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86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "LocateUri.hxx"
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#include "PlaylistQueue.hxx"
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#include "PlaylistAny.hxx"
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#include "PlaylistSong.hxx"
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#include "PlaylistError.hxx"
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#include "queue/Playlist.hxx"
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#include "SongEnumerator.hxx"
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#include "song/DetachedSong.hxx"
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#include "input/Error.hxx"
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#include "thread/Mutex.hxx"
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#include "fs/Traits.hxx"
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#include "Log.hxx"
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#include "db/Features.hxx" // for ENABLE_DATABASE
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#ifdef ENABLE_DATABASE
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#include "SongLoader.hxx"
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#endif
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#include <memory>
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void
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playlist_load_into_queue(const char *uri, SongEnumerator &e,
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unsigned start_index, unsigned end_index,
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playlist &dest, PlayerControl &pc,
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const SongLoader &loader)
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{
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const unsigned max_log_msgs = 8;
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const auto base_uri = uri != nullptr
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? PathTraitsUTF8::GetParent(uri)
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: ".";
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std::unique_ptr<DetachedSong> song;
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for (unsigned i = 0, failures = 0;
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i < end_index && (song = e.NextSong()) != nullptr;
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++i) {
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if (i < start_index) {
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/* skip songs before the start index */
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continue;
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}
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if (!playlist_check_translate_song(*song, base_uri,
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loader)) {
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failures += 1;
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if (failures < max_log_msgs) {
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FmtError(playlist_domain, "Failed to load {:?}.", song->GetURI());
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} else if (failures == max_log_msgs) {
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LogError(playlist_domain, "Further errors for this playlist will not be logged.");
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}
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continue;
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}
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dest.AppendSong(pc, std::move(*song));
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}
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dest.SetLastLoadedPlaylist(uri);
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}
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void
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playlist_open_into_queue(const LocatedUri &uri,
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unsigned start_index, unsigned end_index,
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playlist &dest, PlayerControl &pc,
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const SongLoader &loader)
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try {
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Mutex mutex;
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auto playlist = playlist_open_any(uri,
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#ifdef ENABLE_DATABASE
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loader.GetStorage(),
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#endif
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mutex);
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if (playlist == nullptr)
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throw PlaylistError::NoSuchList();
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playlist_load_into_queue(uri.canonical_uri, *playlist,
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start_index, end_index,
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dest, pc, loader);
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} catch (...) {
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if (IsFileNotFound(std::current_exception()))
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throw PlaylistError::NoSuchList();
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throw;
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}
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