aboutsummaryrefslogtreecommitdiffstats
path: root/src/playlist/cue_playlist_plugin.c
blob: 8db0018cba92d80296b01f72231fad63c96d70e7 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
/*
 * Copyright (C) 2003-2009 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * 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 "config.h"
#include "playlist/cue_playlist_plugin.h"
#include "playlist_plugin.h"
#include "tag.h"
#include "song.h"
#include "cue/cue_tag.h"

#include <glib.h>
#include <libcue/libcue.h>
#include <assert.h>
#include <string.h>

#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "cue"

struct cue_playlist {
	struct playlist_provider base;

	struct Cd *cd;

	unsigned next;

	char *path;
};

static struct playlist_provider *
cue_playlist_open_uri(const char *uri)
{
	struct cue_playlist *playlist;
	FILE *file;
	struct Cd *cd;

	file = fopen(uri, "rt");
	if (file == NULL)
		return NULL;

	cd = cue_parse_file(file);
	fclose(file);
	if (cd == NULL)
		return NULL;

	playlist = g_new(struct cue_playlist, 1);
	playlist_provider_init(&playlist->base, &cue_playlist_plugin);
	playlist->cd = cd;
	playlist->next = 1;
	playlist->path = g_path_get_dirname(uri);

	return &playlist->base;
}

static void
cue_playlist_close(struct playlist_provider *_playlist)
{
	struct cue_playlist *playlist = (struct cue_playlist *)_playlist;

	g_free(playlist->path);
	cd_delete(playlist->cd);
	g_free(playlist);
}

static struct song *
cue_playlist_read(struct playlist_provider *_playlist)
{
	struct cue_playlist *playlist = (struct cue_playlist *)_playlist;
	struct Track *track;
	struct tag *tag;
	const char *filename;
	char *uri;
	struct song *song;

	track = cd_get_track(playlist->cd, playlist->next);
	if (track == NULL)
		return NULL;

	tag = cue_tag(playlist->cd, playlist->next);
	if (tag == NULL)
		return NULL;

	++playlist->next;

	filename = track_get_filename(track);
	if (*filename == 0 || filename[0] == '.' ||
	    strchr(filename, '/') != NULL) {
		/* unsafe characters found, bail out */
		tag_free(tag);
		return NULL;
	}

	uri = g_strconcat(playlist->path, "/", filename, NULL);

	song = song_file_new(uri, NULL);
	song->tag = tag;

	g_free(uri);

	return song;
}

static const char *const cue_playlist_suffixes[] = {
	"cue",
	NULL
};

static const char *const cue_playlist_mime_types[] = {
	"application/x-cue",
	NULL
};

const struct playlist_plugin cue_playlist_plugin = {
	.name = "cue",

	.open_uri = cue_playlist_open_uri,
	.close = cue_playlist_close,
	.read = cue_playlist_read,

	.suffixes = cue_playlist_suffixes,
	.mime_types = cue_playlist_mime_types,
};