libempathy/empathy-client-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 <config.h>
  23
  24 #include "empathy-client-factory.h"
  25
  26 #include "empathy-tp-chat.h"
  27 #include "empathy-utils.h"
  28
  29 G_DEFINE_TYPE (EmpathyClientFactory, empathy_client_factory,
  30     TP_TYPE_AUTOMATIC_CLIENT_FACTORY)
  31
  32 #define chainup ((TpSimpleClientFactoryClass *) \
  33     empathy_client_factory_parent_class)
  34
  35 static TpChannel *
  36 empathy_client_factory_create_channel (TpSimpleClientFactory *factory,
  37     TpConnection *conn,
  38     const gchar *path,
  39     const GHashTable *properties,
  40     GError **error)
  41 {
  42   const gchar *chan_type;
  43
  44   chan_type = tp_asv_get_string (properties, TP_PROP_CHANNEL_CHANNEL_TYPE);
  45
  46   if (!tp_strdiff (chan_type, TP_IFACE_CHANNEL_TYPE_TEXT))
  47     {
  48       TpAccount *account;
  49
  50       account = tp_connection_get_account (conn);
  51
  52       return TP_CHANNEL (empathy_tp_chat_new (
  53             TP_SIMPLE_CLIENT_FACTORY (factory), account, conn, path,
  54             properties));
  55     }
  56
  57   return chainup->create_channel (factory, conn, path, properties, error);
  58 }
  59
  60 static GArray *
  61 empathy_client_factory_dup_channel_features (TpSimpleClientFactory *factory,
  62     TpChannel *channel)
  63 {
  64   GArray *features;
  65   GQuark feature;
  66
  67   features = chainup->dup_channel_features (factory, channel);
  68
  69   feature = TP_CHANNEL_FEATURE_CONTACTS;
  70   g_array_append_val (features, feature);
  71
  72   if (EMPATHY_IS_TP_CHAT (channel))
  73     {
  74       feature = TP_TEXT_CHANNEL_FEATURE_CHAT_STATES;
  75       g_array_append_val (features, feature);
  76
  77       feature = EMPATHY_TP_CHAT_FEATURE_READY;
  78       g_array_append_val (features, feature);
  79     }
  80
  81   return features;
  82 }
  83
  84 static GArray *
  85 empathy_client_factory_dup_account_features (TpSimpleClientFactory *factory,
  86     TpAccount *account)
  87 {
  88   GArray *features;
  89   GQuark feature;
  90
  91   features = chainup->dup_account_features (factory, account);
  92
  93   feature = TP_ACCOUNT_FEATURE_CONNECTION;
  94   g_array_append_val (features, feature);
  95
  96   feature = TP_ACCOUNT_FEATURE_ADDRESSING;
  97   g_array_append_val (features, feature);
  98
  99   return features;
 100 }
 101
 102 static GArray *
 103 empathy_client_factory_dup_connection_features (TpSimpleClientFactory *factory,
 104     TpConnection *connection)
 105 {
 106   GArray *features;
 107   GQuark feature;
 108
 109   features = chainup->dup_connection_features (factory, connection);
 110
 111   feature = TP_CONNECTION_FEATURE_CAPABILITIES;
 112   g_array_append_val (features, feature);
 113
 114   feature = TP_CONNECTION_FEATURE_AVATAR_REQUIREMENTS;
 115   g_array_append_val (features, feature);
 116
 117   feature = TP_CONNECTION_FEATURE_CONTACT_INFO;
 118   g_array_append_val (features, feature);
 119
 120   feature = TP_CONNECTION_FEATURE_BALANCE;
 121   g_array_append_val (features, feature);
 122
 123   feature = TP_CONNECTION_FEATURE_CONTACT_BLOCKING;
 124   g_array_append_val (features, feature);
 125
 126   /* Most empathy-* may allow user to add a contact to his contact list. We
 127    * need this property to check if the connection allows it. It's cheap to
 128    * prepare anyway as it will just call GetAll() on the ContactList iface. */
 129   feature = TP_CONNECTION_FEATURE_CONTACT_LIST_PROPERTIES;
 130   g_array_append_val (features, feature);
 131
 132   return features;
 133 }
 134
 135 static GArray *
 136 empathy_client_factory_dup_contact_features (TpSimpleClientFactory *factory,
 137         TpConnection *connection)
 138 {
 139   GArray *features;
 140   TpContactFeature extra_features[] = {
 141       TP_CONTACT_FEATURE_ALIAS,
 142       TP_CONTACT_FEATURE_PRESENCE,
 143       TP_CONTACT_FEATURE_AVATAR_TOKEN,
 144       TP_CONTACT_FEATURE_AVATAR_DATA,
 145       TP_CONTACT_FEATURE_CAPABILITIES,
 146       /* Needed by empathy_individual_add_menu_item_new to check if a contact
 147        * is already in the contact list. This feature is pretty cheap to
 148        * prepare as it doesn't prepare the full roster. */
 149       TP_CONTACT_FEATURE_SUBSCRIPTION_STATES,
 150   };
 151
 152   features = chainup->dup_contact_features (factory, connection);
 153
 154   g_array_append_vals (features, extra_features, G_N_ELEMENTS (extra_features));
 155
 156   return features;
 157 }
 158
 159 static void
 160 empathy_client_factory_class_init (EmpathyClientFactoryClass *cls)
 161 {
 162   TpSimpleClientFactoryClass *simple_class = (TpSimpleClientFactoryClass *) cls;
 163
 164   simple_class->create_channel = empathy_client_factory_create_channel;
 165   simple_class->dup_channel_features =
 166     empathy_client_factory_dup_channel_features;
 167
 168   simple_class->dup_account_features =
 169     empathy_client_factory_dup_account_features;
 170
 171   simple_class->dup_connection_features =
 172     empathy_client_factory_dup_connection_features;
 173
 174   simple_class->dup_contact_features =
 175     empathy_client_factory_dup_contact_features;
 176 }
 177
 178 static void
 179 empathy_client_factory_init (EmpathyClientFactory *self)
 180 {
 181 }
 182
 183 static EmpathyClientFactory *
 184 empathy_client_factory_new (TpDBusDaemon *dbus)
 185 {
 186     return g_object_new (EMPATHY_TYPE_CLIENT_FACTORY,
 187         "dbus-daemon", dbus,
 188         NULL);
 189 }
 190
 191 EmpathyClientFactory *
 192 empathy_client_factory_dup (void)
 193 {
 194   static EmpathyClientFactory *singleton = NULL;
 195   TpDBusDaemon *dbus;
 196   GError *error = NULL;
 197
 198   if (singleton != NULL)
 199     return g_object_ref (singleton);
 200
 201   dbus = tp_dbus_daemon_dup (&error);
 202   if (dbus == NULL)
 203     {
 204       g_warning ("Failed to get TpDBusDaemon: %s", error->message);
 205       g_error_free (error);
 206       return NULL;
 207     }
 208
 209   singleton = empathy_client_factory_new (dbus);
 210   g_object_unref (dbus);
 211
 212   g_object_add_weak_pointer (G_OBJECT (singleton), (gpointer) &singleton);
 213
 214   return singleton;
 215 }
 216
 217 static void
 218 dup_contact_cb (GObject *source,
 219     GAsyncResult *result,
 220     gpointer user_data)
 221 {
 222   GSimpleAsyncResult *my_result = user_data;
 223   GError *error = NULL;
 224   TpContact *contact;
 225
 226   contact = tp_connection_dup_contact_by_id_finish (TP_CONNECTION (source),
 227       result, &error);
 228
 229   if (contact == NULL)
 230     {
 231       g_simple_async_result_take_error (my_result, error);
 232     }
 233   else
 234     {
 235       g_simple_async_result_set_op_res_gpointer (my_result,
 236           empathy_contact_dup_from_tp_contact (contact), g_object_unref);
 237
 238       g_object_unref (contact);
 239     }
 240
 241   g_simple_async_result_complete (my_result);
 242   g_object_unref (my_result);
 243 }
 244
 245 void
 246 empathy_client_factory_dup_contact_by_id_async (
 247     EmpathyClientFactory *self,
 248     TpConnection *connection,
 249     const gchar *id,
 250     GAsyncReadyCallback callback,
 251     gpointer user_data)
 252 {
 253   GSimpleAsyncResult *result;
 254   GArray *features;
 255
 256   g_return_if_fail (EMPATHY_IS_CLIENT_FACTORY (self));
 257   g_return_if_fail (id != NULL);
 258
 259   result = g_simple_async_result_new ((GObject *) self, callback, user_data,
 260       empathy_client_factory_dup_contact_by_id_async);
 261
 262   features = empathy_client_factory_dup_contact_features (
 263       TP_SIMPLE_CLIENT_FACTORY (self), connection);
 264
 265   tp_connection_dup_contact_by_id_async (connection, id, features->len,
 266       (TpContactFeature * ) features->data, dup_contact_cb, result);
 267
 268   g_array_unref (features);
 269 }
 270
 271 EmpathyContact *
 272 empathy_client_factory_dup_contact_by_id_finish (
 273     EmpathyClientFactory *self,
 274     GAsyncResult *result,
 275     GError **error)
 276 {
 277   empathy_implement_finish_return_copy_pointer (self,
 278       empathy_client_factory_dup_contact_by_id_async, g_object_ref);
 279 }