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/*
* Copyright (C) 2003-2012 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" /* must be first for large file support */
#include "update_song.h"
#include "update_internal.h"
#include "update_io.h"
#include "update_db.h"
#include "update_container.h"
#include "db_lock.h"
#include "directory.h"
#include "song.h"
#include "decoder_list.h"
#include "decoder_plugin.h"
#include <glib.h>
#include <unistd.h>
static void
update_song_file2(struct directory *directory,
const char *name, const struct stat *st,
const struct decoder_plugin *plugin)
{
db_lock();
struct song *song = directory_get_song(directory, name);
db_unlock();
if (!directory_child_access(directory, name, R_OK)) {
g_warning("no read permissions on %s/%s",
directory_get_path(directory), name);
if (song != NULL) {
db_lock();
delete_song(directory, song);
db_unlock();
}
return;
}
if (!(song != NULL && st->st_mtime == song->mtime &&
!walk_discard) &&
update_container_file(directory, name, st, plugin)) {
if (song != NULL) {
db_lock();
delete_song(directory, song);
db_unlock();
}
return;
}
if (song == NULL) {
g_debug("reading %s/%s",
directory_get_path(directory), name);
song = song_file_load(name, directory);
if (song == NULL) {
g_debug("ignoring unrecognized file %s/%s",
directory_get_path(directory), name);
return;
}
db_lock();
directory_add_song(directory, song);
db_unlock();
modified = true;
g_message("added %s/%s",
directory_get_path(directory), name);
} else if (st->st_mtime != song->mtime || walk_discard) {
g_message("updating %s/%s",
directory_get_path(directory), name);
if (!song_file_update(song)) {
g_debug("deleting unrecognized file %s/%s",
directory_get_path(directory), name);
db_lock();
delete_song(directory, song);
db_unlock();
}
modified = true;
}
}
bool
update_song_file(struct directory *directory,
const char *name, const char *suffix,
const struct stat *st)
{
const struct decoder_plugin *plugin =
decoder_plugin_from_suffix(suffix, NULL);
if (plugin == NULL)
return false;
update_song_file2(directory, name, st, plugin);
return true;
}
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