/* * Copyright 2003-2017 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 "PlaylistSong.hxx" #include "SongLoader.hxx" #include "tag/Tag.hxx" #include "tag/Builder.hxx" #include "fs/Traits.hxx" #include "util/UriUtil.hxx" #include "DetachedSong.hxx" #include #include static void merge_song_metadata(DetachedSong &add, const DetachedSong &base) { if (base.GetTag().IsDefined()) { TagBuilder builder(add.GetTag()); builder.Complement(base.GetTag()); add.SetTag(builder.Commit()); } add.SetLastModified(base.GetLastModified()); } static bool playlist_check_load_song(DetachedSong &song, const SongLoader &loader) try { DetachedSong tmp = loader.LoadSong(song.GetURI()); song.SetURI(tmp.GetURI()); if (!song.HasRealURI() && tmp.HasRealURI()) song.SetRealURI(tmp.GetRealURI()); merge_song_metadata(song, tmp); return true; } catch (const std::runtime_error &) { return false; } bool playlist_check_translate_song(DetachedSong &song, const char *base_uri, const SongLoader &loader) { if (base_uri != nullptr && strcmp(base_uri, ".") == 0) /* PathTraitsUTF8::GetParent() returns "." when there is no directory name in the given path; clear that now, because it would break the database lookup functions */ base_uri = nullptr; const char *uri = song.GetURI(); if (base_uri != nullptr && !uri_has_scheme(uri) && !PathTraitsUTF8::IsAbsolute(uri)) song.SetURI(PathTraitsUTF8::Build(base_uri, uri)); return playlist_check_load_song(song, loader); }