153 lines
3.5 KiB
C++
153 lines
3.5 KiB
C++
/*
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* Copyright 2003-2021 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 "db/Registry.hxx"
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#include "db/DatabasePlugin.hxx"
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#include "db/Interface.hxx"
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#include "db/Selection.hxx"
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#include "db/DatabaseListener.hxx"
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#include "db/LightDirectory.hxx"
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#include "song/LightSong.hxx"
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#include "db/PlaylistVector.hxx"
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#include "ConfigGlue.hxx"
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#include "tag/Config.hxx"
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#include "fs/Path.hxx"
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#include "fs/NarrowPath.hxx"
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#include "event/Thread.hxx"
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#include "util/ScopeExit.hxx"
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#include "util/PrintException.hxx"
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#include <stdexcept>
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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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class GlobalInit {
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EventThread io_thread;
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public:
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GlobalInit() {
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io_thread.Start();
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}
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~GlobalInit() = default;
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EventLoop &GetEventLoop() {
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return io_thread.GetEventLoop();
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}
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};
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#ifdef ENABLE_UPNP
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#include "input/InputStream.hxx"
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size_t
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InputStream::LockRead(void *, size_t)
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{
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return 0;
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}
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#endif
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class MyDatabaseListener final : public DatabaseListener {
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public:
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void OnDatabaseModified() noexcept override {
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cout << "DatabaseModified" << endl;
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}
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void OnDatabaseSongRemoved(const char *uri) noexcept override {
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cout << "SongRemoved " << uri << endl;
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}
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};
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static void
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DumpDirectory(const LightDirectory &directory)
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{
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cout << "D " << directory.GetPath() << endl;
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}
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static void
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DumpSong(const LightSong &song)
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{
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cout << "S ";
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if (song.directory != nullptr)
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cout << song.directory << "/";
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cout << song.uri << endl;
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}
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static void
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DumpPlaylist(const PlaylistInfo &playlist, const LightDirectory &directory)
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{
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cout << "P " << directory.GetPath()
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<< "/" << playlist.name.c_str() << endl;
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}
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int
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main(int argc, char **argv)
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try {
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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 FromNarrowPath config_path = 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 == nullptr) {
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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 MPD */
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GlobalInit init;
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const auto config = AutoLoadConfigFile(config_path);
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TagLoadConfig(config);
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MyDatabaseListener database_listener;
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/* do it */
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const auto *path = config.GetParam(ConfigOption::DB_FILE);
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ConfigBlock block(path != nullptr ? path->line : -1);
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if (path != nullptr)
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block.AddBlockParam("path", path->value, path->line);
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auto db = plugin->create(init.GetEventLoop(),
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init.GetEventLoop(),
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database_listener, block);
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db->Open();
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AtScopeExit(&db) { db->Close(); };
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const DatabaseSelection selection("", true);
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db->Visit(selection, DumpDirectory, DumpSong, DumpPlaylist);
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return EXIT_SUCCESS;
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} catch (...) {
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PrintException(std::current_exception());
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return EXIT_FAILURE;
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}
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