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Diffstat (limited to 'archived/projt-launcher/launcher/LoggedProcess.cpp')
| -rw-r--r-- | archived/projt-launcher/launcher/LoggedProcess.cpp | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/archived/projt-launcher/launcher/LoggedProcess.cpp b/archived/projt-launcher/launcher/LoggedProcess.cpp new file mode 100644 index 0000000000..5ac41d6dd6 --- /dev/null +++ b/archived/projt-launcher/launcher/LoggedProcess.cpp @@ -0,0 +1,218 @@ +// SPDX-License-Identifier: GPL-3.0-only +// SPDX-FileCopyrightText: 2026 Project Tick +// SPDX-FileContributor: Project Tick Team +/* + * ProjT Launcher - Minecraft Launcher + * Copyright (C) 2026 Project Tick + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, version 3. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ +/* === Upstream License Block (Do Not Modify) ============================== + * + * Prism Launcher - Minecraft Launcher + * Copyright (C) 2022,2023 Sefa Eyeoglu <contact@scrumplex.net> + * Copyright (c) 2023 flowln <flowlnlnln@gmail.com> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, version 3. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * This file incorporates work covered by the following copyright and + * permission notice: + * + * 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 "LoggedProcess.h" +#include <QDebug> +#include "MessageLevel.h" + +LoggedProcess::LoggedProcess(QStringConverter::Encoding encoding, QObject* parent) + : QProcess(parent), + m_err_decoder(encoding), + m_out_decoder(encoding) +{ + // QProcess has a strange interface... let's map a lot of those into a few. + connect(this, &QProcess::readyReadStandardOutput, this, &LoggedProcess::on_stdOut); + connect(this, &QProcess::readyReadStandardError, this, &LoggedProcess::on_stdErr); + connect(this, &QProcess::finished, this, &LoggedProcess::on_exit); + connect(this, &QProcess::errorOccurred, this, &LoggedProcess::on_error); + connect(this, &QProcess::stateChanged, this, &LoggedProcess::on_stateChange); +} + +LoggedProcess::~LoggedProcess() +{ + if (m_is_detachable) + { + setProcessState(QProcess::NotRunning); + } +} + +QStringList LoggedProcess::reprocess(const QByteArray& data, QStringDecoder& decoder) +{ + QString str = decoder(data); + + if (!m_leftover_line.isEmpty()) + { + str.prepend(m_leftover_line); + m_leftover_line = ""; + } + + auto lines = str.remove(QChar::CarriageReturn).split(QChar::LineFeed); + + m_leftover_line = lines.takeLast(); + return lines; +} + +void LoggedProcess::on_stdErr() +{ + auto lines = reprocess(readAllStandardError(), m_err_decoder); + emit log(lines, MessageLevel::StdErr); +} + +void LoggedProcess::on_stdOut() +{ + auto lines = reprocess(readAllStandardOutput(), m_out_decoder); + emit log(lines, MessageLevel::StdOut); +} + +void LoggedProcess::on_exit(int exit_code, QProcess::ExitStatus status) +{ + // save the exit code + m_exit_code = exit_code; + + // based on state, send signals + if (!m_is_aborting) + { + if (status == QProcess::NormalExit) + { + //: Message displayed on instance exit + emit log({ tr("Process exited with code %1.").arg(exit_code) }, MessageLevel::Launcher); + changeState(LoggedProcess::Finished); + } + else + { + //: Message displayed on instance crashed + if (exit_code == -1) + emit log({ tr("Process crashed.") }, MessageLevel::Launcher); + else + emit log({ tr("Process crashed with exitcode %1.").arg(exit_code) }, MessageLevel::Launcher); + changeState(LoggedProcess::Crashed); + } + } + else + { + //: Message displayed after the instance exits due to kill request + emit log({ tr("Process was killed by user.") }, MessageLevel::Error); + changeState(LoggedProcess::Aborted); + } +} + +void LoggedProcess::on_error(QProcess::ProcessError error) +{ + switch (error) + { + case QProcess::FailedToStart: + { + emit log({ tr("The process failed to start.") }, MessageLevel::Fatal); + changeState(LoggedProcess::FailedToStart); + break; + } + // we'll just ignore those... never needed them + case QProcess::Crashed: + case QProcess::ReadError: + case QProcess::Timedout: + case QProcess::UnknownError: + case QProcess::WriteError: break; + } +} + +void LoggedProcess::kill() +{ + m_is_aborting = true; + QProcess::kill(); +} + +int LoggedProcess::exitCode() const +{ + return m_exit_code; +} + +void LoggedProcess::changeState(LoggedProcess::State state) +{ + if (state == m_state) + return; + m_state = state; + emit stateChanged(m_state); +} + +LoggedProcess::State LoggedProcess::state() const +{ + return m_state; +} + +void LoggedProcess::on_stateChange(QProcess::ProcessState state) +{ + switch (state) + { + case QProcess::NotRunning: break; // let's not - there are too many that handle this already. + case QProcess::Starting: + { + if (m_state != LoggedProcess::NotRunning) + { + qWarning() << "Wrong state change for process from state" << m_state << "to" + << (int)LoggedProcess::Starting; + } + changeState(LoggedProcess::Starting); + return; + } + case QProcess::Running: + { + if (m_state != LoggedProcess::Starting) + { + qWarning() << "Wrong state change for process from state" << m_state << "to" + << (int)LoggedProcess::Running; + } + changeState(LoggedProcess::Running); + return; + } + } +} + +void LoggedProcess::setDetachable(bool detachable) +{ + m_is_detachable = detachable; +} |