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Diffstat (limited to 'meshmc/launcher/minecraft/ProfileUtils.cpp')
| -rw-r--r-- | meshmc/launcher/minecraft/ProfileUtils.cpp | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/meshmc/launcher/minecraft/ProfileUtils.cpp b/meshmc/launcher/minecraft/ProfileUtils.cpp new file mode 100644 index 0000000000..2bc6650ed5 --- /dev/null +++ b/meshmc/launcher/minecraft/ProfileUtils.cpp @@ -0,0 +1,204 @@ +/* SPDX-FileCopyrightText: 2026 Project Tick + * SPDX-FileContributor: Project Tick + * SPDX-License-Identifier: GPL-3.0-or-later + * + * MeshMC - A Custom Launcher for Minecraft + * 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, either version 3 of the License, or + * (at your option) any later version. + * + * 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, see <https://www.gnu.org/licenses/>. + */ + +#include "ProfileUtils.h" +#include "minecraft/VersionFilterData.h" +#include "minecraft/OneSixVersionFormat.h" +#include "Json.h" +#include <QDebug> + +#include <QJsonDocument> +#include <QJsonArray> +#include <QRegularExpression> +#include <QSaveFile> + +namespace ProfileUtils +{ + + static const int currentOrderFileVersion = 1; + + bool readOverrideOrders(QString path, PatchOrder& order) + { + QFile orderFile(path); + if (!orderFile.exists()) { + qWarning() << "Order file doesn't exist. Ignoring."; + return false; + } + if (!orderFile.open(QFile::ReadOnly)) { + qCritical() << "Couldn't open" << orderFile.fileName() + << " for reading:" << orderFile.errorString(); + qWarning() << "Ignoring overriden order"; + return false; + } + + // and it's valid JSON + QJsonParseError error; + QJsonDocument doc = + QJsonDocument::fromJson(orderFile.readAll(), &error); + if (error.error != QJsonParseError::NoError) { + qCritical() << "Couldn't parse" << orderFile.fileName() << ":" + << error.errorString(); + qWarning() << "Ignoring overriden order"; + return false; + } + + // and then read it and process it if all above is true. + try { + auto obj = Json::requireObject(doc); + // check order file version. + auto version = Json::requireInteger(obj.value("version")); + if (version != currentOrderFileVersion) { + throw JSONValidationError( + QObject::tr("Invalid order file version, expected %1") + .arg(currentOrderFileVersion)); + } + auto orderArray = Json::requireArray(obj.value("order")); + for (auto item : orderArray) { + order.append(Json::requireString(item)); + } + } catch (const JSONValidationError& err) { + qCritical() << "Couldn't parse" << orderFile.fileName() + << ": bad file format"; + qWarning() << "Ignoring overriden order"; + order.clear(); + return false; + } + return true; + } + + static VersionFilePtr + createErrorVersionFile(QString fileId, QString filepath, QString error) + { + auto outError = std::make_shared<VersionFile>(); + outError->uid = outError->name = fileId; + // outError->filename = filepath; + outError->addProblem(ProblemSeverity::Error, error); + return outError; + } + + static VersionFilePtr guardedParseJson(const QJsonDocument& doc, + const QString& fileId, + const QString& filepath, + const bool& requireOrder) + { + try { + return OneSixVersionFormat::versionFileFromJson(doc, filepath, + requireOrder); + } catch (const Exception& e) { + return createErrorVersionFile(fileId, filepath, e.cause()); + } + } + + VersionFilePtr parseJsonFile(const QFileInfo& fileInfo, + const bool requireOrder) + { + QFile file(fileInfo.absoluteFilePath()); + if (!file.open(QFile::ReadOnly)) { + auto errorStr = + QObject::tr("Unable to open the version file %1: %2.") + .arg(fileInfo.fileName(), file.errorString()); + return createErrorVersionFile(fileInfo.completeBaseName(), + fileInfo.absoluteFilePath(), + errorStr); + } + QJsonParseError error; + auto data = file.readAll(); + QJsonDocument doc = QJsonDocument::fromJson(data, &error); + file.close(); + if (error.error != QJsonParseError::NoError) { + int line = 1; + int column = 0; + for (int i = 0; i < error.offset; i++) { + if (data[i] == '\n') { + line++; + column = 0; + continue; + } + column++; + } + auto errorStr = QObject::tr("Unable to process the version file " + "%1: %2 at line %3 column %4.") + .arg(fileInfo.fileName(), error.errorString()) + .arg(line) + .arg(column); + return createErrorVersionFile(fileInfo.completeBaseName(), + fileInfo.absoluteFilePath(), + errorStr); + } + return guardedParseJson(doc, fileInfo.completeBaseName(), + fileInfo.absoluteFilePath(), requireOrder); + } + + bool saveJsonFile(const QJsonDocument doc, const QString& filename) + { + auto data = doc.toJson(); + QSaveFile jsonFile(filename); + if (!jsonFile.open(QIODevice::WriteOnly)) { + jsonFile.cancelWriting(); + qWarning() << "Couldn't open" << filename << "for writing"; + return false; + } + jsonFile.write(data); + if (!jsonFile.commit()) { + qWarning() << "Couldn't save" << filename; + return false; + } + return true; + } + + VersionFilePtr parseBinaryJsonFile(const QFileInfo& fileInfo) + { + QFile file(fileInfo.absoluteFilePath()); + if (!file.open(QFile::ReadOnly)) { + auto errorStr = + QObject::tr("Unable to open the version file %1: %2.") + .arg(fileInfo.fileName(), file.errorString()); + return createErrorVersionFile(fileInfo.completeBaseName(), + fileInfo.absoluteFilePath(), + errorStr); + } + QJsonDocument doc = QJsonDocument::fromJson(file.readAll()); + file.close(); + if (doc.isNull()) { + file.remove(); + throw JSONValidationError( + QObject::tr("Unable to process the version file %1.") + .arg(fileInfo.fileName())); + } + return guardedParseJson(doc, fileInfo.completeBaseName(), + fileInfo.absoluteFilePath(), false); + } + + void removeLwjglFromPatch(VersionFilePtr patch) + { + auto filter = [](QList<LibraryPtr>& libs) { + QList<LibraryPtr> filteredLibs; + for (auto lib : libs) { + if (!g_VersionFilterData.lwjglWhitelist.contains( + lib->artifactPrefix())) { + filteredLibs.append(lib); + } + } + libs = filteredLibs; + }; + filter(patch->libraries); + } +} // namespace ProfileUtils |