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 #include "empathy-client-factory.h"
  24
  25 #include <tp-account-widgets/tpaw-utils.h>
  26 #include <telepathy-glib/telepathy-glib-dbus.h>
  27
  28 #include "empathy-tp-chat.h"
  29 #include "empathy-utils.h"
  30
  31 G_DEFINE_TYPE (EmpathyClientFactory, empathy_client_factory,
  32     TP_TYPE_AUTOMATIC_CLIENT_FACTORY)
  33
  34 #define chainup ((TpSimpleClientFactoryClass *) \
  35     empathy_client_factory_parent_class)
  36
  37 static TpChannel *
  38 empathy_client_factory_create_channel (TpSimpleClientFactory *factory,
  39     TpConnection *conn,
  40     const gchar *path,
  41     const GHashTable *properties,
  42     GError **error)
  43 {
  44   const gchar *chan_type;
  45
  46   chan_type = tp_asv_get_string (properties, TP_PROP_CHANNEL_CHANNEL_TYPE);
  47
  48   if (!tp_strdiff (chan_type, TP_IFACE_CHANNEL_TYPE_TEXT))
  49     {
  50       return TP_CHANNEL (empathy_tp_chat_new (
  51             TP_SIMPLE_CLIENT_FACTORY (factory), conn, path,
  52             properties));
  53     }
  54
  55   return chainup->create_channel (factory, conn, path, properties, error);
  56 }
  57
  58 static GArray *
  59 empathy_client_factory_dup_channel_features (TpSimpleClientFactory *factory,
  60     TpChannel *channel)
  61 {
  62   GArray *features;
  63   GQuark feature;
  64
  65   features = chainup->dup_channel_features (factory, channel);
  66
  67   feature = TP_CHANNEL_FEATURE_CONTACTS;
  68   g_array_append_val (features, feature);
  69
  70   if (EMPATHY_IS_TP_CHAT (channel))
  71     {
  72       feature = TP_TEXT_CHANNEL_FEATURE_CHAT_STATES;
  73       g_array_append_val (features, feature);
  74
  75       feature = EMPATHY_TP_CHAT_FEATURE_READY;
  76       g_array_append_val (features, feature);
  77     }
  78
  79   return features;
  80 }
  81
  82 static GArray *
  83 empathy_client_factory_dup_account_features (TpSimpleClientFactory *factory,
  84     TpAccount *account)
  85 {
  86   GArray *features;
  87   GQuark feature;
  88
  89   features = chainup->dup_account_features (factory, account);
  90
  91   feature = TP_ACCOUNT_FEATURE_CONNECTION;
  92   g_array_append_val (features, feature);
  93
  94   feature = TP_ACCOUNT_FEATURE_ADDRESSING;
  95   g_array_append_val (features, feature);
  96
  97   feature = TP_ACCOUNT_FEATURE_STORAGE;
  98   g_array_append_val (features, feature);
  99
 100   return features;
 101 }
 102
 103 static GArray *
 104 empathy_client_factory_dup_connection_features (TpSimpleClientFactory *factory,
 105     TpConnection *connection)
 106 {
 107   GArray *features;
 108   GQuark feature;
 109
 110   features = chainup->dup_connection_features (factory, connection);
 111
 112   feature = TP_CONNECTION_FEATURE_CAPABILITIES;
 113   g_array_append_val (features, feature);
 114
 115   feature = TP_CONNECTION_FEATURE_AVATAR_REQUIREMENTS;
 116   g_array_append_val (features, feature);
 117
 118   feature = TP_CONNECTION_FEATURE_CONTACT_INFO;
 119   g_array_append_val (features, feature);
 120
 121   feature = TP_CONNECTION_FEATURE_BALANCE;
 122   g_array_append_val (features, feature);
 123
 124   feature = TP_CONNECTION_FEATURE_CONTACT_BLOCKING;
 125   g_array_append_val (features, feature);
 126
 127   /* Most empathy-* may allow user to add a contact to his contact list. We
 128    * need this property to check if the connection allows it. It's cheap to
 129    * prepare anyway as it will just call GetAll() on the ContactList iface. */
 130   feature = TP_CONNECTION_FEATURE_CONTACT_LIST_PROPERTIES;
 131   g_array_append_val (features, feature);
 132
 133   return features;
 134 }
 135
 136 static GArray *
 137 empathy_client_factory_dup_contact_features (TpSimpleClientFactory *factory,
 138         TpConnection *connection)
 139 {
 140   GArray *features;
 141   TpContactFeature extra_features[] = {
 142       TP_CONTACT_FEATURE_ALIAS,
 143       TP_CONTACT_FEATURE_PRESENCE,
 144       TP_CONTACT_FEATURE_AVATAR_TOKEN,
 145       TP_CONTACT_FEATURE_AVATAR_DATA,
 146       TP_CONTACT_FEATURE_CAPABILITIES,
 147       /* Needed by empathy_individual_add_menu_item_new to check if a contact
 148        * is already in the contact list. This feature is pretty cheap to
 149        * prepare as it doesn't prepare the full roster. */
 150       TP_CONTACT_FEATURE_SUBSCRIPTION_STATES,
 151       TP_CONTACT_FEATURE_CONTACT_GROUPS,
 152       TP_CONTACT_FEATURE_CLIENT_TYPES,
 153   };
 154
 155   features = chainup->dup_contact_features (factory, connection);
 156
 157   g_array_append_vals (features, extra_features, G_N_ELEMENTS (extra_features));
 158
 159   return features;
 160 }
 161
 162 static void
 163 empathy_client_factory_class_init (EmpathyClientFactoryClass *cls)
 164 {
 165   TpSimpleClientFactoryClass *simple_class = (TpSimpleClientFactoryClass *) cls;
 166
 167   simple_class->create_channel = empathy_client_factory_create_channel;
 168   simple_class->dup_channel_features =
 169     empathy_client_factory_dup_channel_features;
 170
 171   simple_class->dup_account_features =
 172     empathy_client_factory_dup_account_features;
 173
 174   simple_class->dup_connection_features =
 175     empathy_client_factory_dup_connection_features;
 176
 177   simple_class->dup_contact_features =
 178     empathy_client_factory_dup_contact_features;
 179 }
 180
 181 static void
 182 empathy_client_factory_init (EmpathyClientFactory *self)
 183 {
 184 }
 185
 186 static EmpathyClientFactory *
 187 empathy_client_factory_new (TpDBusDaemon *dbus)
 188 {
 189     return g_object_new (EMPATHY_TYPE_CLIENT_FACTORY,
 190         "dbus-daemon", dbus,
 191         NULL);
 192 }
 193
 194 EmpathyClientFactory *
 195 empathy_client_factory_dup (void)
 196 {
 197   static EmpathyClientFactory *singleton = NULL;
 198   TpDBusDaemon *dbus;
 199   GError *error = NULL;
 200
 201   if (singleton != NULL)
 202     return g_object_ref (singleton);
 203
 204   dbus = tp_dbus_daemon_dup (&error);
 205   if (dbus == NULL)
 206     {
 207       g_warning ("Failed to get TpDBusDaemon: %s", error->message);
 208       g_error_free (error);
 209       return NULL;
 210     }
 211
 212   singleton = empathy_client_factory_new (dbus);
 213   g_object_unref (dbus);
 214
 215   g_object_add_weak_pointer (G_OBJECT (singleton), (gpointer) &singleton);
 216
 217   return singleton;
 218 }
 219
 220 static void
 221 dup_contact_cb (GObject *source,
 222     GAsyncResult *result,
 223     gpointer user_data)
 224 {
 225   GSimpleAsyncResult *my_result = user_data;
 226   GError *error = NULL;
 227   TpContact *contact;
 228
 229   contact = tp_connection_dup_contact_by_id_finish (TP_CONNECTION (source),
 230       result, &error);
 231
 232   if (contact == NULL)
 233     {
 234       g_simple_async_result_take_error (my_result, error);
 235     }
 236   else
 237     {
 238       g_simple_async_result_set_op_res_gpointer (my_result,
 239           empathy_contact_dup_from_tp_contact (contact), g_object_unref);
 240
 241       g_object_unref (contact);
 242     }
 243
 244   g_simple_async_result_complete (my_result);
 245   g_object_unref (my_result);
 246 }
 247
 248 void
 249 empathy_client_factory_dup_contact_by_id_async (
 250     EmpathyClientFactory *self,
 251     TpConnection *connection,
 252     const gchar *id,
 253     GAsyncReadyCallback callback,
 254     gpointer user_data)
 255 {
 256   GSimpleAsyncResult *result;
 257   GArray *features;
 258
 259   g_return_if_fail (EMPATHY_IS_CLIENT_FACTORY (self));
 260   g_return_if_fail (id != NULL);
 261
 262   result = g_simple_async_result_new ((GObject *) self, callback, user_data,
 263       empathy_client_factory_dup_contact_by_id_async);
 264
 265   features = empathy_client_factory_dup_contact_features (
 266       TP_SIMPLE_CLIENT_FACTORY (self), connection);
 267
 268   tp_connection_dup_contact_by_id_async (connection, id, features->len,
 269       (TpContactFeature * ) features->data, dup_contact_cb, result);
 270
 271   g_array_unref (features);
 272 }
 273
 274 EmpathyContact *
 275 empathy_client_factory_dup_contact_by_id_finish (
 276     EmpathyClientFactory *self,
 277     GAsyncResult *result,
 278     GError **error)
 279 {
 280   tpaw_implement_finish_return_copy_pointer (self,
 281       empathy_client_factory_dup_contact_by_id_async, g_object_ref);
 282 }