Files
lms/src/libs/services/podcast/impl/steps/Utils.cpp
T

93 lines
3.1 KiB
C++

/*
* Copyright (C) 2025 Emeric Poupon
*
* This file is part of LMS.
*
* LMS 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 3 of the License, or
* (at your option) any later version.
*
* LMS 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 LMS. If not, see <http://www.gnu.org/licenses/>.
*/
#include "Utils.hpp"
#include <cassert>
#include <system_error>
#include "core/ILogger.hpp"
#include "core/UUID.hpp"
#include "database/Session.hpp"
#include "database/objects/Artwork.hpp"
#include "database/objects/Image.hpp"
#include "database/objects/Podcast.hpp"
#include "image/Exception.hpp"
#include "image/Image.hpp"
#include "image/Types.hpp"
namespace lms::podcast::utils
{
std::filesystem::path getPodcastRelativePath(const db::Podcast::pointer& podcast)
{
assert(podcast);
return podcast->getId().toString();
}
static std::optional<image::ImageProperties> probeImage(const std::filesystem::path& path)
{
try
{
return image::probeImage(path);
}
catch (const image::Exception& e)
{
LMS_LOG(PODCAST, WARNING, "Failed to probe artwork image " << path << ": " << e.what());
return std::nullopt;
}
}
db::Artwork::pointer createArtworkFromImage(db::Session& session, const std::filesystem::path& filePath, std::string_view mimeType)
{
std::error_code ec;
const auto fileSize{ std::filesystem::file_size(filePath, ec) };
if (ec)
{
LMS_LOG(PODCAST, ERROR, "Failed to get file size of " << filePath << ": " << ec.message());
return db::Artwork::pointer{};
}
db::Image::pointer image{ session.create<db::Image>(filePath) };
image.modify()->setFileSize(static_cast<std::size_t>(fileSize));
if (const std::optional<image::ImageProperties> imageProperties{ probeImage(filePath) })
{
image.modify()->setWidth(imageProperties->width);
image.modify()->setHeight(imageProperties->height);
}
image.modify()->setLastWriteTime(Wt::WDateTime::currentDateTime());
image.modify()->setMimeType(mimeType);
return session.create<db::Artwork>(image);
}
std::string generateRandomFileName()
{
return std::string{ core::UUID::generate().getAsString() };
}
void removeFile(const std::filesystem::path& filePath)
{
std::error_code ec;
std::filesystem::remove(filePath, ec);
if (ec)
LMS_LOG(PODCAST, WARNING, "Failed to remove file " << filePath << ": " << ec.message());
else
LMS_LOG(PODCAST, DEBUG, "Removed file " << filePath);
}
} // namespace lms::podcast::utils