sneedmc/logic/minecraft/LegacyInstance.cpp
2015-09-26 04:04:09 +02:00

457 lines
12 KiB
C++

/* 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 <QFileInfo>
#include <QDir>
#include <QImage>
#include <settings/Setting.h>
#include <pathutils.h>
#include <cmdutils.h>
#include "LegacyInstance.h"
#include "minecraft/LegacyUpdate.h"
#include "icons/IconList.h"
#include "launch/LaunchTask.h"
#include <launch/steps/LaunchMinecraft.h>
#include <launch/steps/PostLaunchCommand.h>
#include <launch/steps/ModMinecraftJar.h>
#include <launch/steps/Update.h>
#include <launch/steps/PreLaunchCommand.h>
#include <launch/steps/TextPrint.h>
#include <launch/steps/CheckJava.h>
#include "minecraft/ModList.h"
#include "minecraft/WorldList.h"
#include <MMCZip.h>
LegacyInstance::LegacyInstance(SettingsObjectPtr globalSettings, SettingsObjectPtr settings, const QString &rootDir)
: MinecraftInstance(globalSettings, settings, rootDir)
{
m_lwjglFolderSetting = globalSettings->getSetting("LWJGLDir");
settings->registerSetting("NeedsRebuild", true);
settings->registerSetting("ShouldUpdate", false);
settings->registerSetting("JarVersion", "Unknown");
settings->registerSetting("LwjglVersion", "2.9.0");
settings->registerSetting("IntendedJarVersion", "");
/*
* custom base jar has no default. it is determined in code... see the accessor methods for
*it
*
* for instances that DO NOT have the CustomBaseJar setting (legacy instances),
* [.]minecraft/bin/mcbackup.jar is the default base jar
*/
settings->registerSetting("UseCustomBaseJar", true);
settings->registerSetting("CustomBaseJar", "");
}
QString LegacyInstance::baseJar() const
{
bool customJar = m_settings->get("UseCustomBaseJar").toBool();
if (customJar)
{
return customBaseJar();
}
else
return defaultBaseJar();
}
QString LegacyInstance::customBaseJar() const
{
QString value = m_settings->get("CustomBaseJar").toString();
if (value.isNull() || value.isEmpty())
{
return defaultCustomBaseJar();
}
return value;
}
void LegacyInstance::setCustomBaseJar(QString val)
{
if (val.isNull() || val.isEmpty() || val == defaultCustomBaseJar())
m_settings->reset("CustomBaseJar");
else
m_settings->set("CustomBaseJar", val);
}
void LegacyInstance::setShouldUseCustomBaseJar(bool val)
{
m_settings->set("UseCustomBaseJar", val);
}
bool LegacyInstance::shouldUseCustomBaseJar() const
{
return m_settings->get("UseCustomBaseJar").toBool();
}
std::shared_ptr<Task> LegacyInstance::createUpdateTask()
{
// make sure the jar mods list is initialized by asking for it.
auto list = jarModList();
// create an update task
return std::shared_ptr<Task>(new LegacyUpdate(this, this));
}
std::shared_ptr<LaunchTask> LegacyInstance::createLaunchTask(AuthSessionPtr session)
{
QString launchScript;
QIcon icon = ENV.icons()->getIcon(iconKey());
auto pixmap = icon.pixmap(128, 128);
pixmap.save(PathCombine(minecraftRoot(), "icon.png"), "PNG");
// create the launch script
{
// window size
QString windowParams;
if (settings()->get("LaunchMaximized").toBool())
windowParams = "max";
else
windowParams = QString("%1x%2")
.arg(settings()->get("MinecraftWinWidth").toInt())
.arg(settings()->get("MinecraftWinHeight").toInt());
QString lwjgl = QDir(m_lwjglFolderSetting->get().toString() + "/" + lwjglVersion())
.absolutePath();
launchScript += "userName " + session->player_name + "\n";
launchScript += "sessionId " + session->session + "\n";
launchScript += "windowTitle " + windowTitle() + "\n";
launchScript += "windowParams " + windowParams + "\n";
launchScript += "lwjgl " + lwjgl + "\n";
launchScript += "launcher legacy\n";
}
auto process = LaunchTask::create(std::dynamic_pointer_cast<MinecraftInstance>(getSharedPtr()));
auto pptr = process.get();
// print a header
{
process->appendStep(std::make_shared<TextPrint>(pptr, "Minecraft folder is:\n" + minecraftRoot() + "\n\n", MessageLevel::MultiMC));
}
{
auto step = std::make_shared<CheckJava>(pptr);
process->appendStep(step);
}
// run pre-launch command if that's needed
if(getPreLaunchCommand().size())
{
auto step = std::make_shared<PreLaunchCommand>(pptr);
step->setWorkingDirectory(minecraftRoot());
process->appendStep(step);
}
// if we aren't in offline mode,.
if(session->status != AuthSession::PlayableOffline)
{
process->appendStep(std::make_shared<Update>(pptr));
}
// if there are any jar mods
if(getJarMods().size())
{
auto step = std::make_shared<ModMinecraftJar>(pptr);
process->appendStep(step);
}
// actually launch the game
{
auto step = std::make_shared<LaunchMinecraft>(pptr);
step->setWorkingDirectory(minecraftRoot());
step->setLaunchScript(launchScript);
process->appendStep(step);
}
// run post-exit command if that's needed
if(getPostExitCommand().size())
{
auto step = std::make_shared<PostLaunchCommand>(pptr);
step->setWorkingDirectory(minecraftRoot());
process->appendStep(step);
}
if (session)
{
process->setCensorFilter(createCensorFilterFromSession(session));
}
return process;
}
std::shared_ptr<Task> LegacyInstance::createJarModdingTask()
{
class JarModTask : public Task
{
public:
explicit JarModTask(std::shared_ptr<LegacyInstance> inst) : Task(nullptr), m_inst(inst)
{
}
virtual void executeTask()
{
if (!m_inst->shouldRebuild())
{
emitSucceeded();
return;
}
// Get the mod list
auto modList = m_inst->getJarMods();
QFileInfo runnableJar(m_inst->runnableJar());
QFileInfo baseJar(m_inst->baseJar());
bool base_is_custom = m_inst->shouldUseCustomBaseJar();
// Nothing to do if there are no jar mods to install, no backup and just the mc jar
if (base_is_custom)
{
// yes, this can happen if the instance only has the runnable jar and not the base jar
// it *could* be assumed that such an instance is vanilla, but that wouldn't be safe
// because that's not something mmc4 guarantees
if (runnableJar.isFile() && !baseJar.exists() && modList.empty())
{
m_inst->setShouldRebuild(false);
emitSucceeded();
return;
}
setStatus(tr("Installing mods: Backing up minecraft.jar ..."));
if (!baseJar.exists() && !QFile::copy(runnableJar.filePath(), baseJar.filePath()))
{
emitFailed("It seems both the active and base jar are gone. A fresh base jar will "
"be used on next run.");
m_inst->setShouldRebuild(true);
m_inst->setShouldUpdate(true);
m_inst->setShouldUseCustomBaseJar(false);
return;
}
}
if (!baseJar.exists())
{
emitFailed("The base jar " + baseJar.filePath() + " does not exist");
return;
}
if (runnableJar.exists() && !QFile::remove(runnableJar.filePath()))
{
emitFailed("Failed to delete old minecraft.jar");
return;
}
setStatus(tr("Installing mods: Opening minecraft.jar ..."));
QString outputJarPath = runnableJar.filePath();
QString inputJarPath = baseJar.filePath();
if(!MMCZip::createModdedJar(inputJarPath, outputJarPath, modList))
{
emitFailed(tr("Failed to create the custom Minecraft jar file."));
return;
}
m_inst->setShouldRebuild(false);
// inst->UpdateVersion(true);
emitSucceeded();
return;
}
std::shared_ptr<LegacyInstance> m_inst;
};
return std::make_shared<JarModTask>(std::dynamic_pointer_cast<LegacyInstance>(shared_from_this()));
}
void LegacyInstance::cleanupAfterRun()
{
// FIXME: delete the launcher and icons and whatnot.
}
std::shared_ptr<ModList> LegacyInstance::coreModList() const
{
if (!core_mod_list)
{
core_mod_list.reset(new ModList(coreModsDir()));
}
core_mod_list->update();
return core_mod_list;
}
std::shared_ptr<ModList> LegacyInstance::jarModList() const
{
if (!jar_mod_list)
{
auto list = new ModList(jarModsDir(), modListFile());
connect(list, SIGNAL(changed()), SLOT(jarModsChanged()));
jar_mod_list.reset(list);
}
jar_mod_list->update();
return jar_mod_list;
}
QList<Mod> LegacyInstance::getJarMods() const
{
return jarModList()->allMods();
}
void LegacyInstance::jarModsChanged()
{
qDebug() << "Jar mods of instance " << name() << " have changed. Jar will be rebuilt.";
setShouldRebuild(true);
}
std::shared_ptr<ModList> LegacyInstance::loaderModList() const
{
if (!loader_mod_list)
{
loader_mod_list.reset(new ModList(loaderModsDir()));
}
loader_mod_list->update();
return loader_mod_list;
}
std::shared_ptr<ModList> LegacyInstance::texturePackList() const
{
if (!texture_pack_list)
{
texture_pack_list.reset(new ModList(texturePacksDir()));
}
texture_pack_list->update();
return texture_pack_list;
}
std::shared_ptr<WorldList> LegacyInstance::worldList() const
{
if (!m_world_list)
{
m_world_list.reset(new WorldList(savesDir()));
}
return m_world_list;
}
QString LegacyInstance::jarModsDir() const
{
return PathCombine(instanceRoot(), "instMods");
}
QString LegacyInstance::binDir() const
{
return PathCombine(minecraftRoot(), "bin");
}
QString LegacyInstance::libDir() const
{
return PathCombine(minecraftRoot(), "lib");
}
QString LegacyInstance::savesDir() const
{
return PathCombine(minecraftRoot(), "saves");
}
QString LegacyInstance::loaderModsDir() const
{
return PathCombine(minecraftRoot(), "mods");
}
QString LegacyInstance::coreModsDir() const
{
return PathCombine(minecraftRoot(), "coremods");
}
QString LegacyInstance::resourceDir() const
{
return PathCombine(minecraftRoot(), "resources");
}
QString LegacyInstance::texturePacksDir() const
{
return PathCombine(minecraftRoot(), "texturepacks");
}
QString LegacyInstance::runnableJar() const
{
return PathCombine(binDir(), "minecraft.jar");
}
QString LegacyInstance::modListFile() const
{
return PathCombine(instanceRoot(), "modlist");
}
QString LegacyInstance::instanceConfigFolder() const
{
return PathCombine(minecraftRoot(), "config");
}
bool LegacyInstance::shouldRebuild() const
{
return m_settings->get("NeedsRebuild").toBool();
}
void LegacyInstance::setShouldRebuild(bool val)
{
m_settings->set("NeedsRebuild", val);
}
QString LegacyInstance::currentVersionId() const
{
return m_settings->get("JarVersion").toString();
}
QString LegacyInstance::lwjglVersion() const
{
return m_settings->get("LwjglVersion").toString();
}
void LegacyInstance::setLWJGLVersion(QString val)
{
m_settings->set("LwjglVersion", val);
}
QString LegacyInstance::intendedVersionId() const
{
return m_settings->get("IntendedJarVersion").toString();
}
bool LegacyInstance::setIntendedVersionId(QString version)
{
settings()->set("IntendedJarVersion", version);
setShouldUpdate(true);
return true;
}
bool LegacyInstance::shouldUpdate() const
{
QVariant var = settings()->get("ShouldUpdate");
if (!var.isValid() || var.toBool() == false)
{
return intendedVersionId() != currentVersionId();
}
return true;
}
void LegacyInstance::setShouldUpdate(bool val)
{
settings()->set("ShouldUpdate", val);
}
QString LegacyInstance::defaultBaseJar() const
{
return "versions/" + intendedVersionId() + "/" + intendedVersionId() + ".jar";
}
QString LegacyInstance::defaultCustomBaseJar() const
{
return PathCombine(binDir(), "mcbackup.jar");
}
QString LegacyInstance::lwjglFolder() const
{
return m_lwjglFolderSetting->get().toString();
}
QString LegacyInstance::typeName() const
{
return tr("Legacy");
}