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Diffstat (limited to '')
-rw-r--r-- | src/playlist/PlaylistMapper.cxx | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/playlist/PlaylistMapper.cxx b/src/playlist/PlaylistMapper.cxx new file mode 100644 index 000000000..0df0bc61f --- /dev/null +++ b/src/playlist/PlaylistMapper.cxx @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2003-2014 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 "config.h" +#include "PlaylistMapper.hxx" +#include "PlaylistFile.hxx" +#include "PlaylistRegistry.hxx" +#include "Mapper.hxx" +#include "fs/AllocatedPath.hxx" +#include "util/UriUtil.hxx" + +#include <assert.h> + +static SongEnumerator * +playlist_open_path(const char *path_fs, Mutex &mutex, Cond &cond, + InputStream **is_r) +{ + auto playlist = playlist_list_open_uri(path_fs, mutex, cond); + if (playlist != nullptr) + *is_r = nullptr; + else + playlist = playlist_list_open_path(path_fs, mutex, cond, is_r); + + return playlist; +} + +/** + * Load a playlist from the configured playlist directory. + */ +static SongEnumerator * +playlist_open_in_playlist_dir(const char *uri, Mutex &mutex, Cond &cond, + InputStream **is_r) +{ + assert(spl_valid_name(uri)); + + const auto &playlist_directory_fs = map_spl_path(); + if (playlist_directory_fs.IsNull()) + return nullptr; + + const auto uri_fs = AllocatedPath::FromUTF8(uri); + if (uri_fs.IsNull()) + return nullptr; + + const auto path_fs = + AllocatedPath::Build(playlist_directory_fs, uri_fs); + assert(!path_fs.IsNull()); + + return playlist_open_path(path_fs.c_str(), mutex, cond, is_r); +} + +/** + * Load a playlist from the configured music directory. + */ +static SongEnumerator * +playlist_open_in_music_dir(const char *uri, Mutex &mutex, Cond &cond, + InputStream **is_r) +{ + assert(uri_safe_local(uri)); + + const auto path = map_uri_fs(uri); + if (path.IsNull()) + return nullptr; + + return playlist_open_path(path.c_str(), mutex, cond, is_r); +} + +SongEnumerator * +playlist_mapper_open(const char *uri, Mutex &mutex, Cond &cond, + InputStream **is_r) +{ + if (spl_valid_name(uri)) { + auto playlist = playlist_open_in_playlist_dir(uri, mutex, cond, + is_r); + if (playlist != nullptr) + return playlist; + } + + if (uri_safe_local(uri)) { + auto playlist = playlist_open_in_music_dir(uri, mutex, cond, + is_r); + if (playlist != nullptr) + return playlist; + } + + return nullptr; +} |