libempathy-gtk/gossip-group-chat.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2002-2007 Imendio AB
   4  * Copyright (C) 2007 Collabora Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  *
  21  * Authors: Mikael Hallendal <micke@imendio.com>
  22  *          Richard Hult <richard@imendio.com>
  23  *          Martyn Russell <martyn@imendio.com>
  24  *          Xavier Claessens <xclaesse@gmail.com>
  25  */
  26
  27 #include "config.h"
  28
  29 #include <string.h>
  30
  31 #include <gtk/gtk.h>
  32 #include <glade/glade.h>
  33 #include <glib/gi18n.h>
  34
  35 #include <libempathy/empathy-tp-chat.h>
  36 #include <libempathy/empathy-tp-chatroom.h>
  37 #include <libempathy/gossip-contact.h>
  38 #include <libempathy/gossip-utils.h>
  39 #include <libempathy/gossip-debug.h>
  40
  41 #include "gossip-group-chat.h"
  42 #include "gossip-chat.h"
  43 #include "gossip-chat-view.h"
  44 #include "gossip-contact-list-store.h"
  45 #include "gossip-contact-list-view.h"
  46 //#include "gossip-chat-invite.h"
  47 //#include "gossip-sound.h"
  48 #include "empathy-images.h"
  49 #include "gossip-ui-utils.h"
  50
  51 #define DEBUG_DOMAIN "GroupChat"
  52
  53 #define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GOSSIP_TYPE_GROUP_CHAT, GossipGroupChatPriv))
  54
  55 struct _GossipGroupChatPriv {
  56         GossipContactListStore *store;
  57         GossipContactListView  *view;
  58         EmpathyTpChatroom      *tp_chat;
  59
  60         GtkWidget              *widget;
  61         GtkWidget              *hpaned;
  62         GtkWidget              *vbox_left;
  63         GtkWidget              *scrolled_window_chat;
  64         GtkWidget              *scrolled_window_input;
  65         GtkWidget              *scrolled_window_contacts;
  66         GtkWidget              *hbox_topic;
  67         GtkWidget              *label_topic;
  68
  69         gchar                  *topic;
  70         gchar                  *name;
  71         GCompletion            *completion;
  72
  73         gint                    contacts_width;
  74         gboolean                contacts_visible;
  75 };
  76
  77 static void          group_chat_finalize                 (GObject           *object);
  78 static void          group_chat_create_ui                (GossipGroupChat   *chat);
  79 static void          group_chat_widget_destroy_cb        (GtkWidget         *widget,
  80                                                           GossipGroupChat   *chat);
  81 static void          group_chat_contact_added_cb         (EmpathyTpChatroom *tp_chat,
  82                                                           GossipContact     *contact,
  83                                                           GossipGroupChat   *chat);
  84 static void          group_chat_contact_removed_cb       (EmpathyTpChatroom *tp_chat,
  85                                                           GossipContact     *contact,
  86                                                           GossipGroupChat   *chat);
  87 /*static void          group_chat_topic_changed_cb         (EmpathyTpChatroom *tp_chat,
  88                                                           const gchar       *new_topic,
  89                                                           GossipGroupChat   *chat);*/
  90 static void          group_chat_topic_entry_activate_cb  (GtkWidget         *entry,
  91                                                           GtkDialog         *dialog);
  92 static void          group_chat_topic_response_cb        (GtkWidget         *dialog,
  93                                                           gint               response,
  94                                                           GossipGroupChat   *chat);
  95 static const gchar * group_chat_get_name                 (GossipChat        *chat);
  96 static gchar *       group_chat_get_tooltip              (GossipChat        *chat);
  97 static const gchar * group_chat_get_status_icon_name     (GossipChat        *chat);
  98 static GtkWidget *   group_chat_get_widget               (GossipChat        *chat);
  99 static gboolean      group_chat_is_group_chat            (GossipChat        *chat);
 100 /*static gboolean      group_chat_key_press_event          (GtkWidget         *widget,
 101                                                           GdkEventKey       *event,
 102                                                           GossipGroupChat   *chat);*/
 103 static gint          group_chat_contacts_completion_func (const gchar       *s1,
 104                                                           const gchar       *s2,
 105                                                           gsize              n);
 106
 107 G_DEFINE_TYPE (GossipGroupChat, gossip_group_chat, GOSSIP_TYPE_CHAT)
 108
 109 static void
 110 gossip_group_chat_class_init (GossipGroupChatClass *klass)
 111 {
 112         GObjectClass    *object_class;
 113         GossipChatClass *chat_class;
 114
 115         object_class = G_OBJECT_CLASS (klass);
 116         chat_class = GOSSIP_CHAT_CLASS (klass);
 117
 118         object_class->finalize           = group_chat_finalize;
 119
 120         chat_class->get_name             = group_chat_get_name;
 121         chat_class->get_tooltip          = group_chat_get_tooltip;
 122         chat_class->get_status_icon_name = group_chat_get_status_icon_name;
 123         chat_class->get_widget           = group_chat_get_widget;
 124         chat_class->is_group_chat        = group_chat_is_group_chat;
 125
 126         g_type_class_add_private (object_class, sizeof (GossipGroupChatPriv));
 127 }
 128
 129 static void
 130 gossip_group_chat_init (GossipGroupChat *chat)
 131 {
 132         GossipGroupChatPriv *priv;
 133         GossipChatView      *chatview;
 134
 135         priv = GET_PRIV (chat);
 136
 137         priv->contacts_visible = TRUE;
 138
 139         chatview = GOSSIP_CHAT_VIEW (GOSSIP_CHAT (chat)->view);
 140         gossip_chat_view_set_is_group_chat (chatview, TRUE);
 141
 142         group_chat_create_ui (chat);
 143 }
 144
 145 static void
 146 group_chat_finalize (GObject *object)
 147 {
 148         GossipGroupChat     *chat;
 149         GossipGroupChatPriv *priv;
 150
 151         gossip_debug (DEBUG_DOMAIN, "Finalized:%p", object);
 152
 153         chat = GOSSIP_GROUP_CHAT (object);
 154         priv = GET_PRIV (chat);
 155
 156         g_free (priv->name);
 157         g_free (priv->topic);
 158         g_object_unref (priv->store);
 159         g_object_unref (priv->tp_chat);
 160         g_completion_free (priv->completion);
 161
 162         G_OBJECT_CLASS (gossip_group_chat_parent_class)->finalize (object);
 163 }
 164
 165 GossipGroupChat *
 166 gossip_group_chat_new (McAccount *account,
 167                        TpChan    *tp_chan)
 168 {
 169         GossipGroupChat     *chat;
 170         GossipGroupChatPriv *priv;
 171
 172         g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
 173         g_return_val_if_fail (TELEPATHY_IS_CHAN (tp_chan), NULL);
 174
 175         chat = g_object_new (GOSSIP_TYPE_GROUP_CHAT, NULL);
 176
 177         priv = GET_PRIV (chat);
 178
 179         priv->tp_chat = empathy_tp_chatroom_new (account, tp_chan);
 180         gossip_chat_set_tp_chat (GOSSIP_CHAT (chat), EMPATHY_TP_CHAT (priv->tp_chat));
 181         GOSSIP_CHAT (chat)->account = g_object_ref (account);
 182
 183         /* FIXME: Ask the user before accepting */
 184         empathy_tp_chatroom_accept_invitation (priv->tp_chat);
 185
 186         /* Create contact list */
 187         priv->store = gossip_contact_list_store_new (EMPATHY_CONTACT_LIST (priv->tp_chat));
 188         priv->view = gossip_contact_list_view_new (priv->store);
 189         gossip_contact_list_store_set_show_offline (priv->store, TRUE);
 190         gtk_container_add (GTK_CONTAINER (priv->scrolled_window_contacts),
 191                            GTK_WIDGET (priv->view));
 192         gtk_widget_show (GTK_WIDGET (priv->view));
 193
 194         g_signal_connect (priv->tp_chat, "contact-added",
 195                           G_CALLBACK (group_chat_contact_added_cb),
 196                           chat);
 197         g_signal_connect (priv->tp_chat, "contact-removed",
 198                           G_CALLBACK (group_chat_contact_removed_cb),
 199                           chat);
 200 /*      g_signal_connect (priv->tp_chat, "chatroom-topic-changed",
 201                           G_CALLBACK (group_chat_topic_changed_cb),
 202                           chat);
 203         g_signal_connect (priv->tp_chat, "contact-info-changed",
 204                           G_CALLBACK (group_chat_contact_info_changed_cb),
 205                           chat);*/
 206
 207         return chat;
 208 }
 209
 210 gboolean
 211 gossip_group_chat_get_show_contacts (GossipGroupChat *chat)
 212 {
 213         GossipGroupChat     *group_chat;
 214         GossipGroupChatPriv *priv;
 215
 216         g_return_val_if_fail (GOSSIP_IS_GROUP_CHAT (chat), FALSE);
 217
 218         group_chat = GOSSIP_GROUP_CHAT (chat);
 219         priv = GET_PRIV (group_chat);
 220
 221         return priv->contacts_visible;
 222 }
 223
 224 void
 225 gossip_group_chat_set_show_contacts (GossipGroupChat *chat,
 226                                      gboolean         show)
 227 {
 228         GossipGroupChat     *group_chat;
 229         GossipGroupChatPriv *priv;
 230
 231         g_return_if_fail (GOSSIP_IS_GROUP_CHAT (chat));
 232
 233         group_chat = GOSSIP_GROUP_CHAT (chat);
 234         priv = GET_PRIV (group_chat);
 235
 236         priv->contacts_visible = show;
 237
 238         if (show) {
 239                 gtk_widget_show (priv->scrolled_window_contacts);
 240                 gtk_paned_set_position (GTK_PANED (priv->hpaned),
 241                                         priv->contacts_width);
 242         } else {
 243                 priv->contacts_width = gtk_paned_get_position (GTK_PANED (priv->hpaned));
 244                 gtk_widget_hide (priv->scrolled_window_contacts);
 245         }
 246 }
 247
 248 void
 249 gossip_group_chat_set_topic (GossipGroupChat *chat)
 250 {
 251         GossipGroupChatPriv *priv;
 252         GossipChatWindow    *chat_window;
 253         GtkWidget           *chat_dialog;
 254         GtkWidget           *dialog;
 255         GtkWidget           *entry;
 256         GtkWidget           *hbox;
 257         const gchar         *topic;
 258
 259         g_return_if_fail (GOSSIP_IS_GROUP_CHAT (chat));
 260
 261         priv = GET_PRIV (chat);
 262
 263         chat_window = gossip_chat_get_window (GOSSIP_CHAT (chat));
 264         chat_dialog = gossip_chat_window_get_dialog (chat_window);
 265
 266         dialog = gtk_message_dialog_new (GTK_WINDOW (chat_dialog),
 267                                          0,
 268                                          GTK_MESSAGE_QUESTION,
 269                                          GTK_BUTTONS_OK_CANCEL,
 270                                          _("Enter the new topic you want to set for this room:"));
 271
 272         topic = gtk_label_get_text (GTK_LABEL (priv->label_topic));
 273
 274         hbox = gtk_hbox_new (FALSE, 0);
 275         gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox),
 276                             hbox, FALSE, TRUE, 4);
 277
 278         entry = gtk_entry_new ();
 279         gtk_entry_set_text (GTK_ENTRY (entry), topic);
 280         gtk_editable_select_region (GTK_EDITABLE (entry), 0, -1);
 281
 282         gtk_box_pack_start (GTK_BOX (hbox), entry, TRUE, TRUE, 4);
 283
 284         g_object_set (GTK_MESSAGE_DIALOG (dialog)->label, "use-markup", TRUE, NULL);
 285         g_object_set_data (G_OBJECT (dialog), "entry", entry);
 286
 287         g_signal_connect (entry, "activate",
 288                           G_CALLBACK (group_chat_topic_entry_activate_cb),
 289                           dialog);
 290         g_signal_connect (dialog, "response",
 291                           G_CALLBACK (group_chat_topic_response_cb),
 292                           chat);
 293
 294         gtk_widget_show_all (dialog);
 295 }
 296
 297 static void
 298 group_chat_create_ui (GossipGroupChat *chat)
 299 {
 300         GossipGroupChatPriv *priv;
 301         GladeXML            *glade;
 302         GList               *list = NULL;
 303
 304         priv = GET_PRIV (chat);
 305
 306         glade = gossip_glade_get_file ("gossip-group-chat.glade",
 307                                        "group_chat_widget",
 308                                        NULL,
 309                                        "group_chat_widget", &priv->widget,
 310                                        "hpaned", &priv->hpaned,
 311                                        "vbox_left", &priv->vbox_left,
 312                                        "scrolled_window_chat", &priv->scrolled_window_chat,
 313                                        "scrolled_window_input", &priv->scrolled_window_input,
 314                                        "hbox_topic", &priv->hbox_topic,
 315                                        "label_topic", &priv->label_topic,
 316                                        "scrolled_window_contacts", &priv->scrolled_window_contacts,
 317                                        NULL);
 318
 319         gossip_glade_connect (glade,
 320                               chat,
 321                               "group_chat_widget", "destroy", group_chat_widget_destroy_cb,
 322                               NULL);
 323
 324         g_object_unref (glade);
 325
 326         g_object_set_data (G_OBJECT (priv->widget), "chat", g_object_ref (chat));
 327
 328         /* Add room GtkTextView. */
 329         gtk_container_add (GTK_CONTAINER (priv->scrolled_window_chat),
 330                            GTK_WIDGET (GOSSIP_CHAT (chat)->view));
 331         gtk_widget_show (GTK_WIDGET (GOSSIP_CHAT (chat)->view));
 332
 333         /* Add input GtkTextView */
 334         gtk_container_add (GTK_CONTAINER (priv->scrolled_window_input),
 335                            GOSSIP_CHAT (chat)->input_text_view);
 336         gtk_widget_show (GOSSIP_CHAT (chat)->input_text_view);
 337
 338         /* Add nick name completion */
 339         priv->completion = g_completion_new (NULL);
 340         g_completion_set_compare (priv->completion,
 341                                   group_chat_contacts_completion_func);
 342
 343         /* Set widget focus order */
 344         list = g_list_append (NULL, priv->scrolled_window_input);
 345         gtk_container_set_focus_chain (GTK_CONTAINER (priv->vbox_left), list);
 346         g_list_free (list);
 347
 348         list = g_list_append (NULL, priv->vbox_left);
 349         list = g_list_append (list, priv->scrolled_window_contacts);
 350         gtk_container_set_focus_chain (GTK_CONTAINER (priv->hpaned), list);
 351         g_list_free (list);
 352
 353         list = g_list_append (NULL, priv->hpaned);
 354         list = g_list_append (list, priv->hbox_topic);
 355         gtk_container_set_focus_chain (GTK_CONTAINER (priv->widget), list);
 356         g_list_free (list);
 357 }
 358
 359 static void
 360 group_chat_widget_destroy_cb (GtkWidget       *widget,
 361                               GossipGroupChat *chat)
 362 {
 363         gossip_debug (DEBUG_DOMAIN, "Destroyed");
 364
 365         g_object_unref (chat);
 366 }
 367
 368 static void
 369 group_chat_contact_added_cb (EmpathyTpChatroom *tp_chat,
 370                              GossipContact     *contact,
 371                              GossipGroupChat   *chat)
 372 {
 373         GossipGroupChatPriv *priv;
 374         gchar               *str;
 375
 376         priv = GET_PRIV (chat);
 377
 378         str = g_strdup_printf (_("%s has joined the room"),
 379                                gossip_contact_get_name (contact));
 380         gossip_chat_view_append_event (GOSSIP_CHAT (chat)->view, str);
 381         g_free (str);
 382 }
 383
 384 static void
 385 group_chat_contact_removed_cb (EmpathyTpChatroom *tp_chat,
 386                                GossipContact     *contact,
 387                                GossipGroupChat   *chat)
 388 {
 389         GossipGroupChatPriv *priv;
 390         gchar               *str;
 391
 392         priv = GET_PRIV (chat);
 393
 394         str = g_strdup_printf (_("%s has left the room"),
 395                                gossip_contact_get_name (contact));
 396         gossip_chat_view_append_event (GOSSIP_CHAT (chat)->view, str);
 397         g_free (str);
 398 }
 399 /*
 400 static void
 401 group_chat_topic_changed_cb (EmpathyTpChatroom *tp_chat,
 402                              const gchar       *new_topic,
 403                              GossipGroupChat   *chat)
 404 {
 405         GossipGroupChatPriv *priv;
 406         gchar               *str;
 407
 408         priv = GET_PRIV (chat);
 409
 410         gossip_debug (DEBUG_DOMAIN, "Topic changed by to:'%s'", new_topic);
 411
 412         g_free (priv->topic);
 413         priv->topic = g_strdup (new_topic);
 414
 415         gtk_label_set_text (GTK_LABEL (priv->label_topic), new_topic);
 416
 417         str = g_strdup_printf (_("Topic set to: %s"), new_topic);
 418         gossip_chat_view_append_event (GOSSIP_CHAT (chat)->view, str);
 419         g_free (str);
 420 }
 421 */
 422 static void
 423 group_chat_topic_entry_activate_cb (GtkWidget *entry,
 424                                     GtkDialog *dialog)
 425 {
 426         gtk_dialog_response (dialog, GTK_RESPONSE_OK);
 427 }
 428
 429 static void
 430 group_chat_topic_response_cb (GtkWidget       *dialog,
 431                               gint             response,
 432                               GossipGroupChat *chat)
 433 {
 434         if (response == GTK_RESPONSE_OK) {
 435                 GtkWidget   *entry;
 436                 const gchar *topic;
 437
 438                 entry = g_object_get_data (G_OBJECT (dialog), "entry");
 439                 topic = gtk_entry_get_text (GTK_ENTRY (entry));
 440
 441                 if (!G_STR_EMPTY (topic)) {
 442                         GossipGroupChatPriv *priv;
 443
 444                         priv = GET_PRIV (chat);
 445
 446                         empathy_tp_chatroom_set_topic (priv->tp_chat, topic);
 447                 }
 448         }
 449
 450         gtk_widget_destroy (dialog);
 451 }
 452
 453 static const gchar *
 454 group_chat_get_name (GossipChat *chat)
 455 {
 456         GossipGroupChat     *group_chat;
 457         GossipGroupChatPriv *priv;
 458
 459         g_return_val_if_fail (GOSSIP_IS_GROUP_CHAT (chat), NULL);
 460
 461         group_chat = GOSSIP_GROUP_CHAT (chat);
 462         priv = GET_PRIV (group_chat);
 463
 464         return priv->name;
 465 }
 466
 467 static gchar *
 468 group_chat_get_tooltip (GossipChat *chat)
 469 {
 470         GossipGroupChat     *group_chat;
 471         GossipGroupChatPriv *priv;
 472
 473         g_return_val_if_fail (GOSSIP_IS_GROUP_CHAT (chat), NULL);
 474
 475         group_chat = GOSSIP_GROUP_CHAT (chat);
 476         priv = GET_PRIV (group_chat);
 477
 478         if (priv->topic) {
 479                 gchar *topic, *tmp;
 480
 481                 topic = g_strdup_printf (_("Topic: %s"), priv->topic);
 482                 tmp = g_strdup_printf ("%s\n%s", priv->name, topic);
 483                 g_free (topic);
 484
 485                 return tmp;
 486         }
 487
 488         return g_strdup (priv->name);
 489 }
 490
 491 static const gchar *
 492 group_chat_get_status_icon_name (GossipChat *chat)
 493 {
 494         return EMPATHY_IMAGE_GROUP_MESSAGE;
 495 }
 496
 497 static GtkWidget *
 498 group_chat_get_widget (GossipChat *chat)
 499 {
 500         GossipGroupChat     *group_chat;
 501         GossipGroupChatPriv *priv;
 502
 503         g_return_val_if_fail (GOSSIP_IS_GROUP_CHAT (chat), NULL);
 504
 505         group_chat = GOSSIP_GROUP_CHAT (chat);
 506         priv = GET_PRIV (group_chat);
 507
 508         return priv->widget;
 509 }
 510
 511 static gboolean
 512 group_chat_is_group_chat (GossipChat *chat)
 513 {
 514         g_return_val_if_fail (GOSSIP_IS_GROUP_CHAT (chat), FALSE);
 515
 516         return TRUE;
 517 }
 518 #if 0
 519 static gboolean
 520 group_chat_key_press_event (GtkWidget       *widget,
 521                             GdkEventKey     *event,
 522                             GossipGroupChat *chat)
 523 {
 524         GossipGroupChatPriv *priv;
 525         GtkAdjustment       *adj;
 526         gdouble              val;
 527         GtkTextBuffer       *buffer;
 528         GtkTextIter          start, current;
 529         gchar               *nick, *completed;
 530         gint                 len;
 531         GList               *list, *l, *completed_list;
 532         gboolean             is_start_of_buffer;
 533
 534         priv = GET_PRIV (chat);
 535
 536         if ((event->state & GDK_CONTROL_MASK) != GDK_CONTROL_MASK &&
 537             (event->state & GDK_SHIFT_MASK) != GDK_SHIFT_MASK &&
 538             event->keyval == GDK_Tab) {
 539                 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (GOSSIP_CHAT (chat)->input_text_view));
 540                 gtk_text_buffer_get_iter_at_mark (buffer, &current, gtk_text_buffer_get_insert (buffer));
 541
 542                 /* Get the start of the nick to complete. */
 543                 gtk_text_buffer_get_iter_at_mark (buffer, &start, gtk_text_buffer_get_insert (buffer));
 544                 gtk_text_iter_backward_word_start (&start);
 545                 is_start_of_buffer = gtk_text_iter_is_start (&start);
 546
 547                 nick = gtk_text_buffer_get_text (buffer, &start, &current, FALSE);
 548
 549                 g_completion_clear_items (priv->completion);
 550
 551                 len = strlen (nick);
 552
 553                 list = group_chat_get_nick_list (chat);
 554
 555                 g_completion_add_items (priv->completion, list);
 556
 557                 completed_list = g_completion_complete (priv->completion,
 558                                                         nick,
 559                                                         &completed);
 560
 561                 g_free (nick);
 562
 563                 if (completed) {
 564                         int       len;
 565                         gchar    *text;
 566
 567                         gtk_text_buffer_delete (buffer, &start, &current);
 568
 569                         len = g_list_length (completed_list);
 570
 571                         if (len == 1) {
 572                                 /* If we only have one hit, use that text
 573                                  * instead of the text in completed since the
 574                                  * completed text will use the typed string
 575                                  * which might be cased all wrong.
 576                                  * Fixes #120876
 577                                  * */
 578                                 text = (gchar *) completed_list->data;
 579                         } else {
 580                                 text = completed;
 581                         }
 582
 583                         gtk_text_buffer_insert_at_cursor (buffer, text, strlen (text));
 584
 585                         if (len == 1) {
 586                                 if (is_start_of_buffer) {
 587                                         gtk_text_buffer_insert_at_cursor (buffer, ", ", 2);
 588                                 }
 589                         }
 590
 591                         g_free (completed);
 592                 }
 593
 594                 g_completion_clear_items (priv->completion);
 595
 596                 for (l = list; l; l = l->next) {
 597                         g_free (l->data);
 598                 }
 599
 600                 g_list_free (list);
 601
 602                 return TRUE;
 603         }
 604
 605         return FALSE;
 606 }
 607 #endif
 608
 609 static gint
 610 group_chat_contacts_completion_func (const gchar *s1,
 611                                      const gchar *s2,
 612                                      gsize        n)
 613 {
 614         gchar *tmp, *nick1, *nick2;
 615         gint   ret;
 616
 617         tmp = g_utf8_normalize (s1, -1, G_NORMALIZE_DEFAULT);
 618         nick1 = g_utf8_casefold (tmp, -1);
 619         g_free (tmp);
 620
 621         tmp = g_utf8_normalize (s2, -1, G_NORMALIZE_DEFAULT);
 622         nick2 = g_utf8_casefold (tmp, -1);
 623         g_free (tmp);
 624
 625         ret = strncmp (nick1, nick2, n);
 626
 627         g_free (nick1);
 628         g_free (nick2);
 629
 630         return ret;
 631 }
 632