summaryrefslogtreecommitdiffstats
path: root/api/logic/minecraft/launch/LauncherPartLaunch.cpp
blob: bc71fe285ad8866241aa072ad07543b63696102c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/* Copyright 2013-2015 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 "LauncherPartLaunch.h"
#include <QCoreApplication>
#include <launch/LaunchTask.h>
#include <minecraft/MinecraftInstance.h>
#include <FileSystem.h>
#include <QStandardPaths>

LauncherPartLaunch::LauncherPartLaunch(LaunchTask *parent) : LaunchStep(parent)
{
	connect(&m_process, &LoggedProcess::log, this, &LauncherPartLaunch::logLines);
	connect(&m_process, &LoggedProcess::stateChanged, this, &LauncherPartLaunch::on_state);
}

void LauncherPartLaunch::executeTask()
{
	auto instance = m_parent->instance();
	std::shared_ptr<MinecraftInstance> minecraftInstance = std::dynamic_pointer_cast<MinecraftInstance>(instance);

	m_launchScript = minecraftInstance->createLaunchScript(m_session);
	QStringList args = minecraftInstance->javaArguments();
	QString allArgs = args.join(", ");
	emit logLine("Java Arguments:\n[" + m_parent->censorPrivateInfo(allArgs) + "]\n\n", MessageLevel::MultiMC);

	auto javaPath = FS::ResolveExecutable(instance->settings()->get("JavaPath").toString());

	m_process.setProcessEnvironment(instance->createEnvironment());

	args << "-jar" << FS::PathCombine(QCoreApplication::applicationDirPath(), "jars", "NewLaunch.jar");

	QString wrapperCommand = instance->getWrapperCommand();
	if(!wrapperCommand.isEmpty())
	{
		auto realWrapperCommand = QStandardPaths::findExecutable(wrapperCommand);
		if (realWrapperCommand.isEmpty())
		{
			QString reason = tr("The wrapper command \"%1\" couldn't be found.").arg(wrapperCommand);
			emit logLine(reason, MessageLevel::Fatal);
			emitFailed(reason);
			return;
		}
		emit logLine("Wrapper command is:\n" + wrapperCommand + "\n\n", MessageLevel::MultiMC);
		args.prepend(javaPath);
		m_process.start(wrapperCommand, args);
	}
	else
	{
		m_process.start(javaPath, args);
	}
}

void LauncherPartLaunch::on_state(LoggedProcess::State state)
{
	switch(state)
	{
		case LoggedProcess::FailedToStart:
		{
			//: Error message displayed if instace can't start
			QString reason = tr("Could not launch minecraft!");
			emit logLine(reason, MessageLevel::Fatal);
			emitFailed(reason);
			return;
		}
		case LoggedProcess::Aborted:
		case LoggedProcess::Crashed:

		{
			m_parent->setPid(-1);
			emitFailed("Game crashed.");
			return;
		}
		case LoggedProcess::Finished:
		{
			m_parent->setPid(-1);
			// if the exit code wasn't 0, report this as a crash
			auto exitCode = m_process.exitCode();
			if(exitCode != 0)
			{
				emitFailed("Game crashed.");
				return;
			}
			//FIXME: make this work again
			// m_postlaunchprocess.processEnvironment().insert("INST_EXITCODE", QString(exitCode));
			// run post-exit
			emitSucceeded();
			break;
		}
		case LoggedProcess::Running:
			emit logLine(tr("Minecraft process ID: %1\n\n").arg(m_process.processId()), MessageLevel::MultiMC);
			m_parent->setPid(m_process.processId());
			m_parent->instance()->setLastLaunch();
			// send the launch script to the launcher part
			m_process.write(m_launchScript.toUtf8());
			qDebug() << m_launchScript;

			mayProceed = true;
			emit readyForLaunch();
			break;
		default:
			break;
	}
}

void LauncherPartLaunch::setWorkingDirectory(const QString &wd)
{
	m_process.setWorkingDirectory(wd);
}

void LauncherPartLaunch::proceed()
{
	if(mayProceed)
	{
		QString launchString("launch\n");
		m_process.write(launchString.toUtf8());
		mayProceed = false;
	}
}

bool LauncherPartLaunch::abort()
{
	if(mayProceed)
	{
		mayProceed = false;
		QString launchString("abort\n");
		m_process.write(launchString.toUtf8());
	}
	else
	{
		auto state = m_process.state();
		if (state == LoggedProcess::Running || state == LoggedProcess::Starting)
		{
			m_process.kill();
		}
	}
	return true;
}