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authorMax Kellermann <max@duempel.org>2009-12-16 20:04:36 +0100
committerMax Kellermann <max@duempel.org>2009-12-16 22:19:01 +0100
commit3679d5bd7ac3a64d342b204c821dc6ccb891ad67 (patch)
tree89aba58eb94ad9d30e24ed6866fa535218e27136 /src/playlist/cue_playlist_plugin.c
parentc128f2dd7e289f32e1ecaaaf467ac0796715d1f5 (diff)
downloadmpd-3679d5bd7ac3a64d342b204c821dc6ccb891ad67.tar.gz
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playlist: added CUE playlist plugin
This plugin is the groundwork for MPD's future generic CUE sheet support. That's not complete yet, e.g. there is no way for a playlist plugin to address an arbitrary position within a music file.
Diffstat (limited to 'src/playlist/cue_playlist_plugin.c')
-rw-r--r--src/playlist/cue_playlist_plugin.c137
1 files changed, 137 insertions, 0 deletions
diff --git a/src/playlist/cue_playlist_plugin.c b/src/playlist/cue_playlist_plugin.c
new file mode 100644
index 000000000..8db0018cb
--- /dev/null
+++ b/src/playlist/cue_playlist_plugin.c
@@ -0,0 +1,137 @@
+/*
+ * 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,
+};