b6452215c1
feat: add details to mod pack downloading feat: add logging rule sloading form `ligging.ini at data path root feat: add `launcher.task` `launcher.task.net` and `launcher.task.net.[down|up]load` logging categories fix: add new subtask progress to the end of the lay out not the beginning (cuts down on flickering) Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>
139 lines
4.2 KiB
C++
139 lines
4.2 KiB
C++
// SPDX-License-Identifier: GPL-3.0-only
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/*
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* PolyMC - Minecraft Launcher
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* Copyright (c) 2022 flowln <flowlnlnln@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* This file incorporates work covered by the following copyright and
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* permission notice:
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*
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* Copyright 2013-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "FileSink.h"
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#include "FileSystem.h"
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#include "logging.h"
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namespace Net {
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Task::State FileSink::init(QNetworkRequest& request)
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{
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auto result = initCache(request);
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if (result != Task::State::Running) {
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return result;
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}
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// create a new save file and open it for writing
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if (!FS::ensureFilePathExists(m_filename)) {
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qCCritical(taskNetLogC) << "Could not create folder for " + m_filename;
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return Task::State::Failed;
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}
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wroteAnyData = false;
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m_output_file.reset(new QSaveFile(m_filename));
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if (!m_output_file->open(QIODevice::WriteOnly)) {
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qCCritical(taskNetLogC) << "Could not open " + m_filename + " for writing";
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return Task::State::Failed;
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}
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if (initAllValidators(request))
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return Task::State::Running;
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return Task::State::Failed;
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}
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Task::State FileSink::write(QByteArray& data)
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{
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if (!writeAllValidators(data) || m_output_file->write(data) != data.size()) {
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qCCritical(taskNetLogC) << "Failed writing into " + m_filename;
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m_output_file->cancelWriting();
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m_output_file.reset();
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wroteAnyData = false;
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return Task::State::Failed;
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}
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wroteAnyData = true;
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return Task::State::Running;
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}
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Task::State FileSink::abort()
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{
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m_output_file->cancelWriting();
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failAllValidators();
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return Task::State::Failed;
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}
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Task::State FileSink::finalize(QNetworkReply& reply)
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{
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bool gotFile = false;
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QVariant statusCodeV = reply.attribute(QNetworkRequest::HttpStatusCodeAttribute);
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bool validStatus = false;
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int statusCode = statusCodeV.toInt(&validStatus);
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if (validStatus) {
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// this leaves out 304 Not Modified
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gotFile = statusCode == 200 || statusCode == 203;
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}
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// if we wrote any data to the save file, we try to commit the data to the real file.
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// if it actually got a proper file, we write it even if it was empty
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if (gotFile || wroteAnyData) {
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// ask validators for data consistency
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// we only do this for actual downloads, not 'your data is still the same' cache hits
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if (!finalizeAllValidators(reply))
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return Task::State::Failed;
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// nothing went wrong...
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if (!m_output_file->commit()) {
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qCCritical(taskNetLogC) << "Failed to commit changes to " << m_filename;
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m_output_file->cancelWriting();
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return Task::State::Failed;
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}
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}
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// then get rid of the save file
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m_output_file.reset();
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return finalizeCache(reply);
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}
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Task::State FileSink::initCache(QNetworkRequest&)
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{
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return Task::State::Running;
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}
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Task::State FileSink::finalizeCache(QNetworkReply&)
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{
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return Task::State::Succeeded;
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}
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bool FileSink::hasLocalData()
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{
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QFileInfo info(m_filename);
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return info.exists() && info.size() != 0;
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}
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} // namespace Net
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