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/* 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 "mapper.h"
#include "path.h"
#include "playlist.h"
#include "decoder_list.h"
#include "decoder_api.h"
#include <glib.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
static struct song *
song_alloc(const char *url, struct directory *parent)
{
size_t urllen;
struct song *song;
assert(url);
urllen = strlen(url);
assert(urllen);
song = g_malloc(sizeof(*song) - sizeof(song->url) + urllen + 1);
song->tag = NULL;
memcpy(song->url, url, urllen + 1);
song->parent = parent;
return song;
}
struct song *
song_remote_new(const char *url)
{
return song_alloc(url, NULL);
}
struct song *
song_file_new(const char *path, struct directory *parent)
{
assert((parent == NULL) == (*path == '/'));
return song_alloc(path, parent);
}
struct song *
song_file_load(const char *path, struct directory *parent)
{
struct song *song;
bool ret;
assert((parent == NULL) == (*path == '/'));
assert(!uri_has_scheme(path));
assert(strchr(path, '\n') == NULL);
song = song_file_new(path, parent);
//in archive ?
if (parent->device == DEVICE_INARCHIVE) {
ret = song_file_update_inarchive(song);
} else {
ret = song_file_update(song);
}
if (!ret) {
song_free(song);
return NULL;
}
return song;
}
void
song_free(struct song *song)
{
if (song->tag)
tag_free(song->tag);
g_free(song);
}
bool
song_file_update(struct song *song)
{
char *path_fs;
const struct decoder_plugin *plugin;
unsigned int next = 0;
struct stat st;
assert(song_is_file(song));
path_fs = map_song_fs(song);
if (path_fs == NULL)
return false;
if (song->tag != NULL) {
tag_free(song->tag);
song->tag = NULL;
}
if (stat(path_fs, &st) < 0 || !S_ISREG(st.st_mode)) {
g_free(path_fs);
return false;
}
song->mtime = st.st_mtime;
while (song->tag == NULL &&
(plugin = hasMusicSuffix(path_fs, next++)))
song->tag = plugin->tag_dup(path_fs);
g_free(path_fs);
return song->tag != NULL;
}
bool
song_file_update_inarchive(struct song *song)
{
char *path_fs;
const struct decoder_plugin *plugin;
assert(song_is_file(song));
path_fs = map_song_fs(song);
if (path_fs == NULL)
return false;
if (song->tag != NULL) {
tag_free(song->tag);
song->tag = NULL;
}
//accept every file that has music suffix
//because we dont support tag reading throught
//input streams
plugin = hasMusicSuffix(path_fs, 0);
g_free(path_fs);
if (plugin) {
song->tag = tag_new();
//tag_add_item(tag, TAG_ITEM_TITLE, f->title);
}
return song->tag != NULL;
}
char *
song_get_url(const struct song *song, char *path_max_tmp)
{
assert(song != NULL);
assert(*song->url);
if (!song->parent || isRootDirectory(song->parent->path))
strcpy(path_max_tmp, song->url);
else
pfx_dir(path_max_tmp, song->url, strlen(song->url),
directory_get_path(song->parent),
strlen(directory_get_path(song->parent)));
return path_max_tmp;
}
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