1 files changed, 373 insertions, 0 deletions
diff --git a/logic/DerpInstance.cpp b/logic/DerpInstance.cpp
new file mode 100644
index 00000000..31ed7c95
--- /dev/null
+++ b/logic/DerpInstance.cpp
@@ -0,0 +1,373 @@
+/* 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 "DerpInstance.h"
+
+#include <QIcon>
+
+#include "DerpInstance_p.h"
+#include "DerpUpdate.h"
+#include "DerpVersion.h"
+#include "pathutils.h"
+#include "logger/QsLog.h"
+#include "assets/AssetsUtils.h"
+#include "MultiMC.h"
+#include "icons/IconList.h"
+#include "MinecraftProcess.h"
+#include "gui/dialogs/DerpModEditDialog.h"
+
+DerpInstance::DerpInstance(const QString &rootDir, SettingsObject *settings, QObject *parent)
+	: BaseInstance(new DerpInstancePrivate(), rootDir, settings, parent)
+{
+	I_D(DerpInstance);
+	d->m_settings->registerSetting("IntendedVersion", "");
+	d->m_settings->registerSetting("ShouldUpdate", false);
+	d->version.reset(new DerpVersion(this, this));
+	reloadFullVersion();
+}
+
+
+std::shared_ptr<Task> DerpInstance::doUpdate(bool only_prepare)
+{
+	return std::shared_ptr<Task>(new DerpUpdate(this, only_prepare));
+}
+
+QString replaceTokensIn(QString text, QMap<QString, QString> with)
+{
+	QString result;
+	QRegExp token_regexp("\\$\\{(.+)\\}");
+	token_regexp.setMinimal(true);
+	QStringList list;
+	int tail = 0;
+	int head = 0;
+	while ((head = token_regexp.indexIn(text, head)) != -1)
+	{
+		result.append(text.mid(tail, head - tail));
+		QString key = token_regexp.cap(1);
+		auto iter = with.find(key);
+		if (iter != with.end())
+		{
+			result.append(*iter);
+		}
+		head += token_regexp.matchedLength();
+		tail = head;
+	}
+	result.append(text.mid(tail));
+	return result;
+}
+
+QDir DerpInstance::reconstructAssets(std::shared_ptr<DerpVersion> version)
+{
+	QDir assetsDir = QDir("assets/");
+	QDir indexDir = QDir(PathCombine(assetsDir.path(), "indexes"));
+	QDir objectDir = QDir(PathCombine(assetsDir.path(), "objects"));
+	QDir virtualDir = QDir(PathCombine(assetsDir.path(), "virtual"));
+
+	QString indexPath = PathCombine(indexDir.path(), version->assets + ".json");
+	QFile indexFile(indexPath);
+	QDir virtualRoot(PathCombine(virtualDir.path(), version->assets));
+
+	if (!indexFile.exists())
+	{
+		QLOG_ERROR() << "No assets index file" << indexPath << "; can't reconstruct assets";
+		return virtualRoot;
+	}
+
+	QLOG_DEBUG() << "reconstructAssets" << assetsDir.path() << indexDir.path()
+				 << objectDir.path() << virtualDir.path() << virtualRoot.path();
+
+	AssetsIndex index;
+	bool loadAssetsIndex = AssetsUtils::loadAssetsIndexJson(indexPath, &index);
+
+	if (loadAssetsIndex && index.isVirtual)
+	{
+		QLOG_INFO() << "Reconstructing virtual assets folder at" << virtualRoot.path();
+
+		for (QString map : index.objects.keys())
+		{
+			AssetObject asset_object = index.objects.value(map);
+			QString target_path = PathCombine(virtualRoot.path(), map);
+			QFile target(target_path);
+
+			QString tlk = asset_object.hash.left(2);
+
+			QString original_path =
+				PathCombine(PathCombine(objectDir.path(), tlk), asset_object.hash);
+			QFile original(original_path);
+			if(!original.exists())
+				continue;
+			if (!target.exists())
+			{
+				QFileInfo info(target_path);
+				QDir target_dir = info.dir();
+				// QLOG_DEBUG() << target_dir;
+				if (!target_dir.exists())
+					QDir("").mkpath(target_dir.path());
+
+				bool couldCopy = original.copy(target_path);
+				QLOG_DEBUG() << " Copying" << original_path << "to" << target_path
+								<< QString::number(couldCopy); // << original.errorString();
+			}
+		}
+
+		// TODO: Write last used time to virtualRoot/.lastused
+	}
+
+	return virtualRoot;
+}
+
+QStringList DerpInstance::processMinecraftArgs(MojangAccountPtr account)
+{
+	I_D(DerpInstance);
+	auto version = d->version;
+	QString args_pattern = version->minecraftArguments;
+
+	QMap<QString, QString> token_mapping;
+	// yggdrasil!
+	token_mapping["auth_username"] = account->username();
+	token_mapping["auth_session"] = account->sessionId();
+	token_mapping["auth_access_token"] = account->accessToken();
+	token_mapping["auth_player_name"] = account->currentProfile()->name;
+	token_mapping["auth_uuid"] = account->currentProfile()->id;
+
+	// this is for offline?:
+	/*
+	map["auth_player_name"] = "Player";
+	map["auth_player_name"] = "00000000-0000-0000-0000-000000000000";
+	*/
+
+	// these do nothing and are stupid.
+	token_mapping["profile_name"] = name();
+	token_mapping["version_name"] = version->id;
+
+	QString absRootDir = QDir(minecraftRoot()).absolutePath();
+	token_mapping["game_directory"] = absRootDir;
+	QString absAssetsDir = QDir("assets/").absolutePath();
+	token_mapping["game_assets"] = reconstructAssets(d->version).absolutePath();
+
+	auto user = account->user();
+	QJsonObject userAttrs;
+	for (auto key : user.properties.keys())
+	{
+		auto array = QJsonArray::fromStringList(user.properties.values(key));
+		userAttrs.insert(key, array);
+	}
+	QJsonDocument value(userAttrs);
+
+	token_mapping["user_properties"] = value.toJson(QJsonDocument::Compact);
+	token_mapping["user_type"] = account->currentProfile()->legacy ? "legacy" : "mojang";
+	// 1.7.3+ assets tokens
+	token_mapping["assets_root"] = absAssetsDir;
+	token_mapping["assets_index_name"] = version->assets;
+
+	QStringList parts = args_pattern.split(' ', QString::SkipEmptyParts);
+	for (int i = 0; i < parts.length(); i++)
+	{
+		parts[i] = replaceTokensIn(parts[i], token_mapping);
+	}
+	return parts;
+}
+
+MinecraftProcess *DerpInstance::prepareForLaunch(MojangAccountPtr account)
+{
+	I_D(DerpInstance);
+
+	QIcon icon = MMC->icons()->getIcon(iconKey());
+	auto pixmap = icon.pixmap(128, 128);
+	pixmap.save(PathCombine(minecraftRoot(), "icon.png"), "PNG");
+
+	auto version = d->version;
+	if (!version)
+		return nullptr;
+	QString launchScript;
+	{
+		auto libs = version->getActiveNormalLibs();
+		for (auto lib : libs)
+		{
+			QFileInfo fi(QString("libraries/") + lib->storagePath());
+			launchScript += "cp " + fi.absoluteFilePath() + "\n";
+		}
+		QString targetstr = "versions/" + version->id + "/" + version->id + ".jar";
+		QFileInfo fi(targetstr);
+		launchScript += "cp " + fi.absoluteFilePath() + "\n";
+	}
+	launchScript += "mainClass " + version->mainClass + "\n";
+
+	for (auto param : processMinecraftArgs(account))
+	{
+		launchScript += "param " + param + "\n";
+	}
+
+	// Set the width and height for 1.6 instances
+	bool maximize = settings().get("LaunchMaximized").toBool();
+	if (maximize)
+	{
+		// this is probably a BAD idea
+		// launchScript += "param --fullscreen\n";
+	}
+	else
+	{
+		launchScript +=
+			"param --width\nparam " + settings().get("MinecraftWinWidth").toString() + "\n";
+		launchScript +=
+			"param --height\nparam " + settings().get("MinecraftWinHeight").toString() + "\n";
+	}
+	QDir natives_dir(PathCombine(instanceRoot(), "natives/"));
+	launchScript += "windowTitle " + windowTitle() + "\n";
+	launchScript += "natives " + natives_dir.absolutePath() + "\n";
+	launchScript += "launch onesix";
+
+	qDebug() << launchScript;
+
+	// create the process and set its parameters
+	MinecraftProcess *proc = new MinecraftProcess(this);
+	proc->setWorkdir(minecraftRoot());
+	proc->setLaunchScript(launchScript);
+	// proc->setNativeFolder(natives_dir.absolutePath());
+	return proc;
+}
+
+void DerpInstance::cleanupAfterRun()
+{
+	QString target_dir = PathCombine(instanceRoot(), "natives/");
+	QDir dir(target_dir);
+	dir.removeRecursively();
+}
+
+std::shared_ptr<ModList> DerpInstance::loaderModList()
+{
+	I_D(DerpInstance);
+	if (!d->loader_mod_list)
+	{
+		d->loader_mod_list.reset(new ModList(loaderModsDir()));
+	}
+	d->loader_mod_list->update();
+	return d->loader_mod_list;
+}
+
+std::shared_ptr<ModList> DerpInstance::resourcePackList()
+{
+	I_D(DerpInstance);
+	if (!d->resource_pack_list)
+	{
+		d->resource_pack_list.reset(new ModList(resourcePacksDir()));
+	}
+	d->resource_pack_list->update();
+	return d->resource_pack_list;
+}
+
+QDialog *DerpInstance::createModEditDialog(QWidget *parent)
+{
+	return new DerpModEditDialog(this, parent);
+}
+
+bool DerpInstance::setIntendedVersionId(QString version)
+{
+	settings().set("IntendedVersion", version);
+	setShouldUpdate(true);
+	auto pathOrig = PathCombine(instanceRoot(), "version.json");
+	QFile::remove(pathOrig);
+	reloadFullVersion();
+	return true;
+}
+
+QString DerpInstance::intendedVersionId() const
+{
+	return settings().get("IntendedVersion").toString();
+}
+
+void DerpInstance::setShouldUpdate(bool val)
+{
+	settings().set("ShouldUpdate", val);
+}
+
+bool DerpInstance::shouldUpdate() const
+{
+	QVariant var = settings().get("ShouldUpdate");
+	if (!var.isValid() || var.toBool() == false)
+	{
+		return intendedVersionId() != currentVersionId();
+	}
+	return true;
+}
+
+bool DerpInstance::versionIsCustom()
+{
+	QDir patches(PathCombine(instanceRoot(), "patches/"));
+	return QFile::exists(PathCombine(instanceRoot(), "custom.json"))
+			|| (patches.exists() && patches.count() >= 0);
+}
+
+QString DerpInstance::currentVersionId() const
+{
+	return intendedVersionId();
+}
+
+bool DerpInstance::reloadFullVersion(QWidget *widgetParent)
+{
+	I_D(DerpInstance);
+
+	bool ret = d->version->reload(widgetParent);
+	emit versionReloaded();
+	return ret;
+}
+
+std::shared_ptr<DerpVersion> DerpInstance::getFullVersion()
+{
+	I_D(DerpInstance);
+	return d->version;
+}
+
+QString DerpInstance::defaultBaseJar() const
+{
+	return "versions/" + intendedVersionId() + "/" + intendedVersionId() + ".jar";
+}
+
+QString DerpInstance::defaultCustomBaseJar() const
+{
+	return PathCombine(instanceRoot(), "custom.jar");
+}
+
+bool DerpInstance::menuActionEnabled(QString action_name) const
+{
+	if (action_name == "actionChangeInstLWJGLVersion")
+		return false;
+	return true;
+}
+
+QString DerpInstance::getStatusbarDescription()
+{
+	QString descr = "Derp : " + intendedVersionId();
+	if (versionIsCustom())
+	{
+		descr + " (custom)";
+	}
+	return descr;
+}
+
+QString DerpInstance::loaderModsDir() const
+{
+	return PathCombine(minecraftRoot(), "mods");
+}
+
+QString DerpInstance::resourcePacksDir() const
+{
+	return PathCombine(minecraftRoot(), "resourcepacks");
+}
+
+QString DerpInstance::instanceConfigFolder() const
+{
+	return PathCombine(minecraftRoot(), "config");
+}