a48aaeb9788f91dedbf2d3dbe9e68bda221e0d6b
[platform/upstream/flac.git] / src / plugin_xmms / wrap_id3.c
1 /* libxmms-flac - XMMS FLAC input plugin
2  * Copyright (C) 2000,2001,2002,2003,2004  Josh Coalson
3  * Copyright (C) 2002,2003,2004  Daisuke Shimamura
4  *
5  * Based on FLAC plugin.c and mpg123 plugin
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
20  */
21
22 #include <stdlib.h>
23 #include <string.h>
24 #include <stdio.h>
25 #include <glib.h>
26 #include <xmms/plugin.h>
27 #include <xmms/util.h>
28 #include <xmms/configfile.h>
29 #include <xmms/titlestring.h>
30
31 #include "FLAC/metadata.h"
32 #include "plugin_common/canonical_tag.h"
33 #include "charset.h"
34 #include "configure.h"
35
36 /*
37  * Function local__extname (filename)
38  *
39  *    Return pointer within filename to its extenstion, or NULL if
40  *    filename has no extension.
41  *
42  */
43 static char *local__extname(const char *filename)
44 {
45         char *ext = strrchr(filename, '.');
46
47         if (ext != NULL)
48                 ++ext;
49
50         return ext;
51 }
52
53 static char *local__getstr(char* str)
54 {
55         if (str && strlen(str) > 0)
56                 return str;
57         return NULL;
58 }
59
60 static int local__getnum(char* str)
61 {
62         if (str && strlen(str) > 0)
63                 return atoi(str);
64         return 0;
65 }
66
67 static char *local__getfield(FLAC_Plugin__CanonicalTag *tag, const wchar_t *name)
68 {
69         const wchar_t *ucs2 = FLAC_plugin__canonical_get(tag, name);
70         if (0 != ucs2) {
71                 char *utf8 = FLAC_plugin__convert_ucs2_to_utf8(FLAC_plugin__canonical_get(tag, name));
72                 if(flac_cfg.title.convert_char_set) {
73                         char *user = convert_from_utf8_to_user(utf8);
74                         free(utf8);
75                         return user;
76                 }
77                 else
78                         return utf8;
79         }
80         else
81                 return 0;
82 }
83
84 static void local__safe_free(char *s)
85 {
86         if (0 != s)
87                 free(s);
88 }
89
90 /*
91  * Function flac_format_song_title (tag, filename)
92  *
93  *    Create song title according to `tag' and/or `filename' and
94  *    return it.  The title must be subsequently freed using g_free().
95  *
96  */
97 char *flac_format_song_title(char *filename)
98 {
99         char *ret = NULL;
100         TitleInput *input = NULL;
101         FLAC_Plugin__CanonicalTag tag;
102         char *title, *artist, *performer, *album, *date, *tracknumber, *genre, *description;
103
104         FLAC_plugin__canonical_tag_init(&tag);
105
106         FLAC_plugin__canonical_tag_get_combined(filename, &tag, /*sep=*/0);
107
108         title       = local__getfield(&tag, L"TITLE");
109         artist      = local__getfield(&tag, L"ARTIST");
110         performer   = local__getfield(&tag, L"PERFORMER");
111         album       = local__getfield(&tag, L"ALBUM");
112         date        = local__getfield(&tag, L"DATE");
113         tracknumber = local__getfield(&tag, L"TRACKNUMBER");
114         genre       = local__getfield(&tag, L"GENRE");
115         description = local__getfield(&tag, L"DESCRIPTION");
116
117         XMMS_NEW_TITLEINPUT(input);
118
119         input->performer = local__getstr(performer);
120         if(!input->performer)
121                 input->performer = local__getstr(artist);
122         input->album_name = local__getstr(album);
123         input->track_name = local__getstr(title);
124         input->track_number = local__getnum(tracknumber);
125         input->year = local__getnum(date);
126         input->genre = local__getstr(genre);
127         input->comment = local__getstr(description);
128
129         input->file_name = g_basename(filename);
130         input->file_path = filename;
131         input->file_ext = local__extname(filename);
132         ret = xmms_get_titlestring(flac_cfg.title.tag_override ? flac_cfg.title.tag_format : xmms_get_gentitle_format(), input);
133         g_free(input);
134
135         if (!ret) {
136                 /*
137                  * Format according to filename.
138                  */
139                 ret = g_strdup(g_basename(filename));
140                 if (local__extname(ret) != NULL)
141                         *(local__extname(ret) - 1) = '\0';      /* removes period */
142         }
143
144         FLAC_plugin__canonical_tag_clear(&tag);
145         local__safe_free(title);
146         local__safe_free(artist);
147         local__safe_free(performer);
148         local__safe_free(album);
149         local__safe_free(date);
150         local__safe_free(tracknumber);
151         local__safe_free(genre);
152         local__safe_free(description);
153         return ret;
154 }