Move all the things (YES. Move them.)

Also, implemented some basic modlist logic, to be wired up.

1 files changed, 169 insertions, 0 deletions

diff --git a/logic/OneSixUpdate.cpp b/logic/OneSixUpdate.cpp
new file mode 100644
index 00000000..2bb2f496
--- /dev/null
+++ b/logic/OneSixUpdate.cpp
@@ -0,0 +1,169 @@
+/* Copyright 2013 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 "OneSixUpdate.h"
+
+#include <QtNetwork>
+
+#include <QFile>
+#include <QFileInfo>
+#include <QTextStream>
+#include <QDataStream>
+
+#include <QDebug>
+
+#include "BaseInstance.h"
+#include "lists/MinecraftVersionList.h"
+#include "VersionFactory.h"
+#include "OneSixVersion.h"
+#include "OneSixInstance.h"
+
+#include "pathutils.h"
+
+
+OneSixUpdate::OneSixUpdate(BaseInstance *inst, QObject *parent):BaseUpdate(inst, parent){}
+
+void OneSixUpdate::executeTask()
+{
+	QString intendedVersion = m_inst->intendedVersionId();
+	
+	// Make directories
+	QDir mcDir(m_inst->minecraftRoot());
+	if (!mcDir.exists() && !mcDir.mkpath("."))
+	{
+		emitFailed("Failed to create bin folder.");
+		return;
+	}
+	
+	// Get a pointer to the version object that corresponds to the instance's version.
+	targetVersion = MinecraftVersionList::getMainList().findVersion(intendedVersion).dynamicCast<MinecraftVersion>();
+	if(targetVersion == nullptr)
+	{
+		// don't do anything if it was invalid
+		emitSucceeded();
+		return;
+	}
+	
+	if(m_inst->shouldUpdate())
+	{
+		versionFileStart();
+	}
+	else
+	{
+		jarlibStart();
+	}
+}
+
+void OneSixUpdate::versionFileStart()
+{
+	setStatus("Getting the version files from Mojang.");
+	
+	QString urlstr("http://s3.amazonaws.com/Minecraft.Download/versions/");
+	urlstr += targetVersion->descriptor + "/" + targetVersion->descriptor + ".json";
+	auto dljob = DownloadJob::create(QUrl(urlstr));
+	specificVersionDownloadJob.reset(new JobList());
+	specificVersionDownloadJob->add(dljob);
+	connect(specificVersionDownloadJob.data(), SIGNAL(finished()), SLOT(versionFileFinished()));
+	connect(specificVersionDownloadJob.data(), SIGNAL(failed()), SLOT(versionFileFailed()));
+	connect(specificVersionDownloadJob.data(), SIGNAL(progress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
+	download_queue.enqueue(specificVersionDownloadJob);
+}
+
+void OneSixUpdate::versionFileFinished()
+{
+	JobPtr firstJob = specificVersionDownloadJob->getFirstJob();
+	auto DlJob = firstJob.dynamicCast<DownloadJob>();
+	
+	QString version_id = targetVersion->descriptor;
+	QString inst_dir = m_inst->instanceRoot();
+	// save the version file in $instanceId/version.json
+	{
+		QString version1 =  PathCombine(inst_dir, "/version.json");
+		ensurePathExists(version1);
+		// FIXME: detect errors here, download to a temp file, swap
+		QFile  vfile1 (version1);
+		vfile1.open(QIODevice::Truncate | QIODevice::WriteOnly );
+		vfile1.write(DlJob->m_data);
+		vfile1.close();
+	}
+	
+	// the version is downloaded safely. update is 'done' at this point
+	m_inst->setShouldUpdate(false);
+	// save the version file in versions/$version/$version.json
+	/*
+		//QString version2 =  QString("versions/") + version_id + "/" + version_id + ".json";
+		//ensurePathExists(version2);
+		//QFile  vfile2 (version2);
+		//vfile2.open(QIODevice::Truncate | QIODevice::WriteOnly );
+		//vfile2.write(DlJob->m_data);
+		//vfile2.close();
+	*/
+	
+	jarlibStart();
+}
+
+void OneSixUpdate::versionFileFailed()
+{
+	emitFailed("Failed to download the version description. Try again.");
+}
+
+void OneSixUpdate::jarlibStart()
+{
+	OneSixInstance * inst = (OneSixInstance *) m_inst;
+	bool successful = inst->reloadFullVersion();
+	if(!successful)
+	{
+		emitFailed("Failed to load the version description file (version.json). It might be corrupted, missing or simply too new.");
+		return;
+	}
+	
+	QSharedPointer<FullVersion> version = inst->getFullVersion();
+	
+	// download the right jar, save it in versions/$version/$version.jar
+	QString urlstr("http://s3.amazonaws.com/Minecraft.Download/versions/");
+	urlstr += version->id + "/" + version->id + ".jar";
+	QString targetstr ("versions/");
+	targetstr += version->id + "/" + version->id + ".jar";
+	
+	auto dljob = DownloadJob::create(QUrl(urlstr), targetstr);
+	jarlibDownloadJob.reset(new JobList());
+	jarlibDownloadJob->add(dljob);
+	
+	auto libs = version->getActiveNativeLibs();
+	libs.append(version->getActiveNormalLibs());
+	
+	for(auto lib: libs)
+	{
+		QString download_path = lib->downloadPath();
+		QString storage_path = "libraries/" + lib->storagePath();
+		jarlibDownloadJob->add(DownloadJob::create(download_path, storage_path));
+	}
+	connect(jarlibDownloadJob.data(), SIGNAL(finished()), SLOT(jarlibFinished()));
+	connect(jarlibDownloadJob.data(), SIGNAL(failed()), SLOT(jarlibFailed()));
+	connect(jarlibDownloadJob.data(), SIGNAL(progress(qint64,qint64)), SLOT(updateDownloadProgress(qint64,qint64)));
+
+	download_queue.enqueue(jarlibDownloadJob);
+}
+
+void OneSixUpdate::jarlibFinished()
+{
+	emitSucceeded();
+}
+
+void OneSixUpdate::jarlibFailed()
+{
+	emitFailed("Failed to download the binary garbage. Try again. Maybe. IF YOU DARE");
+}
+