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Diffstat (limited to 'logic/DerpVersionBuilder.cpp')
| -rw-r--r-- | logic/DerpVersionBuilder.cpp | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/logic/DerpVersionBuilder.cpp b/logic/DerpVersionBuilder.cpp new file mode 100644 index 00000000..d8091f32 --- /dev/null +++ b/logic/DerpVersionBuilder.cpp @@ -0,0 +1,279 @@ +/* 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 "DerpVersionBuilder.h" + +#include <QList> +#include <QJsonObject> +#include <QJsonArray> +#include <QJsonDocument> +#include <QFile> +#include <QFileInfo> +#include <QMessageBox> +#include <QObject> +#include <QDir> + +#include "DerpVersion.h" +#include "DerpInstance.h" +#include "DerpRule.h" + +DerpVersionBuilder::DerpVersionBuilder() +{ + +} + +bool DerpVersionBuilder::build(DerpVersion *version, DerpInstance *instance, QWidget *widgetParent) +{ + DerpVersionBuilder builder; + builder.m_version = version; + builder.m_instance = instance; + builder.m_widgetParent = widgetParent; + return builder.build(); +} + +bool DerpVersionBuilder::build() +{ + clear(); + + QDir root(m_instance->instanceRoot()); + QDir patches(root.absoluteFilePath("patches/")); + + // version.json -> patches/*.json -> custom.json + + // version.json + { + QJsonObject obj; + if (!read(QFileInfo(root.absoluteFilePath("version.json")), &obj)) + { + return false; + } + if (!apply(obj)) + { + return false; + } + } + + // patches/ + { + // load all, put into map for ordering, apply in the right order + + QMap<int, QJsonObject> objects; + for (auto info : patches.entryInfoList(QStringList() << "*.json", QDir::Files)) + { + QJsonObject obj; + if (!read(info, &obj)) + { + return false; + } + if (!obj.contains("order") || !obj.value("order").isDouble()) + { + QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Missing or invalid 'order' in %1").arg(info.absoluteFilePath())); + return false; + } + objects.insert(obj.value("order").toDouble(), obj); + } + for (auto object : objects.values()) + { + if (!apply(object)) + { + return false; + } + } + } + + // custom.json + { + if (QFile::exists(root.absoluteFilePath("custom.json"))) + { + QJsonObject obj; + if (!read(QFileInfo(root.absoluteFilePath("custom.json")), &obj)) + { + return false; + } + if (!apply(obj)) + { + return false; + } + } + } + + return true; +} + +void DerpVersionBuilder::clear() +{ + m_version->id.clear(); + m_version->time.clear(); + m_version->releaseTime.clear(); + m_version->type.clear(); + m_version->assets.clear(); + m_version->processArguments.clear(); + m_version->minecraftArguments.clear(); + m_version->minimumLauncherVersion = 0xDEADBEAF; + m_version->mainClass.clear(); + m_version->libraries.clear(); +} + +void applyString(const QJsonObject &obj, const QString &key, QString &out) +{ + if (obj.contains(key) && obj.value(key).isString()) + { + out = obj.value(key).toString(); + } +} +void applyString(const QJsonObject &obj, const QString &key, std::shared_ptr<DerpLibrary> lib, void(DerpLibrary::*func)(const QString &val)) +{ + if (obj.contains(key) && obj.value(key).isString()) + { + (lib.get()->*func)(obj.value(key).toString()); + } +} +bool DerpVersionBuilder::apply(const QJsonObject &object) +{ + applyString(object, "id", m_version->id); + applyString(object, "mainClass", m_version->mainClass); + applyString(object, "processArguments", m_version->processArguments); + { + const QString toCompare = m_version->processArguments.toLower(); + if (toCompare == "legacy") + { + m_version->minecraftArguments = " ${auth_player_name} ${auth_session}"; + } + else if (toCompare == "username_session") + { + m_version->minecraftArguments = "--username ${auth_player_name} --session ${auth_session}"; + } + else if (toCompare == "username_session_version") + { + m_version->minecraftArguments = "--username ${auth_player_name} --session ${auth_session} --version ${profile_name}"; + } + } + applyString(object, "minecraftArguments", m_version->minecraftArguments); + applyString(object, "type", m_version->type); + applyString(object, "releaseTime", m_version->releaseTime); + applyString(object, "time", m_version->time); + applyString(object, "assets", m_version->assets); + { + if (m_version->assets.isEmpty()) + { + m_version->assets = "legacy"; + } + } + if (object.contains("minimumLauncherVersion")) + { + auto minLauncherVersionVal = object.value("minimumLauncherVersion"); + if (minLauncherVersionVal.isDouble()) + { + m_version->minimumLauncherVersion = minLauncherVersionVal.toDouble(); + } + } + + // libraries + { + auto librariesValue = object.value("libraries"); + if (!librariesValue.isArray()) + { + QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("One json files contains a libraries field, but it's not an array")); + return false; + } + for (auto libVal : librariesValue.toArray()) + { + if (!libVal.isObject()) + { + continue; + } + + QJsonObject libObj = libVal.toObject(); + + // Library name + auto nameVal = libObj.value("name"); + if (!nameVal.isString()) + { + continue; + } + std::shared_ptr<DerpLibrary> library(new DerpLibrary(nameVal.toString())); + + applyString(libObj, "url", library, &DerpLibrary::setBaseUrl); + applyString(libObj, "MMC-hint", library, &DerpLibrary::setHint); + applyString(libObj, "MMC-absulute_url", library, &DerpLibrary::setAbsoluteUrl); + applyString(libObj, "MMC-absoluteUrl", library, &DerpLibrary::setAbsoluteUrl); + + auto extractVal = libObj.value("extract"); + if (extractVal.isObject()) + { + QStringList excludes; + auto extractObj = extractVal.toObject(); + auto excludesVal = extractObj.value("exclude"); + if (excludesVal.isArray()) + { + auto excludesList = excludesVal.toArray(); + for (auto excludeVal : excludesList) + { + if (excludeVal.isString()) + { + excludes.append(excludeVal.toString()); + } + } + library->extract_excludes = excludes; + } + } + + auto nativesVal = libObj.value("natives"); + if (nativesVal.isObject()) + { + library->setIsNative(); + auto nativesObj = nativesVal.toObject(); + for (auto it = nativesObj.begin(); it != nativesObj.end(); ++it) + { + auto osType = OpSys_fromString(it.key()); + if (osType == Os_Other) + { + continue; + } + if (!it.value().isString()) + { + continue; + } + library->addNative(osType, it.value().toString()); + } + } + + library->setRules(rulesFromJsonV4(libObj)); + library->finalize(); + m_version->libraries.append(library); + } + } + + return true; +} + +bool DerpVersionBuilder::read(const QFileInfo &fileInfo, QJsonObject *out) +{ + QFile file(fileInfo.absoluteFilePath()); + if (!file.open(QFile::ReadOnly)) + { + QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Unable to open %1: %2").arg(file.fileName(), file.errorString())); + return false; + } + QJsonParseError error; + QJsonDocument doc = QJsonDocument::fromJson(file.readAll(), &error); + if (error.error != QJsonParseError::NoError) + { + QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Unable to parse %1: %2 at %3").arg(file.fileName(), error.errorString()).arg(error.offset)); + return false; + } + *out = doc.object(); + return true; +} |