160 lines
2.9 KiB
C++
160 lines
2.9 KiB
C++
/*
|
|
* Copyright (C) 2003-2011 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 "DatabaseGlue.hxx"
|
|
|
|
extern "C" {
|
|
#include "database.h"
|
|
#include "db_error.h"
|
|
#include "db_save.h"
|
|
#include "db_selection.h"
|
|
#include "db_visitor.h"
|
|
#include "stats.h"
|
|
#include "conf.h"
|
|
#include "glib_compat.h"
|
|
}
|
|
|
|
#include "directory.h"
|
|
|
|
#include "DatabasePlugin.hxx"
|
|
#include "db/SimpleDatabasePlugin.hxx"
|
|
|
|
#include <glib.h>
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <unistd.h>
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
|
|
#undef G_LOG_DOMAIN
|
|
#define G_LOG_DOMAIN "database"
|
|
|
|
static Database *db;
|
|
static bool db_is_open;
|
|
|
|
bool
|
|
db_init(const struct config_param *path, GError **error_r)
|
|
{
|
|
assert(db == NULL);
|
|
assert(!db_is_open);
|
|
|
|
if (path == NULL)
|
|
return true;
|
|
|
|
struct config_param *param = config_new_param("database", path->line);
|
|
config_add_block_param(param, "path", path->value, path->line);
|
|
|
|
db = simple_db_plugin.create(param, error_r);
|
|
|
|
config_param_free(param);
|
|
|
|
return db != NULL;
|
|
}
|
|
|
|
void
|
|
db_finish(void)
|
|
{
|
|
if (db_is_open)
|
|
db->Close();
|
|
|
|
if (db != NULL)
|
|
delete db;
|
|
}
|
|
|
|
const Database *
|
|
GetDatabase()
|
|
{
|
|
assert(db == NULL || db_is_open);
|
|
|
|
return db;
|
|
}
|
|
|
|
struct directory *
|
|
db_get_root(void)
|
|
{
|
|
assert(db != NULL);
|
|
|
|
return ((SimpleDatabase *)db)->GetRoot();
|
|
}
|
|
|
|
struct directory *
|
|
db_get_directory(const char *name)
|
|
{
|
|
if (db == NULL)
|
|
return NULL;
|
|
|
|
struct directory *music_root = db_get_root();
|
|
if (name == NULL)
|
|
return music_root;
|
|
|
|
struct directory *directory =
|
|
directory_lookup_directory(music_root, name);
|
|
return directory;
|
|
}
|
|
|
|
struct song *
|
|
db_get_song(const char *file)
|
|
{
|
|
assert(file != NULL);
|
|
|
|
g_debug("get song: %s", file);
|
|
|
|
if (db == NULL)
|
|
return NULL;
|
|
|
|
return db->GetSong(file, NULL);
|
|
}
|
|
|
|
bool
|
|
db_save(GError **error_r)
|
|
{
|
|
assert(db != NULL);
|
|
assert(db_is_open);
|
|
|
|
return ((SimpleDatabase *)db)->Save(error_r);
|
|
}
|
|
|
|
bool
|
|
db_load(GError **error)
|
|
{
|
|
assert(db != NULL);
|
|
assert(!db_is_open);
|
|
|
|
if (!db->Open(error))
|
|
return false;
|
|
|
|
db_is_open = true;
|
|
|
|
stats_update();
|
|
|
|
return true;
|
|
}
|
|
|
|
time_t
|
|
db_get_mtime(void)
|
|
{
|
|
assert(db != NULL);
|
|
assert(db_is_open);
|
|
|
|
return ((SimpleDatabase *)db)->GetLastModified();
|
|
}
|