PrismLauncher/backend/MinecraftProcess.cpp
2013-08-03 15:57:33 +02:00

169 lines
4.6 KiB
C++

/* 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 IBUS "@im=ibus"
// constructor
MinecraftProcess::MinecraftProcess( BaseInstance* inst ) :
m_instance(inst)
{
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);
// std channels
connect(this, SIGNAL(readyReadStandardError()), SLOT(on_stdErr()));
connect(this, SIGNAL(readyReadStandardOutput()), SLOT(on_stdOut()));
}
void MinecraftProcess::setMinecraftArguments ( QStringList args )
{
m_args = args;
}
void MinecraftProcess::setMinecraftWorkdir ( QString path )
{
QDir mcDir(path);
this->setWorkingDirectory(mcDir.absolutePath());
m_prepostlaunchprocess.setWorkingDirectory(mcDir.absolutePath());
}
// 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
}
}
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();
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_args.join("' '")));
start(JavaPath, m_args);
if (!waitForStarted())
{
emit log("Could not launch minecraft!");
return;
//TODO: error handling
}
}