mirror of
https://github.com/MultiMC/MultiMC5.git
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2660418d58
Meta index will now always return valid objects. They just might never load if they don't exist on the server.
430 lines
11 KiB
C++
430 lines
11 KiB
C++
#include "OneSixProfileStrategy.h"
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#include "OneSixInstance.h"
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#include "OneSixVersionFormat.h"
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#include "minecraft/VersionBuildError.h"
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#include "Env.h"
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#include <FileSystem.h>
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#include <QDir>
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#include <QUuid>
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#include <QJsonDocument>
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#include <QJsonArray>
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#include <QSaveFile>
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#include <QResource>
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#include <meta/Index.h>
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#include <meta/Version.h>
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OneSixProfileStrategy::OneSixProfileStrategy(OneSixInstance* instance)
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{
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m_instance = instance;
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}
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void OneSixProfileStrategy::upgradeDeprecatedFiles()
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{
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auto versionJsonPath = FS::PathCombine(m_instance->instanceRoot(), "version.json");
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auto customJsonPath = FS::PathCombine(m_instance->instanceRoot(), "custom.json");
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auto mcJson = FS::PathCombine(m_instance->instanceRoot(), "patches" , "net.minecraft.json");
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QString sourceFile;
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QString renameFile;
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// convert old crap.
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if(QFile::exists(customJsonPath))
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{
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sourceFile = customJsonPath;
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renameFile = versionJsonPath;
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}
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else if(QFile::exists(versionJsonPath))
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{
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sourceFile = versionJsonPath;
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}
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if(!sourceFile.isEmpty() && !QFile::exists(mcJson))
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{
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if(!FS::ensureFilePathExists(mcJson))
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{
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qWarning() << "Couldn't create patches folder for" << m_instance->name();
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return;
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}
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if(!renameFile.isEmpty() && QFile::exists(renameFile))
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{
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if(!QFile::rename(renameFile, renameFile + ".old"))
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{
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qWarning() << "Couldn't rename" << renameFile << "to" << renameFile + ".old" << "in" << m_instance->name();
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return;
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}
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}
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auto file = ProfileUtils::parseJsonFile(QFileInfo(sourceFile), false);
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ProfileUtils::removeLwjglFromPatch(file);
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file->fileId = "net.minecraft";
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file->version = file->minecraftVersion;
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file->name = "Minecraft";
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auto data = OneSixVersionFormat::versionFileToJson(file, false).toJson();
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QSaveFile newPatchFile(mcJson);
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if(!newPatchFile.open(QIODevice::WriteOnly))
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{
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newPatchFile.cancelWriting();
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qWarning() << "Couldn't open main patch for writing in" << m_instance->name();
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return;
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}
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newPatchFile.write(data);
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if(!newPatchFile.commit())
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{
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qWarning() << "Couldn't save main patch in" << m_instance->name();
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return;
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}
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if(!QFile::rename(sourceFile, sourceFile + ".old"))
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{
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qWarning() << "Couldn't rename" << sourceFile << "to" << sourceFile + ".old" << "in" << m_instance->name();
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return;
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}
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}
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}
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void OneSixProfileStrategy::loadDefaultBuiltinPatches()
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{
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{
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auto mcJson = FS::PathCombine(m_instance->instanceRoot(), "patches" , "net.minecraft.json");
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// load up the base minecraft patch
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ProfilePatchPtr minecraftPatch;
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if(QFile::exists(mcJson))
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{
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auto file = ProfileUtils::parseJsonFile(QFileInfo(mcJson), false);
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if(file->version.isEmpty())
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{
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file->version = m_instance->intendedVersionId();
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}
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file->setVanilla(false);
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file->setRevertible(true);
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minecraftPatch = std::dynamic_pointer_cast<ProfilePatch>(file);
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}
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else
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{
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auto mcversion = ENV.metadataIndex()->get("net.minecraft", m_instance->intendedVersionId());
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minecraftPatch = std::dynamic_pointer_cast<ProfilePatch>(mcversion);
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}
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if (!minecraftPatch)
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{
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throw VersionIncomplete("net.minecraft");
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}
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minecraftPatch->setOrder(-2);
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profile->appendPatch(minecraftPatch);
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}
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{
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auto lwjglJson = FS::PathCombine(m_instance->instanceRoot(), "patches" , "org.lwjgl.json");
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ProfilePatchPtr lwjglPatch;
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if(QFile::exists(lwjglJson))
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{
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auto file = ProfileUtils::parseJsonFile(QFileInfo(lwjglJson), false);
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file->setVanilla(false);
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file->setRevertible(true);
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lwjglPatch = std::dynamic_pointer_cast<ProfilePatch>(file);
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}
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else
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{
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auto lwjglversion = ENV.metadataIndex()->get("org.lwjgl", "2.9.1");
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lwjglPatch = std::dynamic_pointer_cast<ProfilePatch>(lwjglversion);
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}
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if (!lwjglPatch)
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{
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throw VersionIncomplete("org.lwjgl");
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}
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lwjglPatch->setOrder(-1);
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profile->appendPatch(lwjglPatch);
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}
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}
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void OneSixProfileStrategy::loadUserPatches()
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{
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// load all patches, put into map for ordering, apply in the right order
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ProfileUtils::PatchOrder userOrder;
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ProfileUtils::readOverrideOrders(FS::PathCombine(m_instance->instanceRoot(), "order.json"), userOrder);
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QDir patches(FS::PathCombine(m_instance->instanceRoot(),"patches"));
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QSet<QString> seen_extra;
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// first, load things by sort order.
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for (auto id : userOrder)
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{
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// ignore builtins
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if (id == "net.minecraft")
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continue;
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if (id == "org.lwjgl")
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continue;
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// parse the file
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QString filename = patches.absoluteFilePath(id + ".json");
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QFileInfo finfo(filename);
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if(!finfo.exists())
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{
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qDebug() << "Patch file " << filename << " was deleted by external means...";
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continue;
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}
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qDebug() << "Reading" << filename << "by user order";
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VersionFilePtr file = ProfileUtils::parseJsonFile(finfo, false);
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// sanity check. prevent tampering with files.
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if (file->fileId != id)
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{
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file->addProblem(PROBLEM_WARNING, QObject::tr("load id %1 does not match internal id %2").arg(id, file->fileId));
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seen_extra.insert(file->fileId);
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}
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file->setRemovable(true);
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file->setMovable(true);
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// HACK: ignore assets from other version files than Minecraft
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// workaround for stupid assets issue caused by amazon:
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// https://www.theregister.co.uk/2017/02/28/aws_is_awol_as_s3_goes_haywire/
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file->assets = QString();
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file->mojangAssetIndex.reset();
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// HACK
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profile->appendPatch(file);
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}
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// now load the rest by internal preference.
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QMultiMap<int, VersionFilePtr> files;
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for (auto info : patches.entryInfoList(QStringList() << "*.json", QDir::Files))
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{
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// parse the file
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qDebug() << "Reading" << info.fileName();
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auto file = ProfileUtils::parseJsonFile(info, true);
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// ignore builtins
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if (file->fileId == "net.minecraft")
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continue;
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if (file->fileId == "org.lwjgl")
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continue;
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// do not load versions with broken IDs twice
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if(seen_extra.contains(file->fileId))
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continue;
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// do not load what we already loaded in the first pass
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if (userOrder.contains(file->fileId))
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continue;
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file->setRemovable(true);
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file->setMovable(true);
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// HACK: ignore assets from other version files than Minecraft
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// workaround for stupid assets issue caused by amazon:
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// https://www.theregister.co.uk/2017/02/28/aws_is_awol_as_s3_goes_haywire/
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file->assets = QString();
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file->mojangAssetIndex.reset();
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// HACK
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files.insert(file->order, file);
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}
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QSet<int> seen;
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for (auto order : files.keys())
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{
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if(seen.contains(order))
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continue;
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seen.insert(order);
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const auto &values = files.values(order);
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if(values.size() == 1)
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{
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profile->appendPatch(values[0]);
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continue;
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}
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for(auto &file: values)
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{
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QStringList list;
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for(auto &file2: values)
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{
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if(file != file2)
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list.append(file2->name);
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}
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file->addProblem(PROBLEM_WARNING, QObject::tr("%1 has the same order as the following components:\n%2").arg(file->name, list.join(", ")));
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profile->appendPatch(file);
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}
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}
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}
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void OneSixProfileStrategy::load()
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{
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profile->clearPatches();
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upgradeDeprecatedFiles();
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loadDefaultBuiltinPatches();
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loadUserPatches();
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}
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bool OneSixProfileStrategy::saveOrder(ProfileUtils::PatchOrder order)
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{
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return ProfileUtils::writeOverrideOrders(FS::PathCombine(m_instance->instanceRoot(), "order.json"), order);
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}
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bool OneSixProfileStrategy::resetOrder()
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{
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return QDir(m_instance->instanceRoot()).remove("order.json");
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}
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bool OneSixProfileStrategy::removePatch(ProfilePatchPtr patch)
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{
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bool ok = true;
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// first, remove the patch file. this ensures it's not used anymore
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auto fileName = patch->getFilename();
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if(fileName.size())
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{
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QFile patchFile(fileName);
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if(patchFile.exists() && !patchFile.remove())
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{
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qCritical() << "File" << fileName << "could not be removed because:" << patchFile.errorString();
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return false;
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}
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}
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auto preRemoveJarMod = [&](JarmodPtr jarMod) -> bool
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{
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QString fullpath = FS::PathCombine(m_instance->jarModsDir(), jarMod->name);
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QFileInfo finfo (fullpath);
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if(finfo.exists())
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{
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QFile jarModFile(fullpath);
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if(!jarModFile.remove())
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{
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qCritical() << "File" << fullpath << "could not be removed because:" << jarModFile.errorString();
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return false;
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}
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return true;
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}
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return true;
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};
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for(auto &jarmod: patch->getJarMods())
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{
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ok &= preRemoveJarMod(jarmod);
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}
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return ok;
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}
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bool OneSixProfileStrategy::customizePatch(ProfilePatchPtr patch)
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{
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if(patch->isCustom())
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{
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return false;
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}
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auto filename = FS::PathCombine(m_instance->instanceRoot(), "patches" , patch->getID() + ".json");
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if(!FS::ensureFilePathExists(filename))
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{
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return false;
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}
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try
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{
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QSaveFile jsonFile(filename);
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if(!jsonFile.open(QIODevice::WriteOnly))
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{
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return false;
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}
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auto vfile = patch->getVersionFile();
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if(!vfile)
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{
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return false;
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}
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auto document = OneSixVersionFormat::versionFileToJson(vfile, true);
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jsonFile.write(document.toJson());
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if(!jsonFile.commit())
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{
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return false;
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}
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load();
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}
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catch (VersionIncomplete &error)
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{
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qDebug() << "Version was incomplete:" << error.cause();
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}
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catch (Exception &error)
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{
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qWarning() << "Version could not be loaded:" << error.cause();
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}
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return true;
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}
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bool OneSixProfileStrategy::revertPatch(ProfilePatchPtr patch)
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{
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if(!patch->isCustom())
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{
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// already not custom
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return true;
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}
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auto filename = patch->getFilename();
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if(!QFile::exists(filename))
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{
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// already gone / not custom
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return true;
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}
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// just kill the file and reload
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bool result = QFile::remove(filename);
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try
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{
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load();
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}
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catch (VersionIncomplete &error)
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{
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qDebug() << "Version was incomplete:" << error.cause();
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}
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catch (Exception &error)
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{
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qWarning() << "Version could not be loaded:" << error.cause();
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}
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return result;
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}
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bool OneSixProfileStrategy::installJarMods(QStringList filepaths)
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{
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QString patchDir = FS::PathCombine(m_instance->instanceRoot(), "patches");
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if(!FS::ensureFolderPathExists(patchDir))
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{
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return false;
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}
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if (!FS::ensureFolderPathExists(m_instance->jarModsDir()))
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{
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return false;
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}
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for(auto filepath:filepaths)
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{
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QFileInfo sourceInfo(filepath);
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auto uuid = QUuid::createUuid();
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QString id = uuid.toString().remove('{').remove('}');
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QString target_filename = id + ".jar";
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QString target_id = "org.multimc.jarmod." + id;
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QString target_name = sourceInfo.completeBaseName() + " (jar mod)";
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QString finalPath = FS::PathCombine(m_instance->jarModsDir(), target_filename);
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QFileInfo targetInfo(finalPath);
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if(targetInfo.exists())
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{
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return false;
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}
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if (!QFile::copy(sourceInfo.absoluteFilePath(),QFileInfo(finalPath).absoluteFilePath()))
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{
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return false;
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}
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auto f = std::make_shared<VersionFile>();
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auto jarMod = std::make_shared<Jarmod>();
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jarMod->name = target_filename;
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jarMod->originalName = sourceInfo.completeBaseName();
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f->jarMods.append(jarMod);
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f->name = target_name;
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f->fileId = target_id;
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f->order = profile->getFreeOrderNumber();
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QString patchFileName = FS::PathCombine(patchDir, target_id + ".json");
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f->filename = patchFileName;
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f->setMovable(true);
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f->setRemovable(true);
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QFile file(patchFileName);
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if (!file.open(QFile::WriteOnly))
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{
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qCritical() << "Error opening" << file.fileName()
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<< "for reading:" << file.errorString();
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return false;
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}
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file.write(OneSixVersionFormat::versionFileToJson(f, true).toJson());
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file.close();
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profile->appendPatch(f);
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}
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profile->saveCurrentOrder();
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profile->reapplyPatches();
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return true;
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}
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