pollymc/launcher/launch/steps/PreLaunchCommand.cpp

86 lines
2.6 KiB
C++

/* Copyright 2013-2021 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 "PreLaunchCommand.h"
#include <launch/LaunchTask.h>
PreLaunchCommand::PreLaunchCommand(LaunchTask *parent) : LaunchStep(parent)
{
auto instance = m_parent->instance();
m_command = instance->getPreLaunchCommand();
m_process.setProcessEnvironment(instance->createEnvironment());
connect(&m_process, &LoggedProcess::log, this, &PreLaunchCommand::logLines);
connect(&m_process, &LoggedProcess::stateChanged, this, &PreLaunchCommand::on_state);
}
void PreLaunchCommand::executeTask()
{
//FIXME: where to put this?
QString prelaunch_cmd = m_parent->substituteVariables(m_command);
emit logLine(tr("Running Pre-Launch command: %1").arg(prelaunch_cmd), MessageLevel::MultiMC);
m_process.start(prelaunch_cmd);
}
void PreLaunchCommand::on_state(LoggedProcess::State state)
{
auto getError = [&]()
{
return tr("Pre-Launch command failed with code %1.\n\n").arg(m_process.exitCode());
};
switch(state)
{
case LoggedProcess::Aborted:
case LoggedProcess::Crashed:
case LoggedProcess::FailedToStart:
{
auto error = getError();
emit logLine(error, MessageLevel::Fatal);
emitFailed(error);
return;
}
case LoggedProcess::Finished:
{
if(m_process.exitCode() != 0)
{
auto error = getError();
emit logLine(error, MessageLevel::Fatal);
emitFailed(error);
}
else
{
emit logLine(tr("Pre-Launch command ran successfully.\n\n"), MessageLevel::MultiMC);
emitSucceeded();
}
}
default:
break;
}
}
void PreLaunchCommand::setWorkingDirectory(const QString &wd)
{
m_process.setWorkingDirectory(wd);
}
bool PreLaunchCommand::abort()
{
auto state = m_process.state();
if (state == LoggedProcess::Running || state == LoggedProcess::Starting)
{
m_process.kill();
}
return true;
}