/* -*- 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 <string.h>
#include <glib/gi18n-lib.h>
#include <dbus/dbus-glib.h>
#include <telepathy-glib/account-manager.h>
#include <telepathy-glib/dbus.h>
#include <telepathy-glib/util.h>
#include "empathy-idle.h"
#include "empathy-utils.h"
#include "empathy-connectivity.h"
#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
#include "empathy-debug.h"
/* Number of seconds before entering extended autoaway. */
#define EXT_AWAY_TIME (30*60)
/* Number of seconds to consider an account in the "just connected" state
* for. */
#define ACCOUNT_IS_JUST_CONNECTED_SECONDS 10
#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyIdle)
typedef struct {
DBusGProxy *gs_proxy;
EmpathyConnectivity *connectivity;
gulong state_change_signal_id;
gboolean ready;
TpConnectionPresenceType state;
gchar *status;
gboolean auto_away;
TpConnectionPresenceType away_saved_state;
TpConnectionPresenceType saved_state;
gchar *saved_status;
gboolean is_idle;
guint ext_away_timeout;
TpAccountManager *manager;
gulong idle_presence_changed_id;
/* pointer to a TpAccount --> glong of time of connection */
GHashTable *connect_times;
TpConnectionPresenceType requested_presence_type;
gchar *requested_status_message;
} EmpathyIdlePriv;
typedef enum {
SESSION_STATUS_AVAILABLE,
SESSION_STATUS_INVISIBLE,
SESSION_STATUS_BUSY,
SESSION_STATUS_IDLE,
SESSION_STATUS_UNKNOWN
} SessionStatus;
enum {
PROP_0,
PROP_STATE,
PROP_STATUS,
PROP_AUTO_AWAY
};
G_DEFINE_TYPE (EmpathyIdle, empathy_idle, G_TYPE_OBJECT);
static EmpathyIdle * idle_singleton = NULL;
static const gchar *presence_type_to_status[NUM_TP_CONNECTION_PRESENCE_TYPES] = {
NULL,
"offline",
"available",
"away",
"xa",
"hidden",
"busy",
NULL,
NULL,
};
static void
idle_presence_changed_cb (TpAccountManager *manager,
TpConnectionPresenceType state,
gchar *status,
gchar *status_message,
EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
if (state == TP_CONNECTION_PRESENCE_TYPE_UNSET)
/* Assume our presence is offline if MC reports UNSET */
state = TP_CONNECTION_PRESENCE_TYPE_OFFLINE;
DEBUG ("Presence changed to '%s' (%d) \"%s\"", status, state,
status_message);
g_free (priv->status);
priv->state = state;
if (EMP_STR_EMPTY (status_message))
priv->status = NULL;
else
priv->status = g_strdup (status_message);
g_object_notify (G_OBJECT (idle), "state");
g_object_notify (G_OBJECT (idle), "status");
}
static gboolean
idle_ext_away_cb (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
DEBUG ("Going to extended autoaway");
empathy_idle_set_state (idle, TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY);
priv->ext_away_timeout = 0;
return FALSE;
}
static void
idle_ext_away_stop (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
if (priv->ext_away_timeout) {
g_source_remove (priv->ext_away_timeout);
priv->ext_away_timeout = 0;
}
}
static void
idle_ext_away_start (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
if (priv->ext_away_timeout != 0) {
return;
}
priv->ext_away_timeout = g_timeout_add_seconds (EXT_AWAY_TIME,
(GSourceFunc) idle_ext_away_cb,
idle);
}
static void
idle_session_status_changed_cb (DBusGProxy *gs_proxy,
SessionStatus status,
EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
gboolean is_idle;
priv = GET_PRIV (idle);
is_idle = (status == SESSION_STATUS_IDLE);
DEBUG ("Session idle state changed, %s -> %s",
priv->is_idle ? "yes" : "no",
is_idle ? "yes" : "no");
if (!priv->auto_away ||
(priv->saved_state == TP_CONNECTION_PRESENCE_TYPE_UNSET &&
(priv->state <= TP_CONNECTION_PRESENCE_TYPE_OFFLINE ||
priv->state == TP_CONNECTION_PRESENCE_TYPE_HIDDEN))) {
/* We don't want to go auto away OR we explicitely asked to be
* offline, nothing to do here */
priv->is_idle = is_idle;
return;
}
if (is_idle && !priv->is_idle) {
TpConnectionPresenceType new_state;
/* We are now idle */
idle_ext_away_start (idle);
if (priv->saved_state != TP_CONNECTION_PRESENCE_TYPE_UNSET) {
/* We are disconnected, when coming back from away
* we want to restore the presence before the
* disconnection. */
priv->away_saved_state = priv->saved_state;
} else {
priv->away_saved_state = priv->state;
}
new_state = TP_CONNECTION_PRESENCE_TYPE_AWAY;
if (priv->state == TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY) {
new_state = TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY;
}
DEBUG ("Going to autoaway. Saved state=%d, new state=%d",
priv->away_saved_state, new_state);
empathy_idle_set_state (idle, new_state);
} else if (!is_idle && priv->is_idle) {
/* We are no more idle, restore state */
idle_ext_away_stop (idle);
/* Only try and set the presence if the away saved state is not
* unset. This is an odd case because it means that the session
* didn't notify us of the state change to idle, and as a
* result, we couldn't save the current state at that time.
*/
if (priv->away_saved_state != TP_CONNECTION_PRESENCE_TYPE_UNSET) {
DEBUG ("Restoring state to %d",
priv->away_saved_state);
empathy_idle_set_state (idle,priv->away_saved_state);
} else {
DEBUG ("Away saved state is unset. This means that we "
"weren't told when the session went idle. "
"As a result, I'm not trying to set presence");
}
priv->away_saved_state = TP_CONNECTION_PRESENCE_TYPE_UNSET;
}
priv->is_idle = is_idle;
}
static void
idle_state_change_cb (EmpathyConnectivity *connectivity,
gboolean new_online,
EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
if (!new_online) {
/* We are no longer connected */
DEBUG ("Disconnected: Save state %d (%s)",
priv->state, priv->status);
priv->saved_state = priv->state;
g_free (priv->saved_status);
priv->saved_status = g_strdup (priv->status);
empathy_idle_set_state (idle, TP_CONNECTION_PRESENCE_TYPE_OFFLINE);
}
else if (new_online
&& priv->saved_state != TP_CONNECTION_PRESENCE_TYPE_UNSET) {
/* We are now connected */
DEBUG ("Reconnected: Restore state %d (%s)",
priv->saved_state, priv->saved_status);
empathy_idle_set_presence (idle,
priv->saved_state,
priv->saved_status);
priv->saved_state = TP_CONNECTION_PRESENCE_TYPE_UNSET;
g_free (priv->saved_status);
priv->saved_status = NULL;
}
}
static void
idle_finalize (GObject *object)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (object);
g_free (priv->status);
g_free (priv->requested_status_message);
if (priv->gs_proxy) {
g_object_unref (priv->gs_proxy);
}
g_signal_handler_disconnect (priv->connectivity,
priv->state_change_signal_id);
priv->state_change_signal_id = 0;
if (priv->manager != NULL) {
g_signal_handler_disconnect (priv->manager,
priv->idle_presence_changed_id);
g_object_unref (priv->manager);
}
g_object_unref (priv->connectivity);
g_hash_table_destroy (priv->connect_times);
priv->connect_times = NULL;
idle_ext_away_stop (EMPATHY_IDLE (object));
}
static GObject *
idle_constructor (GType type,
guint n_props,
GObjectConstructParam *props)
{
GObject *retval;
if (idle_singleton) {
retval = g_object_ref (idle_singleton);
} else {
retval = G_OBJECT_CLASS (empathy_idle_parent_class)->constructor
(type, n_props, props);
idle_singleton = EMPATHY_IDLE (retval);
g_object_add_weak_pointer (retval, (gpointer) &idle_singleton);
}
return retval;
}
static const gchar *
empathy_idle_get_status (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
if (G_UNLIKELY (!priv->ready))
g_critical (G_STRLOC ": %s called before AccountManager ready",
G_STRFUNC);
if (!priv->status) {
return empathy_presence_get_default_message (priv->state);
}
return priv->status;
}
static void
idle_get_property (GObject *object,
guint param_id,
GValue *value,
GParamSpec *pspec)
{
EmpathyIdlePriv *priv;
EmpathyIdle *idle;
priv = GET_PRIV (object);
idle = EMPATHY_IDLE (object);
switch (param_id) {
case PROP_STATE:
g_value_set_enum (value, empathy_idle_get_state (idle));
break;
case PROP_STATUS:
g_value_set_string (value, empathy_idle_get_status (idle));
break;
case PROP_AUTO_AWAY:
g_value_set_boolean (value, empathy_idle_get_auto_away (idle));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
};
}
static void
idle_set_property (GObject *object,
guint param_id,
const GValue *value,
GParamSpec *pspec)
{
EmpathyIdlePriv *priv;
EmpathyIdle *idle;
priv = GET_PRIV (object);
idle = EMPATHY_IDLE (object);
switch (param_id) {
case PROP_STATE:
empathy_idle_set_state (idle, g_value_get_enum (value));
break;
case PROP_STATUS:
empathy_idle_set_status (idle, g_value_get_string (value));
break;
case PROP_AUTO_AWAY:
empathy_idle_set_auto_away (idle, g_value_get_boolean (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
};
}
static void
empathy_idle_class_init (EmpathyIdleClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = idle_finalize;
object_class->constructor = idle_constructor;
object_class->get_property = idle_get_property;
object_class->set_property = idle_set_property;
g_object_class_install_property (object_class,
PROP_STATE,
g_param_spec_uint ("state",
"state",
"state",
0, NUM_TP_CONNECTION_PRESENCE_TYPES,
TP_CONNECTION_PRESENCE_TYPE_UNSET,
G_PARAM_READWRITE));
g_object_class_install_property (object_class,
PROP_STATUS,
g_param_spec_string ("status",
"status",
"status",
NULL,
G_PARAM_READWRITE));
g_object_class_install_property (object_class,
PROP_AUTO_AWAY,
g_param_spec_boolean ("auto-away",
"Automatic set presence to away",
"Should it set presence to away if inactive",
FALSE,
G_PARAM_READWRITE));
g_type_class_add_private (object_class, sizeof (EmpathyIdlePriv));
}
static void
account_status_changed_cb (TpAccount *account,
guint old_status,
guint new_status,
guint reason,
gchar *dbus_error_name,
GHashTable *details,
gpointer user_data)
{
EmpathyIdle *idle = EMPATHY_IDLE (user_data);
EmpathyIdlePriv *priv = GET_PRIV (idle);
GTimeVal val;
if (new_status == TP_CONNECTION_STATUS_CONNECTED) {
g_get_current_time (&val);
g_hash_table_insert (priv->connect_times, account,
GINT_TO_POINTER (val.tv_sec));
} else if (new_status == TP_CONNECTION_STATUS_DISCONNECTED) {
g_hash_table_remove (priv->connect_times, account);
}
}
static void
account_manager_ready_cb (GObject *source_object,
GAsyncResult *result,
gpointer user_data)
{
EmpathyIdle *idle = user_data;
TpAccountManager *account_manager = TP_ACCOUNT_MANAGER (source_object);
EmpathyIdlePriv *priv;
TpConnectionPresenceType state;
gchar *status, *status_message;
GList *accounts, *l;
GError *error = NULL;
/* In case we've been finalized before reading this callback */
if (idle_singleton == NULL)
return;
priv = GET_PRIV (idle);
priv->ready = TRUE;
if (!tp_account_manager_prepare_finish (account_manager, result, &error)) {
DEBUG ("Failed to prepare account manager: %s", error->message);
g_error_free (error);
return;
}
state = tp_account_manager_get_most_available_presence (priv->manager,
&status, &status_message);
idle_presence_changed_cb (account_manager, state, status,
status_message, idle);
accounts = tp_account_manager_get_valid_accounts (priv->manager);
for (l = accounts; l != NULL; l = l->next) {
empathy_signal_connect_weak (l->data, "status-changed",
G_CALLBACK (account_status_changed_cb),
G_OBJECT (idle));
}
g_list_free (accounts);
g_free (status);
g_free (status_message);
}
static void
empathy_idle_init (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (idle,
EMPATHY_TYPE_IDLE, EmpathyIdlePriv);
idle->priv = priv;
priv->is_idle = FALSE;
priv->manager = tp_account_manager_dup ();
tp_account_manager_prepare_async (priv->manager, NULL,
account_manager_ready_cb, idle);
priv->idle_presence_changed_id = g_signal_connect (priv->manager,
"most-available-presence-changed",
G_CALLBACK (idle_presence_changed_cb), idle);
priv->gs_proxy = dbus_g_proxy_new_for_name (tp_get_bus (),
"org.gnome.SessionManager",
"/org/gnome/SessionManager/Presence",
"org.gnome.SessionManager.Presence");
if (priv->gs_proxy) {
dbus_g_proxy_add_signal (priv->gs_proxy, "StatusChanged",
G_TYPE_UINT, G_TYPE_INVALID);
dbus_g_proxy_connect_signal (priv->gs_proxy, "StatusChanged",
G_CALLBACK (idle_session_status_changed_cb),
idle, NULL);
} else {
DEBUG ("Failed to get gs proxy");
}
priv->connectivity = empathy_connectivity_dup_singleton ();
priv->state_change_signal_id = g_signal_connect (priv->connectivity,
"state-change", G_CALLBACK (idle_state_change_cb), idle);
priv->connect_times = g_hash_table_new (g_direct_hash, g_direct_equal);
}
EmpathyIdle *
empathy_idle_dup_singleton (void)
{
return g_object_new (EMPATHY_TYPE_IDLE, NULL);
}
TpConnectionPresenceType
empathy_idle_get_state (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
if (G_UNLIKELY (!priv->ready))
g_critical (G_STRLOC ": %s called before AccountManager ready",
G_STRFUNC);
return priv->state;
}
void
empathy_idle_set_state (EmpathyIdle *idle,
TpConnectionPresenceType state)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
empathy_idle_set_presence (idle, state, priv->status);
}
void
empathy_idle_set_status (EmpathyIdle *idle,
const gchar *status)
{
EmpathyIdlePriv *priv;
priv = GET_PRIV (idle);
empathy_idle_set_presence (idle, priv->state, status);
}
static void
empathy_idle_do_set_presence (EmpathyIdle *idle,
TpConnectionPresenceType status_type,
const gchar *status_message)
{
EmpathyIdlePriv *priv = GET_PRIV (idle);
const gchar *status;
g_assert (status_type > 0 && status_type < NUM_TP_CONNECTION_PRESENCE_TYPES);
status = presence_type_to_status[status_type];
g_return_if_fail (status != NULL);
/* We possibly should be sure that the account manager is prepared, but
* sometimes this isn't possible, like when exiting. In other words,
* we need a callback to empathy_idle_set_presence to be sure the
* presence is set on all accounts successfully.
* However, in practice, this is fine as we've already prepared the
* account manager here in _init. */
tp_account_manager_set_all_requested_presences (priv->manager,
status_type, status, status_message);
}
void
empathy_idle_set_presence (EmpathyIdle *idle,
TpConnectionPresenceType state,
const gchar *status)
{
EmpathyIdlePriv *priv;
const gchar *default_status;
priv = GET_PRIV (idle);
DEBUG ("Changing presence to %s (%d)", status, state);
g_free (priv->requested_status_message);
priv->requested_presence_type = state;
priv->requested_status_message = g_strdup (status);
/* Do not set translated default messages */
default_status = empathy_presence_get_default_message (state);
if (!tp_strdiff (status, default_status)) {
status = NULL;
}
if (state != TP_CONNECTION_PRESENCE_TYPE_OFFLINE &&
!empathy_connectivity_is_online (priv->connectivity)) {
DEBUG ("Empathy is not online");
priv->saved_state = state;
if (tp_strdiff (priv->status, status)) {
g_free (priv->saved_status);
priv->saved_status = NULL;
if (!EMP_STR_EMPTY (status)) {
priv->saved_status = g_strdup (status);
}
}
return;
}
empathy_idle_do_set_presence (idle, state, status);
}
gboolean
empathy_idle_get_auto_away (EmpathyIdle *idle)
{
EmpathyIdlePriv *priv = GET_PRIV (idle);
return priv->auto_away;
}
void
empathy_idle_set_auto_away (EmpathyIdle *idle,
gboolean auto_away)
{
EmpathyIdlePriv *priv = GET_PRIV (idle);
priv->auto_away = auto_away;
g_object_notify (G_OBJECT (idle), "auto-away");
}
TpConnectionPresenceType
empathy_idle_get_requested_presence (EmpathyIdle *idle,
gchar **status,
gchar **status_message)
{
EmpathyIdlePriv *priv = GET_PRIV (idle);
if (status != NULL) {
*status = g_strdup (presence_type_to_status[priv->requested_presence_type]);
}
if (status_message != NULL) {
*status_message = g_strdup (priv->requested_status_message);
}
return priv->requested_presence_type;
}
/* This function returns %TRUE if EmpathyIdle considers the account
* @account as having just connected recently. Otherwise, it returns
* %FALSE. In doubt, %FALSE is returned. */
gboolean
empathy_idle_account_is_just_connected (EmpathyIdle *idle,
TpAccount *account)
{
EmpathyIdlePriv *priv = GET_PRIV (idle);
GTimeVal val;
gpointer ptr;
glong t;
if (tp_account_get_connection_status (account, NULL)
!= TP_CONNECTION_STATUS_CONNECTED) {
return FALSE;
}
ptr = g_hash_table_lookup (priv->connect_times, account);
if (ptr == NULL) {
return FALSE;
}
t = GPOINTER_TO_INT (ptr);
g_get_current_time (&val);
return (val.tv_sec - t) < ACCOUNT_IS_JUST_CONNECTED_SECONDS;
}
