mpd/src/Mapper.hxx

83 lines
2.0 KiB
C++

/*
* Copyright 2003-2021 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.
*/
/*
* Maps directory and song objects to file system paths.
*/
#ifndef MPD_MAPPER_HXX
#define MPD_MAPPER_HXX
#include "util/Compiler.h"
#include "config.h"
#include <string>
#define PLAYLIST_FILE_SUFFIX ".m3u"
class Path;
class AllocatedPath;
void
mapper_init(AllocatedPath &&playlist_dir);
#ifdef ENABLE_DATABASE
/**
* Determines the absolute file system path of a relative URI. This
* is basically done by converting the URI to the file system charset
* and prepending the music directory.
*/
gcc_pure
AllocatedPath
map_uri_fs(const char *uri) noexcept;
/**
* Maps a file system path (relative to the music directory or
* absolute) to a relative path in UTF-8 encoding.
*
* @param path_fs a path in file system encoding
* @return the relative path in UTF-8, or an empty string if mapping
* failed
*/
gcc_pure
std::string
map_fs_to_utf8(Path path_fs) noexcept;
#endif
/**
* Returns the playlist directory.
*/
gcc_const
const AllocatedPath &
map_spl_path() noexcept;
/**
* Maps a playlist name (without the ".m3u" suffix) to a file system
* path.
*
* @return the path in file system encoding, or nullptr if mapping failed
*/
gcc_pure
AllocatedPath
map_spl_utf8_to_fs(const char *name) noexcept;
#endif