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/* Copyright 2013 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* 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 "MinecraftProcess.h"
#include <QDataStream>
#include <QFile>
#include <QDir>
//#include <QImage>
#include <QProcessEnvironment>
#include "BaseInstance.h"
#include "osutils.h"
#include "pathutils.h"
#include "cmdutils.h"
#define LAUNCHER_FILE "MultiMCLauncher.jar"
#define IBUS "@im=ibus"
// prepare tools
inline void MinecraftProcess::extractIcon(BaseInstance *inst, QString destination)
{
// QImage(":/icons/instances/" + inst->iconKey()).save(destination);
}
inline void MinecraftProcess::extractLauncher(QString destination)
{
QFile(":/launcher/launcher.jar").copy(destination);
}
void MinecraftProcess::prepare(BaseInstance *inst)
{
extractLauncher(PathCombine(inst->minecraftDir(), LAUNCHER_FILE));
extractIcon(inst, PathCombine(inst->minecraftDir(), "icon.png"));
}
// constructor
MinecraftProcess::MinecraftProcess(BaseInstance *inst, QString user, QString session) :
m_instance(inst), m_user(user), m_session(session)
{
connect(this, SIGNAL(finished(int, QProcess::ExitStatus)), SLOT(finish(int, QProcess::ExitStatus)));
// prepare the process environment
QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
#ifdef LINUX
// Strip IBus
if (env.value("XMODIFIERS").contains(IBUS))
env.insert("XMODIFIERS", env.value("XMODIFIERS").replace(IBUS, ""));
#endif
// export some infos
env.insert("INST_NAME", inst->name());
env.insert("INST_ID", inst->id());
env.insert("INST_DIR", QDir(inst->rootDir()).absolutePath());
this->setProcessEnvironment(env);
m_prepostlaunchprocess.setProcessEnvironment(env);
// set the cwd
QDir mcDir(inst->minecraftDir());
this->setWorkingDirectory(mcDir.absolutePath());
m_prepostlaunchprocess.setWorkingDirectory(mcDir.absolutePath());
// std channels
connect(this, SIGNAL(readyReadStandardError()), SLOT(on_stdErr()));
connect(this, SIGNAL(readyReadStandardOutput()), SLOT(on_stdOut()));
}
// console window
void MinecraftProcess::on_stdErr()
{
QByteArray data = readAllStandardError();
QString str = m_err_leftover + QString::fromLocal8Bit(data);
m_err_leftover.clear();
QStringList lines = str.split("\n");
bool complete = str.endsWith("\n");
for(int i = 0; i < lines.size() - 1; i++)
{
QString & line = lines[i];
MessageLevel::Enum level = MessageLevel::Error;
if(line.contains("[INFO]") || line.contains("[CONFIG]") || line.contains("[FINE]") || line.contains("[FINER]") || line.contains("[FINEST]") )
level = MessageLevel::Message;
if(line.contains("[SEVERE]") || line.contains("[WARNING]") || line.contains("[STDERR]"))
level = MessageLevel::Error;
emit log(lines[i].toLocal8Bit(), level);
}
if(!complete)
m_err_leftover = lines.last();
}
void MinecraftProcess::on_stdOut()
{
QByteArray data = readAllStandardOutput();
QString str = m_out_leftover + QString::fromLocal8Bit(data);
m_out_leftover.clear();
QStringList lines = str.split("\n");
bool complete = str.endsWith("\n");
for(int i = 0; i < lines.size() - 1; i++)
{
QString & line = lines[i];
emit log(lines[i].toLocal8Bit(), MessageLevel::Message);
}
if(!complete)
m_out_leftover = lines.last();
}
// exit handler
void MinecraftProcess::finish(int code, ExitStatus status)
{
if (status != NormalExit)
{
//TODO: error handling
}
emit log("Minecraft exited.");
m_prepostlaunchprocess.processEnvironment().insert("INST_EXITCODE", QString(code));
// run post-exit
if (!m_instance->settings().get("PostExitCommand").toString().isEmpty())
{
m_prepostlaunchprocess.start(m_instance->settings().get("PostExitCommand").toString());
m_prepostlaunchprocess.waitForFinished();
if (m_prepostlaunchprocess.exitStatus() != NormalExit)
{
//TODO: error handling
}
}
// if (m_console != nullptr)
// m_console->setMayClose(true);
emit ended();
}
void MinecraftProcess::launch()
{
if (!m_instance->settings().get("PreLaunchCommand").toString().isEmpty())
{
m_prepostlaunchprocess.start(m_instance->settings().get("PreLaunchCommand").toString());
m_prepostlaunchprocess.waitForFinished();
if (m_prepostlaunchprocess.exitStatus() != NormalExit)
{
//TODO: error handling
return;
}
}
m_instance->setLastLaunch();
prepare(m_instance);
genArgs();
emit log(QString("Minecraft folder is: '%1'").arg(workingDirectory()));
QString JavaPath = m_instance->settings().get("JavaPath").toString();
emit log(QString("Java path: '%1'").arg(JavaPath));
emit log(QString("Arguments: '%1'").arg(m_arguments.join("' '")));
start(JavaPath, m_arguments);
if (!waitForStarted())
{
emit log("Could not launch minecraft!");
return;
//TODO: error handling
}
// if(m_console != nullptr)
// m_console->setMayClose(false);
}
void MinecraftProcess::genArgs()
{
// start fresh
m_arguments.clear();
// window size
QString windowSize;
if (m_instance->settings().get("LaunchMaximized").toBool())
windowSize = "max";
else
windowSize = QString("%1x%2").
arg(m_instance->settings().get("MinecraftWinWidth").toInt()).
arg(m_instance->settings().get("MinecraftWinHeight").toInt());
// window title
QString windowTitle;
windowTitle.append("MultiMC: ").append(m_instance->name());
// Java arguments
m_arguments.append(Util::Commandline::splitArgs(m_instance->settings().get("JvmArgs").toString()));
#ifdef OSX
// OSX dock icon and name
m_arguments << "-Xdock:icon=icon.png";
m_arguments << QString("-Xdock:name=\"%1\"").arg(windowTitle);
#endif
// lwjgl
QString lwjgl = QDir(globalSettings->get("LWJGLDir").toString() + "/" +
m_instance->lwjglVersion()).absolutePath();
// launcher arguments
m_arguments << QString("-Xms%1m").arg(m_instance->settings().get("MinMemAlloc").toInt());
m_arguments << QString("-Xmx%1m").arg(m_instance->settings().get("MaxMemAlloc").toInt());
m_arguments << "-jar" << LAUNCHER_FILE;
m_arguments << m_user;
m_arguments << m_session;
m_arguments << windowTitle;
m_arguments << windowSize;
m_arguments << lwjgl;
}
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