mpd/test/DumpDatabase.cxx

151 lines
3.4 KiB
C++

/*
* 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"
#include "DatabaseRegistry.hxx"
#include "DatabasePlugin.hxx"
#include "DatabaseSelection.hxx"
#include "Directory.hxx"
#include "Song.hxx"
#include "PlaylistVector.hxx"
#include "conf.h"
#include "tag.h"
#include "fs/Path.hxx"
#include <iostream>
using std::cout;
using std::cerr;
using std::endl;
#include <stdlib.h>
static void
my_log_func(const gchar *log_domain, G_GNUC_UNUSED GLogLevelFlags log_level,
const gchar *message, G_GNUC_UNUSED gpointer user_data)
{
if (log_domain != NULL)
g_printerr("%s: %s\n", log_domain, message);
else
g_printerr("%s\n", message);
}
static bool
DumpDirectory(const Directory &directory, GError **)
{
cout << "D " << directory.path << endl;
return true;
}
static bool
DumpSong(Song &song, GError **)
{
cout << "S " << song.parent->path << "/" << song.uri << endl;
return true;
}
static bool
DumpPlaylist(const PlaylistInfo &playlist,
const Directory &directory, GError **)
{
cout << "P " << directory.path << "/" << playlist.name.c_str() << endl;
return true;
}
int
main(int argc, char **argv)
{
GError *error = nullptr;
if (argc != 3) {
cerr << "Usage: DumpDatabase CONFIG PLUGIN" << endl;
return 1;
}
const Path config_path = Path::FromFS(argv[1]);
const char *const plugin_name = argv[2];
const DatabasePlugin *plugin = GetDatabasePluginByName(plugin_name);
if (plugin == NULL) {
cerr << "No such database plugin: " << plugin_name << endl;
return EXIT_FAILURE;
}
/* initialize GLib */
#if !GLIB_CHECK_VERSION(2,32,0)
g_thread_init(nullptr);
#endif
g_log_set_default_handler(my_log_func, nullptr);
/* initialize MPD */
config_global_init();
if (!ReadConfigFile(config_path, &error)) {
cerr << error->message << endl;
g_error_free(error);
return EXIT_FAILURE;
}
tag_lib_init();
/* do it */
const struct config_param *path = config_get_param(CONF_DB_FILE);
config_param param("database", path->line);
if (path != nullptr)
param.AddBlockParam("path", path->value, path->line);
Database *db = plugin->create(&param, &error);
if (db == nullptr) {
cerr << error->message << endl;
g_error_free(error);
return EXIT_FAILURE;
}
if (!db->Open(&error)) {
delete db;
cerr << error->message << endl;
g_error_free(error);
return EXIT_FAILURE;
}
const DatabaseSelection selection("", true);
if (!db->Visit(selection, DumpDirectory, DumpSong, DumpPlaylist,
&error)) {
db->Close();
delete db;
cerr << error->message << endl;
g_error_free(error);
return EXIT_FAILURE;
}
db->Close();
delete db;
/* deinitialize everything */
config_global_finish();
return EXIT_SUCCESS;
}