Implement adding jar mods, break saving library order.

logic/minecraft/InstanceVersion.h

@@ -0,0 +1,181 @@
+/* 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.
+ */
+
+#pragma once
+
+#include <QAbstractListModel>
+
+#include <QString>
+#include <QList>
+#include <memory>
+
+#include "OneSixLibrary.h"
+#include "VersionFile.h"
+#include "JarMod.h"
+
+class OneSixInstance;
+
+class InstanceVersion : public QAbstractListModel
+{
+	Q_OBJECT
+public:
+	explicit InstanceVersion(OneSixInstance *instance, QObject *parent = 0);
+
+	virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
+	virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+	virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
+	virtual int columnCount(const QModelIndex &parent) const;
+	virtual Qt::ItemFlags flags(const QModelIndex &index) const;
+
+	void reload(const QStringList &external = QStringList());
+	void clear();
+
+	bool canRemove(const int index) const;
+
+	QString versionFileId(const int index) const;
+
+	// is this version unmodded vanilla minecraft?
+	bool isVanilla();
+	// remove any customizations on top of vanilla
+	bool revertToVanilla();
+	
+	// does this version have an FTB pack patch file?
+	bool hasFtbPack();
+	// remove FTB pack
+	bool removeFtbPack();
+	
+	// does this version have any jar mods?
+	bool hasJarMods();
+	void installJarMods(QStringList selectedFiles);
+	void installJarModByFilename(QString filepath);
+
+	// does this version still use a legacy custom.json file?
+	bool usesLegacyCustomJson();
+
+	enum MoveDirection { MoveUp, MoveDown };
+	void move(const int index, const MoveDirection direction);
+	void resetOrder();
+
+	// clears and reapplies all version files
+	void reapply(const bool alreadyReseting = false);
+	void finalize();
+
+public
+slots:
+	bool remove(const int index);
+	bool remove(const QString id);
+
+public:
+	QList<std::shared_ptr<OneSixLibrary>> getActiveNormalLibs();
+	QList<std::shared_ptr<OneSixLibrary>> getActiveNativeLibs();
+
+	static std::shared_ptr<InstanceVersion> fromJson(const QJsonObject &obj);
+
+private:
+	bool preremove(VersionPatchPtr patch);
+	
+	// data members
+public:
+	/// the ID - determines which jar to use! ACTUALLY IMPORTANT!
+	QString id;
+
+	/// the time this version was actually released by Mojang, as string and as QDateTime
+	QString m_releaseTimeString;
+	QDateTime m_releaseTime;
+
+	/// the time this version was last updated by Mojang, as string and as QDateTime
+	QString m_updateTimeString;
+	QDateTime m_updateTime;
+
+	/// Release type - "release" or "snapshot"
+	QString type;
+	/// Assets type - "legacy" or a version ID
+	QString assets;
+	/**
+	 * DEPRECATED: Old versions of the new vanilla launcher used this
+	 * ex: "username_session_version"
+	 */
+	QString processArguments;
+	/// Same as above, but only for vanilla
+	QString vanillaProcessArguments;
+	/**
+	 * arguments that should be used for launching minecraft
+	 *
+	 * ex: "--username ${auth_player_name} --session ${auth_session}
+	 *      --version ${version_name} --gameDir ${game_directory} --assetsDir ${game_assets}"
+	 */
+	QString minecraftArguments;
+	/// Same as above, but only for vanilla
+	QString vanillaMinecraftArguments;
+	/**
+	 * the minimum launcher version required by this version ... current is 4 (at point of
+	 * writing)
+	 */
+	int minimumLauncherVersion = 0xDEADBEEF;
+	/**
+	 * A list of all tweaker classes
+	 */
+	QStringList tweakers;
+	/**
+	 * The main class to load first
+	 */
+	QString mainClass;
+	/**
+	 * The applet class, for some very old minecraft releases
+	 */
+	QString appletClass;
+	
+	/// the list of libs - both active and inactive, native and java
+	QList<std::shared_ptr<OneSixLibrary>> libraries;
+	
+	/// same, but only vanilla.
+	QList<std::shared_ptr<OneSixLibrary>> vanillaLibraries;
+
+	/// traits, collected from all the version files (version files can only add)
+	QSet<QString> traits;
+
+	/// A list of jar mods. version files can add those.
+	QList<JarmodPtr> jarMods;
+
+	/*
+	FIXME: add support for those rules here? Looks like a pile of quick hacks to me though.
+
+	"rules": [
+		{
+		"action": "allow"
+		},
+		{
+		"action": "disallow",
+		"os": {
+			"name": "osx",
+			"version": "^10\\.5\\.\\d$"
+		}
+		}
+	],
+	"incompatibilityReason": "There is a bug in LWJGL which makes it incompatible with OSX
+	10.5.8. Please go to New Profile and use 1.5.2 for now. Sorry!"
+	}
+	*/
+	// QList<Rule> rules;
+
+	QList<VersionPatchPtr> VersionPatches;
+	VersionPatchPtr versionPatch(const QString &id);
+	VersionPatchPtr versionPatch(int index);
+
+private:
+	OneSixInstance *m_instance;
+	QMap<QString, int> getExistingOrder() const;
+	int getFreeOrderNumber();
+};