path: root/libempathy/empathy-tp-chatroom.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2007 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 "empathy-tp-chatroom.h"
#include "empathy-contact-list.h"
#include "empathy-contact-factory.h"
#include "empathy-tp-group.h"
#include "empathy-utils.h"
#include "empathy-debug.h"

#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
               EMPATHY_TYPE_TP_CHATROOM, EmpathyTpChatroomPriv))

#define DEBUG_DOMAIN "TpChatroom"

struct _EmpathyTpChatroomPriv {
    EmpathyContactFactory *factory;
    EmpathyTpGroup        *group;

    gboolean               is_invited;
    EmpathyContact        *invitor;
    gchar                 *invit_message;
};

static void            empathy_tp_chatroom_class_init (EmpathyTpChatroomClass  *klass);
static void            tp_chatroom_iface_init         (EmpathyContactListIface *iface);
static void            empathy_tp_chatroom_init       (EmpathyTpChatroom       *chatroom);
static void            tp_chatroom_finalize           (GObject                 *object);
static void            tp_chatroom_member_added_cb    (EmpathyTpGroup          *group,
                               EmpathyContact          *contact,
                               EmpathyContact          *actor,
                               guint                    reason,
                               const gchar             *message,
                               EmpathyTpChatroom       *chatroom);
static void            tp_chatroom_member_removed_cb  (EmpathyTpGroup          *group,
                               EmpathyContact          *contact,
                               EmpathyContact          *actor,
                               guint                    reason,
                               const gchar             *message,
                               EmpathyTpChatroom       *chatroom);
static void            tp_chatroom_add                (EmpathyContactList      *list,
                               EmpathyContact           *contact,
                               const gchar             *message);
static void            tp_chatroom_remove             (EmpathyContactList      *list,
                               EmpathyContact           *contact,
                               const gchar             *message);
static GList *         tp_chatroom_get_members        (EmpathyContactList      *list);

G_DEFINE_TYPE_WITH_CODE (EmpathyTpChatroom, empathy_tp_chatroom, EMPATHY_TYPE_TP_CHAT,
             G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CONTACT_LIST,
                        tp_chatroom_iface_init));

static void
empathy_tp_chatroom_class_init (EmpathyTpChatroomClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    object_class->finalize = tp_chatroom_finalize;

    g_type_class_add_private (object_class, sizeof (EmpathyTpChatroomPriv));
}

static void
tp_chatroom_iface_init (EmpathyContactListIface *iface)
{
    iface->add         = tp_chatroom_add;
    iface->remove      = tp_chatroom_remove;
    iface->get_members = tp_chatroom_get_members;
}

static void
empathy_tp_chatroom_init (EmpathyTpChatroom *chatroom)
{
}

static void
tp_chatroom_finalize (GObject *object)
{
    EmpathyTpChatroomPriv *priv;
    EmpathyTpChatroom     *chatroom;

    chatroom = EMPATHY_TP_CHATROOM (object);
    priv = GET_PRIV (chatroom);

    g_object_unref (priv->group);
    g_object_unref (priv->factory);

    if (priv->invitor) {
        g_object_unref (priv->invitor);
    }

    g_free (priv->invit_message);

    G_OBJECT_CLASS (empathy_tp_chatroom_parent_class)->finalize (object);
}

EmpathyTpChatroom *
empathy_tp_chatroom_new (McAccount *account,
             TpChan    *tp_chan)
{
    EmpathyTpChatroomPriv *priv;
    EmpathyTpChatroom     *chatroom;
    GList                 *members, *l;
    EmpathyContact        *user;

    g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
    g_return_val_if_fail (TELEPATHY_IS_CHAN (tp_chan), NULL);

    chatroom = g_object_new (EMPATHY_TYPE_TP_CHATROOM,
                 "account", account,
                 "tp-chan", tp_chan,
                 NULL);

    priv = GET_PRIV (chatroom);

    priv->factory = empathy_contact_factory_new ();
    priv->group = empathy_tp_group_new (account, tp_chan);

    g_signal_connect (priv->group, "member-added",
              G_CALLBACK (tp_chatroom_member_added_cb),
              chatroom);
    g_signal_connect (priv->group, "member-removed",
              G_CALLBACK (tp_chatroom_member_removed_cb),
              chatroom);

    /* Check if we are invited to join the chat */
    user = empathy_tp_group_get_self_contact (priv->group);
    members = empathy_tp_group_get_local_pendings (priv->group);
    for (l = members; l; l = l->next) {
        EmpathyPendingInfo *info;

        info = l->data;

        if (!empathy_contact_equal (user, info->member)) {
            continue;
        }

        priv->invitor = g_object_ref (info->actor);
        priv->invit_message = g_strdup (info->message);
        priv->is_invited = TRUE;

        empathy_debug (DEBUG_DOMAIN, "We are invited to join by %s (%d): %s",
                   empathy_contact_get_id (priv->invitor),
                   empathy_contact_get_handle (priv->invitor),
                   priv->invit_message);
    }

    g_list_foreach (members, (GFunc) empathy_pending_info_free, NULL);
    g_list_free (members);
    g_object_unref (user);

    return chatroom;
}

gboolean
empathy_tp_chatroom_get_invitation (EmpathyTpChatroom  *chatroom,
                    EmpathyContact     **contact,
                    const gchar       **message)
{
    EmpathyTpChatroomPriv *priv;

    g_return_val_if_fail (EMPATHY_IS_TP_CHATROOM (chatroom), FALSE);

    priv = GET_PRIV (chatroom);

    if (contact) {
        *contact = priv->invitor;
    }
    if (message) {
        *message = priv->invit_message;
    }

    return priv->is_invited;
}

void
empathy_tp_chatroom_accept_invitation (EmpathyTpChatroom *chatroom)
{
    EmpathyTpChatroomPriv *priv;
    EmpathyContact        *user;

    g_return_if_fail (EMPATHY_IS_TP_CHATROOM (chatroom));

    priv = GET_PRIV (chatroom);

    if (!priv->is_invited) {
        return;
    }

    /* Clear invitation data */
    priv->is_invited = FALSE;
    if (priv->invitor) {
        g_object_unref (priv->invitor);
        priv->invitor = NULL;
    }
    g_free (priv->invit_message);
    priv->invit_message = NULL;

    /* Add ourself in the members of the room */
    user = empathy_tp_group_get_self_contact (priv->group);
    empathy_tp_group_add_member (priv->group, user, "");
    g_object_unref (user);
}

void
empathy_tp_chatroom_set_topic (EmpathyTpChatroom *chatroom,
                   const gchar       *topic)
{
    /* FIXME: not implemented */
}

static void
tp_chatroom_member_added_cb (EmpathyTpGroup    *group,
                 EmpathyContact    *contact,
                 EmpathyContact    *actor,
                 guint              reason,
                 const gchar       *message,
                 EmpathyTpChatroom *chatroom)
{
    g_signal_emit_by_name (chatroom, "members-changed",
                   contact, actor, reason, message,
                   TRUE);
}

static void
tp_chatroom_member_removed_cb (EmpathyTpGroup    *group,
                   EmpathyContact    *contact,
                   EmpathyContact    *actor,
                   guint              reason,
                   const gchar       *message,
                   EmpathyTpChatroom *chatroom)
{
    g_signal_emit_by_name (chatroom, "members-changed",
                   contact, actor, reason, message,
                   FALSE);
}

static void
tp_chatroom_add (EmpathyContactList *list,
         EmpathyContact     *contact,
         const gchar        *message)
{
    EmpathyTpChatroomPriv *priv;

    g_return_if_fail (EMPATHY_IS_TP_CHATROOM (list));
    g_return_if_fail (EMPATHY_IS_CONTACT (contact));

    priv = GET_PRIV (list);

    empathy_tp_group_add_member (priv->group, contact, message);
}

static void
tp_chatroom_remove (EmpathyContactList *list,
            EmpathyContact     *contact,
            const gchar        *message)
{
    EmpathyTpChatroomPriv *priv;

    g_return_if_fail (EMPATHY_IS_TP_CHATROOM (list));
    g_return_if_fail (EMPATHY_IS_CONTACT (contact));

    priv = GET_PRIV (list);

    empathy_tp_group_remove_member (priv->group, contact, message);
}

static GList *
tp_chatroom_get_members (EmpathyContactList *list)
{
    EmpathyTpChatroomPriv *priv;

    g_return_val_if_fail (EMPATHY_IS_TP_CHATROOM (list), NULL);

    priv = GET_PRIV (list);

    return empathy_tp_group_get_members (priv->group);
}