mirror of
https://github.com/MultiMC/MultiMC5.git
synced 2024-12-27 21:15:19 +00:00
381 lines
10 KiB
C++
381 lines
10 KiB
C++
#include "LegacyUpdate.h"
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#include "lists/LwjglVersionList.h"
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#include "lists/MinecraftVersionList.h"
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#include "BaseInstance.h"
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#include "LegacyInstance.h"
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#include "net/NetWorker.h"
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#include <pathutils.h>
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#include <quazip.h>
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#include <quazipfile.h>
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LegacyUpdate::LegacyUpdate ( BaseInstance* inst, QObject* parent ) : BaseUpdate ( inst, parent ) {}
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void LegacyUpdate::executeTask()
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{
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lwjglStart();
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}
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void LegacyUpdate::lwjglStart()
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{
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LegacyInstance * inst = (LegacyInstance *) m_inst;
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lwjglVersion = inst->lwjglVersion();
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lwjglTargetPath = PathCombine("lwjgl", lwjglVersion );
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lwjglNativesPath = PathCombine( lwjglTargetPath, "natives/");
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// if the 'done' file exists, we don't have to download this again
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QFileInfo doneFile(PathCombine(lwjglTargetPath, "done"));
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if(doneFile.exists())
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{
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jarStart();
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return;
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}
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auto &list = LWJGLVersionList::get();
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if(!list.isLoaded())
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{
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emitFailed("Too soon! Let the LWJGL list load :)");
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return;
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}
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setStatus("Downloading new LWJGL.");
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auto version = list.getVersion(lwjglVersion);
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if(!version)
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{
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emitFailed("Game update failed: the selected LWJGL version is invalid.");
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return;
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}
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QString url = version->url();
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QUrl realUrl(url);
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QString hostname = realUrl.host();
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auto &worker = NetWorker::spawn();
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QNetworkRequest req(realUrl);
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req.setRawHeader("Host", hostname.toLatin1());
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req.setHeader(QNetworkRequest::UserAgentHeader, "Wget/1.14 (linux-gnu)");
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QNetworkReply * rep = worker.get ( req );
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m_reply = QSharedPointer<QNetworkReply> (rep, &QObject::deleteLater);
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connect(rep, SIGNAL(downloadProgress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
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connect(&worker, SIGNAL(finished(QNetworkReply*)), SLOT(lwjglFinished(QNetworkReply*)));
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//connect(rep, SIGNAL(error(QNetworkReply::NetworkError)), SLOT(downloadError(QNetworkReply::NetworkError)));
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}
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void LegacyUpdate::lwjglFinished(QNetworkReply* reply)
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{
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if(m_reply != reply)
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{
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return;
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}
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if(reply->error() != QNetworkReply::NoError)
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{
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emitFailed( "Failed to download: "+
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reply->errorString()+
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"\nSometimes you have to wait a bit if you download many LWJGL versions in a row. YMMV");
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return;
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}
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auto &worker = NetWorker::spawn();
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//Here i check if there is a cookie for me in the reply and extract it
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QList<QNetworkCookie> cookies = qvariant_cast<QList<QNetworkCookie>>(reply->header(QNetworkRequest::SetCookieHeader));
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if(cookies.count() != 0)
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{
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//you must tell which cookie goes with which url
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worker.cookieJar()->setCookiesFromUrl(cookies, QUrl("sourceforge.net"));
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}
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//here you can check for the 302 or whatever other header i need
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QVariant newLoc = reply->header(QNetworkRequest::LocationHeader);
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if(newLoc.isValid())
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{
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auto &worker = NetWorker::spawn();
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QString redirectedTo = reply->header(QNetworkRequest::LocationHeader).toString();
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QUrl realUrl(redirectedTo);
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QString hostname = realUrl.host();
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QNetworkRequest req(redirectedTo);
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req.setRawHeader("Host", hostname.toLatin1());
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req.setHeader(QNetworkRequest::UserAgentHeader, "Wget/1.14 (linux-gnu)");
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QNetworkReply * rep = worker.get(req);
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connect(rep, SIGNAL(downloadProgress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
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m_reply = QSharedPointer<QNetworkReply> (rep, &QObject::deleteLater);
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return;
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}
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QFile saveMe("lwjgl.zip");
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saveMe.open(QIODevice::WriteOnly);
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saveMe.write(m_reply->readAll());
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saveMe.close();
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setStatus("Installing new LWJGL...");
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extractLwjgl();
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jarStart();
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}
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void LegacyUpdate::extractLwjgl()
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{
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// make sure the directories are there
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bool success = ensurePathExists(lwjglNativesPath);
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if(!success)
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{
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emitFailed("Failed to extract the lwjgl libs - error when creating required folders.");
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return;
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}
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QuaZip zip("lwjgl.zip");
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if(!zip.open(QuaZip::mdUnzip))
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{
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emitFailed("Failed to extract the lwjgl libs - not a valid archive.");
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return;
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}
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// and now we are going to access files inside it
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QuaZipFile file(&zip);
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const QString jarNames[] = { "jinput.jar", "lwjgl_util.jar", "lwjgl.jar" };
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for(bool more=zip.goToFirstFile(); more; more=zip.goToNextFile())
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{
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if(!file.open(QIODevice::ReadOnly))
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{
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zip.close();
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emitFailed("Failed to extract the lwjgl libs - error while reading archive.");
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return;
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}
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QuaZipFileInfo info;
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QString name = file.getActualFileName();
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if(name.endsWith('/'))
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{
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file.close();
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continue;
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}
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QString destFileName;
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// Look for the jars
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for (int i = 0; i < 3; i++)
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{
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if (name.endsWith(jarNames[i]))
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{
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destFileName = PathCombine(lwjglTargetPath, jarNames[i]);
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}
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}
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// Not found? look for the natives
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if(destFileName.isEmpty())
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{
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#ifdef Q_OS_WIN32
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QString nativesDir = "windows";
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#elif Q_OS_MAC
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QString nativesDir = "macosx";
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#else
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QString nativesDir = "linux";
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#endif
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if (name.contains(nativesDir))
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{
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int lastSlash = name.lastIndexOf('/');
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int lastBackSlash = name.lastIndexOf('/');
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if(lastSlash != -1)
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name = name.mid(lastSlash+1);
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else if(lastBackSlash != -1)
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name = name.mid(lastBackSlash+1);
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destFileName = PathCombine(lwjglNativesPath, name);
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}
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}
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// Now if destFileName is still empty, go to the next file.
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if (!destFileName.isEmpty())
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{
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setStatus("Installing new LWJGL - Extracting " + name);
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QFile output(destFileName);
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output.open(QIODevice::WriteOnly);
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output.write(file.readAll()); // FIXME: wste of memory!?
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output.close();
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}
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file.close(); // do not forget to close!
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}
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zip.close();
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m_reply.clear();
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QFile doneFile(PathCombine(lwjglTargetPath, "done"));
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doneFile.open(QIODevice::WriteOnly);
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doneFile.write("done.");
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doneFile.close();
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}
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void LegacyUpdate::lwjglFailed()
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{
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emitFailed("Bad stuff happened while trying to get the lwjgl libs...");
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}
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void LegacyUpdate::jarStart()
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{
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setStatus("Checking ...");
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LegacyInstance * inst = (LegacyInstance *) m_inst;
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QString current_version_id = inst->currentVersionId();
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QString intended_version_id = inst->intendedVersionId();
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bool shouldUpdate = inst->shouldUpdate();
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if(!shouldUpdate)
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{
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emitSucceeded();
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return;
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}
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// nuke the backup file, we are replacing the base jar anyway
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QFile mc_backup(inst->mcBackup());
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if (mc_backup.exists())
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{
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mc_backup.remove();
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}
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// Get a pointer to the version object that corresponds to the instance's version.
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auto targetVersion = MinecraftVersionList::getMainList().findVersion(intended_version_id);
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if(!targetVersion)
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{
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emitFailed("Not a valid version:" + intended_version_id);
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return;
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}
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// Make directories
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QDir binDir(inst->binDir());
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if (!binDir.exists() && !binDir.mkpath("."))
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{
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emitFailed("Failed to create bin folder.");
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return;
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}
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// Build a list of URLs that will need to be downloaded.
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setStatus("Downloading new minecraft.jar");
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// This will be either 'minecraft' or the version number, depending on where
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// we're downloading from.
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QString jarFilename = "minecraft";
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QString download_path = PathCombine(inst->minecraftRoot(), "bin/minecraft.jar");
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QString urlstr("http://s3.amazonaws.com/Minecraft.Download/versions/");
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urlstr += targetVersion->descriptor + "/" + targetVersion->descriptor + ".jar";
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auto dljob = DownloadJob::create(QUrl(urlstr), download_path);
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legacyDownloadJob.reset(new JobList());
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legacyDownloadJob->add(dljob);
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connect(legacyDownloadJob.data(), SIGNAL(finished()), SLOT(jarFinished()));
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connect(legacyDownloadJob.data(), SIGNAL(failed()), SLOT(jarFailed()));
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connect(legacyDownloadJob.data(), SIGNAL(progress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
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download_queue.enqueue(legacyDownloadJob);
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}
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void LegacyUpdate::jarFinished()
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{
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// process the jar
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emitSucceeded();
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}
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void LegacyUpdate::jarFailed()
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{
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// bad, bad
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emitFailed("Failed to download the minecraft jar. Try again later.");
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}
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void LegacyUpdate::ModTheJar()
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{
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/*
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LegacyInstance * inst = (LegacyInstance *) m_inst;
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// Get the mod list
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auto modList = inst->getJarModList();
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QFileInfo mcBin(inst->binDir());
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QFileInfo mcJar(inst->mcJar());
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QFileInfo mcBackup(inst->mcBackup());
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// Nothing to do if there are no jar mods to install, no backup and just the mc jar
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if(mcJar.isFile() && !mcBackup.exists() && modList->empty())
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{
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inst->setShouldRebuild(false);
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emitSucceeded();
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return;
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}
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setStatus("Installing mods - backing up minecraft.jar...");
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if (!mcBackup.exists() && !QFile::copy(mcJar.absoluteFilePath(), mcBackup.absoluteFilePath()) )
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{
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emitFailed("Failed to back up minecraft.jar");
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return;
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}
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if (mcJar.isFile() && !QFile::remove(mcJar.absoluteFilePath()))
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{
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emitFailed("Failed to delete old minecraft.jar");
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return;
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}
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setStatus("Installing mods - Opening minecraft.jar");
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wxFFileOutputStream jarStream(mcJar.absoluteFilePath());
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wxZipOutputStream zipOut(jarStream);
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// Files already added to the jar.
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// These files will be skipped.
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QSet<QString> addedFiles;
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// Modify the jar
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setStatus("Installing mods - Adding mod files...");
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for (ModList::const_reverse_iterator iter = modList->rbegin(); iter != modList->rend(); iter++)
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{
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wxFileName modFileName = iter->GetFileName();
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setStatus("Installing mods - Adding " + modFileName.GetFullName());
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if (iter->GetModType() == Mod::ModType::MOD_ZIPFILE)
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{
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wxFFileInputStream modStream(modFileName.GetFullPath());
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wxZipInputStream zipStream(modStream);
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std::unique_ptr<wxZipEntry> entry;
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while (entry.reset(zipStream.GetNextEntry()), entry.get() != NULL)
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{
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if (entry->IsDir())
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continue;
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wxString name = entry->GetName();
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if (addedFiles.count(name) == 0)
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{
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if (!zipOut.CopyEntry(entry.release(), zipStream))
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break;
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addedFiles.insert(name);
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}
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}
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}
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else
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{
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wxFileName destFileName = modFileName;
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destFileName.MakeRelativeTo(m_inst->GetInstModsDir().GetFullPath());
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wxString destFile = destFileName.GetFullPath();
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if (addedFiles.count(destFile) == 0)
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{
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wxFFileInputStream input(modFileName.GetFullPath());
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zipOut.PutNextEntry(destFile);
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zipOut.Write(input);
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addedFiles.insert(destFile);
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}
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}
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}
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{
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wxFFileInputStream inStream(mcBackup.GetFullPath());
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wxZipInputStream zipIn(inStream);
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std::auto_ptr<wxZipEntry> entry;
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while (entry.reset(zipIn.GetNextEntry()), entry.get() != NULL)
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{
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wxString name = entry->GetName();
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if (!name.Matches("META-INF*") &&
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addedFiles.count(name) == 0)
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{
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if (!zipOut.CopyEntry(entry.release(), zipIn))
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break;
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addedFiles.insert(name);
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}
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}
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}
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// Recompress the jar
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TaskStep(); // STEP 3
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SetStatus(_("Installing mods - Recompressing jar..."));
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inst->SetNeedsRebuild(false);
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inst->UpdateVersion(true);
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return (ExitCode)1;
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*/
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} |