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Diffstat (limited to 'libempathy/empathy-presence-manager.c')
| -rw-r--r-- | libempathy/empathy-presence-manager.c | 687 |
1 files changed, 687 insertions, 0 deletions
diff --git a/libempathy/empathy-presence-manager.c b/libempathy/empathy-presence-manager.c new file mode 100644 index 000000000..c3eae6583 --- /dev/null +++ b/libempathy/empathy-presence-manager.c @@ -0,0 +1,687 @@ +/* + * Copyright (C) 2007-2011 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 "empathy-presence-manager.h" + +#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-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 + +struct _EmpathyPresenceManagerPrivate +{ + DBusGProxy *gs_proxy; + EmpathyConnectivity *connectivity; + + 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; + + /* pointer to a TpAccount --> glong of time of connection */ + GHashTable *connect_times; + + TpConnectionPresenceType requested_presence_type; + gchar *requested_status_message; +}; + +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 (EmpathyPresenceManager, empathy_presence_manager, G_TYPE_OBJECT); + +static EmpathyPresenceManager * 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 +most_available_presence_changed (TpAccountManager *manager, + TpConnectionPresenceType state, + gchar *status, + gchar *status_message, + EmpathyPresenceManager *self) +{ + 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 (self->priv->status); + self->priv->state = state; + if (EMP_STR_EMPTY (status_message)) + self->priv->status = NULL; + else + self->priv->status = g_strdup (status_message); + + g_object_notify (G_OBJECT (self), "state"); + g_object_notify (G_OBJECT (self), "status"); +} + +static gboolean +ext_away_cb (EmpathyPresenceManager *self) +{ + DEBUG ("Going to extended autoaway"); + empathy_presence_manager_set_state (self, + TP_CONNECTION_PRESENCE_TYPE_EXTENDED_AWAY); + self->priv->ext_away_timeout = 0; + + return FALSE; +} + +static void +next_away_stop (EmpathyPresenceManager *self) +{ + if (self->priv->ext_away_timeout) + { + g_source_remove (self->priv->ext_away_timeout); + self->priv->ext_away_timeout = 0; + } +} + +static void +ext_away_start (EmpathyPresenceManager *self) +{ + if (self->priv->ext_away_timeout != 0) + return; + + self->priv->ext_away_timeout = g_timeout_add_seconds (EXT_AWAY_TIME, + (GSourceFunc) ext_away_cb, self); +} + +static void +session_status_changed_cb (DBusGProxy *gs_proxy, + SessionStatus status, + EmpathyPresenceManager *self) +{ + gboolean is_idle; + + is_idle = (status == SESSION_STATUS_IDLE); + + DEBUG ("Session idle state changed, %s -> %s", + self->priv->is_idle ? "yes" : "no", + is_idle ? "yes" : "no"); + + if (!self->priv->auto_away || + (self->priv->saved_state == TP_CONNECTION_PRESENCE_TYPE_UNSET && + (self->priv->state <= TP_CONNECTION_PRESENCE_TYPE_OFFLINE || + self->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 */ + self->priv->is_idle = is_idle; + return; + } + + if (is_idle && !self->priv->is_idle) + { + TpConnectionPresenceType new_state; + /* We are now idle */ + + ext_away_start (self); + + if (self->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. */ + self->priv->away_saved_state = self->priv->saved_state; + else + self->priv->away_saved_state = self->priv->state; + + new_state = TP_CONNECTION_PRESENCE_TYPE_AWAY; + if (self->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", + self->priv->away_saved_state, new_state); + empathy_presence_manager_set_state (self, new_state); + } + else if (!is_idle && self->priv->is_idle) + { + /* We are no more idle, restore state */ + + next_away_stop (self); + + /* 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 (self->priv->away_saved_state != TP_CONNECTION_PRESENCE_TYPE_UNSET) + { + DEBUG ("Restoring state to %d", + self->priv->away_saved_state); + + empathy_presence_manager_set_state (self, + self->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"); + } + + self->priv->away_saved_state = TP_CONNECTION_PRESENCE_TYPE_UNSET; + } + + self->priv->is_idle = is_idle; +} + +static void +state_change_cb (EmpathyConnectivity *connectivity, + gboolean new_online, + EmpathyPresenceManager *self) +{ + if (!new_online) + { + /* We are no longer connected */ + DEBUG ("Disconnected: Save state %d (%s)", + self->priv->state, self->priv->status); + self->priv->saved_state = self->priv->state; + g_free (self->priv->saved_status); + self->priv->saved_status = g_strdup (self->priv->status); + empathy_presence_manager_set_state (self, + TP_CONNECTION_PRESENCE_TYPE_OFFLINE); + } + else if (new_online + && self->priv->saved_state != TP_CONNECTION_PRESENCE_TYPE_UNSET) + { + /* We are now connected */ + DEBUG ("Reconnected: Restore state %d (%s)", + self->priv->saved_state, self->priv->saved_status); + empathy_presence_manager_set_presence (self, + self->priv->saved_state, + self->priv->saved_status); + self->priv->saved_state = TP_CONNECTION_PRESENCE_TYPE_UNSET; + g_free (self->priv->saved_status); + self->priv->saved_status = NULL; + } +} + +static void +presence_manager_dispose (GObject *object) +{ + EmpathyPresenceManager *self = (EmpathyPresenceManager *) object; + + tp_clear_object (&self->priv->gs_proxy); + tp_clear_object (&self->priv->manager); + + tp_clear_object (&self->priv->connectivity); + tp_clear_pointer (&self->priv->connect_times, g_hash_table_unref); + + next_away_stop (EMPATHY_PRESENCE_MANAGER (object)); + + G_OBJECT_CLASS (empathy_presence_manager_parent_class)->dispose (object); +} + +static void +presence_manager_finalize (GObject *object) +{ + EmpathyPresenceManager *self = (EmpathyPresenceManager *) object; + + g_free (self->priv->status); + g_free (self->priv->requested_status_message); + + G_OBJECT_CLASS (empathy_presence_manager_parent_class)->finalize (object); +} + +static GObject * +presence_manager_constructor (GType type, + guint n_props, + GObjectConstructParam *props) +{ + GObject *retval; + + if (singleton) + { + retval = g_object_ref (singleton); + } + else + { + retval = G_OBJECT_CLASS (empathy_presence_manager_parent_class)-> + constructor (type, n_props, props); + + singleton = EMPATHY_PRESENCE_MANAGER (retval); + g_object_add_weak_pointer (retval, (gpointer) &singleton); + } + + return retval; +} + +static const gchar * +empathy_presence_manager_get_status (EmpathyPresenceManager *self) +{ + if (G_UNLIKELY (!self->priv->ready)) + g_critical (G_STRLOC ": %s called before AccountManager ready", + G_STRFUNC); + + if (!self->priv->status) + return empathy_presence_get_default_message (self->priv->state); + + return self->priv->status; +} + +static void +presence_manager_get_property (GObject *object, + guint param_id, + GValue *value, + GParamSpec *pspec) +{ + EmpathyPresenceManager *self = EMPATHY_PRESENCE_MANAGER (object); + + switch (param_id) + { + case PROP_STATE: + g_value_set_enum (value, empathy_presence_manager_get_state (self)); + break; + case PROP_STATUS: + g_value_set_string (value, empathy_presence_manager_get_status (self)); + break; + case PROP_AUTO_AWAY: + g_value_set_boolean (value, + empathy_presence_manager_get_auto_away (self)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); + break; + }; +} + +static void +presence_manager_set_property (GObject *object, + guint param_id, + const GValue *value, + GParamSpec *pspec) +{ + EmpathyPresenceManager *self = EMPATHY_PRESENCE_MANAGER (object); + + switch (param_id) + { + case PROP_STATE: + empathy_presence_manager_set_state (self, g_value_get_enum (value)); + break; + case PROP_STATUS: + empathy_presence_manager_set_status (self, g_value_get_string (value)); + break; + case PROP_AUTO_AWAY: + empathy_presence_manager_set_auto_away (self, + g_value_get_boolean (value)); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); + break; + }; +} + +static void +empathy_presence_manager_class_init (EmpathyPresenceManagerClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = presence_manager_dispose; + object_class->finalize = presence_manager_finalize; + object_class->constructor = presence_manager_constructor; + object_class->get_property = presence_manager_get_property; + object_class->set_property = presence_manager_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 (EmpathyPresenceManagerPrivate)); +} + +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) +{ + EmpathyPresenceManager *self = EMPATHY_PRESENCE_MANAGER (user_data); + GTimeVal val; + + if (new_status == TP_CONNECTION_STATUS_CONNECTED) + { + g_get_current_time (&val); + g_hash_table_insert (self->priv->connect_times, account, + GINT_TO_POINTER (val.tv_sec)); + } + else if (new_status == TP_CONNECTION_STATUS_DISCONNECTED) + { + g_hash_table_remove (self->priv->connect_times, account); + } +} + +static void +account_manager_ready_cb (GObject *source_object, + GAsyncResult *result, + gpointer user_data) +{ + EmpathyPresenceManager *self = user_data; + TpAccountManager *account_manager = TP_ACCOUNT_MANAGER (source_object); + TpConnectionPresenceType state; + gchar *status, *status_message; + GList *accounts, *l; + GError *error = NULL; + + /* In case we've been finalized before reading this callback */ + if (singleton == NULL) + return; + + self->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 (self->priv->manager, + &status, &status_message); + + most_available_presence_changed (account_manager, state, status, + status_message, self); + + accounts = tp_account_manager_get_valid_accounts (self->priv->manager); + for (l = accounts; l != NULL; l = l->next) + { + tp_g_signal_connect_object (l->data, "status-changed", + G_CALLBACK (account_status_changed_cb), self, 0); + } + g_list_free (accounts); + + g_free (status); + g_free (status_message); +} + +static void +empathy_presence_manager_init (EmpathyPresenceManager *self) +{ + TpDBusDaemon *dbus; + + self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, + EMPATHY_TYPE_PRESENCE_MANAGER, EmpathyPresenceManagerPrivate); + + self->priv->is_idle = FALSE; + + self->priv->manager = tp_account_manager_dup (); + + tp_account_manager_prepare_async (self->priv->manager, NULL, + account_manager_ready_cb, self); + + tp_g_signal_connect_object (self->priv->manager, + "most-available-presence-changed", + G_CALLBACK (most_available_presence_changed), self, 0); + + dbus = tp_dbus_daemon_dup (NULL); + + self->priv->gs_proxy = dbus_g_proxy_new_for_name ( + tp_proxy_get_dbus_connection (dbus), + "org.gnome.SessionManager", + "/org/gnome/SessionManager/Presence", + "org.gnome.SessionManager.Presence"); + + if (self->priv->gs_proxy) + { + dbus_g_proxy_add_signal (self->priv->gs_proxy, "StatusChanged", + G_TYPE_UINT, G_TYPE_INVALID); + dbus_g_proxy_connect_signal (self->priv->gs_proxy, "StatusChanged", + G_CALLBACK (session_status_changed_cb), + self, NULL); + } + else + { + DEBUG ("Failed to get gs proxy"); + } + + g_object_unref (dbus); + + self->priv->connectivity = empathy_connectivity_dup_singleton (); + + tp_g_signal_connect_object (self->priv->connectivity, + "state-change", G_CALLBACK (state_change_cb), self, 0); + + self->priv->connect_times = g_hash_table_new (g_direct_hash, g_direct_equal); +} + +EmpathyPresenceManager * +empathy_presence_manager_dup_singleton (void) +{ + return g_object_new (EMPATHY_TYPE_PRESENCE_MANAGER, NULL); +} + +TpConnectionPresenceType +empathy_presence_manager_get_state (EmpathyPresenceManager *self) +{ + if (G_UNLIKELY (!self->priv->ready)) + g_critical (G_STRLOC ": %s called before AccountManager ready", + G_STRFUNC); + + return self->priv->state; +} + +void +empathy_presence_manager_set_state (EmpathyPresenceManager *self, + TpConnectionPresenceType state) +{ + empathy_presence_manager_set_presence (self, state, self->priv->status); +} + +void +empathy_presence_manager_set_status (EmpathyPresenceManager *self, + const gchar *status) +{ + empathy_presence_manager_set_presence (self, self->priv->state, status); +} + +static void +empathy_presence_manager_do_set_presence (EmpathyPresenceManager *self, + TpConnectionPresenceType status_type, + const gchar *status_message) +{ + 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_presence_manager_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 (self->priv->manager, + status_type, status, status_message); +} + +void +empathy_presence_manager_set_presence (EmpathyPresenceManager *self, + TpConnectionPresenceType state, + const gchar *status) +{ + const gchar *default_status; + + DEBUG ("Changing presence to %s (%d)", status, state); + + g_free (self->priv->requested_status_message); + self->priv->requested_presence_type = state; + self->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 (self->priv->connectivity)) + { + DEBUG ("Empathy is not online"); + + self->priv->saved_state = state; + if (tp_strdiff (self->priv->status, status)) + { + g_free (self->priv->saved_status); + self->priv->saved_status = NULL; + if (!EMP_STR_EMPTY (status)) + self->priv->saved_status = g_strdup (status); + } + return; + } + + empathy_presence_manager_do_set_presence (self, state, status); +} + +gboolean +empathy_presence_manager_get_auto_away (EmpathyPresenceManager *self) +{ + return self->priv->auto_away; +} + +void +empathy_presence_manager_set_auto_away (EmpathyPresenceManager *self, + gboolean auto_away) +{ + self->priv->auto_away = auto_away; + + g_object_notify (G_OBJECT (self), "auto-away"); +} + +TpConnectionPresenceType +empathy_presence_manager_get_requested_presence (EmpathyPresenceManager *self, + gchar **status, + gchar **status_message) +{ + if (status != NULL) + *status = g_strdup (presence_type_to_status[ + self->priv->requested_presence_type]); + + if (status_message != NULL) + *status_message = g_strdup (self->priv->requested_status_message); + + return self->priv->requested_presence_type; +} + +/* This function returns %TRUE if EmpathyPresenceManager considers the account + * @account as having just connected recently. Otherwise, it returns + * %FALSE. In doubt, %FALSE is returned. */ +gboolean +empathy_presence_manager_account_is_just_connected ( + EmpathyPresenceManager *self, + TpAccount *account) +{ + 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 (self->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; +} |