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/* Audacious - Cross-platform multimedia player
* Copyright (C) 2005-2007 Audacious development team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
*/
#include <ogg/ogg.h>
#include <vorbis/codec.h>
#include <vorbis/vorbisfile.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <libaudcore/audstrings.h>
#include <libaudcore/i18n.h>
#include <libaudcore/multihash.h>
#include <libaudcore/runtime.h>
#include "vorbis.h"
#include "vcedit.h"
typedef SimpleHash<String, String> Dictionary;
static Dictionary dictionary_from_vorbis_comment (vorbis_comment * vc)
{
Dictionary dict;
for (int i = 0; i < vc->comments; i ++)
{
const char * s = vc->user_comments[i];
AUDDBG("%s\n", s);
const char * eq = strchr (s, '=');
if (eq && eq > s && eq[1])
dict.add (String (str_toupper (str_copy (s, eq - s))), String (eq + 1));
}
return dict;
}
static void dictionary_to_vorbis_comment (vorbis_comment * vc, Dictionary & dict)
{
vorbis_comment_clear (vc);
dict.iterate ([vc] (const String & key, String & field) {
vorbis_comment_add_tag (vc, key, field);
});
}
static void insert_str_tuple_field_to_dictionary (const Tuple & tuple,
Tuple::Field field, Dictionary & dict, const char * key)
{
String val = tuple.get_str (field);
if (val && val[0])
dict.add (String (key), std::move (val));
else
dict.remove (String (key));
}
static void insert_int_tuple_field_to_dictionary (const Tuple & tuple,
Tuple::Field field, Dictionary & dict, const char * key)
{
int val = tuple.get_int (field);
if (val > 0)
dict.add (String (key), String (int_to_str (val)));
else
dict.remove (String (key));
}
bool VorbisPlugin::write_tuple (const char * filename, VFSFile & file, const Tuple & tuple)
{
VCEdit edit;
if (! edit.open (file))
return false;
Dictionary dict = dictionary_from_vorbis_comment (& edit.vc);
insert_str_tuple_field_to_dictionary (tuple, Tuple::Title, dict, "TITLE");
insert_str_tuple_field_to_dictionary (tuple, Tuple::Artist, dict, "ARTIST");
insert_str_tuple_field_to_dictionary (tuple, Tuple::Album, dict, "ALBUM");
insert_str_tuple_field_to_dictionary (tuple, Tuple::AlbumArtist, dict, "ALBUMARTIST");
insert_str_tuple_field_to_dictionary (tuple, Tuple::Comment, dict, "COMMENT");
insert_str_tuple_field_to_dictionary (tuple, Tuple::Genre, dict, "GENRE");
insert_int_tuple_field_to_dictionary (tuple, Tuple::Year, dict, "DATE");
insert_int_tuple_field_to_dictionary (tuple, Tuple::Track, dict, "TRACKNUMBER");
dictionary_to_vorbis_comment (& edit.vc, dict);
auto temp_vfs = VFSFile::tmpfile ();
if (! temp_vfs)
return false;
if (! edit.write (file, temp_vfs))
{
AUDERR ("Tag update failed: %s.\n", edit.lasterror);
return false;
}
return file.replace_with (temp_vfs);
}
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