PrismLauncher/logic/minecraft/InstanceVersion.cpp

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/* Copyright 2013 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 <QFile>
#include <QDir>
#include <QUuid>
#include <QJsonDocument>
#include <QJsonArray>
#include <pathutils.h>
#include "logic/minecraft/InstanceVersion.h"
#include "logic/minecraft/VersionBuilder.h"
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#include "logic/OneSixInstance.h"
InstanceVersion::InstanceVersion(OneSixInstance *instance, QObject *parent)
: QAbstractListModel(parent), m_instance(instance)
{
clear();
}
void InstanceVersion::reload(const QStringList &external)
{
m_externalPatches = external;
beginResetModel();
VersionBuilder::build(this, m_instance, m_externalPatches);
reapply(true);
endResetModel();
}
void InstanceVersion::clear()
{
id.clear();
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m_updateTimeString.clear();
m_updateTime = QDateTime();
m_releaseTimeString.clear();
m_releaseTime = QDateTime();
type.clear();
assets.clear();
processArguments.clear();
minecraftArguments.clear();
minimumLauncherVersion = 0xDEADBEAF;
mainClass.clear();
appletClass.clear();
libraries.clear();
tweakers.clear();
jarMods.clear();
traits.clear();
}
bool InstanceVersion::canRemove(const int index) const
{
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return VersionPatches.at(index)->isMoveable();
}
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bool InstanceVersion::preremove(VersionPatchPtr patch)
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{
bool ok = true;
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for(auto & jarmod: patch->getJarMods())
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{
QString fullpath =PathCombine(m_instance->jarModsDir(), jarmod->name);
QFileInfo finfo (fullpath);
if(finfo.exists())
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ok &= QFile::remove(fullpath);
}
return ok;
}
bool InstanceVersion::remove(const int index)
{
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if (!canRemove(index))
return false;
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if(!preremove(VersionPatches[index]))
{
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return false;
}
auto toDelete = VersionPatches.at(index)->getPatchFilename();
if(!QFile::remove(toDelete))
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return false;
beginRemoveRows(QModelIndex(), index, index);
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VersionPatches.removeAt(index);
endRemoveRows();
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reapply(true);
saveCurrentOrder();
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return true;
}
bool InstanceVersion::remove(const QString id)
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{
int i = 0;
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for (auto patch : VersionPatches)
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{
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if (patch->getPatchID() == id)
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{
return remove(i);
}
i++;
}
return false;
}
QString InstanceVersion::versionFileId(const int index) const
{
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if (index < 0 || index >= VersionPatches.size())
{
return QString();
}
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return VersionPatches.at(index)->getPatchID();
}
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VersionPatchPtr InstanceVersion::versionPatch(const QString &id)
{
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for (auto file : VersionPatches)
{
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if (file->getPatchID() == id)
{
return file;
}
}
return 0;
}
VersionPatchPtr InstanceVersion::versionPatch(int index)
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{
if(index < 0 || index >= VersionPatches.size())
return 0;
return VersionPatches[index];
}
bool InstanceVersion::hasJarMods()
{
return !jarMods.isEmpty();
}
bool InstanceVersion::hasFtbPack()
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{
return versionPatch("org.multimc.ftb.pack.json") != nullptr;
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}
bool InstanceVersion::removeFtbPack()
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{
return remove("org.multimc.ftb.pack.json");
}
bool InstanceVersion::isVanilla()
{
QDir patches(PathCombine(m_instance->instanceRoot(), "patches/"));
if(VersionPatches.size() >= 1)
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return false;
if(QFile::exists(PathCombine(m_instance->instanceRoot(), "custom.json")))
return false;
if(QFile::exists(PathCombine(m_instance->instanceRoot(), "version.json")))
return false;
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return true;
}
bool InstanceVersion::revertToVanilla()
{
beginResetModel();
// remove custom.json, if present
QString customPath = PathCombine(m_instance->instanceRoot(), "custom.json");
if(QFile::exists(customPath))
{
if(!QFile::remove(customPath))
{
endResetModel();
return false;
}
}
// remove version.json, if present
QString versionPath = PathCombine(m_instance->instanceRoot(), "version.json");
if(QFile::exists(versionPath))
{
if(!QFile::remove(versionPath))
{
endResetModel();
return false;
}
}
// remove patches, if present
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auto it = VersionPatches.begin();
while (it != VersionPatches.end())
{
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if ((*it)->isMoveable())
{
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if(!preremove(*it))
{
endResetModel();
saveCurrentOrder();
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return false;
}
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if(!QFile::remove((*it)->getPatchFilename()))
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{
endResetModel();
saveCurrentOrder();
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return false;
}
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it = VersionPatches.erase(it);
}
else
it++;
}
reapply(true);
endResetModel();
saveCurrentOrder();
return true;
}
bool InstanceVersion::hasDeprecatedVersionFiles()
{
if(QFile::exists(PathCombine(m_instance->instanceRoot(), "custom.json")))
return true;
if(QFile::exists(PathCombine(m_instance->instanceRoot(), "version.json")))
return true;
return false;
}
bool InstanceVersion::removeDeprecatedVersionFiles()
{
beginResetModel();
// remove custom.json, if present
QString customPath = PathCombine(m_instance->instanceRoot(), "custom.json");
if(QFile::exists(customPath))
{
if(!QFile::remove(customPath))
{
endResetModel();
return false;
}
}
// remove version.json, if present
QString versionPath = PathCombine(m_instance->instanceRoot(), "version.json");
if(QFile::exists(versionPath))
{
if(!QFile::remove(versionPath))
{
endResetModel();
return false;
}
}
endResetModel();
return true;
}
QList<std::shared_ptr<OneSixLibrary> > InstanceVersion::getActiveNormalLibs()
{
QList<std::shared_ptr<OneSixLibrary> > output;
for (auto lib : libraries)
{
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if (lib->isActive() && !lib->isNative())
{
output.append(lib);
}
}
return output;
}
QList<std::shared_ptr<OneSixLibrary> > InstanceVersion::getActiveNativeLibs()
{
QList<std::shared_ptr<OneSixLibrary> > output;
for (auto lib : libraries)
{
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if (lib->isActive() && lib->isNative())
{
output.append(lib);
}
}
return output;
}
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std::shared_ptr<InstanceVersion> InstanceVersion::fromJson(const QJsonObject &obj)
{
std::shared_ptr<InstanceVersion> version(new InstanceVersion(0));
try
{
VersionBuilder::readJsonAndApplyToVersion(version.get(), obj);
}
catch(MMCError & err)
{
return 0;
}
return version;
}
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QVariant InstanceVersion::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
int row = index.row();
int column = index.column();
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if (row < 0 || row >= VersionPatches.size())
return QVariant();
if (role == Qt::DisplayRole)
{
switch (column)
{
case 0:
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return VersionPatches.at(row)->getPatchName();
case 1:
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return VersionPatches.at(row)->getPatchVersion();
default:
return QVariant();
}
}
return QVariant();
}
QVariant InstanceVersion::headerData(int section, Qt::Orientation orientation, int role) const
{
if (orientation == Qt::Horizontal)
{
if (role == Qt::DisplayRole)
{
switch (section)
{
case 0:
return tr("Name");
case 1:
return tr("Version");
default:
return QVariant();
}
}
}
return QVariant();
}
Qt::ItemFlags InstanceVersion::flags(const QModelIndex &index) const
{
if (!index.isValid())
return Qt::NoItemFlags;
return Qt::ItemIsSelectable | Qt::ItemIsEnabled;
}
int InstanceVersion::rowCount(const QModelIndex &parent) const
{
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return VersionPatches.size();
}
int InstanceVersion::columnCount(const QModelIndex &parent) const
{
return 2;
}
void InstanceVersion::saveCurrentOrder() const
{
PatchOrder order;
for(auto item: VersionPatches)
{
if(!item->isMoveable())
continue;
order.append(item->getPatchID());
}
VersionBuilder::writeOverrideOrders(m_instance, order);
}
void InstanceVersion::move(const int index, const MoveDirection direction)
{
int theirIndex;
if (direction == MoveUp)
{
theirIndex = index - 1;
}
else
{
theirIndex = index + 1;
}
if (index < 0 || index >= VersionPatches.size())
return;
if (theirIndex >= rowCount())
theirIndex = rowCount() - 1;
if (theirIndex == -1)
theirIndex = rowCount() - 1;
if (index == theirIndex)
return;
int togap = theirIndex > index ? theirIndex + 1 : theirIndex;
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auto from = versionPatch(index);
auto to = versionPatch(theirIndex);
if (!from || !to || !to->isMoveable() || !from->isMoveable())
{
return;
}
beginMoveRows(QModelIndex(), index, index, QModelIndex(), togap);
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VersionPatches.swap(index, theirIndex);
endMoveRows();
saveCurrentOrder();
reapply();
}
void InstanceVersion::resetOrder()
{
QDir(m_instance->instanceRoot()).remove("order.json");
reload(m_externalPatches);
}
void InstanceVersion::reapply(const bool alreadyReseting)
{
clear();
for(auto file: VersionPatches)
{
file->applyTo(this);
}
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finalize();
}
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void InstanceVersion::finalize()
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{
// HACK: deny april fools. my head hurts enough already.
QDate now = QDate::currentDate();
bool isAprilFools = now.month() == 4 && now.day() == 1;
if (assets.endsWith("_af") && !isAprilFools)
{
assets = assets.left(assets.length() - 3);
}
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if (assets.isEmpty())
{
assets = "legacy";
}
auto finalizeArguments = [&]( QString & minecraftArguments, const QString & processArguments ) -> void
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{
if (!minecraftArguments.isEmpty())
return;
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QString toCompare = processArguments.toLower();
if (toCompare == "legacy")
{
minecraftArguments = " ${auth_player_name} ${auth_session}";
}
else if (toCompare == "username_session")
{
minecraftArguments = "--username ${auth_player_name} --session ${auth_session}";
}
else if (toCompare == "username_session_version")
{
minecraftArguments = "--username ${auth_player_name} "
"--session ${auth_session} "
"--version ${profile_name}";
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}
};
finalizeArguments(vanillaMinecraftArguments, vanillaProcessArguments);
finalizeArguments(minecraftArguments, processArguments);
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}
void InstanceVersion::installJarMods(QStringList selectedFiles)
{
for(auto filename: selectedFiles)
{
installJarModByFilename(filename);
}
}
void InstanceVersion::installJarModByFilename(QString filepath)
{
QString patchDir = PathCombine(m_instance->instanceRoot(), "patches");
if(!ensureFolderPathExists(patchDir))
{
// THROW...
return;
}
if (!ensureFolderPathExists(m_instance->jarModsDir()))
{
// THROW...
return;
}
QFileInfo sourceInfo(filepath);
auto uuid = QUuid::createUuid();
QString id = uuid.toString().remove('{').remove('}');
QString target_filename = id + ".jar";
QString target_id = "org.multimc.jarmod." + id;
QString target_name = sourceInfo.completeBaseName() + " (jar mod)";
QString finalPath = PathCombine(m_instance->jarModsDir(), target_filename);
QFileInfo targetInfo(finalPath);
if(targetInfo.exists())
{
// THROW
return;
}
if (!QFile::copy(sourceInfo.absoluteFilePath(),QFileInfo(finalPath).absoluteFilePath()))
{
// THROW
return;
}
auto f = std::make_shared<VersionFile>();
auto jarMod = std::make_shared<Jarmod>();
jarMod->name = target_filename;
f->jarMods.append(jarMod);
f->name = target_name;
f->fileId = target_id;
f->order = getFreeOrderNumber();
QString patchFileName = PathCombine(patchDir, target_id + ".json");
f->filename = patchFileName;
QFile file(patchFileName);
if (!file.open(QFile::WriteOnly))
{
QLOG_ERROR() << "Error opening" << file.fileName()
<< "for reading:" << file.errorString();
return;
// THROW
}
file.write(f->toJson(true).toJson());
file.close();
int index = VersionPatches.size();
beginInsertRows(QModelIndex(), index, index);
VersionPatches.append(f);
endInsertRows();
saveCurrentOrder();
}
int InstanceVersion::getFreeOrderNumber()
{
int largest = 100;
// yes, I do realize this is dumb. The order thing itself is dumb. and to be removed next.
for(auto thing: VersionPatches)
{
int order = thing->getOrder();
if(order > largest)
largest = order;
}
return largest + 1;
}