322b061632
From now on, struct Song will be used by the database only, and DetachedSong will be used by everybody else. DetachedSong is easier to use, but Song has lower overhead.
141 lines
3.2 KiB
C++
141 lines
3.2 KiB
C++
/*
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* Copyright (C) 2003-2012 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include "DatabaseRegistry.hxx"
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#include "DatabasePlugin.hxx"
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#include "DatabaseSelection.hxx"
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#include "Directory.hxx"
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#include "Song.hxx"
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#include "PlaylistVector.hxx"
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#include "ConfigGlobal.hxx"
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#include "ConfigData.hxx"
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#include "tag/TagConfig.hxx"
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#include "fs/Path.hxx"
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#include "util/Error.hxx"
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#include <glib.h>
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#include <iostream>
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using std::cout;
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using std::cerr;
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using std::endl;
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#include <stdlib.h>
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static bool
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DumpDirectory(const Directory &directory, Error &)
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{
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cout << "D " << directory.path << endl;
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return true;
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}
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static bool
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DumpSong(Song &song, Error &)
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{
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cout << "S ";
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if (song.parent != nullptr && !song.parent->IsRoot())
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cout << song.parent->path << "/";
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cout << song.uri << endl;
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return true;
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}
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static bool
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DumpPlaylist(const PlaylistInfo &playlist,
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const Directory &directory, Error &)
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{
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cout << "P " << directory.path << "/" << playlist.name.c_str() << endl;
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return true;
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}
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int
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main(int argc, char **argv)
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{
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if (argc != 3) {
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cerr << "Usage: DumpDatabase CONFIG PLUGIN" << endl;
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return 1;
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}
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const Path config_path = Path::FromFS(argv[1]);
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const char *const plugin_name = argv[2];
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const DatabasePlugin *plugin = GetDatabasePluginByName(plugin_name);
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if (plugin == NULL) {
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cerr << "No such database plugin: " << plugin_name << endl;
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return EXIT_FAILURE;
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}
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/* initialize GLib */
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#if !GLIB_CHECK_VERSION(2,32,0)
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g_thread_init(nullptr);
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#endif
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/* initialize MPD */
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config_global_init();
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Error error;
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if (!ReadConfigFile(config_path, error)) {
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cerr << error.GetMessage() << endl;
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return EXIT_FAILURE;
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}
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TagLoadConfig();
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/* do it */
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const struct config_param *path = config_get_param(CONF_DB_FILE);
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config_param param("database", path != nullptr ? path->line : -1);
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if (path != nullptr)
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param.AddBlockParam("path", path->value.c_str(), path->line);
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Database *db = plugin->create(param, error);
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if (db == nullptr) {
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cerr << error.GetMessage() << endl;
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return EXIT_FAILURE;
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}
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if (!db->Open(error)) {
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delete db;
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cerr << error.GetMessage() << endl;
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return EXIT_FAILURE;
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}
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const DatabaseSelection selection("", true);
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if (!db->Visit(selection, DumpDirectory, DumpSong, DumpPlaylist,
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error)) {
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db->Close();
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delete db;
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cerr << error.GetMessage() << endl;
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return EXIT_FAILURE;
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}
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db->Close();
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delete db;
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/* deinitialize everything */
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config_global_finish();
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return EXIT_SUCCESS;
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}
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