
+    EMPATHY_TYPE_GEOCLUE_HELPER))
+#define EMPATHY_GEOCLUE_HELPER_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS ((obj), \
+    EMPATHY_TYPE_GEOCLUE_HELPER, \
+    EmpathyGeoclueHelperClass))
+
+void empathy_geoclue_helper_new_async (guint distance_threshold,
+    GAsyncReadyCallback callback,
+    gpointer user_data);
+
+EmpathyGeoclueHelper * empathy_geoclue_helper_new_finish (GAsyncResult *result,
+    GError **error);
+
+void empathy_geoclue_helper_new_started_async (guint distance_threshold,
+    GAsyncReadyCallback callback,
+    gpointer user_data);
+
+EmpathyGeoclueHelper * empathy_geoclue_helper_new_started_finish (
+    GAsyncResult *result,
+    GError **error);
+
+void empathy_geoclue_helper_start_async (EmpathyGeoclueHelper *self,
+    GAsyncReadyCallback callback,
+    gpointer user_data);
+
+gboolean empathy_geoclue_helper_start_finish (EmpathyGeoclueHelper *self,
+    GAsyncResult *result,
+    GError **error);
+
+GClueLocation * empathy_geoclue_helper_get_location (
+    EmpathyGeoclueHelper *self);
+
+G_END_DECLS
+
+#endif /* #ifndef __EMPATHY_GEOCLUE_HELPER_H__*/
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