Split MultiMC up into a few separate libraries.

Fixed plugin system.

Tons of other stuff...

libinstance/src/instance.cpp

@@ -0,0 +1,110 @@
+/* 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 "include/instance.h"
+
+#include <QFileInfo>
+
+#include "pathutils.h"
+
+Instance::Instance(const QString &rootDir, QObject *parent) :
+	SettingsBase(parent)
+{
+	m_rootDir = rootDir;
+	config.loadFile(PathCombine(rootDir, "instance.cfg"));
+}
+
+QString Instance::id() const
+{
+	return QFileInfo(rootDir()).baseName();
+}
+
+QString Instance::rootDir() const
+{
+	return m_rootDir;
+}
+
+InstanceList *Instance::instList() const
+{
+	if (parent()->inherits("InstanceList"))
+		return (InstanceList *)parent();
+	else
+		return NULL;
+}
+
+QString Instance::minecraftDir() const
+{
+	QFileInfo mcDir(PathCombine(rootDir(), "minecraft"));
+	QFileInfo dotMCDir(PathCombine(rootDir(), ".minecraft"));
+	
+	if (dotMCDir.exists() && !mcDir.exists())
+	{
+		return dotMCDir.path();
+	}
+	else
+	{
+		return mcDir.path();
+	}
+}
+
+QString Instance::binDir() const
+{
+	return PathCombine(minecraftDir(), "bin");
+}
+
+QString Instance::savesDir() const
+{
+	return PathCombine(minecraftDir(), "saves");
+}
+
+QString Instance::mlModsDir() const
+{
+	return PathCombine(minecraftDir(), "mods");
+}
+
+QString Instance::coreModsDir() const
+{
+	return PathCombine(minecraftDir(), "coremods");
+}
+
+QString Instance::resourceDir() const
+{
+	return PathCombine(minecraftDir(), "resources");
+}
+
+QString Instance::screenshotsDir() const
+{
+	return PathCombine(minecraftDir(), "screenshots");
+}
+
+QString Instance::texturePacksDir() const
+{
+	return PathCombine(minecraftDir(), "texturepacks");
+}
+
+QString Instance::mcJar() const
+{
+	return PathCombine(binDir(), "minecraft.jar");
+}
+
+QVariant Instance::getField(const QString &name, QVariant defVal) const
+{
+	return config.get(name, defVal);
+}
+
+void Instance::setField(const QString &name, QVariant val)
+{
+	config.set(name, val);
+}