mpd/src/PlaylistQueue.cxx
2013-07-28 13:25:12 +02:00

90 lines
2.4 KiB
C++

/*
* Copyright (C) 2003-2013 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 "PlaylistQueue.hxx"
#include "PlaylistPlugin.hxx"
#include "PlaylistAny.hxx"
#include "PlaylistSong.hxx"
#include "Playlist.hxx"
#include "input_stream.h"
#include "Song.hxx"
enum playlist_result
playlist_load_into_queue(const char *uri, struct playlist_provider *source,
unsigned start_index, unsigned end_index,
struct playlist *dest, struct player_control *pc,
bool secure)
{
enum playlist_result result;
Song *song;
char *base_uri = uri != NULL ? g_path_get_dirname(uri) : NULL;
for (unsigned i = 0;
i < end_index && (song = playlist_plugin_read(source)) != NULL;
++i) {
if (i < start_index) {
/* skip songs before the start index */
song->Free();
continue;
}
song = playlist_check_translate_song(song, base_uri, secure);
if (song == NULL)
continue;
result = dest->AppendSong(*pc, song);
song->Free();
if (result != PLAYLIST_RESULT_SUCCESS) {
g_free(base_uri);
return result;
}
}
g_free(base_uri);
return PLAYLIST_RESULT_SUCCESS;
}
enum playlist_result
playlist_open_into_queue(const char *uri,
unsigned start_index, unsigned end_index,
struct playlist *dest, struct player_control *pc,
bool secure)
{
Mutex mutex;
Cond cond;
struct input_stream *is;
struct playlist_provider *playlist =
playlist_open_any(uri, mutex, cond, &is);
if (playlist == NULL)
return PLAYLIST_RESULT_NO_SUCH_LIST;
enum playlist_result result =
playlist_load_into_queue(uri, playlist, start_index, end_index,
dest, pc, secure);
playlist_plugin_close(playlist);
if (is != NULL)
input_stream_close(is);
return result;
}