141 lines
4.5 KiB
C++
141 lines
4.5 KiB
C++
/* Copyright 2013 MultiMC Contributors
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#include "GameUpdateTask.h"
|
|
|
|
#include <QtNetwork>
|
|
|
|
#include <QFile>
|
|
#include <QFileInfo>
|
|
#include <QTextStream>
|
|
#include <QDataStream>
|
|
|
|
#include <QDebug>
|
|
|
|
#include "BaseInstance.h"
|
|
#include "lists/MinecraftVersionList.h"
|
|
#include "VersionFactory.h"
|
|
#include "OneSixVersion.h"
|
|
|
|
#include "pathutils.h"
|
|
|
|
|
|
GameUpdateTask::GameUpdateTask(BaseInstance *inst, QObject *parent) :
|
|
Task(parent)
|
|
{
|
|
m_inst = inst;
|
|
}
|
|
|
|
void GameUpdateTask::executeTask()
|
|
{
|
|
// Get a pointer to the version object that corresponds to the instance's version.
|
|
targetVersion = (MinecraftVersion *)MinecraftVersionList::getMainList().findVersion(m_inst->intendedVersionId());
|
|
if(targetVersion == NULL)
|
|
{
|
|
emit gameUpdateComplete();
|
|
return;
|
|
}
|
|
|
|
setStatus("Getting the version files from Mojang.");
|
|
|
|
QString urlstr("http://s3.amazonaws.com/Minecraft.Download/versions/");
|
|
urlstr += targetVersion->descriptor() + "/" + targetVersion->descriptor() + ".json";
|
|
auto dljob = DownloadJob::create(QUrl(urlstr));
|
|
specificVersionDownloadJob.reset(new JobList());
|
|
specificVersionDownloadJob->add(dljob);
|
|
connect(specificVersionDownloadJob.data(), SIGNAL(finished()), SLOT(versionFileFinished()));
|
|
connect(specificVersionDownloadJob.data(), SIGNAL(failed()), SLOT(versionFileFailed()));
|
|
connect(specificVersionDownloadJob.data(), SIGNAL(progress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
|
|
download_queue.enqueue(specificVersionDownloadJob);
|
|
|
|
QEventLoop loop;
|
|
loop.exec();
|
|
}
|
|
|
|
void GameUpdateTask::versionFileFinished()
|
|
{
|
|
JobPtr firstJob = specificVersionDownloadJob->getFirstJob();
|
|
auto DlJob = firstJob.dynamicCast<DownloadJob>();
|
|
FullVersionFactory parser;
|
|
auto version = parser.parse(DlJob->m_data);
|
|
|
|
if(!version)
|
|
{
|
|
error(parser.error_string);
|
|
exit(0);
|
|
}
|
|
|
|
// save the version file in $instanceId/version.json and versions/$version/$version.json
|
|
QString version_id = targetVersion->descriptor();
|
|
QString inst_dir = m_inst->rootDir();
|
|
QString version1 = PathCombine(inst_dir, "/version.json");
|
|
QString version2 = QString("versions/") + version_id + "/" + version_id + ".json";
|
|
DownloadJob::ensurePathExists(version1);
|
|
DownloadJob::ensurePathExists(version2);
|
|
QFile vfile1 (version1);
|
|
QFile vfile2 (version2);
|
|
vfile1.open(QIODevice::Truncate | QIODevice::WriteOnly );
|
|
vfile2.open(QIODevice::Truncate | QIODevice::WriteOnly );
|
|
vfile1.write(DlJob->m_data);
|
|
vfile2.write(DlJob->m_data);
|
|
vfile1.close();
|
|
vfile2.close();
|
|
|
|
// download the right jar, save it in versions/$version/$version.jar
|
|
QString urlstr("http://s3.amazonaws.com/Minecraft.Download/versions/");
|
|
urlstr += targetVersion->descriptor() + "/" + targetVersion->descriptor() + ".jar";
|
|
QString targetstr ("versions/");
|
|
targetstr += targetVersion->descriptor() + "/" + targetVersion->descriptor() + ".jar";
|
|
auto dljob = DownloadJob::create(QUrl(urlstr), targetstr);
|
|
|
|
jarlibDownloadJob.reset(new JobList());
|
|
jarlibDownloadJob->add(dljob);
|
|
connect(jarlibDownloadJob.data(), SIGNAL(finished()), SLOT(jarlibFinished()));
|
|
connect(jarlibDownloadJob.data(), SIGNAL(failed()), SLOT(jarlibFailed()));
|
|
connect(jarlibDownloadJob.data(), SIGNAL(progress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
|
|
// determine and download all the libraries, save them in libraries/whatever...
|
|
download_queue.enqueue(jarlibDownloadJob);
|
|
}
|
|
|
|
void GameUpdateTask::jarlibFinished()
|
|
{
|
|
exit(1);
|
|
}
|
|
|
|
void GameUpdateTask::jarlibFailed()
|
|
{
|
|
error("Failed to download the binary garbage. Try again. Maybe. IF YOU DARE");
|
|
exit(0);
|
|
}
|
|
|
|
void GameUpdateTask::versionFileFailed()
|
|
{
|
|
error("Failed to download the version description. Try again.");
|
|
exit(0);
|
|
}
|
|
|
|
void GameUpdateTask::error(const QString &msg)
|
|
{
|
|
emit gameUpdateError(msg);
|
|
}
|
|
|
|
void GameUpdateTask::updateDownloadProgress(qint64 current, qint64 total)
|
|
{
|
|
// The progress on the current file is current / total
|
|
float currentDLProgress = (float) current / (float) total;
|
|
setProgress((int)(currentDLProgress * 100)); // convert to percentage
|
|
}
|
|
|