172 lines
4.0 KiB
C++
172 lines
4.0 KiB
C++
/* Copyright 2013-2017 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 "Env.h"
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#include <minecraft/forge/ForgeXzDownload.h>
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#include "OneSixUpdate.h"
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#include "OneSixInstance.h"
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#include <QFile>
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#include <QFileInfo>
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#include <QTextStream>
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#include <QDataStream>
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#include "BaseInstance.h"
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#include "minecraft/MinecraftProfile.h"
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#include "minecraft/Library.h"
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#include "net/URLConstants.h"
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#include <FileSystem.h>
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#include "update/FoldersTask.h"
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#include "update/LibrariesTask.h"
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#include "update/FMLLibrariesTask.h"
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#include "update/AssetUpdateTask.h"
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#include <meta/Index.h>
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#include <meta/Version.h>
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OneSixUpdate::OneSixUpdate(OneSixInstance *inst, QObject *parent) : Task(parent), m_inst(inst)
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{
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// create folders
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{
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m_tasks.append(std::make_shared<FoldersTask>(m_inst));
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}
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// add metadata update tasks, if necessary
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{
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/*
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* FIXME: there are some corner cases here that remain unhandled:
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* what if local load succeeds but remote fails? The version is still usable...
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* We should not rely on the remote to be there... and prefer local files if it does not respond.
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*/
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qDebug() << "Updating patches...";
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auto profile = m_inst->getMinecraftProfile();
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m_inst->reloadProfile();
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for(int i = 0; i < profile->rowCount(); i++)
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{
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auto patch = profile->versionPatch(i);
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auto id = patch->getID();
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auto metadata = patch->getMeta();
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if(metadata)
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{
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metadata->load();
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auto task = metadata->getCurrentTask();
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if(task)
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{
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qDebug() << "Loading remote meta patch" << id;
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m_tasks.append(task.unwrap());
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}
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}
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else
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{
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qDebug() << "Ignoring local patch" << id;
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}
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}
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}
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// libraries download
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{
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m_tasks.append(std::make_shared<LibrariesTask>(m_inst));
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}
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// FML libraries download and copy into the instance
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{
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m_tasks.append(std::make_shared<FMLLibrariesTask>(m_inst));
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}
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// assets update
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{
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m_tasks.append(std::make_shared<AssetUpdateTask>(m_inst));
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}
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}
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void OneSixUpdate::executeTask()
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{
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if(!m_preFailure.isEmpty())
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{
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emitFailed(m_preFailure);
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return;
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}
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next();
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}
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void OneSixUpdate::next()
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{
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if(m_abort)
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{
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emitFailed(tr("Aborted by user."));
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return;
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}
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m_currentTask ++;
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if(m_currentTask > 0)
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{
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auto task = m_tasks[m_currentTask - 1];
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disconnect(task.get(), &Task::succeeded, this, &OneSixUpdate::subtaskSucceeded);
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disconnect(task.get(), &Task::failed, this, &OneSixUpdate::subtaskFailed);
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disconnect(task.get(), &Task::progress, this, &OneSixUpdate::progress);
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disconnect(task.get(), &Task::status, this, &OneSixUpdate::setStatus);
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}
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if(m_currentTask == m_tasks.size())
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{
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emitSucceeded();
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return;
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}
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auto task = m_tasks[m_currentTask];
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// if the task is already finished by the time we look at it, skip it
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if(task->isFinished())
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{
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next();
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}
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connect(task.get(), &Task::succeeded, this, &OneSixUpdate::subtaskSucceeded);
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connect(task.get(), &Task::failed, this, &OneSixUpdate::subtaskFailed);
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connect(task.get(), &Task::progress, this, &OneSixUpdate::progress);
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connect(task.get(), &Task::status, this, &OneSixUpdate::setStatus);
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// if the task is already running, do not start it again
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if(!task->isRunning())
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{
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task->start();
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}
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}
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void OneSixUpdate::subtaskSucceeded()
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{
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next();
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}
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void OneSixUpdate::subtaskFailed(QString error)
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{
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emitFailed(error);
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}
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bool OneSixUpdate::abort()
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{
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if(!m_abort)
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{
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m_abort = true;
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auto task = m_tasks[m_currentTask];
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if(task->canAbort())
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{
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return task->abort();
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}
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}
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return true;
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}
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bool OneSixUpdate::canAbort() const
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{
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return true;
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}
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