mpd/src/playlist/PlaylistMapper.cxx
2021-01-01 19:54:28 +01:00

94 lines
2.3 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.
*/
#include "PlaylistMapper.hxx"
#include "PlaylistFile.hxx"
#include "PlaylistStream.hxx"
#include "SongEnumerator.hxx"
#include "Mapper.hxx"
#include "fs/AllocatedPath.hxx"
#include "storage/StorageInterface.hxx"
#include "util/UriUtil.hxx"
#include <cassert>
/**
* Load a playlist from the configured playlist directory.
*/
static std::unique_ptr<SongEnumerator>
playlist_open_in_playlist_dir(const char *uri, Mutex &mutex)
{
assert(spl_valid_name(uri));
const auto path_fs = map_spl_utf8_to_fs(uri);
if (path_fs.IsNull())
return nullptr;
return playlist_open_path(path_fs, mutex);
}
#ifdef ENABLE_DATABASE
/**
* Load a playlist from the configured music directory.
*/
static std::unique_ptr<SongEnumerator>
playlist_open_in_storage(const char *uri, const Storage *storage, Mutex &mutex)
{
assert(uri_safe_local(uri));
if (storage == nullptr)
return nullptr;
{
const auto path = storage->MapFS(uri);
if (!path.IsNull())
return playlist_open_path(path, mutex);
}
const auto uri2 = storage->MapUTF8(uri);
return playlist_open_remote(uri2.c_str(), mutex);
}
#endif
std::unique_ptr<SongEnumerator>
playlist_mapper_open(const char *uri,
#ifdef ENABLE_DATABASE
const Storage *storage,
#endif
Mutex &mutex)
{
if (spl_valid_name(uri)) {
auto playlist = playlist_open_in_playlist_dir(uri, mutex);
if (playlist != nullptr)
return playlist;
}
#ifdef ENABLE_DATABASE
if (uri_safe_local(uri)) {
auto playlist = playlist_open_in_storage(uri, storage, mutex);
if (playlist != nullptr)
return playlist;
}
#endif
return nullptr;
}