141 lines
3.6 KiB
C++
141 lines
3.6 KiB
C++
#include "ForgeInstaller.h"
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#include "OneSixVersion.h"
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#include "OneSixLibrary.h"
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#include "net/HttpMetaCache.h"
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#include <quazip.h>
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#include <quazipfile.h>
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#include <pathutils.h>
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#include <QStringList>
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#include "MultiMC.h"
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ForgeInstaller::ForgeInstaller(QString filename, QString universal_url)
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{
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QSharedPointer<OneSixVersion> newVersion;
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m_universal_url = universal_url;
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QuaZip zip(filename);
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if (!zip.open(QuaZip::mdUnzip))
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return;
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QuaZipFile file(&zip);
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// read the install profile
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if (!zip.setCurrentFile("install_profile.json"))
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return;
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QJsonParseError jsonError;
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if (!file.open(QIODevice::ReadOnly))
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return;
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QJsonDocument jsonDoc = QJsonDocument::fromJson(file.readAll(), &jsonError);
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file.close();
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if (jsonError.error != QJsonParseError::NoError)
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return;
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if (!jsonDoc.isObject())
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return;
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QJsonObject root = jsonDoc.object();
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auto installVal = root.value("install");
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auto versionInfoVal = root.value("versionInfo");
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if (!installVal.isObject() || !versionInfoVal.isObject())
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return;
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// read the forge version info
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{
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newVersion = OneSixVersion::fromJson(versionInfoVal.toObject());
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if (!newVersion)
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return;
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}
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QJsonObject installObj = installVal.toObject();
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QString libraryName = installObj.value("path").toString();
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internalPath = installObj.value("filePath").toString();
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// where do we put the library? decode the mojang path
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OneSixLibrary lib(libraryName);
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lib.finalize();
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auto cacheentry = MMC->metacache()->resolveEntry("libraries", lib.storagePath());
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finalPath = "libraries/" + lib.storagePath();
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if (!ensureFilePathExists(finalPath))
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return;
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if (!zip.setCurrentFile(internalPath))
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return;
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if (!file.open(QIODevice::ReadOnly))
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return;
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{
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QByteArray data = file.readAll();
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// extract file
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QSaveFile extraction(finalPath);
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if (!extraction.open(QIODevice::WriteOnly))
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return;
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if (extraction.write(data) != data.size())
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return;
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if (!extraction.commit())
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return;
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QCryptographicHash md5sum(QCryptographicHash::Md5);
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md5sum.addData(data);
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cacheentry->stale = false;
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cacheentry->md5sum = md5sum.result().toHex().constData();
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MMC->metacache()->updateEntry(cacheentry);
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}
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file.close();
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m_forge_version = newVersion;
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realVersionId = m_forge_version->id = installObj.value("minecraft").toString();
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}
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bool ForgeInstaller::apply(QSharedPointer<OneSixVersion> to)
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{
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if (!m_forge_version)
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return false;
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to->externalUpdateStart();
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int sliding_insert_window = 0;
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{
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// for each library in the version we are adding (except for the blacklisted)
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QSet<QString> blacklist{"lwjgl", "lwjgl_util", "lwjgl-platform"};
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for (auto lib : m_forge_version->libraries)
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{
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QString libName = lib->name();
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// WARNING: This could actually break.
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// if this is the actual forge lib, set an absolute url for the download
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if (libName.contains("minecraftforge"))
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{
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lib->setAbsoluteUrl(m_universal_url);
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}
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else if (libName.contains("scala"))
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{
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lib->setHint("forge-pack-xz");
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}
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if (blacklist.contains(libName))
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continue;
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// find an entry that matches this one
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bool found = false;
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for (auto tolib : to->libraries)
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{
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if (tolib->name() != libName)
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continue;
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found = true;
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// replace lib
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tolib = lib;
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break;
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}
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if (!found)
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{
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// add lib
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to->libraries.insert(sliding_insert_window, lib);
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sliding_insert_window++;
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}
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}
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to->mainClass = m_forge_version->mainClass;
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to->minecraftArguments = m_forge_version->minecraftArguments;
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to->processArguments = m_forge_version->processArguments;
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}
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to->externalUpdateFinish();
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return to->toOriginalFile();
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}
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