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/*
* Copyright 2013 Canonical Ltd.
*
* Authors:
* Charles Kerr <charles.kerr@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/>.
*/
#include <geoclue/geoclue-master.h>
#include <geoclue/geoclue-master-client.h>
#include "timezone-geoclue.h"
struct _IndicatorDatetimeTimezoneGeocluePriv
{
GeoclueMaster * master;
GeoclueMasterClient * client;
GeoclueAddress * address;
};
typedef IndicatorDatetimeTimezoneGeocluePriv priv_t;
G_DEFINE_TYPE (IndicatorDatetimeTimezoneGeoclue,
indicator_datetime_timezone_geoclue,
INDICATOR_TYPE_DATETIME_TIMEZONE)
static void geo_restart (IndicatorDatetimeTimezoneGeoclue * self);
/***
****
***/
static void
on_address_changed (GeoclueAddress * address G_GNUC_UNUSED,
int timestamp G_GNUC_UNUSED,
GHashTable * addy_data,
GeoclueAccuracy * accuracy G_GNUC_UNUSED,
GError * error,
gpointer gself)
{
if (error != NULL)
{
g_warning ("%s Unable to get timezone from GeoClue: %s", G_STRFUNC, error->message);
}
else
{
IndicatorDatetimeTimezoneGeoclue * self = INDICATOR_DATETIME_TIMEZONE_GEOCLUE (gself);
const char * timezone = g_hash_table_lookup (addy_data, "timezone");
indicator_datetime_timezone_set_timezone (INDICATOR_DATETIME_TIMEZONE(self), timezone);
}
}
/* The signal doesn't have the parameter for an error, so it ends up needing
a NULL inserted. */
static void
on_address_changed_sig (GeoclueAddress * address G_GNUC_UNUSED,
int timestamp G_GNUC_UNUSED,
GHashTable * addy_data,
GeoclueAccuracy * accuracy G_GNUC_UNUSED,
gpointer gself)
{
return on_address_changed(address, timestamp, addy_data, accuracy, NULL, gself);
}
static void
on_address_created (GeoclueMasterClient * master G_GNUC_UNUSED,
GeoclueAddress * address,
GError * error,
gpointer gself)
{
if (error != NULL)
{
g_warning ("%s Unable to get timezone from GeoClue: %s", G_STRFUNC, error->message);
}
else
{
priv_t * p = INDICATOR_DATETIME_TIMEZONE_GEOCLUE(gself)->priv;
g_assert (p->address == NULL);
p->address = g_object_ref (address);
geoclue_address_get_address_async (address, on_address_changed, gself);
g_signal_connect (address, "address-changed", G_CALLBACK(on_address_changed_sig), gself);
}
}
static void
on_requirements_set (GeoclueMasterClient * master G_GNUC_UNUSED,
GError * error,
gpointer user_data G_GNUC_UNUSED)
{
if (error != NULL)
{
g_warning ("%s Unable to get timezone from GeoClue: %s", G_STRFUNC, error->message);
}
}
static void
on_client_created (GeoclueMaster * master G_GNUC_UNUSED,
GeoclueMasterClient * client,
gchar * path,
GError * error,
gpointer gself)
{
g_debug ("Created Geoclue client at: %s", path);
if (error != NULL)
{
g_warning ("%s Unable to get timezone from GeoClue: %s", G_STRFUNC, error->message);
}
else
{
IndicatorDatetimeTimezoneGeoclue * self = INDICATOR_DATETIME_TIMEZONE_GEOCLUE (gself);
priv_t * p = self->priv;
g_clear_object (&p->client);
p->client = g_object_ref (client);
g_signal_connect_swapped (p->client, "invalidated", G_CALLBACK(geo_restart), gself);
geoclue_master_client_set_requirements_async (p->client,
GEOCLUE_ACCURACY_LEVEL_REGION,
0,
FALSE,
GEOCLUE_RESOURCE_ALL,
on_requirements_set,
NULL);
geoclue_master_client_create_address_async (p->client, on_address_created, gself);
}
}
static void
geo_start (IndicatorDatetimeTimezoneGeoclue * self)
{
priv_t * p = self->priv;
g_assert (p->master == NULL);
p->master = geoclue_master_get_default ();
geoclue_master_create_client_async (p->master, on_client_created, self);
}
static void
geo_stop (IndicatorDatetimeTimezoneGeoclue * self)
{
priv_t * p = self->priv;
if (p->address != NULL)
{
g_signal_handlers_disconnect_by_func (p->address, on_address_changed_sig, self);
g_clear_object (&p->address);
}
if (p->client != NULL)
{
g_signal_handlers_disconnect_by_func (p->client, geo_restart, self);
g_clear_object (&p->client);
}
g_clear_object (&p->master);
}
static void
geo_restart (IndicatorDatetimeTimezoneGeoclue * self)
{
geo_stop (self);
geo_start (self);
}
/***
****
***/
static void
my_dispose (GObject * o)
{
geo_stop (INDICATOR_DATETIME_TIMEZONE_GEOCLUE (o));
G_OBJECT_CLASS (indicator_datetime_timezone_geoclue_parent_class)->dispose (o);
}
static void
indicator_datetime_timezone_geoclue_class_init (IndicatorDatetimeTimezoneGeoclueClass * klass)
{
GObjectClass * object_class;
object_class = G_OBJECT_CLASS (klass);
object_class->dispose = my_dispose;
g_type_class_add_private (klass, sizeof (IndicatorDatetimeTimezoneGeocluePriv));
}
static void
indicator_datetime_timezone_geoclue_init (IndicatorDatetimeTimezoneGeoclue * self)
{
priv_t * p;
p = G_TYPE_INSTANCE_GET_PRIVATE (self,
INDICATOR_TYPE_DATETIME_TIMEZONE_GEOCLUE,
IndicatorDatetimeTimezoneGeocluePriv);
self->priv = p;
geo_start (self);
}
/***
**** Public
***/
IndicatorDatetimeTimezone *
indicator_datetime_timezone_geoclue_new (void)
{
gpointer o = g_object_new (INDICATOR_TYPE_DATETIME_TIMEZONE_GEOCLUE, NULL);
return INDICATOR_DATETIME_TIMEZONE (o);
}
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