81 lines
1.9 KiB
C++
81 lines
1.9 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 "Walk.hxx"
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#include "UpdateDomain.hxx"
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#include "song/DetachedSong.hxx"
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#include "db/DatabaseLock.hxx"
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#include "db/plugins/simple/Directory.hxx"
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#include "db/plugins/simple/Song.hxx"
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#include "storage/StorageInterface.hxx"
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#include "decoder/DecoderPlugin.hxx"
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#include "decoder/DecoderList.hxx"
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#include "fs/AllocatedPath.hxx"
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#include "storage/FileInfo.hxx"
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#include "Log.hxx"
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bool
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UpdateWalk::UpdateContainerFile(Directory &directory,
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std::string_view name, std::string_view suffix,
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const StorageFileInfo &info) noexcept
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{
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const DecoderPlugin *_plugin = decoder_plugins_find([suffix](const DecoderPlugin &plugin){
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return plugin.SupportsContainerSuffix(suffix);
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});
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if (_plugin == nullptr)
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return false;
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const DecoderPlugin &plugin = *_plugin;
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Directory *contdir;
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{
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const ScopeDatabaseLock protect;
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contdir = MakeVirtualDirectoryIfModified(directory, name,
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info,
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DEVICE_CONTAINER);
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if (contdir == nullptr)
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/* not modified */
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return true;
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}
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const auto pathname = storage.MapFS(contdir->GetPath());
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if (pathname.IsNull()) {
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/* not a local file: skip, because the container API
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supports only local files */
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editor.LockDeleteDirectory(contdir);
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return false;
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}
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try {
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auto v = plugin.container_scan(pathname);
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if (v.empty()) {
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editor.LockDeleteDirectory(contdir);
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return false;
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}
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for (auto &vtrack : v) {
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auto song = std::make_unique<Song>(std::move(vtrack),
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*contdir);
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// shouldn't be necessary but it's there..
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song->mtime = info.mtime;
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FmtNotice(update_domain, "added {}/{}",
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contdir->GetPath(),
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song->filename);
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{
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const ScopeDatabaseLock protect;
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contdir->AddSong(std::move(song));
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}
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modified = true;
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}
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} catch (...) {
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LogError(std::current_exception());
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editor.LockDeleteDirectory(contdir);
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return false;
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}
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return true;
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}
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