From b6d455a02bd338e9dc0faa09d4d8177ecd8d569a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= Date: Sun, 10 Apr 2016 15:53:05 +0200 Subject: NOISSUE reorganize and document libraries --- api/logic/minecraft/legacy/LegacyUpdate.cpp | 393 ++++++++++++++++++++++++++++ 1 file changed, 393 insertions(+) create mode 100644 api/logic/minecraft/legacy/LegacyUpdate.cpp (limited to 'api/logic/minecraft/legacy/LegacyUpdate.cpp') diff --git a/api/logic/minecraft/legacy/LegacyUpdate.cpp b/api/logic/minecraft/legacy/LegacyUpdate.cpp new file mode 100644 index 00000000..2d7e8dd2 --- /dev/null +++ b/api/logic/minecraft/legacy/LegacyUpdate.cpp @@ -0,0 +1,393 @@ +/* Copyright 2013-2015 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 +#include +#include +#include + +#include "Env.h" +#include "BaseInstance.h" +#include "net/URLConstants.h" +#include "MMCZip.h" + +#include "LegacyUpdate.h" + +#include "LwjglVersionList.h" +#include "minecraft/MinecraftVersionList.h" +#include "minecraft/ModList.h" +#include "LegacyInstance.h" +#include + +LegacyUpdate::LegacyUpdate(BaseInstance *inst, QObject *parent) : Task(parent), m_inst(inst) +{ +} + +void LegacyUpdate::executeTask() +{ + fmllibsStart(); +} + +void LegacyUpdate::fmllibsStart() +{ + // Get the mod list + LegacyInstance *inst = (LegacyInstance *)m_inst; + auto modList = inst->jarModList(); + + bool forge_present = false; + + QString version = inst->intendedVersionId(); + auto & fmlLibsMapping = g_VersionFilterData.fmlLibsMapping; + if (!fmlLibsMapping.contains(version)) + { + lwjglStart(); + return; + } + + auto &libList = fmlLibsMapping[version]; + + // determine if we need some libs for FML or forge + setStatus(tr("Checking for FML libraries...")); + for (unsigned i = 0; i < modList->size(); i++) + { + auto &mod = modList->operator[](i); + + // do not use disabled mods. + if (!mod.enabled()) + continue; + + if (mod.type() != Mod::MOD_ZIPFILE) + continue; + + if (mod.mmc_id().contains("forge", Qt::CaseInsensitive)) + { + forge_present = true; + break; + } + if (mod.mmc_id().contains("fml", Qt::CaseInsensitive)) + { + forge_present = true; + break; + } + } + // we don't... + if (!forge_present) + { + lwjglStart(); + return; + } + + // now check the lib folder inside the instance for files. + for (auto &lib : libList) + { + QFileInfo libInfo(FS::PathCombine(inst->libDir(), lib.filename)); + if (libInfo.exists()) + continue; + fmlLibsToProcess.append(lib); + } + + // if everything is in place, there's nothing to do here... + if (fmlLibsToProcess.isEmpty()) + { + lwjglStart(); + return; + } + + // download missing libs to our place + setStatus(tr("Dowloading FML libraries...")); + auto dljob = new NetJob("FML libraries"); + auto metacache = ENV.metacache(); + for (auto &lib : fmlLibsToProcess) + { + auto entry = metacache->resolveEntry("fmllibs", lib.filename); + QString urlString = lib.ours ? URLConstants::FMLLIBS_OUR_BASE_URL + lib.filename + : URLConstants::FMLLIBS_FORGE_BASE_URL + lib.filename; + dljob->addNetAction(CacheDownload::make(QUrl(urlString), entry)); + } + + connect(dljob, &NetJob::succeeded, this, &LegacyUpdate::fmllibsFinished); + connect(dljob, &NetJob::failed, this, &LegacyUpdate::fmllibsFailed); + connect(dljob, &NetJob::progress, this, &LegacyUpdate::progress); + legacyDownloadJob.reset(dljob); + legacyDownloadJob->start(); +} + +void LegacyUpdate::fmllibsFinished() +{ + legacyDownloadJob.reset(); + if(!fmlLibsToProcess.isEmpty()) + { + setStatus(tr("Copying FML libraries into the instance...")); + LegacyInstance *inst = (LegacyInstance *)m_inst; + auto metacache = ENV.metacache(); + int index = 0; + for (auto &lib : fmlLibsToProcess) + { + progress(index, fmlLibsToProcess.size()); + auto entry = metacache->resolveEntry("fmllibs", lib.filename); + auto path = FS::PathCombine(inst->libDir(), lib.filename); + if(!FS::ensureFilePathExists(path)) + { + emitFailed(tr("Failed creating FML library folder inside the instance.")); + return; + } + if (!QFile::copy(entry->getFullPath(), FS::PathCombine(inst->libDir(), lib.filename))) + { + emitFailed(tr("Failed copying Forge/FML library: %1.").arg(lib.filename)); + return; + } + index++; + } + progress(index, fmlLibsToProcess.size()); + } + lwjglStart(); +} + +void LegacyUpdate::fmllibsFailed(QString reason) +{ + emitFailed(tr("Game update failed: it was impossible to fetch the required FML libraries. Reason: %1").arg(reason)); + return; +} + +void LegacyUpdate::lwjglStart() +{ + LegacyInstance *inst = (LegacyInstance *)m_inst; + + lwjglVersion = inst->lwjglVersion(); + lwjglTargetPath = FS::PathCombine(inst->lwjglFolder(), lwjglVersion); + lwjglNativesPath = FS::PathCombine(lwjglTargetPath, "natives"); + + // if the 'done' file exists, we don't have to download this again + QFileInfo doneFile(FS::PathCombine(lwjglTargetPath, "done")); + if (doneFile.exists()) + { + jarStart(); + return; + } + + auto list = std::dynamic_pointer_cast(ENV.getVersionList("org.lwjgl.legacy")); + if (!list->isLoaded()) + { + emitFailed("Too soon! Let the LWJGL list load :)"); + return; + } + + setStatus(tr("Downloading new LWJGL...")); + auto version = std::dynamic_pointer_cast(list->findVersion(lwjglVersion)); + if (!version) + { + emitFailed("Game update failed: the selected LWJGL version is invalid."); + return; + } + + QString url = version->url(); + QUrl realUrl(url); + QString hostname = realUrl.host(); + auto worker = ENV.qnam(); + QNetworkRequest req(realUrl); + req.setRawHeader("Host", hostname.toLatin1()); + req.setHeader(QNetworkRequest::UserAgentHeader, "MultiMC/5.0 (Cached)"); + QNetworkReply *rep = worker->get(req); + + m_reply = std::shared_ptr(rep); + connect(rep, &QNetworkReply::downloadProgress, this, &LegacyUpdate::progress); + connect(worker.get(), &QNetworkAccessManager::finished, this, &LegacyUpdate::lwjglFinished); +} + +void LegacyUpdate::lwjglFinished(QNetworkReply *reply) +{ + if (m_reply.get() != reply) + { + return; + } + if (reply->error() != QNetworkReply::NoError) + { + emitFailed("Failed to download: " + reply->errorString() + + "\nSometimes you have to wait a bit if you download many LWJGL versions in " + "a row. YMMV"); + return; + } + auto worker = ENV.qnam(); + // Here i check if there is a cookie for me in the reply and extract it + QList cookies = + qvariant_cast>(reply->header(QNetworkRequest::SetCookieHeader)); + if (cookies.count() != 0) + { + // you must tell which cookie goes with which url + worker->cookieJar()->setCookiesFromUrl(cookies, QUrl("sourceforge.net")); + } + + // here you can check for the 302 or whatever other header i need + QVariant newLoc = reply->header(QNetworkRequest::LocationHeader); + if (newLoc.isValid()) + { + QString redirectedTo = reply->header(QNetworkRequest::LocationHeader).toString(); + QUrl realUrl(redirectedTo); + QString hostname = realUrl.host(); + QNetworkRequest req(redirectedTo); + req.setRawHeader("Host", hostname.toLatin1()); + req.setHeader(QNetworkRequest::UserAgentHeader, "MultiMC/5.0 (Cached)"); + QNetworkReply *rep = worker->get(req); + connect(rep, &QNetworkReply::downloadProgress, this, &LegacyUpdate::progress); + m_reply = std::shared_ptr(rep); + return; + } + QFile saveMe("lwjgl.zip"); + saveMe.open(QIODevice::WriteOnly); + saveMe.write(m_reply->readAll()); + saveMe.close(); + setStatus(tr("Installing new LWJGL...")); + extractLwjgl(); + jarStart(); +} +void LegacyUpdate::extractLwjgl() +{ + // make sure the directories are there + + bool success = FS::ensureFolderPathExists(lwjglNativesPath); + + if (!success) + { + emitFailed("Failed to extract the lwjgl libs - error when creating required folders."); + return; + } + + QuaZip zip("lwjgl.zip"); + if (!zip.open(QuaZip::mdUnzip)) + { + emitFailed("Failed to extract the lwjgl libs - not a valid archive."); + return; + } + + // and now we are going to access files inside it + QuaZipFile file(&zip); + const QString jarNames[] = {"jinput.jar", "lwjgl_util.jar", "lwjgl.jar"}; + for (bool more = zip.goToFirstFile(); more; more = zip.goToNextFile()) + { + if (!file.open(QIODevice::ReadOnly)) + { + zip.close(); + emitFailed("Failed to extract the lwjgl libs - error while reading archive."); + return; + } + QuaZipFileInfo info; + QString name = file.getActualFileName(); + if (name.endsWith('/')) + { + file.close(); + continue; + } + QString destFileName; + // Look for the jars + for (int i = 0; i < 3; i++) + { + if (name.endsWith(jarNames[i])) + { + destFileName = FS::PathCombine(lwjglTargetPath, jarNames[i]); + } + } + // Not found? look for the natives + if (destFileName.isEmpty()) + { +#ifdef Q_OS_WIN32 + QString nativesDir = "windows"; +#else +#ifdef Q_OS_MAC + QString nativesDir = "macosx"; +#else + QString nativesDir = "linux"; +#endif +#endif + if (name.contains(nativesDir)) + { + int lastSlash = name.lastIndexOf('/'); + int lastBackSlash = name.lastIndexOf('\\'); + if (lastSlash != -1) + name = name.mid(lastSlash + 1); + else if (lastBackSlash != -1) + name = name.mid(lastBackSlash + 1); + destFileName = FS::PathCombine(lwjglNativesPath, name); + } + } + // Now if destFileName is still empty, go to the next file. + if (!destFileName.isEmpty()) + { + setStatus(tr("Installing new LWJGL - extracting ") + name + "..."); + QFile output(destFileName); + output.open(QIODevice::WriteOnly); + output.write(file.readAll()); + output.close(); + } + file.close(); // do not forget to close! + } + zip.close(); + m_reply.reset(); + QFile doneFile(FS::PathCombine(lwjglTargetPath, "done")); + doneFile.open(QIODevice::WriteOnly); + doneFile.write("done."); + doneFile.close(); +} + +void LegacyUpdate::lwjglFailed(QString reason) +{ + emitFailed(tr("Bad stuff happened while trying to get the lwjgl libs: %1").arg(reason)); +} + +void LegacyUpdate::jarStart() +{ + LegacyInstance *inst = (LegacyInstance *)m_inst; + if (!inst->shouldUpdate() || inst->shouldUseCustomBaseJar()) + { + emitSucceeded(); + return; + } + + setStatus(tr("Checking for jar updates...")); + // Make directories + QDir binDir(inst->binDir()); + if (!binDir.exists() && !binDir.mkpath(".")) + { + emitFailed("Failed to create bin folder."); + return; + } + + // Build a list of URLs that will need to be downloaded. + setStatus(tr("Downloading new minecraft.jar ...")); + + QString version_id = inst->intendedVersionId(); + + auto dljob = new NetJob("Minecraft.jar for version " + version_id); + + auto metacache = ENV.metacache(); + auto entry = metacache->resolveEntry("versions", URLConstants::getJarPath(version_id)); + dljob->addNetAction(CacheDownload::make(QUrl(URLConstants::getLegacyJarUrl(version_id)), entry)); + connect(dljob, SIGNAL(succeeded()), SLOT(jarFinished())); + connect(dljob, SIGNAL(failed(QString)), SLOT(jarFailed(QString))); + connect(dljob, SIGNAL(progress(qint64, qint64)), SIGNAL(progress(qint64, qint64))); + legacyDownloadJob.reset(dljob); + legacyDownloadJob->start(); +} + +void LegacyUpdate::jarFinished() +{ + // process the jar + emitSucceeded(); +} + +void LegacyUpdate::jarFailed(QString reason) +{ + // bad, bad + emitFailed(tr("Failed to download the minecraft jar: %1.").arg(reason)); +} -- cgit v1.2.3