943 lines
28 KiB
C++
943 lines
28 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 Sefa Eyeoglu <contact@scrumplex.net>
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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 <QDebug>
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#include <QDir>
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#include <QDirIterator>
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#include <QFile>
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#include <QFileSystemWatcher>
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#include <QJsonArray>
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#include <QJsonDocument>
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#include <QMimeData>
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#include <QSet>
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#include <QStack>
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#include <QPair>
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#include <QTextStream>
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#include <QThread>
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#include <QTimer>
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#include <QUuid>
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#include <QXmlStreamReader>
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#include "BaseInstance.h"
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#include "ExponentialSeries.h"
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#include "FileSystem.h"
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#include "InstanceList.h"
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#include "InstanceTask.h"
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#include "NullInstance.h"
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#include "WatchLock.h"
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#include "minecraft/MinecraftInstance.h"
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#include "settings/INISettingsObject.h"
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#ifdef Q_OS_WIN32
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#include <windows.h>
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#endif
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const static int GROUP_FILE_FORMAT_VERSION = 1;
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InstanceList::InstanceList(SettingsObjectPtr settings, const QString& instDir, QObject* parent)
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: QAbstractListModel(parent), m_globalSettings(settings)
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{
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resumeWatch();
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// Create aand normalize path
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if (!QDir::current().exists(instDir)) {
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QDir::current().mkpath(instDir);
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}
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connect(this, &InstanceList::instancesChanged, this, &InstanceList::providerUpdated);
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// NOTE: canonicalPath requires the path to exist. Do not move this above the creation block!
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m_instDir = QDir(instDir).canonicalPath();
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m_watcher = new QFileSystemWatcher(this);
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connect(m_watcher, &QFileSystemWatcher::directoryChanged, this, &InstanceList::instanceDirContentsChanged);
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m_watcher->addPath(m_instDir);
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}
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InstanceList::~InstanceList() {}
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Qt::DropActions InstanceList::supportedDragActions() const
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{
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return Qt::MoveAction;
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}
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Qt::DropActions InstanceList::supportedDropActions() const
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{
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return Qt::MoveAction;
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}
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bool InstanceList::canDropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent) const
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{
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if (data && data->hasFormat("application/x-instanceid")) {
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return true;
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}
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return false;
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}
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bool InstanceList::dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent)
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{
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if (data && data->hasFormat("application/x-instanceid")) {
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return true;
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}
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return false;
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}
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QStringList InstanceList::mimeTypes() const
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{
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auto types = QAbstractListModel::mimeTypes();
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types.push_back("application/x-instanceid");
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return types;
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}
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QMimeData* InstanceList::mimeData(const QModelIndexList& indexes) const
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{
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auto mimeData = QAbstractListModel::mimeData(indexes);
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if (indexes.size() == 1) {
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auto instanceId = data(indexes[0], InstanceIDRole).toString();
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mimeData->setData("application/x-instanceid", instanceId.toUtf8());
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}
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return mimeData;
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}
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int InstanceList::rowCount(const QModelIndex& parent) const
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{
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Q_UNUSED(parent);
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return m_instances.count();
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}
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QModelIndex InstanceList::index(int row, int column, const QModelIndex& parent) const
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{
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Q_UNUSED(parent);
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if (row < 0 || row >= m_instances.size())
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return QModelIndex();
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return createIndex(row, column, (void*)m_instances.at(row).get());
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}
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QVariant InstanceList::data(const QModelIndex& index, int role) const
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{
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if (!index.isValid()) {
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return QVariant();
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}
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BaseInstance *pdata = static_cast<BaseInstance *>(index.internalPointer());
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switch (role)
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{
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case InstancePointerRole:
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{
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QVariant v = QVariant::fromValue((void *)pdata);
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return v;
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}
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case InstanceIDRole:
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{
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return pdata->id();
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}
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case Qt::EditRole:
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case Qt::DisplayRole:
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{
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return pdata->name();
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}
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case Qt::AccessibleTextRole:
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{
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return tr("%1 Instance").arg(pdata->name());
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}
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case Qt::ToolTipRole:
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{
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return pdata->instanceRoot();
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}
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case Qt::DecorationRole:
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{
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return pdata->iconKey();
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}
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// HACK: see InstanceView.h in gui!
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case GroupRole:
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{
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return getInstanceGroup(pdata->id());
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}
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default:
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break;
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}
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return QVariant();
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}
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bool InstanceList::setData(const QModelIndex& index, const QVariant& value, int role)
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{
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if (!index.isValid()) {
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return false;
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}
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if (role != Qt::EditRole) {
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return false;
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}
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BaseInstance* pdata = static_cast<BaseInstance*>(index.internalPointer());
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auto newName = value.toString();
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if (pdata->name() == newName) {
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return true;
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}
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pdata->setName(newName);
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return true;
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}
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Qt::ItemFlags InstanceList::flags(const QModelIndex& index) const
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{
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Qt::ItemFlags f;
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if (index.isValid()) {
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f |= (Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsEditable);
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}
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return f;
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}
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GroupId InstanceList::getInstanceGroup(const InstanceId& id) const
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{
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auto inst = getInstanceById(id);
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if (!inst) {
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return GroupId();
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}
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auto iter = m_instanceGroupIndex.find(inst->id());
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if (iter != m_instanceGroupIndex.end()) {
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return *iter;
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}
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return GroupId();
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}
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void InstanceList::setInstanceGroup(const InstanceId& id, const GroupId& name)
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{
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auto inst = getInstanceById(id);
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if (!inst) {
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qDebug() << "Attempt to set a null instance's group";
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return;
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}
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bool changed = false;
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auto iter = m_instanceGroupIndex.find(inst->id());
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if (iter != m_instanceGroupIndex.end()) {
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if (*iter != name) {
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*iter = name;
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changed = true;
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}
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} else {
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changed = true;
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m_instanceGroupIndex[id] = name;
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}
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if (changed) {
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m_groupNameCache.insert(name);
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auto idx = getInstIndex(inst.get());
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emit dataChanged(index(idx), index(idx), { GroupRole });
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saveGroupList();
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}
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}
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QStringList InstanceList::getGroups()
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{
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return m_groupNameCache.values();
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}
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void InstanceList::deleteGroup(const QString& name)
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{
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bool removed = false;
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qDebug() << "Delete group" << name;
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for (auto& instance : m_instances) {
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const auto& instID = instance->id();
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auto instGroupName = getInstanceGroup(instID);
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if (instGroupName == name) {
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m_instanceGroupIndex.remove(instID);
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qDebug() << "Remove" << instID << "from group" << name;
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removed = true;
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auto idx = getInstIndex(instance.get());
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if (idx > 0) {
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emit dataChanged(index(idx), index(idx), { GroupRole });
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}
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}
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}
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if (removed) {
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saveGroupList();
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}
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}
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bool InstanceList::isGroupCollapsed(const QString& group)
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{
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return m_collapsedGroups.contains(group);
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}
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bool InstanceList::trashInstance(const InstanceId& id)
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{
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auto inst = getInstanceById(id);
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if (!inst) {
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qDebug() << "Cannot trash instance" << id << ". No such instance is present (deleted externally?).";
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return false;
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}
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auto cachedGroupId = m_instanceGroupIndex[id];
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qDebug() << "Will trash instance" << id;
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QString trashedLoc;
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if (m_instanceGroupIndex.remove(id)) {
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saveGroupList();
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}
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if (!FS::trash(inst->instanceRoot(), &trashedLoc)) {
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qDebug() << "Trash of instance" << id << "has not been completely successfully...";
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return false;
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}
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qDebug() << "Instance" << id << "has been trashed by the launcher.";
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m_trashHistory.push({id, inst->instanceRoot(), trashedLoc, cachedGroupId});
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return true;
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}
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bool InstanceList::trashedSomething() {
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return !m_trashHistory.empty();
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}
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void InstanceList::undoTrashInstance() {
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if (m_trashHistory.empty()) {
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qWarning() << "Nothing to recover from trash.";
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return;
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}
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auto top = m_trashHistory.pop();
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while (QDir(top.polyPath).exists()) {
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top.id += "1";
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top.polyPath += "1";
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}
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qDebug() << "Moving" << top.trashPath << "back to" << top.polyPath;
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QFile(top.trashPath).rename(top.polyPath);
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m_instanceGroupIndex[top.id] = top.groupName;
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m_groupNameCache.insert(top.groupName);
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saveGroupList();
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emit instancesChanged();
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}
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void InstanceList::deleteInstance(const InstanceId& id)
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{
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auto inst = getInstanceById(id);
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if (!inst) {
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qDebug() << "Cannot delete instance" << id << ". No such instance is present (deleted externally?).";
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return;
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}
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if (m_instanceGroupIndex.remove(id)) {
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saveGroupList();
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}
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qDebug() << "Will delete instance" << id;
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if (!FS::deletePath(inst->instanceRoot())) {
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qWarning() << "Deletion of instance" << id << "has not been completely successful ...";
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return;
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}
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qDebug() << "Instance" << id << "has been deleted by the launcher.";
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}
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static QMap<InstanceId, InstanceLocator> getIdMapping(const QList<InstancePtr>& list)
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{
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QMap<InstanceId, InstanceLocator> out;
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int i = 0;
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for (auto& item : list) {
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auto id = item->id();
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if (out.contains(id)) {
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qWarning() << "Duplicate ID" << id << "in instance list";
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}
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out[id] = std::make_pair(item, i);
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i++;
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}
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return out;
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}
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QList<InstanceId> InstanceList::discoverInstances()
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{
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qDebug() << "Discovering instances in" << m_instDir;
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QList<InstanceId> out;
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QDirIterator iter(m_instDir, QDir::Dirs | QDir::NoDot | QDir::NoDotDot | QDir::Readable | QDir::Hidden, QDirIterator::FollowSymlinks);
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while (iter.hasNext()) {
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QString subDir = iter.next();
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QFileInfo dirInfo(subDir);
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if (!QFileInfo(FS::PathCombine(subDir, "instance.cfg")).exists())
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continue;
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// if it is a symlink, ignore it if it goes to the instance folder
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if (dirInfo.isSymLink()) {
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QFileInfo targetInfo(dirInfo.symLinkTarget());
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QFileInfo instDirInfo(m_instDir);
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if (targetInfo.canonicalPath() == instDirInfo.canonicalFilePath()) {
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qDebug() << "Ignoring symlink" << subDir << "that leads into the instances folder";
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continue;
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}
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}
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auto id = dirInfo.fileName();
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out.append(id);
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qDebug() << "Found instance ID" << id;
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}
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#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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instanceSet = QSet<QString>(out.begin(), out.end());
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#else
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instanceSet = out.toSet();
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#endif
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m_instancesProbed = true;
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return out;
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}
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InstanceList::InstListError InstanceList::loadList()
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{
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auto existingIds = getIdMapping(m_instances);
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QList<InstancePtr> newList;
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for (auto& id : discoverInstances()) {
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if (existingIds.contains(id)) {
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auto instPair = existingIds[id];
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existingIds.remove(id);
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qDebug() << "Should keep and soft-reload" << id;
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} else {
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InstancePtr instPtr = loadInstance(id);
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if (instPtr) {
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newList.append(instPtr);
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}
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}
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}
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// TODO: looks like a general algorithm with a few specifics inserted. Do something about it.
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if (!existingIds.isEmpty()) {
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// get the list of removed instances and sort it by their original index, from last to first
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auto deadList = existingIds.values();
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auto orderSortPredicate = [](const InstanceLocator& a, const InstanceLocator& b) -> bool { return a.second > b.second; };
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std::sort(deadList.begin(), deadList.end(), orderSortPredicate);
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// remove the contiguous ranges of rows
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int front_bookmark = -1;
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int back_bookmark = -1;
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int currentItem = -1;
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auto removeNow = [&]() {
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beginRemoveRows(QModelIndex(), front_bookmark, back_bookmark);
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m_instances.erase(m_instances.begin() + front_bookmark, m_instances.begin() + back_bookmark + 1);
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endRemoveRows();
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front_bookmark = -1;
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back_bookmark = currentItem;
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};
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for (auto& removedItem : deadList) {
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auto instPtr = removedItem.first;
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instPtr->invalidate();
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currentItem = removedItem.second;
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if (back_bookmark == -1) {
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// no bookmark yet
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back_bookmark = currentItem;
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} else if (currentItem == front_bookmark - 1) {
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// part of contiguous sequence, continue
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} else {
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// seam between previous and current item
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removeNow();
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}
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front_bookmark = currentItem;
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}
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if (back_bookmark != -1) {
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removeNow();
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}
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}
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if (newList.size()) {
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add(newList);
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}
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m_dirty = false;
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updateTotalPlayTime();
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return NoError;
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}
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void InstanceList::updateTotalPlayTime()
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{
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totalPlayTime = 0;
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for (auto const& itr : m_instances) {
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totalPlayTime += itr.get()->totalTimePlayed();
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}
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}
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void InstanceList::saveNow()
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{
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for (auto& item : m_instances) {
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item->saveNow();
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}
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}
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void InstanceList::add(const QList<InstancePtr>& t)
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{
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beginInsertRows(QModelIndex(), m_instances.count(), m_instances.count() + t.size() - 1);
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m_instances.append(t);
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for (auto& ptr : t) {
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connect(ptr.get(), &BaseInstance::propertiesChanged, this, &InstanceList::propertiesChanged);
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}
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endInsertRows();
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}
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void InstanceList::resumeWatch()
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{
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if (m_watchLevel > 0) {
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qWarning() << "Bad suspend level resume in instance list";
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return;
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}
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m_watchLevel++;
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if (m_watchLevel > 0 && m_dirty) {
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loadList();
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}
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}
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void InstanceList::suspendWatch()
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{
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m_watchLevel--;
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}
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void InstanceList::providerUpdated()
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{
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m_dirty = true;
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if (m_watchLevel == 1) {
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loadList();
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}
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}
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InstancePtr InstanceList::getInstanceById(QString instId) const
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{
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if (instId.isEmpty())
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return InstancePtr();
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for (auto& inst : m_instances) {
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if (inst->id() == instId) {
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return inst;
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}
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}
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return InstancePtr();
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}
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InstancePtr InstanceList::getInstanceByManagedName(const QString& managed_name) const
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{
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if (managed_name.isEmpty())
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return {};
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for (auto instance : m_instances) {
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if (instance->getManagedPackName() == managed_name)
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return instance;
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}
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return {};
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}
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QModelIndex InstanceList::getInstanceIndexById(const QString &id) const
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{
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return index(getInstIndex(getInstanceById(id).get()));
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}
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|
|
int InstanceList::getInstIndex(BaseInstance* inst) const
|
|
{
|
|
int count = m_instances.count();
|
|
for (int i = 0; i < count; i++) {
|
|
if (inst == m_instances[i].get()) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
void InstanceList::propertiesChanged(BaseInstance* inst)
|
|
{
|
|
int i = getInstIndex(inst);
|
|
if (i != -1) {
|
|
emit dataChanged(index(i), index(i));
|
|
updateTotalPlayTime();
|
|
}
|
|
}
|
|
|
|
InstancePtr InstanceList::loadInstance(const InstanceId& id)
|
|
{
|
|
if (!m_groupsLoaded) {
|
|
loadGroupList();
|
|
}
|
|
|
|
auto instanceRoot = FS::PathCombine(m_instDir, id);
|
|
auto instanceSettings = std::make_shared<INISettingsObject>(FS::PathCombine(instanceRoot, "instance.cfg"));
|
|
InstancePtr inst;
|
|
|
|
instanceSettings->registerSetting("InstanceType", "");
|
|
|
|
QString inst_type = instanceSettings->get("InstanceType").toString();
|
|
|
|
// NOTE: Some PolyMC versions didn't save the InstanceType properly. We will just bank on the probability that this is probably a OneSix instance
|
|
if (inst_type == "OneSix" || inst_type.isEmpty())
|
|
{
|
|
inst.reset(new MinecraftInstance(m_globalSettings, instanceSettings, instanceRoot));
|
|
}
|
|
else
|
|
{
|
|
inst.reset(new NullInstance(m_globalSettings, instanceSettings, instanceRoot));
|
|
}
|
|
qDebug() << "Loaded instance " << inst->name() << " from " << inst->instanceRoot();
|
|
return inst;
|
|
}
|
|
|
|
void InstanceList::saveGroupList()
|
|
{
|
|
qDebug() << "Will save group list now.";
|
|
if (!m_instancesProbed) {
|
|
qDebug() << "Group saving prevented because we don't know the full list of instances yet.";
|
|
return;
|
|
}
|
|
WatchLock foo(m_watcher, m_instDir);
|
|
QString groupFileName = m_instDir + "/instgroups.json";
|
|
QMap<QString, QSet<QString>> reverseGroupMap;
|
|
for (auto iter = m_instanceGroupIndex.begin(); iter != m_instanceGroupIndex.end(); iter++) {
|
|
QString id = iter.key();
|
|
QString group = iter.value();
|
|
if (group.isEmpty())
|
|
continue;
|
|
if (!instanceSet.contains(id)) {
|
|
qDebug() << "Skipping saving missing instance" << id << "to groups list.";
|
|
continue;
|
|
}
|
|
|
|
if (!reverseGroupMap.count(group)) {
|
|
QSet<QString> set;
|
|
set.insert(id);
|
|
reverseGroupMap[group] = set;
|
|
} else {
|
|
QSet<QString>& set = reverseGroupMap[group];
|
|
set.insert(id);
|
|
}
|
|
}
|
|
QJsonObject toplevel;
|
|
toplevel.insert("formatVersion", QJsonValue(QString("1")));
|
|
QJsonObject groupsArr;
|
|
for (auto iter = reverseGroupMap.begin(); iter != reverseGroupMap.end(); iter++) {
|
|
auto list = iter.value();
|
|
auto name = iter.key();
|
|
QJsonObject groupObj;
|
|
QJsonArray instanceArr;
|
|
groupObj.insert("hidden", QJsonValue(m_collapsedGroups.contains(name)));
|
|
for (auto item : list) {
|
|
instanceArr.append(QJsonValue(item));
|
|
}
|
|
groupObj.insert("instances", instanceArr);
|
|
groupsArr.insert(name, groupObj);
|
|
}
|
|
toplevel.insert("groups", groupsArr);
|
|
QJsonDocument doc(toplevel);
|
|
try {
|
|
FS::write(groupFileName, doc.toJson());
|
|
qDebug() << "Group list saved.";
|
|
} catch (const FS::FileSystemException& e) {
|
|
qCritical() << "Failed to write instance group file :" << e.cause();
|
|
}
|
|
}
|
|
|
|
void InstanceList::loadGroupList()
|
|
{
|
|
qDebug() << "Will load group list now.";
|
|
|
|
QString groupFileName = m_instDir + "/instgroups.json";
|
|
|
|
// if there's no group file, fail
|
|
if (!QFileInfo(groupFileName).exists())
|
|
return;
|
|
|
|
QByteArray jsonData;
|
|
try {
|
|
jsonData = FS::read(groupFileName);
|
|
} catch (const FS::FileSystemException& e) {
|
|
qCritical() << "Failed to read instance group file :" << e.cause();
|
|
return;
|
|
}
|
|
|
|
QJsonParseError error;
|
|
QJsonDocument jsonDoc = QJsonDocument::fromJson(jsonData, &error);
|
|
|
|
// if the json was bad, fail
|
|
if (error.error != QJsonParseError::NoError) {
|
|
qCritical() << QString("Failed to parse instance group file: %1 at offset %2")
|
|
.arg(error.errorString(), QString::number(error.offset))
|
|
.toUtf8();
|
|
return;
|
|
}
|
|
|
|
// if the root of the json wasn't an object, fail
|
|
if (!jsonDoc.isObject()) {
|
|
qWarning() << "Invalid group file. Root entry should be an object.";
|
|
return;
|
|
}
|
|
|
|
QJsonObject rootObj = jsonDoc.object();
|
|
|
|
// Make sure the format version matches, otherwise fail.
|
|
if (rootObj.value("formatVersion").toVariant().toInt() != GROUP_FILE_FORMAT_VERSION)
|
|
return;
|
|
|
|
// Get the groups. if it's not an object, fail
|
|
if (!rootObj.value("groups").isObject()) {
|
|
qWarning() << "Invalid group list JSON: 'groups' should be an object.";
|
|
return;
|
|
}
|
|
|
|
QSet<QString> groupSet;
|
|
m_instanceGroupIndex.clear();
|
|
|
|
// Iterate through all the groups.
|
|
QJsonObject groupMapping = rootObj.value("groups").toObject();
|
|
for (QJsonObject::iterator iter = groupMapping.begin(); iter != groupMapping.end(); iter++) {
|
|
QString groupName = iter.key();
|
|
|
|
// If not an object, complain and skip to the next one.
|
|
if (!iter.value().isObject()) {
|
|
qWarning() << QString("Group '%1' in the group list should be an object.").arg(groupName).toUtf8();
|
|
continue;
|
|
}
|
|
|
|
QJsonObject groupObj = iter.value().toObject();
|
|
if (!groupObj.value("instances").isArray()) {
|
|
qWarning() << QString("Group '%1' in the group list is invalid. It should contain an array called 'instances'.")
|
|
.arg(groupName)
|
|
.toUtf8();
|
|
continue;
|
|
}
|
|
|
|
// keep a list/set of groups for choosing
|
|
groupSet.insert(groupName);
|
|
|
|
auto hidden = groupObj.value("hidden").toBool(false);
|
|
if (hidden) {
|
|
m_collapsedGroups.insert(groupName);
|
|
}
|
|
|
|
// Iterate through the list of instances in the group.
|
|
QJsonArray instancesArray = groupObj.value("instances").toArray();
|
|
|
|
for (QJsonArray::iterator iter2 = instancesArray.begin(); iter2 != instancesArray.end(); iter2++) {
|
|
m_instanceGroupIndex[(*iter2).toString()] = groupName;
|
|
}
|
|
}
|
|
m_groupsLoaded = true;
|
|
m_groupNameCache.unite(groupSet);
|
|
qDebug() << "Group list loaded.";
|
|
}
|
|
|
|
void InstanceList::instanceDirContentsChanged(const QString& path)
|
|
{
|
|
Q_UNUSED(path);
|
|
emit instancesChanged();
|
|
}
|
|
|
|
void InstanceList::on_InstFolderChanged(const Setting& setting, QVariant value)
|
|
{
|
|
QString newInstDir = QDir(value.toString()).canonicalPath();
|
|
if (newInstDir != m_instDir) {
|
|
if (m_groupsLoaded) {
|
|
saveGroupList();
|
|
}
|
|
m_instDir = newInstDir;
|
|
m_groupsLoaded = false;
|
|
emit instancesChanged();
|
|
}
|
|
}
|
|
|
|
void InstanceList::on_GroupStateChanged(const QString& group, bool collapsed)
|
|
{
|
|
qDebug() << "Group" << group << (collapsed ? "collapsed" : "expanded");
|
|
if (collapsed) {
|
|
m_collapsedGroups.insert(group);
|
|
} else {
|
|
m_collapsedGroups.remove(group);
|
|
}
|
|
saveGroupList();
|
|
}
|
|
|
|
class InstanceStaging : public Task {
|
|
Q_OBJECT
|
|
const unsigned minBackoff = 1;
|
|
const unsigned maxBackoff = 16;
|
|
public:
|
|
InstanceStaging(InstanceList* parent, InstanceTask* child, QString stagingPath, InstanceName const& instanceName, QString groupName)
|
|
: m_parent(parent), backoff(minBackoff, maxBackoff), m_stagingPath(std::move(stagingPath)), m_instance_name(std::move(instanceName)), m_groupName(std::move(groupName))
|
|
{
|
|
m_child.reset(child);
|
|
connect(child, &Task::succeeded, this, &InstanceStaging::childSucceded);
|
|
connect(child, &Task::failed, this, &InstanceStaging::childFailed);
|
|
connect(child, &Task::aborted, this, &InstanceStaging::childAborted);
|
|
connect(child, &Task::abortStatusChanged, this, &InstanceStaging::setAbortable);
|
|
connect(child, &Task::status, this, &InstanceStaging::setStatus);
|
|
connect(child, &Task::progress, this, &InstanceStaging::setProgress);
|
|
connect(&m_backoffTimer, &QTimer::timeout, this, &InstanceStaging::childSucceded);
|
|
}
|
|
|
|
virtual ~InstanceStaging(){};
|
|
|
|
// FIXME/TODO: add ability to abort during instance commit retries
|
|
bool abort() override
|
|
{
|
|
if (!canAbort())
|
|
return false;
|
|
|
|
m_child->abort();
|
|
|
|
return Task::abort();
|
|
}
|
|
bool canAbort() const override
|
|
{
|
|
return (m_child && m_child->canAbort());
|
|
}
|
|
|
|
protected:
|
|
virtual void executeTask() override { m_child->start(); }
|
|
QStringList warnings() const override { return m_child->warnings(); }
|
|
|
|
private slots:
|
|
void childSucceded()
|
|
{
|
|
unsigned sleepTime = backoff();
|
|
if (m_parent->commitStagedInstance(m_stagingPath, m_instance_name, m_groupName, m_child->shouldOverride()))
|
|
{
|
|
emitSucceeded();
|
|
return;
|
|
}
|
|
// we actually failed, retry?
|
|
if (sleepTime == maxBackoff) {
|
|
emitFailed(tr("Failed to commit instance, even after multiple retries. It is being blocked by something."));
|
|
return;
|
|
}
|
|
qDebug() << "Failed to commit instance" << m_instance_name.name() << "Initiating backoff:" << sleepTime;
|
|
m_backoffTimer.start(sleepTime * 500);
|
|
}
|
|
void childFailed(const QString& reason)
|
|
{
|
|
m_parent->destroyStagingPath(m_stagingPath);
|
|
emitFailed(reason);
|
|
}
|
|
|
|
void childAborted()
|
|
{
|
|
emitAborted();
|
|
}
|
|
|
|
private:
|
|
InstanceList * m_parent;
|
|
/*
|
|
* WHY: the whole reason why this uses an exponential backoff retry scheme is antivirus on Windows.
|
|
* Basically, it starts messing things up while the launcher is extracting/creating instances
|
|
* and causes that horrible failure that is NTFS to lock files in place because they are open.
|
|
*/
|
|
ExponentialSeries backoff;
|
|
QString m_stagingPath;
|
|
unique_qobject_ptr<InstanceTask> m_child;
|
|
InstanceName m_instance_name;
|
|
QString m_groupName;
|
|
QTimer m_backoffTimer;
|
|
};
|
|
|
|
Task* InstanceList::wrapInstanceTask(InstanceTask* task)
|
|
{
|
|
auto stagingPath = getStagedInstancePath();
|
|
task->setStagingPath(stagingPath);
|
|
task->setParentSettings(m_globalSettings);
|
|
return new InstanceStaging(this, task, stagingPath, *task, task->group());
|
|
}
|
|
|
|
QString InstanceList::getStagedInstancePath()
|
|
{
|
|
QString key = QUuid::createUuid().toString();
|
|
QString tempDir = ".LAUNCHER_TEMP/";
|
|
QString relPath = FS::PathCombine(tempDir, key);
|
|
QDir rootPath(m_instDir);
|
|
auto path = FS::PathCombine(m_instDir, relPath);
|
|
if (!rootPath.mkpath(relPath)) {
|
|
return QString();
|
|
}
|
|
#ifdef Q_OS_WIN32
|
|
auto tempPath = FS::PathCombine(m_instDir, tempDir);
|
|
SetFileAttributesA(tempPath.toStdString().c_str(), FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_NOT_CONTENT_INDEXED);
|
|
#endif
|
|
return path;
|
|
}
|
|
|
|
bool InstanceList::commitStagedInstance(const QString& path, InstanceName const& instanceName, const QString& groupName, bool should_override)
|
|
{
|
|
QDir dir;
|
|
QString instID;
|
|
InstancePtr inst;
|
|
|
|
if (should_override) {
|
|
// This is to avoid problems when the instance folder gets manually renamed
|
|
if ((inst = getInstanceByManagedName(instanceName.originalName()))) {
|
|
instID = QFileInfo(inst->instanceRoot()).fileName();
|
|
} else if ((inst = getInstanceByManagedName(instanceName.modifiedName()))) {
|
|
instID = QFileInfo(inst->instanceRoot()).fileName();
|
|
} else {
|
|
instID = FS::RemoveInvalidFilenameChars(instanceName.modifiedName(), '-');
|
|
}
|
|
} else {
|
|
instID = FS::DirNameFromString(instanceName.modifiedName(), m_instDir);
|
|
}
|
|
|
|
{
|
|
WatchLock lock(m_watcher, m_instDir);
|
|
QString destination = FS::PathCombine(m_instDir, instID);
|
|
|
|
if (should_override) {
|
|
if (!FS::overrideFolder(destination, path)) {
|
|
qWarning() << "Failed to override" << path << "to" << destination;
|
|
return false;
|
|
}
|
|
} else {
|
|
if (!dir.rename(path, destination)) {
|
|
qWarning() << "Failed to move" << path << "to" << destination;
|
|
return false;
|
|
}
|
|
|
|
m_instanceGroupIndex[instID] = groupName;
|
|
m_groupNameCache.insert(groupName);
|
|
}
|
|
|
|
instanceSet.insert(instID);
|
|
|
|
emit instancesChanged();
|
|
emit instanceSelectRequest(instID);
|
|
}
|
|
|
|
saveGroupList();
|
|
return true;
|
|
}
|
|
|
|
bool InstanceList::destroyStagingPath(const QString& keyPath)
|
|
{
|
|
return FS::deletePath(keyPath);
|
|
}
|
|
|
|
int InstanceList::getTotalPlayTime()
|
|
{
|
|
updateTotalPlayTime();
|
|
return totalPlayTime;
|
|
}
|
|
|
|
#include "InstanceList.moc"
|