Added stdinstance plugin and a ton of plugin stuff.

plugins/stdinstance/stdinstance.cpp

@@ -0,0 +1,53 @@
+/* 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 "stdinstance.h"
+
+#include <QFileInfo>
+
+#include <java/javautils.h>
+
+StdInstance::StdInstance(const QString &rootDir, QObject *parent) :
+	Instance(rootDir, parent)
+{
+	
+}
+
+bool StdInstance::shouldUpdateCurrentVersion()
+{
+	QFileInfo jar(mcJar());
+	return jar.lastModified().toUTC().toMSecsSinceEpoch() != lastVersionUpdate();
+}
+
+void StdInstance::updateCurrentVersion(bool keepCurrent)
+{
+	QFileInfo jar(mcJar());
+	
+	if(!jar.exists())
+	{
+		setLastVersionUpdate(0);
+		setCurrentVersion("Unknown");
+		return;
+	}
+	
+	qint64 time = jar.lastModified().toUTC().toMSecsSinceEpoch();
+	
+	setLastVersionUpdate(time);
+	if (!keepCurrent)
+	{
+		QString newVersion = javautils::GetMinecraftJarVersion(jar.absoluteFilePath());
+		setCurrentVersion(newVersion);
+	}
+}