mirror of
https://github.com/MultiMC/MultiMC5.git
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218 lines
6.4 KiB
C++
218 lines
6.4 KiB
C++
/* Copyright 2015-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "JsonFormat.h"
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// FIXME: remove this from here... somehow
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#include "minecraft/OneSixVersionFormat.h"
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#include "Json.h"
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#include "Index.h"
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#include "Version.h"
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#include "VersionList.h"
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using namespace Json;
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namespace Meta
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{
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MetadataVersion currentFormatVersion()
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{
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return MetadataVersion::InitialRelease;
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}
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// Index
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static std::shared_ptr<Index> parseIndexInternal(const QJsonObject &obj)
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{
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const QVector<QJsonObject> objects = requireIsArrayOf<QJsonObject>(obj, "packages");
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QVector<VersionListPtr> lists;
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lists.reserve(objects.size());
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std::transform(objects.begin(), objects.end(), std::back_inserter(lists), [](const QJsonObject &obj)
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{
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VersionListPtr list = std::make_shared<VersionList>(requireString(obj, "uid"));
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list->setName(ensureString(obj, "name", QString()));
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return list;
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});
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return std::make_shared<Index>(lists);
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}
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// Version
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static VersionPtr parseCommonVersion(const QString &uid, const QJsonObject &obj)
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{
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VersionPtr version = std::make_shared<Version>(uid, requireString(obj, "version"));
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version->setTime(QDateTime::fromString(requireString(obj, "releaseTime"), Qt::ISODate).toMSecsSinceEpoch() / 1000);
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version->setType(ensureString(obj, "type", QString()));
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version->setRecommended(ensureBoolean(obj, QString("recommended"), false));
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version->setVolatile(ensureBoolean(obj, QString("volatile"), false));
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RequireSet depends, conflicts;
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parseRequires(obj, &depends, "requires");
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parseRequires(obj, &conflicts, "conflicts");
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version->setRequires(depends, conflicts);
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return version;
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}
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static std::shared_ptr<Version> parseVersionInternal(const QJsonObject &obj)
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{
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VersionPtr version = parseCommonVersion(requireString(obj, "uid"), obj);
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version->setData(OneSixVersionFormat::versionFileFromJson(QJsonDocument(obj),
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QString("%1/%2.json").arg(version->uid(), version->version()),
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obj.contains("order")));
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return version;
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}
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// Version list / package
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static std::shared_ptr<VersionList> parseVersionListInternal(const QJsonObject &obj)
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{
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const QString uid = requireString(obj, "uid");
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const QVector<QJsonObject> versionsRaw = requireIsArrayOf<QJsonObject>(obj, "versions");
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QVector<VersionPtr> versions;
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versions.reserve(versionsRaw.size());
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std::transform(versionsRaw.begin(), versionsRaw.end(), std::back_inserter(versions), [uid](const QJsonObject &vObj)
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{
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auto version = parseCommonVersion(uid, vObj);
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version->setProvidesRecommendations();
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return version;
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});
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VersionListPtr list = std::make_shared<VersionList>(uid);
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list->setName(ensureString(obj, "name", QString()));
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list->setVersions(versions);
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return list;
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}
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MetadataVersion parseFormatVersion(const QJsonObject &obj, bool required)
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{
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if (!obj.contains("formatVersion"))
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{
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if(required)
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{
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return MetadataVersion::Invalid;
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}
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return MetadataVersion::InitialRelease;
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}
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if (!obj.value("formatVersion").isDouble())
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{
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return MetadataVersion::Invalid;
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}
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switch(obj.value("formatVersion").toInt())
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{
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case 0:
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case 1:
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return MetadataVersion::InitialRelease;
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default:
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return MetadataVersion::Invalid;
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}
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}
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void serializeFormatVersion(QJsonObject& obj, Meta::MetadataVersion version)
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{
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if(version == MetadataVersion::Invalid)
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{
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return;
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}
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obj.insert("formatVersion", int(version));
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}
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void parseIndex(const QJsonObject &obj, Index *ptr)
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{
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const MetadataVersion version = parseFormatVersion(obj);
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switch (version)
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{
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case MetadataVersion::InitialRelease:
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ptr->merge(parseIndexInternal(obj));
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break;
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case MetadataVersion::Invalid:
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throw ParseException(QObject::tr("Unknown format version!"));
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}
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}
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void parseVersionList(const QJsonObject &obj, VersionList *ptr)
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{
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const MetadataVersion version = parseFormatVersion(obj);
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switch (version)
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{
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case MetadataVersion::InitialRelease:
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ptr->merge(parseVersionListInternal(obj));
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break;
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case MetadataVersion::Invalid:
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throw ParseException(QObject::tr("Unknown format version!"));
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}
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}
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void parseVersion(const QJsonObject &obj, Version *ptr)
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{
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const MetadataVersion version = parseFormatVersion(obj);
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switch (version)
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{
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case MetadataVersion::InitialRelease:
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ptr->merge(parseVersionInternal(obj));
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break;
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case MetadataVersion::Invalid:
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throw ParseException(QObject::tr("Unknown format version!"));
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}
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}
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/*
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[
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{"uid":"foo", "equals":"version"}
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]
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*/
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void parseRequires(const QJsonObject& obj, RequireSet* ptr, const char * keyName)
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{
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if(obj.contains(keyName))
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{
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auto reqArray = requireArray(obj, keyName);
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auto iter = reqArray.begin();
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while(iter != reqArray.end())
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{
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auto reqObject = requireValueObject(*iter);
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auto uid = requireString(reqObject, "uid");
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auto equals = ensureString(reqObject, "equals", QString());
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auto suggests = ensureString(reqObject, "suggests", QString());
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ptr->insert({uid, equals, suggests});
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iter++;
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}
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}
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}
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void serializeRequires(QJsonObject& obj, RequireSet* ptr, const char * keyName)
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{
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if(!ptr || ptr->empty())
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{
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return;
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}
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QJsonArray arrOut;
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for(auto &iter: *ptr)
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{
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QJsonObject reqOut;
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reqOut.insert("uid", iter.uid);
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if(!iter.equalsVersion.isEmpty())
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{
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reqOut.insert("equals", iter.equalsVersion);
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}
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if(!iter.suggests.isEmpty())
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{
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reqOut.insert("suggests", iter.suggests);
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}
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arrOut.append(reqOut);
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}
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obj.insert(keyName, arrOut);
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}
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}
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