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/*
 * Copyright (C) 2010 Collabora Ltd.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Authors: Xavier Claessens <xclaesse@gmail.com>
 */

#include "config.h"
#include "empathy-string-parser.h"

#include "empathy-smiley-manager.h"

void
empathy_string_match_smiley (const gchar *text,
                 gssize len,
                 TpawStringReplace replace_func,
                 TpawStringParser *sub_parsers,
                 gpointer user_data)
{
    guint last = 0;
    EmpathySmileyManager *smiley_manager;
    GSList *hits, *l;

    smiley_manager = empathy_smiley_manager_dup_singleton ();
    hits = empathy_smiley_manager_parse_len (smiley_manager, text, len);

    for (l = hits; l; l = l->next) {
        EmpathySmileyHit *hit = l->data;

        if (hit->start > last) {
            /* Append the text between last smiley (or the
             * start of the message) and this smiley */
            tpaw_string_parser_substr (text + last,
                           hit->start - last,
                           sub_parsers, user_data);
        }

        replace_func (text + hit->start, hit->end - hit->start,
                  hit, user_data);

        last = hit->end;

        empathy_smiley_hit_free (hit);
    }
    g_slist_free (hits);
    g_object_unref (smiley_manager);

    tpaw_string_parser_substr (text + last, len - last,
                   sub_parsers, user_data);
}