QString BaseInstance::minecraftRoot() const
{
QFileInfo mcDir(PathCombine(instanceRoot(), "minecraft"));
QFileInfo dotMCDir(PathCombine(instanceRoot(), ".minecraft"));
if (dotMCDir.exists() && !mcDir.exists())
return dotMCDir.filePath();
else
return mcDir.filePath();
}
bool OneSixInstance::setIntendedVersionId(QString version)
{
settings().set("IntendedVersion", version);
setShouldUpdate(true);
auto pathCustom = PathCombine(instanceRoot(), "custom.json");
auto pathOrig = PathCombine(instanceRoot(), "version.json");
QFile::remove(pathCustom);
QFile::remove(pathOrig);
reloadFullVersion();
return true;
}
bool OneSixInstance::customizeVersion()
{
if (!versionIsCustom())
{
auto pathCustom = PathCombine(instanceRoot(), "custom.json");
auto pathOrig = PathCombine(instanceRoot(), "version.json");
QFile::copy(pathOrig, pathCustom);
return reloadFullVersion();
}
else
return true;
}
bool OneSixInstance::revertCustomVersion()
{
if (versionIsCustom())
{
auto path = PathCombine(instanceRoot(), "custom.json");
QFile::remove(path);
return reloadFullVersion();
}
else
return true;
}
bool OneSixInstance::reloadFullVersion()
{
I_D(OneSixInstance);
QString verpath = PathCombine(instanceRoot(), "version.json");
{
QString verpath_custom = PathCombine(instanceRoot(), "custom.json");
QFile versionfile(verpath_custom);
if (versionfile.exists())
verpath = verpath_custom;
}
auto version = OneSixVersion::fromFile(verpath);
if (version)
{
d->version = version;
return true;
}
else
{
d->version.reset();
return false;
}
}
bool OneSixInstance::reloadFullVersion()
{
I_D(OneSixInstance);
QString verpath = PathCombine(instanceRoot(), "version.json");
QFile versionfile(verpath);
if(versionfile.exists() && versionfile.open(QIODevice::ReadOnly))
{
FullVersionFactory fvf;
auto version = fvf.parse(versionfile.readAll());
versionfile.close();
if(version)
{
d->version = version;
return true;
}
};
return false;
}
void OneSixUpdate::prepareForLaunch()
{
setStatus(tr("Preparing for launch..."));
QLOG_INFO() << m_inst->name() << ": preparing for launch";
auto onesix_inst = (OneSixInstance *)m_inst;
// delete any leftovers, if they are present.
onesix_inst->cleanupAfterRun();
QString natives_dir_raw = PathCombine(onesix_inst->instanceRoot(), "natives/");
auto version = onesix_inst->getFullVersion();
if (!version)
{
emitFailed("The version information for this instance is not complete. Try re-creating "
"it or changing the version.");
return;
}
/*
for (auto lib : version->getActiveNativeLibs())
{
if (!lib->filesExist())
{
emitFailed("Native library is missing some files:\n" + lib->storagePath() +
"\n\nRun the instance at least once in online mode to get all the "
"required files.");
return;
}
if (!lib->extractTo(natives_dir_raw))
{
emitFailed("Could not extract the native library:\n" + lib->storagePath() + " to " +
natives_dir_raw +
"\n\nMake sure MultiMC has appropriate permissions and there is enough "
"space on the storage device.");
return;
}
}
*/
emitSucceeded();
}
MinecraftProcess* OneSixInstance::prepareForLaunch ( QString user, QString session )
{
I_D(OneSixInstance);
cleanupAfterRun();
auto version = d->version;
if(!version)
return nullptr;
auto libs_to_extract = version->getActiveNativeLibs();
QString natives_dir_raw = PathCombine(instanceRoot(), "natives/");
bool success = ensureFolderPathExists(natives_dir_raw);
if(!success)
{
// FIXME: handle errors
return nullptr;
}
for(auto lib: libs_to_extract)
{
QString path = "libraries/" + lib->storagePath();
qDebug() << "Will extract " << path.toLocal8Bit();
if(JlCompress::extractWithExceptions(path, natives_dir_raw, lib->extract_excludes).isEmpty())
{
return nullptr;
}
}
QStringList args;
args.append(Util::Commandline::splitArgs(settings().get("JvmArgs").toString()));
args << QString("-Xms%1m").arg(settings().get("MinMemAlloc").toInt());
args << QString("-Xmx%1m").arg(settings().get("MaxMemAlloc").toInt());
args << QString("-XX:PermSize=%1m").arg(settings().get("PermGen").toInt());
QDir natives_dir(natives_dir_raw);
args << QString("-Djava.library.path=%1").arg( natives_dir.absolutePath() );
QString classPath;
{
auto libs = version->getActiveNormalLibs();
for (auto lib: libs)
{
QFileInfo fi(QString("libraries/") + lib->storagePath());
classPath.append(fi.absoluteFilePath());
#ifdef Q_OS_WIN32
classPath.append(';');
#else
classPath.append(':');
#endif
}
QString targetstr = "versions/" + version->id + "/" + version->id + ".jar";
QFileInfo fi(targetstr);
classPath.append(fi.absoluteFilePath());
}
if(classPath.size())
{
args << "-cp";
args << classPath;
}
args << version->mainClass;
args.append(processMinecraftArgs(user, session));
// create the process and set its parameters
MinecraftProcess * proc = new MinecraftProcess(this);
proc->setMinecraftArguments(args);
proc->setMinecraftWorkdir(minecraftRoot());
return proc;
}
QString OneSixInstance::defaultCustomBaseJar() const
{
return PathCombine(instanceRoot(), "custom.jar");
}
void OneSixInstance::cleanupAfterRun()
{
QString target_dir = PathCombine(instanceRoot(), "natives/");
QDir dir(target_dir);
dir.removeRecursively();
}
QString LegacyInstance::modListFile() const
{
return PathCombine(instanceRoot(), "modlist");
}
QString LegacyInstance::jarModsDir() const
{
return PathCombine(instanceRoot(), "instMods");
}
QString BaseInstance::id() const
{
return QFileInfo(instanceRoot()).fileName();
}
void BaseInstance::nuke()
{
QDir(instanceRoot()).removeRecursively();
emit nuked(this);
}
MinecraftProcess *OneSixInstance::prepareForLaunch(LoginResponse response)
{
I_D(OneSixInstance);
cleanupAfterRun();
auto version = d->version;
if (!version)
return nullptr;
auto libs_to_extract = version->getActiveNativeLibs();
QString natives_dir_raw = PathCombine(instanceRoot(), "natives/");
bool success = ensureFolderPathExists(natives_dir_raw);
if (!success)
{
// FIXME: handle errors
return nullptr;
}
for (auto lib : libs_to_extract)
{
QString path = "libraries/" + lib->storagePath();
QLOG_INFO() << "Will extract " << path.toLocal8Bit();
if (JlCompress::extractWithExceptions(path, natives_dir_raw, lib->extract_excludes)
.isEmpty())
{
return nullptr;
}
}
QStringList args;
args.append(Util::Commandline::splitArgs(settings().get("JvmArgs").toString()));
args << QString("-Xms%1m").arg(settings().get("MinMemAlloc").toInt());
args << QString("-Xmx%1m").arg(settings().get("MaxMemAlloc").toInt());
args << QString("-XX:PermSize=%1m").arg(settings().get("PermGen").toInt());
/**
* HACK: Stupid hack for Intel drivers.
* See: https://mojang.atlassian.net/browse/MCL-767
*/
#ifdef Q_OS_WIN32
args << QString("-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_"
"minecraft.exe.heapdump");
#endif
QDir natives_dir(natives_dir_raw);
args << QString("-Djava.library.path=%1").arg(natives_dir.absolutePath());
QString classPath;
{
auto libs = version->getActiveNormalLibs();
for (auto lib : libs)
{
QFileInfo fi(QString("libraries/") + lib->storagePath());
classPath.append(fi.absoluteFilePath());
#ifdef Q_OS_WIN32
classPath.append(';');
#else
classPath.append(':');
#endif
}
QString targetstr = "versions/" + version->id + "/" + version->id + ".jar";
QFileInfo fi(targetstr);
classPath.append(fi.absoluteFilePath());
}
if (classPath.size())
{
args << "-cp";
args << classPath;
}
args << version->mainClass;
args.append(processMinecraftArgs(response));
// Set the width and height for 1.6 instances
bool maximize = settings().get("LaunchMaximized").toBool();
if (maximize)
{
// this is probably a BAD idea
// args << QString("--fullscreen");
}
else
{
args << QString("--width") << settings().get("MinecraftWinWidth").toString();
args << QString("--height") << settings().get("MinecraftWinHeight").toString();
}
// create the process and set its parameters
MinecraftProcess *proc = new MinecraftProcess(this);
proc->setMinecraftArguments(args);
proc->setMinecraftWorkdir(minecraftRoot());
return proc;
}
bool OneSixInstance::versionIsCustom()
{
QString verpath_custom = PathCombine(instanceRoot(), "custom.json");
QFile versionfile(verpath_custom);
return versionfile.exists();
}