libempathy/empathy-channel-factory.c

   1 /*
   2  * Copyright (C) 2010 Collabora Ltd.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public
  15  * License along with this program; if not, write to the
  16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  17  * Boston, MA  02110-1301  USA
  18  *
  19  * Authors: Guillaume Desmottes <guillaume.desmottes@collabora.co.uk>
  20  */
  21
  22 #include "empathy-channel-factory.h"
  23
  24 #include "empathy-tp-chat.h"
  25 #include "empathy-utils.h"
  26
  27 #include <telepathy-glib/telepathy-glib.h>
  28
  29 static void factory_iface_init (gpointer, gpointer);
  30
  31 G_DEFINE_TYPE_WITH_CODE (EmpathyChannelFactory, empathy_channel_factory,
  32     G_TYPE_OBJECT,
  33     G_IMPLEMENT_INTERFACE (TP_TYPE_CLIENT_CHANNEL_FACTORY, factory_iface_init))
  34
  35 struct _EmpathyChannelFactoryPrivate
  36 {
  37   TpClientChannelFactory *automatic_factory;
  38 };
  39
  40 static void
  41 empathy_channel_factory_dispose (GObject *object)
  42 {
  43   EmpathyChannelFactory *self = EMPATHY_CHANNEL_FACTORY (object);
  44   void (*dispose) (GObject *) =
  45     G_OBJECT_CLASS (empathy_channel_factory_parent_class)->dispose;
  46
  47   tp_clear_object (&self->priv->automatic_factory);
  48
  49   if (dispose != NULL)
  50     dispose (object);
  51 }
  52
  53 static void
  54 empathy_channel_factory_class_init (EmpathyChannelFactoryClass *cls)
  55 {
  56   GObjectClass *object_class = G_OBJECT_CLASS (cls);
  57
  58   g_type_class_add_private (cls, sizeof (EmpathyChannelFactoryPrivate));
  59
  60   object_class->dispose = empathy_channel_factory_dispose;
  61 }
  62
  63 static void
  64 empathy_channel_factory_init (EmpathyChannelFactory *self)
  65 {
  66   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
  67       EMPATHY_TYPE_CHANNEL_FACTORY, EmpathyChannelFactoryPrivate);
  68
  69   self->priv->automatic_factory = TP_CLIENT_CHANNEL_FACTORY (
  70       tp_automatic_proxy_factory_dup ());
  71 }
  72
  73 EmpathyChannelFactory *
  74 empathy_channel_factory_new (void)
  75 {
  76     return g_object_new (EMPATHY_TYPE_CHANNEL_FACTORY,
  77         NULL);
  78 }
  79
  80 EmpathyChannelFactory *
  81 empathy_channel_factory_dup (void)
  82 {
  83   static EmpathyChannelFactory *singleton = NULL;
  84
  85   if (singleton != NULL)
  86     return g_object_ref (singleton);
  87
  88   singleton = empathy_channel_factory_new ();
  89
  90   g_object_add_weak_pointer (G_OBJECT (singleton), (gpointer) &singleton);
  91
  92   return singleton;
  93 }
  94
  95 static TpChannel *
  96 empathy_channel_factory_create_channel (
  97     TpClientChannelFactory *factory,
  98     TpConnection *conn,
  99     const gchar *path,
 100     GHashTable *properties,
 101     GError **error)
 102 {
 103   EmpathyChannelFactory *self = (EmpathyChannelFactory *) factory;
 104   const gchar *chan_type;
 105
 106   chan_type = tp_asv_get_string (properties, TP_PROP_CHANNEL_CHANNEL_TYPE);
 107
 108   if (!tp_strdiff (chan_type, TP_IFACE_CHANNEL_TYPE_TEXT))
 109     {
 110       TpAccount *account;
 111
 112       account = empathy_get_account_for_connection (conn);
 113
 114       return TP_CHANNEL (empathy_tp_chat_new (account, conn, path, properties));
 115     }
 116
 117   return tp_client_channel_factory_create_channel (
 118       self->priv->automatic_factory, conn, path, properties, error);
 119 }
 120
 121 static GArray *
 122 empathy_channel_factory_dup_channel_features (
 123     TpClientChannelFactory *factory,
 124     TpChannel *channel)
 125 {
 126   EmpathyChannelFactory *self = (EmpathyChannelFactory *) factory;
 127   GArray *features;
 128   GQuark feature;
 129
 130   features =  tp_client_channel_factory_dup_channel_features (
 131       self->priv->automatic_factory, channel);
 132
 133   if (EMPATHY_IS_TP_CHAT (channel))
 134     {
 135       feature = TP_CHANNEL_FEATURE_CHAT_STATES;
 136       g_array_append_val (features, feature);
 137     }
 138
 139   return features;
 140 }
 141
 142 static void
 143 factory_iface_init (gpointer g_iface,
 144     gpointer unused G_GNUC_UNUSED)
 145 {
 146   TpClientChannelFactoryInterface *iface = g_iface;
 147
 148   iface->obj_create_channel = empathy_channel_factory_create_channel;
 149   iface->obj_dup_channel_features =
 150     empathy_channel_factory_dup_channel_features;
 151 }