mpd/src/song.c
Max Kellermann 21d3d300fd decoder: renamed plugin methods
Why have a "_func" prefix on all method names?  Also don't typedef the
methods, there is no advantage in that.
2008-09-29 15:54:27 +02:00

138 lines
3.1 KiB
C

/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
* This project's homepage is: 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "song.h"
#include "ls.h"
#include "directory.h"
#include "utils.h"
#include "log.h"
#include "path.h"
#include "playlist.h"
#include "decoder_list.h"
#include "decoder_api.h"
#include "os_compat.h"
Song *newNullSong(void)
{
Song *song = xmalloc(sizeof(Song));
song->tag = NULL;
song->url = NULL;
song->type = SONG_TYPE_FILE;
song->parentDir = NULL;
return song;
}
Song *newSong(const char *url, enum song_type type, Directory * parentDir)
{
Song *song;
if (strchr(url, '\n')) {
DEBUG("newSong: '%s' is not a valid uri\n", url);
return NULL;
}
song = newNullSong();
song->url = xstrdup(url);
song->type = type;
song->parentDir = parentDir;
assert(type == SONG_TYPE_URL || parentDir);
if (song->type == SONG_TYPE_FILE) {
struct decoder_plugin *plugin;
unsigned int next = 0;
char path_max_tmp[MPD_PATH_MAX];
char *abs_path = rmp2amp_r(path_max_tmp,
get_song_url(path_max_tmp, song));
while (!song->tag && (plugin = isMusic(abs_path,
&(song->mtime),
next++))) {
song->tag = plugin->tag_dup(abs_path);
}
if (!song->tag || song->tag->time < 0) {
freeSong(song);
song = NULL;
}
}
return song;
}
void freeSong(Song * song)
{
deleteASongFromPlaylist(song);
freeJustSong(song);
}
void freeJustSong(Song * song)
{
free(song->url);
if (song->tag)
tag_free(song->tag);
free(song);
}
int updateSongInfo(Song * song)
{
if (song->type == SONG_TYPE_FILE) {
struct decoder_plugin *plugin;
unsigned int next = 0;
char path_max_tmp[MPD_PATH_MAX];
char abs_path[MPD_PATH_MAX];
utf8_to_fs_charset(abs_path, get_song_url(path_max_tmp, song));
rmp2amp_r(abs_path, abs_path);
if (song->tag)
tag_free(song->tag);
song->tag = NULL;
while (!song->tag && (plugin = isMusic(abs_path,
&(song->mtime),
next++))) {
song->tag = plugin->tag_dup(abs_path);
}
if (!song->tag || song->tag->time < 0)
return -1;
}
return 0;
}
char *get_song_url(char *path_max_tmp, Song *song)
{
if (!song)
return NULL;
assert(song->url != NULL);
if (!song->parentDir || !song->parentDir->path)
strcpy(path_max_tmp, song->url);
else
pfx_dir(path_max_tmp, song->url, strlen(song->url),
getDirectoryPath(song->parentDir),
strlen(getDirectoryPath(song->parentDir)));
return path_max_tmp;
}