mpd/test/DumpDatabase.cxx

125 lines
2.4 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
#include "config.h"
#include "db/Registry.hxx"
#include "db/Configured.hxx"
#include "db/Interface.hxx"
#include "db/Selection.hxx"
#include "db/DatabaseListener.hxx"
#include "db/LightDirectory.hxx"
#include "song/LightSong.hxx"
#include "db/PlaylistVector.hxx"
#include "ConfigGlue.hxx"
#include "tag/Config.hxx"
#include "fs/Path.hxx"
#include "fs/NarrowPath.hxx"
#include "event/Thread.hxx"
#include "util/ScopeExit.hxx"
#include "util/PrintException.hxx"
#include <fmt/core.h>
#include <stdexcept>
#include <stdlib.h>
class GlobalInit {
EventThread io_thread;
public:
GlobalInit() {
io_thread.Start();
}
~GlobalInit() = default;
EventLoop &GetEventLoop() {
return io_thread.GetEventLoop();
}
};
#ifdef ENABLE_UPNP
#include "input/InputStream.hxx"
size_t
InputStream::LockRead(void *, size_t)
{
return 0;
}
#endif
class MyDatabaseListener final : public DatabaseListener {
public:
void OnDatabaseModified() noexcept override {
fmt::print("DatabaseModified\n");
}
void OnDatabaseSongRemoved(const char *uri) noexcept override {
fmt::print("SongRemoved {:?}\n", uri);
}
};
static void
DumpDirectory(const LightDirectory &directory)
{
fmt::print("D {}\n", directory.GetPath());
}
static void
DumpSong(const LightSong &song)
{
if (song.directory != nullptr)
fmt::print("S {}/{}\n", song.directory, song.uri);
else
fmt::print("S {}\n", song.uri);
}
static void
DumpPlaylist(const PlaylistInfo &playlist, const LightDirectory &directory)
{
fmt::print("P {}/{}\n", directory.GetPath(), playlist.name);
}
int
main(int argc, char **argv)
try {
if (argc < 2 || argc > 3) {
fmt::print(stderr, "Usage: DumpDatabase CONFIG [URI]\n");
return EXIT_FAILURE;
}
const FromNarrowPath config_path = argv[1];
const char *uri = argc >= 3 ? argv[2] : "";
/* initialize MPD */
GlobalInit init;
const auto config = AutoLoadConfigFile(config_path);
TagLoadConfig(config);
MyDatabaseListener database_listener;
/* do it */
auto db = CreateConfiguredDatabase(config,
init.GetEventLoop(),
init.GetEventLoop(),
database_listener);
db->Open();
AtScopeExit(&db) { db->Close(); };
const DatabaseSelection selection(uri, true);
db->Visit(selection, DumpDirectory, DumpSong, DumpPlaylist);
return EXIT_SUCCESS;
} catch (...) {
PrintException(std::current_exception());
return EXIT_FAILURE;
}