libempathy-gtk/empathy-protocol-chooser.c

   1 /* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
   2 /*
   3  * Copyright (C) 2007-2009 Collabora Ltd.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  *
  19  * Authors: Xavier Claessens <xclaesse@gmail.com>
  20  *          Jonny Lamb <jonny.lamb@collabora.co.uk>
  21  */
  22
  23 #include <config.h>
  24
  25 #include <string.h>
  26
  27 #include <gtk/gtk.h>
  28
  29 #include <glib/gi18n-lib.h>
  30
  31 #include <libempathy/empathy-utils.h>
  32 #include <libempathy/empathy-connection-managers.h>
  33
  34 #include "empathy-protocol-chooser.h"
  35 #include "empathy-ui-utils.h"
  36
  37 #define DEBUG_FLAG EMPATHY_DEBUG_ACCOUNT
  38 #include <libempathy/empathy-debug.h>
  39
  40 /**
  41  * SECTION:empathy-protocol-chooser
  42  * @title: EmpathyProtocolChooser
  43  * @short_description: A widget used to choose from a list of protocols
  44  * @include: libempathy-gtk/empathy-protocol-chooser.h
  45  *
  46  * #EmpathyProtocolChooser is a widget which extends #GtkComboBox to provides a
  47  * chooser of available protocols.
  48  */
  49
  50 /**
  51  * EmpathyProtocolChooser:
  52  * @parent: parent object
  53  *
  54  * Widget which extends #GtkComboBox to provide a chooser of available
  55  * protocols.
  56  */
  57
  58 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyProtocolChooser)
  59 typedef struct
  60 {
  61   GtkListStore *store;
  62
  63   gboolean dispose_run;
  64   EmpathyConnectionManagers *cms;
  65
  66   EmpathyProtocolChooserFilterFunc filter_func;
  67   gpointer filter_user_data;
  68
  69   GHashTable *protocols;
  70 } EmpathyProtocolChooserPriv;
  71
  72 enum
  73 {
  74   COL_ICON,
  75   COL_LABEL,
  76   COL_CM,
  77   COL_PROTOCOL_NAME,
  78   COL_SERVICE,
  79   COL_COUNT
  80 };
  81
  82 G_DEFINE_TYPE (EmpathyProtocolChooser, empathy_protocol_chooser,
  83     GTK_TYPE_COMBO_BOX);
  84
  85 static gint
  86 protocol_chooser_sort_protocol_value (const gchar *protocol_name)
  87 {
  88   guint i;
  89   const gchar *names[] = {
  90     "jabber",
  91     "local-xmpp",
  92     "gtalk",
  93     NULL
  94   };
  95
  96   for (i = 0 ; names[i]; i++)
  97     {
  98       if (strcmp (protocol_name, names[i]) == 0)
  99         return i;
 100     }
 101
 102   return i;
 103 }
 104
 105 static gint
 106 protocol_chooser_sort_func (GtkTreeModel *model,
 107     GtkTreeIter  *iter_a,
 108     GtkTreeIter  *iter_b,
 109     gpointer      user_data)
 110 {
 111   gchar *protocol_a;
 112   gchar *protocol_b;
 113   gint cmp = 0;
 114
 115   gtk_tree_model_get (model, iter_a,
 116       COL_PROTOCOL_NAME, &protocol_a,
 117       -1);
 118   gtk_tree_model_get (model, iter_b,
 119       COL_PROTOCOL_NAME, &protocol_b,
 120       -1);
 121
 122   cmp = protocol_chooser_sort_protocol_value (protocol_a);
 123   cmp -= protocol_chooser_sort_protocol_value (protocol_b);
 124   if (cmp == 0)
 125     {
 126       cmp = strcmp (protocol_a, protocol_b);
 127       /* only happens for jabber where there is one entry for gtalk and one for
 128        * non-gtalk */
 129       if (cmp == 0)
 130         {
 131           gchar *service;
 132
 133           gtk_tree_model_get (model, iter_a,
 134             COL_SERVICE, &service,
 135             -1);
 136
 137           if (service != NULL)
 138             cmp = 1;
 139           else
 140             cmp = -1;
 141
 142           g_free (service);
 143         }
 144     }
 145
 146   g_free (protocol_a);
 147   g_free (protocol_b);
 148   return cmp;
 149 }
 150
 151 static void
 152 protocol_choosers_add_cm (EmpathyProtocolChooser *chooser,
 153     TpConnectionManager *cm)
 154 {
 155   EmpathyProtocolChooserPriv *priv = GET_PRIV (chooser);
 156   GList *protocols, *l;
 157   const gchar *cm_name;
 158
 159   cm_name = tp_connection_manager_get_name (cm);
 160
 161   protocols = tp_connection_manager_dup_protocols (cm);
 162
 163   for (l = protocols; l != NULL; l = g_list_next (l))
 164     {
 165       TpProtocol *protocol = l->data;
 166       gchar *icon_name;
 167       const gchar *display_name;
 168       const gchar *saved_cm_name;
 169       const gchar *proto_name;
 170       GdkPixbuf *pixbuf;
 171
 172       proto_name = tp_protocol_get_name (protocol);
 173       saved_cm_name = g_hash_table_lookup (priv->protocols, proto_name);
 174
 175       if (!tp_strdiff (cm_name, "haze") && saved_cm_name != NULL &&
 176           tp_strdiff (saved_cm_name, "haze"))
 177         /* the CM we're adding is a haze implementation of something we already
 178          * have; drop it.
 179          */
 180         continue;
 181
 182       if (!tp_strdiff (cm_name, "haze") &&
 183           !tp_strdiff (proto_name, "facebook"))
 184         /* Facebook now supports XMPP so drop the purple facebook plugin; user
 185          * should use Gabble */
 186         continue;
 187
 188       if (!tp_strdiff (cm_name, "haze") &&
 189           !tp_strdiff (proto_name, "sip"))
 190         /* Haze's SIP implementation is pretty useless (bgo #629736) */
 191         continue;
 192
 193       if (!tp_strdiff (cm_name, "butterfly"))
 194         /* Butterfly isn't supported any more */
 195         continue;
 196
 197       if (tp_strdiff (cm_name, "haze") && !tp_strdiff (saved_cm_name, "haze"))
 198         {
 199           GtkTreeIter titer;
 200           gboolean valid;
 201           TpConnectionManager *haze_cm;
 202
 203           /* let's this CM replace the haze implementation */
 204           valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->store),
 205               &titer);
 206
 207           while (valid)
 208             {
 209               gchar *haze_proto_name = NULL;
 210
 211               gtk_tree_model_get (GTK_TREE_MODEL (priv->store), &titer,
 212                   COL_PROTOCOL_NAME, &haze_proto_name,
 213                   COL_CM, &haze_cm, -1);
 214
 215               if (haze_cm == NULL)
 216                 continue;
 217
 218               if (!tp_strdiff (tp_connection_manager_get_name (haze_cm), "haze")
 219                   && !tp_strdiff (haze_proto_name, proto_name))
 220                 {
 221                   gtk_list_store_remove (priv->store, &titer);
 222                   g_object_unref (haze_cm);
 223                   g_free (haze_proto_name);
 224                   break;
 225                 }
 226
 227               g_object_unref (haze_cm);
 228               g_free (haze_proto_name);
 229               valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->store),
 230                   &titer);
 231             }
 232         }
 233
 234       g_hash_table_insert (priv->protocols,
 235           g_strdup (proto_name), g_strdup (cm_name));
 236
 237       icon_name = empathy_protocol_icon_name (proto_name);
 238       pixbuf = empathy_pixbuf_from_icon_name (icon_name, GTK_ICON_SIZE_BUTTON);
 239
 240       display_name = empathy_protocol_name_to_display_name (proto_name);
 241
 242       gtk_list_store_insert_with_values (priv->store,
 243           NULL, 0,
 244           COL_ICON, pixbuf,
 245           COL_LABEL, display_name,
 246           COL_CM, cm,
 247           COL_PROTOCOL_NAME, proto_name,
 248           -1);
 249
 250       g_clear_object (&pixbuf);
 251
 252       if (!tp_strdiff (proto_name, "jabber") &&
 253           !tp_strdiff (cm_name, "gabble"))
 254         {
 255           display_name = empathy_service_name_to_display_name ("google-talk");
 256           pixbuf = empathy_pixbuf_from_icon_name ("im-google-talk",
 257                   GTK_ICON_SIZE_BUTTON);
 258
 259           gtk_list_store_insert_with_values (priv->store,
 260              NULL, 0,
 261              COL_ICON, pixbuf,
 262              COL_LABEL, display_name,
 263              COL_CM, cm,
 264              COL_PROTOCOL_NAME, proto_name,
 265              COL_SERVICE, "google-talk",
 266              -1);
 267
 268           g_clear_object (&pixbuf);
 269
 270           display_name = empathy_service_name_to_display_name ("facebook");
 271           pixbuf = empathy_pixbuf_from_icon_name ("im-facebook",
 272                   GTK_ICON_SIZE_BUTTON);
 273
 274           gtk_list_store_insert_with_values (priv->store,
 275              NULL, 0,
 276              COL_ICON, pixbuf,
 277              COL_LABEL, display_name,
 278              COL_CM, cm,
 279              COL_PROTOCOL_NAME, proto_name,
 280              COL_SERVICE, "facebook",
 281              -1);
 282
 283           g_clear_object (&pixbuf);
 284         }
 285
 286       g_free (icon_name);
 287     }
 288
 289   g_list_free_full (protocols, g_object_unref);
 290 }
 291
 292 static void
 293 protocol_chooser_add_cms_list (EmpathyProtocolChooser *protocol_chooser,
 294     GList *cms)
 295 {
 296   GList *l;
 297
 298   for (l = cms; l != NULL; l = l->next)
 299     protocol_choosers_add_cm (protocol_chooser, l->data);
 300
 301   gtk_combo_box_set_active (GTK_COMBO_BOX (protocol_chooser), 0);
 302 }
 303
 304 static void
 305 protocol_chooser_cms_prepare_cb (GObject *source,
 306     GAsyncResult *result,
 307     gpointer user_data)
 308 {
 309   EmpathyConnectionManagers *cms = EMPATHY_CONNECTION_MANAGERS (source);
 310   EmpathyProtocolChooser *protocol_chooser = user_data;
 311
 312   if (!empathy_connection_managers_prepare_finish (cms, result, NULL))
 313     return;
 314
 315   protocol_chooser_add_cms_list (protocol_chooser,
 316       empathy_connection_managers_get_cms (cms));
 317 }
 318
 319 static void
 320 protocol_chooser_constructed (GObject *object)
 321 {
 322   EmpathyProtocolChooser *protocol_chooser;
 323   EmpathyProtocolChooserPriv *priv;
 324   GtkCellRenderer *renderer;
 325
 326   priv = GET_PRIV (object);
 327   protocol_chooser = EMPATHY_PROTOCOL_CHOOSER (object);
 328
 329   /* set up combo box with new store */
 330   priv->store = gtk_list_store_new (COL_COUNT,
 331           GDK_TYPE_PIXBUF,  /* Icon */
 332           G_TYPE_STRING,    /* Label     */
 333           G_TYPE_OBJECT,    /* CM */
 334           G_TYPE_STRING,    /* protocol name  */
 335           G_TYPE_STRING);   /* service */
 336
 337   /* Set the protocol sort function */
 338   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (priv->store),
 339       COL_PROTOCOL_NAME,
 340       protocol_chooser_sort_func,
 341       NULL, NULL);
 342   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (priv->store),
 343       COL_PROTOCOL_NAME,
 344       GTK_SORT_ASCENDING);
 345
 346   gtk_combo_box_set_model (GTK_COMBO_BOX (object),
 347       GTK_TREE_MODEL (priv->store));
 348
 349   renderer = gtk_cell_renderer_pixbuf_new ();
 350   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (object), renderer, FALSE);
 351   gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (object), renderer,
 352       "pixbuf", COL_ICON,
 353       NULL);
 354
 355   renderer = gtk_cell_renderer_text_new ();
 356   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (object), renderer, TRUE);
 357   gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (object), renderer,
 358       "text", COL_LABEL,
 359       NULL);
 360
 361   empathy_connection_managers_prepare_async (priv->cms,
 362       protocol_chooser_cms_prepare_cb, protocol_chooser);
 363
 364   if (G_OBJECT_CLASS (empathy_protocol_chooser_parent_class)->constructed)
 365     G_OBJECT_CLASS
 366       (empathy_protocol_chooser_parent_class)->constructed (object);
 367 }
 368
 369 static void
 370 empathy_protocol_chooser_init (EmpathyProtocolChooser *protocol_chooser)
 371 {
 372   EmpathyProtocolChooserPriv *priv =
 373     G_TYPE_INSTANCE_GET_PRIVATE (protocol_chooser,
 374         EMPATHY_TYPE_PROTOCOL_CHOOSER, EmpathyProtocolChooserPriv);
 375
 376   priv->dispose_run = FALSE;
 377   priv->cms = empathy_connection_managers_dup_singleton ();
 378   priv->protocols = g_hash_table_new_full (g_str_hash, g_str_equal,
 379       g_free, g_free);
 380
 381   protocol_chooser->priv = priv;
 382 }
 383
 384 static void
 385 protocol_chooser_finalize (GObject *object)
 386 {
 387   EmpathyProtocolChooser *protocol_chooser = EMPATHY_PROTOCOL_CHOOSER (object);
 388   EmpathyProtocolChooserPriv *priv = GET_PRIV (protocol_chooser);
 389
 390   if (priv->protocols)
 391     {
 392       g_hash_table_unref (priv->protocols);
 393       priv->protocols = NULL;
 394     }
 395
 396   (G_OBJECT_CLASS (empathy_protocol_chooser_parent_class)->finalize) (object);
 397 }
 398
 399 static void
 400 protocol_chooser_dispose (GObject *object)
 401 {
 402   EmpathyProtocolChooser *protocol_chooser = EMPATHY_PROTOCOL_CHOOSER (object);
 403   EmpathyProtocolChooserPriv *priv = GET_PRIV (protocol_chooser);
 404
 405   if (priv->dispose_run)
 406     return;
 407
 408   priv->dispose_run = TRUE;
 409
 410   if (priv->store)
 411     {
 412       g_object_unref (priv->store);
 413       priv->store = NULL;
 414     }
 415
 416   if (priv->cms)
 417     {
 418       g_object_unref (priv->cms);
 419       priv->cms = NULL;
 420     }
 421
 422   (G_OBJECT_CLASS (empathy_protocol_chooser_parent_class)->dispose) (object);
 423 }
 424
 425 static void
 426 empathy_protocol_chooser_class_init (EmpathyProtocolChooserClass *klass)
 427 {
 428   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 429
 430   object_class->constructed = protocol_chooser_constructed;
 431   object_class->dispose = protocol_chooser_dispose;
 432   object_class->finalize = protocol_chooser_finalize;
 433
 434   g_type_class_add_private (object_class, sizeof (EmpathyProtocolChooserPriv));
 435 }
 436
 437 static gboolean
 438 protocol_chooser_filter_visible_func (GtkTreeModel *model,
 439     GtkTreeIter *iter,
 440     gpointer user_data)
 441 {
 442   EmpathyProtocolChooser *protocol_chooser = user_data;
 443   EmpathyProtocolChooserPriv *priv = GET_PRIV (protocol_chooser);
 444   TpConnectionManager *cm = NULL;
 445   gchar *protocol_name = NULL;
 446   gboolean visible = FALSE;
 447   gchar *service;
 448
 449   gtk_tree_model_get (model, iter,
 450       COL_CM, &cm,
 451       COL_PROTOCOL_NAME, &protocol_name,
 452       COL_SERVICE, &service,
 453       -1);
 454
 455   if (cm != NULL && protocol_name != NULL)
 456     {
 457       TpProtocol *protocol;
 458
 459       protocol = tp_connection_manager_get_protocol_object (cm, protocol_name);
 460
 461       if (protocol != NULL)
 462         {
 463           visible = priv->filter_func (cm, protocol, service,
 464               priv->filter_user_data);
 465         }
 466     }
 467
 468   if (cm != NULL)
 469     g_object_unref (cm);
 470
 471   g_free (service);
 472   return visible;
 473 }
 474
 475 /* public methods */
 476
 477 /**
 478  * empathy_protocol_chooser_get_selected_protocol:
 479  * @protocol_chooser: an #EmpathyProtocolChooser
 480  *
 481  * Returns a pointer to the selected #TpConnectionManagerProtocol in
 482  * @protocol_chooser.
 483  *
 484  * Return value: a pointer to the selected #TpConnectionManagerProtocol
 485  */
 486 TpConnectionManager *
 487 empathy_protocol_chooser_dup_selected (
 488     EmpathyProtocolChooser *protocol_chooser,
 489     TpProtocol **protocol,
 490     gchar **service)
 491 {
 492   GtkTreeIter iter;
 493   TpConnectionManager *cm = NULL;
 494   GtkTreeModel *cur_model;
 495
 496   g_return_val_if_fail (EMPATHY_IS_PROTOCOL_CHOOSER (protocol_chooser), NULL);
 497
 498   /* get the current model from the chooser, as we could either be filtering
 499    * or not.
 500    */
 501   cur_model = gtk_combo_box_get_model (GTK_COMBO_BOX (protocol_chooser));
 502
 503   if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (protocol_chooser), &iter))
 504     {
 505       gtk_tree_model_get (GTK_TREE_MODEL (cur_model), &iter,
 506           COL_CM, &cm,
 507           -1);
 508
 509       if (protocol != NULL)
 510         {
 511           gchar *protocol_name = NULL;
 512
 513           gtk_tree_model_get (GTK_TREE_MODEL (cur_model), &iter,
 514               COL_PROTOCOL_NAME, &protocol_name,
 515               -1);
 516
 517           *protocol = tp_connection_manager_get_protocol_object (cm,
 518               protocol_name);
 519
 520           g_free (protocol_name);
 521
 522           if (*protocol == NULL)
 523             {
 524               /* For some reason the CM doesn't know about this protocol
 525                * any more */
 526               g_object_unref (cm);
 527               return NULL;
 528             }
 529         }
 530
 531       if (service != NULL)
 532         {
 533           gtk_tree_model_get (GTK_TREE_MODEL (cur_model), &iter,
 534               COL_SERVICE, service,
 535               -1);
 536         }
 537     }
 538
 539   return cm;
 540 }
 541
 542 /**
 543  * empathy_protocol_chooser_new:
 544  *
 545  * Triggers the creation of a new #EmpathyProtocolChooser.
 546  *
 547  * Return value: a new #EmpathyProtocolChooser widget
 548  */
 549
 550 GtkWidget *
 551 empathy_protocol_chooser_new (void)
 552 {
 553   return GTK_WIDGET (g_object_new (EMPATHY_TYPE_PROTOCOL_CHOOSER, NULL));
 554 }
 555
 556 void
 557 empathy_protocol_chooser_set_visible (EmpathyProtocolChooser *protocol_chooser,
 558     EmpathyProtocolChooserFilterFunc func,
 559     gpointer user_data)
 560 {
 561   EmpathyProtocolChooserPriv *priv;
 562   GtkTreeModel *filter_model;
 563
 564   g_return_if_fail (EMPATHY_IS_PROTOCOL_CHOOSER (protocol_chooser));
 565
 566   priv = GET_PRIV (protocol_chooser);
 567   priv->filter_func = func;
 568   priv->filter_user_data = user_data;
 569
 570   filter_model = gtk_tree_model_filter_new (GTK_TREE_MODEL (priv->store),
 571       NULL);
 572   gtk_combo_box_set_model (GTK_COMBO_BOX (protocol_chooser), filter_model);
 573   g_object_unref (filter_model);
 574
 575   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER
 576       (filter_model), protocol_chooser_filter_visible_func,
 577       protocol_chooser, NULL);
 578
 579   gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (filter_model));
 580
 581   gtk_combo_box_set_active (GTK_COMBO_BOX (protocol_chooser), 0);
 582 }
 583
 584 EmpathyAccountSettings *
 585 empathy_protocol_chooser_create_account_settings (EmpathyProtocolChooser *self)
 586 {
 587   EmpathyAccountSettings *settings = NULL;
 588   gchar *str;
 589   const gchar *display_name;
 590   TpConnectionManager *cm;
 591   TpProtocol *proto;
 592   gchar *service = NULL;
 593
 594   cm = empathy_protocol_chooser_dup_selected (self, &proto, &service);
 595   if (cm == NULL || proto == NULL)
 596     goto out;
 597
 598   if (service != NULL)
 599     display_name = empathy_service_name_to_display_name (service);
 600   else
 601     display_name = empathy_protocol_name_to_display_name (
 602         tp_protocol_get_name (proto));
 603
 604   /* Create account */
 605   /* To translator: %s is the name of the protocol, such as "Google Talk" or
 606    * "Yahoo!"
 607    */
 608   str = g_strdup_printf (_("New %s account"), display_name);
 609
 610   settings = empathy_account_settings_new (tp_connection_manager_get_name (cm),
 611       tp_protocol_get_name (proto), service, str);
 612
 613   g_free (str);
 614
 615   if (!tp_strdiff (service, "google-talk"))
 616     {
 617       const gchar *fallback_servers[] = {
 618           "talkx.l.google.com",
 619           "talkx.l.google.com:443,oldssl",
 620           "talkx.l.google.com:80",
 621           NULL};
 622
 623       const gchar *extra_certificate_identities[] = {
 624           "talk.google.com",
 625           NULL};
 626
 627       empathy_account_settings_set_icon_name_async (settings, "im-google-talk",
 628           NULL, NULL);
 629       empathy_account_settings_set (settings, "server",
 630           g_variant_new_string (extra_certificate_identities[0]));
 631       empathy_account_settings_set (settings, "require-encryption",
 632           g_variant_new_boolean (TRUE));
 633       empathy_account_settings_set (settings, "fallback-servers",
 634           g_variant_new_strv (fallback_servers, -1));
 635
 636       if (empathy_account_settings_have_tp_param (settings,
 637               "extra-certificate-identities"))
 638         {
 639           empathy_account_settings_set (settings,
 640               "extra-certificate-identities",
 641               g_variant_new_strv (extra_certificate_identities, -1));
 642         }
 643     }
 644   else if (!tp_strdiff (service, "facebook"))
 645     {
 646       const gchar *fallback_servers[] = {
 647           "chat.facebook.com:443",
 648           NULL };
 649
 650       empathy_account_settings_set_icon_name_async (settings, "im-facebook",
 651           NULL, NULL);
 652       empathy_account_settings_set (settings, "require-encryption",
 653           g_variant_new_boolean (TRUE));
 654       empathy_account_settings_set (settings, "server",
 655           g_variant_new_string ("chat.facebook.com"));
 656       empathy_account_settings_set (settings, "fallback-servers",
 657           g_variant_new_strv (fallback_servers, -1));
 658     }
 659
 660 out:
 661   tp_clear_object (&cm);
 662   g_free (service);
 663   return settings;
 664 }