libempathy-gtk/empathy-string-parser.c

   1 /*
   2  * Copyright (C) 2010 Collabora Ltd.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library 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  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  *
  18  * Authors: Xavier Claessens <xclaesse@gmail.com>
  19  */
  20
  21 #include "config.h"
  22 #include "empathy-string-parser.h"
  23
  24 #include "empathy-smiley-manager.h"
  25
  26 void
  27 empathy_string_match_smiley (const gchar *text,
  28                              gssize len,
  29                              TpawStringReplace replace_func,
  30                              TpawStringParser *sub_parsers,
  31                              gpointer user_data)
  32 {
  33         guint last = 0;
  34         EmpathySmileyManager *smiley_manager;
  35         GSList *hits, *l;
  36
  37         smiley_manager = empathy_smiley_manager_dup_singleton ();
  38         hits = empathy_smiley_manager_parse_len (smiley_manager, text, len);
  39
  40         for (l = hits; l; l = l->next) {
  41                 EmpathySmileyHit *hit = l->data;
  42
  43                 if (hit->start > last) {
  44                         /* Append the text between last smiley (or the
  45                          * start of the message) and this smiley */
  46                         tpaw_string_parser_substr (text + last,
  47                                                    hit->start - last,
  48                                                    sub_parsers, user_data);
  49                 }
  50
  51                 replace_func (text + hit->start, hit->end - hit->start,
  52                               hit, user_data);
  53
  54                 last = hit->end;
  55
  56                 empathy_smiley_hit_free (hit);
  57         }
  58         g_slist_free (hits);
  59         g_object_unref (smiley_manager);
  60
  61         tpaw_string_parser_substr (text + last, len - last,
  62                                    sub_parsers, user_data);
  63 }