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       return TP_CHANNEL (empathy_tp_chat_new (
  49             TP_SIMPLE_CLIENT_FACTORY (factory), conn, path,
  50             properties));
  51     }
  52
  53   return chainup->create_channel (factory, conn, path, properties, error);
  54 }
  55
  56 static GArray *
  57 empathy_client_factory_dup_channel_features (TpSimpleClientFactory *factory,
  58     TpChannel *channel)
  59 {
  60   GArray *features;
  61   GQuark feature;
  62
  63   features = chainup->dup_channel_features (factory, channel);
  64
  65   feature = TP_CHANNEL_FEATURE_CONTACTS;
  66   g_array_append_val (features, feature);
  67
  68   if (EMPATHY_IS_TP_CHAT (channel))
  69     {
  70       feature = TP_TEXT_CHANNEL_FEATURE_CHAT_STATES;
  71       g_array_append_val (features, feature);
  72
  73       feature = EMPATHY_TP_CHAT_FEATURE_READY;
  74       g_array_append_val (features, feature);
  75     }
  76
  77   return features;
  78 }
  79
  80 static GArray *
  81 empathy_client_factory_dup_account_features (TpSimpleClientFactory *factory,
  82     TpAccount *account)
  83 {
  84   GArray *features;
  85   GQuark feature;
  86
  87   features = chainup->dup_account_features (factory, account);
  88
  89   feature = TP_ACCOUNT_FEATURE_CONNECTION;
  90   g_array_append_val (features, feature);
  91
  92   feature = TP_ACCOUNT_FEATURE_ADDRESSING;
  93   g_array_append_val (features, feature);
  94
  95   feature = TP_ACCOUNT_FEATURE_STORAGE;
  96   g_array_append_val (features, feature);
  97
  98   return features;
  99 }
 100
 101 static GArray *
 102 empathy_client_factory_dup_connection_features (TpSimpleClientFactory *factory,
 103     TpConnection *connection)
 104 {
 105   GArray *features;
 106   GQuark feature;
 107
 108   features = chainup->dup_connection_features (factory, connection);
 109
 110   feature = TP_CONNECTION_FEATURE_CAPABILITIES;
 111   g_array_append_val (features, feature);
 112
 113   feature = TP_CONNECTION_FEATURE_AVATAR_REQUIREMENTS;
 114   g_array_append_val (features, feature);
 115
 116   feature = TP_CONNECTION_FEATURE_CONTACT_INFO;
 117   g_array_append_val (features, feature);
 118
 119   feature = TP_CONNECTION_FEATURE_BALANCE;
 120   g_array_append_val (features, feature);
 121
 122   feature = TP_CONNECTION_FEATURE_CONTACT_BLOCKING;
 123   g_array_append_val (features, feature);
 124
 125   /* Most empathy-* may allow user to add a contact to his contact list. We
 126    * need this property to check if the connection allows it. It's cheap to
 127    * prepare anyway as it will just call GetAll() on the ContactList iface. */
 128   feature = TP_CONNECTION_FEATURE_CONTACT_LIST_PROPERTIES;
 129   g_array_append_val (features, feature);
 130
 131   return features;
 132 }
 133
 134 static GArray *
 135 empathy_client_factory_dup_contact_features (TpSimpleClientFactory *factory,
 136         TpConnection *connection)
 137 {
 138   GArray *features;
 139   TpContactFeature extra_features[] = {
 140       TP_CONTACT_FEATURE_ALIAS,
 141       TP_CONTACT_FEATURE_PRESENCE,
 142       TP_CONTACT_FEATURE_AVATAR_TOKEN,
 143       TP_CONTACT_FEATURE_AVATAR_DATA,
 144       TP_CONTACT_FEATURE_CAPABILITIES,
 145       /* Needed by empathy_individual_add_menu_item_new to check if a contact
 146        * is already in the contact list. This feature is pretty cheap to
 147        * prepare as it doesn't prepare the full roster. */
 148       TP_CONTACT_FEATURE_SUBSCRIPTION_STATES,
 149       TP_CONTACT_FEATURE_CONTACT_GROUPS,
 150       TP_CONTACT_FEATURE_CLIENT_TYPES,
 151   };
 152
 153   features = chainup->dup_contact_features (factory, connection);
 154
 155   g_array_append_vals (features, extra_features, G_N_ELEMENTS (extra_features));
 156
 157   return features;
 158 }
 159
 160 static void
 161 empathy_client_factory_class_init (EmpathyClientFactoryClass *cls)
 162 {
 163   TpSimpleClientFactoryClass *simple_class = (TpSimpleClientFactoryClass *) cls;
 164
 165   simple_class->create_channel = empathy_client_factory_create_channel;
 166   simple_class->dup_channel_features =
 167     empathy_client_factory_dup_channel_features;
 168
 169   simple_class->dup_account_features =
 170     empathy_client_factory_dup_account_features;
 171
 172   simple_class->dup_connection_features =
 173     empathy_client_factory_dup_connection_features;
 174
 175   simple_class->dup_contact_features =
 176     empathy_client_factory_dup_contact_features;
 177 }
 178
 179 static void
 180 empathy_client_factory_init (EmpathyClientFactory *self)
 181 {
 182 }
 183
 184 static EmpathyClientFactory *
 185 empathy_client_factory_new (TpDBusDaemon *dbus)
 186 {
 187     return g_object_new (EMPATHY_TYPE_CLIENT_FACTORY,
 188         "dbus-daemon", dbus,
 189         NULL);
 190 }
 191
 192 EmpathyClientFactory *
 193 empathy_client_factory_dup (void)
 194 {
 195   static EmpathyClientFactory *singleton = NULL;
 196   TpDBusDaemon *dbus;
 197   GError *error = NULL;
 198
 199   if (singleton != NULL)
 200     return g_object_ref (singleton);
 201
 202   dbus = tp_dbus_daemon_dup (&error);
 203   if (dbus == NULL)
 204     {
 205       g_warning ("Failed to get TpDBusDaemon: %s", error->message);
 206       g_error_free (error);
 207       return NULL;
 208     }
 209
 210   singleton = empathy_client_factory_new (dbus);
 211   g_object_unref (dbus);
 212
 213   g_object_add_weak_pointer (G_OBJECT (singleton), (gpointer) &singleton);
 214
 215   return singleton;
 216 }
 217
 218 static void
 219 dup_contact_cb (GObject *source,
 220     GAsyncResult *result,
 221     gpointer user_data)
 222 {
 223   GSimpleAsyncResult *my_result = user_data;
 224   GError *error = NULL;
 225   TpContact *contact;
 226
 227   contact = tp_connection_dup_contact_by_id_finish (TP_CONNECTION (source),
 228       result, &error);
 229
 230   if (contact == NULL)
 231     {
 232       g_simple_async_result_take_error (my_result, error);
 233     }
 234   else
 235     {
 236       g_simple_async_result_set_op_res_gpointer (my_result,
 237           empathy_contact_dup_from_tp_contact (contact), g_object_unref);
 238
 239       g_object_unref (contact);
 240     }
 241
 242   g_simple_async_result_complete (my_result);
 243   g_object_unref (my_result);
 244 }
 245
 246 void
 247 empathy_client_factory_dup_contact_by_id_async (
 248     EmpathyClientFactory *self,
 249     TpConnection *connection,
 250     const gchar *id,
 251     GAsyncReadyCallback callback,
 252     gpointer user_data)
 253 {
 254   GSimpleAsyncResult *result;
 255   GArray *features;
 256
 257   g_return_if_fail (EMPATHY_IS_CLIENT_FACTORY (self));
 258   g_return_if_fail (id != NULL);
 259
 260   result = g_simple_async_result_new ((GObject *) self, callback, user_data,
 261       empathy_client_factory_dup_contact_by_id_async);
 262
 263   features = empathy_client_factory_dup_contact_features (
 264       TP_SIMPLE_CLIENT_FACTORY (self), connection);
 265
 266   tp_connection_dup_contact_by_id_async (connection, id, features->len,
 267       (TpContactFeature * ) features->data, dup_contact_cb, result);
 268
 269   g_array_unref (features);
 270 }
 271
 272 EmpathyContact *
 273 empathy_client_factory_dup_contact_by_id_finish (
 274     EmpathyClientFactory *self,
 275     GAsyncResult *result,
 276     GError **error)
 277 {
 278   empathy_implement_finish_return_copy_pointer (self,
 279       empathy_client_factory_dup_contact_by_id_async, g_object_ref);
 280 }