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-rw-r--r--libempathy/gossip-presence.c441
1 files changed, 441 insertions, 0 deletions
diff --git a/libempathy/gossip-presence.c b/libempathy/gossip-presence.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2004-2007 Imendio AB
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Authors: Mikael Hallendal <micke@imendio.com>
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#include <glib/gi18n.h>
+
+#include "gossip-presence.h"
+#include "gossip-time.h"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GOSSIP_TYPE_PRESENCE, GossipPresencePriv))
+
+typedef struct _GossipPresencePriv GossipPresencePriv;
+
+struct _GossipPresencePriv {
+ GossipPresenceState state;
+
+ gchar *status;
+ gchar *resource;
+
+ gint priority;
+ GossipTime timestamp;
+};
+
+static void presence_finalize (GObject *object);
+static void presence_get_property (GObject *object,
+ guint param_id,
+ GValue *value,
+ GParamSpec *pspec);
+static void presence_set_property (GObject *object,
+ guint param_id,
+ const GValue *value,
+ GParamSpec *pspec);
+
+enum {
+ PROP_0,
+ PROP_STATE,
+ PROP_STATUS,
+ PROP_RESOURCE,
+ PROP_PRIORITY
+};
+
+G_DEFINE_TYPE (GossipPresence, gossip_presence, G_TYPE_OBJECT);
+
+static void
+gossip_presence_class_init (GossipPresenceClass *class)
+{
+ GObjectClass *object_class;
+
+ object_class = G_OBJECT_CLASS (class);
+
+ object_class->finalize = presence_finalize;
+ object_class->get_property = presence_get_property;
+ object_class->set_property = presence_set_property;
+
+ g_object_class_install_property (object_class,
+ PROP_STATE,
+ g_param_spec_int ("state",
+ "Presence State",
+ "The current state of the presence",
+ GOSSIP_PRESENCE_STATE_AVAILABLE,
+ GOSSIP_PRESENCE_STATE_EXT_AWAY,
+ GOSSIP_PRESENCE_STATE_AVAILABLE,
+ G_PARAM_READWRITE));
+ g_object_class_install_property (object_class,
+ PROP_STATUS,
+ g_param_spec_string ("status",
+ "Presence Status",
+ "Status string set on presence",
+ NULL,
+ G_PARAM_READWRITE));
+ g_object_class_install_property (object_class,
+ PROP_RESOURCE,
+ g_param_spec_string ("resource",
+ "Presence Resource",
+ "Resource that this presence is for",
+ NULL,
+ G_PARAM_READWRITE));
+ g_object_class_install_property (object_class,
+ PROP_PRIORITY,
+ g_param_spec_int ("priority",
+ "Presence Priority",
+ "Priority value of presence",
+ G_MININT,
+ G_MAXINT,
+ 0,
+ G_PARAM_READWRITE));
+
+ g_type_class_add_private (object_class, sizeof (GossipPresencePriv));
+}
+
+static void
+gossip_presence_init (GossipPresence *presence)
+{
+ GossipPresencePriv *priv;
+
+ priv = GET_PRIV (presence);
+
+ priv->state = GOSSIP_PRESENCE_STATE_AVAILABLE;
+
+ priv->status = NULL;
+ priv->resource = NULL;
+
+ priv->priority = 0;
+
+ priv->timestamp = gossip_time_get_current ();
+}
+
+static void
+presence_finalize (GObject *object)
+{
+ GossipPresencePriv *priv;
+
+ priv = GET_PRIV (object);
+
+ g_free (priv->status);
+ g_free (priv->resource);
+
+ (G_OBJECT_CLASS (gossip_presence_parent_class)->finalize) (object);
+}
+
+static void
+presence_get_property (GObject *object,
+ guint param_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GossipPresencePriv *priv;
+
+ priv = GET_PRIV (object);
+
+ switch (param_id) {
+ case PROP_STATE:
+ g_value_set_int (value, priv->state);
+ break;
+ case PROP_STATUS:
+ g_value_set_string (value,
+ gossip_presence_get_status (GOSSIP_PRESENCE (object)));
+ break;
+ case PROP_RESOURCE:
+ g_value_set_string (value,
+ gossip_presence_get_resource (GOSSIP_PRESENCE (object)));
+ break;
+ case PROP_PRIORITY:
+ g_value_set_int (value, priv->priority);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+ break;
+ }
+}
+static void
+presence_set_property (GObject *object,
+ guint param_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GossipPresencePriv *priv;
+
+ priv = GET_PRIV (object);
+
+ switch (param_id) {
+ case PROP_STATE:
+ priv->state = g_value_get_int (value);
+ break;
+ case PROP_STATUS:
+ gossip_presence_set_status (GOSSIP_PRESENCE (object),
+ g_value_get_string (value));
+ break;
+ case PROP_RESOURCE:
+ gossip_presence_set_resource (GOSSIP_PRESENCE (object),
+ g_value_get_string (value));
+ break;
+ case PROP_PRIORITY:
+ priv->priority = g_value_get_int (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+ break;
+ }
+}
+
+GossipPresence *
+gossip_presence_new (void)
+{
+ return g_object_new (GOSSIP_TYPE_PRESENCE, NULL);
+}
+
+GossipPresence *
+gossip_presence_new_full (GossipPresenceState state,
+ const gchar *status)
+{
+ return g_object_new (GOSSIP_TYPE_PRESENCE,
+ "state", state,
+ "status", status,
+ NULL);
+}
+
+const gchar *
+gossip_presence_get_resource (GossipPresence *presence)
+{
+ GossipPresencePriv *priv;
+
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (presence), NULL);
+
+ priv = GET_PRIV (presence);
+
+ if (priv->resource) {
+ return priv->resource;
+ }
+
+ return NULL;
+}
+
+const gchar *
+gossip_presence_get_status (GossipPresence *presence)
+{
+ GossipPresencePriv *priv;
+
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (presence),
+ _("Offline"));
+
+ priv = GET_PRIV (presence);
+
+ return priv->status;
+}
+
+gint
+gossip_presence_get_priority (GossipPresence *presence)
+{
+ GossipPresencePriv *priv;
+
+ priv = GET_PRIV (presence);
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (presence), 0);
+
+ return priv->priority;
+}
+
+void
+gossip_presence_set_resource (GossipPresence *presence,
+ const gchar *resource)
+{
+ GossipPresencePriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_PRESENCE (presence));
+ g_return_if_fail (resource != NULL);
+
+ priv = GET_PRIV (presence);
+
+ g_free (priv->resource);
+ priv->resource = g_strdup (resource);
+
+ g_object_notify (G_OBJECT (presence), "resource");
+}
+
+GossipPresenceState
+gossip_presence_get_state (GossipPresence *presence)
+{
+ GossipPresencePriv *priv;
+
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (presence),
+ GOSSIP_PRESENCE_STATE_AVAILABLE);
+
+ priv = GET_PRIV (presence);
+
+ return priv->state;
+}
+
+void
+gossip_presence_set_state (GossipPresence *presence,
+ GossipPresenceState state)
+{
+ GossipPresencePriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_PRESENCE (presence));
+
+ priv = GET_PRIV (presence);
+
+ priv->state = state;
+
+ g_object_notify (G_OBJECT (presence), "state");
+}
+
+void
+gossip_presence_set_status (GossipPresence *presence,
+ const gchar *status)
+{
+ GossipPresencePriv *priv;
+
+ priv = GET_PRIV (presence);
+ g_return_if_fail (GOSSIP_IS_PRESENCE (presence));
+
+ g_free (priv->status);
+
+ if (status) {
+ priv->status = g_strdup (status);
+ } else {
+ priv->status = NULL;
+ }
+
+ g_object_notify (G_OBJECT (presence), "status");
+}
+
+void
+gossip_presence_set_priority (GossipPresence *presence,
+ gint priority)
+{
+ GossipPresencePriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_PRESENCE (presence));
+
+ priv = GET_PRIV (presence);
+
+ priv->priority = priority;
+
+ g_object_notify (G_OBJECT (presence), "priority");
+}
+
+gboolean
+gossip_presence_resource_equal (gconstpointer a,
+ gconstpointer b)
+{
+ GossipPresencePriv *priv1;
+ GossipPresencePriv *priv2;
+
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (a), FALSE);
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (b), FALSE);
+
+ priv1 = GET_PRIV (a);
+ priv2 = GET_PRIV (b);
+
+ if (!priv1->resource) {
+ if (!priv2->resource) {
+ return TRUE;
+ }
+
+ return FALSE;
+ }
+
+ if (!priv2->resource) {
+ return FALSE;
+ }
+
+ if (strcmp (priv1->resource, priv2->resource) == 0) {
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+gint
+gossip_presence_sort_func (gconstpointer a,
+ gconstpointer b)
+{
+ GossipPresencePriv *priv_a;
+ GossipPresencePriv *priv_b;
+ gint diff;
+
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (a), 0);
+ g_return_val_if_fail (GOSSIP_IS_PRESENCE (b), 0);
+
+ /* We sort here by priority AND status, in theory, the
+ * priority would be enough for JUST Jabber contacts which
+ * actually abide to the protocol, but for other protocols and
+ * dodgy clients, we will sort by:
+ *
+ * 1. State
+ * 2. Priority
+ * 3. Time it was set (most recent first).
+ */
+
+ priv_a = GET_PRIV (a);
+ priv_b = GET_PRIV (b);
+
+ /* 1. State */
+ diff = priv_a->state - priv_b->state;
+ if (diff != 0) {
+ return diff < 1 ? -1 : +1;
+ }
+
+ /* 2. Priority */
+ diff = priv_a->priority - priv_b->priority;
+ if (diff != 0) {
+ return diff < 1 ? -1 : +1;
+ }
+
+ /* 3. Time (newest first) */
+ diff = priv_b->timestamp - priv_a->timestamp;
+ if (diff != 0) {
+ return diff < 1 ? -1 : +1;
+ }
+
+ /* No real difference, except maybe resource */
+ return 0;
+}
+
+const gchar *
+gossip_presence_state_get_default_status (GossipPresenceState state)
+{
+ switch (state) {
+ case GOSSIP_PRESENCE_STATE_AVAILABLE:
+ return _("Available");
+ break;
+
+ case GOSSIP_PRESENCE_STATE_BUSY:
+ return _("Busy");
+ break;
+
+ case GOSSIP_PRESENCE_STATE_AWAY:
+ case GOSSIP_PRESENCE_STATE_EXT_AWAY:
+ return _("Away");
+ break;
+
+ case GOSSIP_PRESENCE_STATE_HIDDEN:
+ case GOSSIP_PRESENCE_STATE_UNAVAILABLE:
+ return _("Unavailable");
+ }
+
+ return _("Available");
+}
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