Merge branch 'feature_liteloader' of https://github.com/02JanDal/MultiMC5 into develop

7 files changed, 177 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7c8087cc..555890bb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -356,6 +356,8 @@ logic/OpSys.h
 logic/OpSys.cpp
 logic/ForgeInstaller.h
 logic/ForgeInstaller.cpp
+logic/LiteLoaderInstaller.h
+logic/LiteLoaderInstaller.cpp
 
 # Nostalgia
 logic/NostalgiaInstance.h
diff --git a/gui/dialogs/OneSixModEditDialog.cpp b/gui/dialogs/OneSixModEditDialog.cpp
index 51ea2d19..fb422941 100644
--- a/gui/dialogs/OneSixModEditDialog.cpp
+++ b/gui/dialogs/OneSixModEditDialog.cpp
@@ -38,6 +38,7 @@
 #include "logic/EnabledItemFilter.h"
 #include "logic/lists/ForgeVersionList.h"
 #include "logic/ForgeInstaller.h"
+#include "logic/LiteLoaderInstaller.h"
 
 OneSixModEditDialog::OneSixModEditDialog(OneSixInstance *inst, QWidget *parent)
 	: QDialog(parent), ui(new Ui::OneSixModEditDialog), m_inst(inst)
@@ -71,6 +72,8 @@ OneSixModEditDialog::OneSixModEditDialog(OneSixInstance *inst, QWidget *parent)
 		auto smodel = ui->loaderModTreeView->selectionModel();
 		connect(smodel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
 				SLOT(loaderCurrent(QModelIndex, QModelIndex)));
+
+		ui->liteloaderBtn->setEnabled(LiteLoaderInstaller(m_inst->intendedVersionId()).canApply());
 	}
 	// resource packs
 	{
@@ -204,6 +207,23 @@ void OneSixModEditDialog::on_forgeBtn_clicked()
 	}
 }
 
+void OneSixModEditDialog::on_liteloaderBtn_clicked()
+{
+	LiteLoaderInstaller liteloader(m_inst->intendedVersionId());
+	if (!liteloader.canApply())
+	{
+		QMessageBox::critical(
+			this, tr("LiteLoader"),
+			tr("There is no information available on how to install LiteLoader "
+			   "into this version of Minecraft"));
+		return;
+	}
+	if (!liteloader.apply(m_version))
+	{
+		// failure notice
+	}
+}
+
 bool OneSixModEditDialog::loaderListFilter(QKeyEvent *keyEvent)
 {
 	switch (keyEvent->key())
diff --git a/gui/dialogs/OneSixModEditDialog.h b/gui/dialogs/OneSixModEditDialog.h
index 5376e526..09bd7946 100644
--- a/gui/dialogs/OneSixModEditDialog.h
+++ b/gui/dialogs/OneSixModEditDialog.h
@@ -44,6 +44,7 @@ slots:
 	// Questionable: SettingsDialog doesn't need this for some reason?
 	void on_buttonBox_rejected();
 	void on_forgeBtn_clicked();
+	void on_liteloaderBtn_clicked();
 	void on_customizeBtn_clicked();
 	void on_revertBtn_clicked();
 	void updateVersionControls();
diff --git a/gui/dialogs/OneSixModEditDialog.ui b/gui/dialogs/OneSixModEditDialog.ui
index 48aa87ee..ad20cd73 100644
--- a/gui/dialogs/OneSixModEditDialog.ui
+++ b/gui/dialogs/OneSixModEditDialog.ui
@@ -78,6 +78,13 @@
           </widget>
          </item>
          <item>
+          <widget class="QPushButton" name="liteloaderBtn">
+           <property name="text">
+            <string>Install LiteLoader</string>
+           </property>
+          </widget>
+         </item>
+         <item>
           <widget class="QPushButton" name="customizeBtn">
            <property name="toolTip">
             <string>Create an customized copy of the base version</string>
diff --git a/logic/LiteLoaderInstaller.cpp b/logic/LiteLoaderInstaller.cpp
new file mode 100644
index 00000000..07fffff3
--- /dev/null
+++ b/logic/LiteLoaderInstaller.cpp
@@ -0,0 +1,102 @@
+/* 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 "LiteLoaderInstaller.h"
+
+#include "OneSixVersion.h"
+#include "OneSixLibrary.h"
+
+QMap<QString, QString> LiteLoaderInstaller::m_launcherWrapperVersionMapping;
+
+LiteLoaderInstaller::LiteLoaderInstaller(const QString &mcVersion) : m_mcVersion(mcVersion)
+{
+	if (m_launcherWrapperVersionMapping.isEmpty())
+	{
+		m_launcherWrapperVersionMapping["1.6.2"] = "1.3";
+		m_launcherWrapperVersionMapping["1.6.4"] = "1.8";
+		//m_launcherWrapperVersionMapping["1.7.2"] = "1.8";
+		//m_launcherWrapperVersionMapping["1.7.4"] = "1.8";
+	}
+}
+
+bool LiteLoaderInstaller::canApply() const
+{
+	return m_launcherWrapperVersionMapping.contains(m_mcVersion);
+}
+
+bool LiteLoaderInstaller::apply(std::shared_ptr<OneSixVersion> to)
+{
+	to->externalUpdateStart();
+
+	applyLaunchwrapper(to);
+	applyLiteLoader(to);
+
+	to->mainClass = "net.minecraft.launchwrapper.Launch";
+	if (!to->minecraftArguments.contains(
+			 " --tweakClass com.mumfrey.liteloader.launch.LiteLoaderTweaker"))
+	{
+		to->minecraftArguments.append(
+			" --tweakClass com.mumfrey.liteloader.launch.LiteLoaderTweaker");
+	}
+
+	to->externalUpdateFinish();
+	return to->toOriginalFile();
+}
+
+void LiteLoaderInstaller::applyLaunchwrapper(std::shared_ptr<OneSixVersion> to)
+{
+	const QString intendedVersion = m_launcherWrapperVersionMapping[m_mcVersion];
+
+	QMutableListIterator<std::shared_ptr<OneSixLibrary>> it(to->libraries);
+	while (it.hasNext())
+	{
+		it.next();
+		if (it.value()->rawName().startsWith("net.minecraft:launchwrapper:"))
+		{
+			if (it.value()->version() >= intendedVersion)
+			{
+				return;
+			}
+			else
+			{
+				it.remove();
+			}
+		}
+	}
+
+	std::shared_ptr<OneSixLibrary> lib(new OneSixLibrary(
+		"net.minecraft:launchwrapper:" + m_launcherWrapperVersionMapping[m_mcVersion]));
+	lib->finalize();
+	to->libraries.prepend(lib);
+}
+
+void LiteLoaderInstaller::applyLiteLoader(std::shared_ptr<OneSixVersion> to)
+{
+	QMutableListIterator<std::shared_ptr<OneSixLibrary>> it(to->libraries);
+	while (it.hasNext())
+	{
+		it.next();
+		if (it.value()->rawName().startsWith("com.mumfrey:liteloader:"))
+		{
+			it.remove();
+		}
+	}
+
+	std::shared_ptr<OneSixLibrary> lib(
+		new OneSixLibrary("com.mumfrey:liteloader:" + m_mcVersion));
+	lib->setBaseUrl("http://dl.liteloader.com/versions/");
+	lib->finalize();
+	to->libraries.prepend(lib);
+}
diff --git a/logic/LiteLoaderInstaller.h b/logic/LiteLoaderInstaller.h
new file mode 100644
index 00000000..44b306d6
--- /dev/null
+++ b/logic/LiteLoaderInstaller.h
@@ -0,0 +1,39 @@
+/* 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 <QString>
+#include <QMap>
+#include <memory>
+
+class OneSixVersion;
+
+class LiteLoaderInstaller
+{
+public:
+	LiteLoaderInstaller(const QString &mcVersion);
+
+	bool canApply() const;
+
+	bool apply(std::shared_ptr<OneSixVersion> to);
+
+private:
+	QString m_mcVersion;
+
+	void applyLaunchwrapper(std::shared_ptr<OneSixVersion> to);
+	void applyLiteLoader(std::shared_ptr<OneSixVersion> to);
+
+	static QMap<QString, QString> m_launcherWrapperVersionMapping;
+};
diff --git a/logic/OneSixLibrary.h b/logic/OneSixLibrary.h
index 5cb867c2..3f0bc83d 100644
--- a/logic/OneSixLibrary.h
+++ b/logic/OneSixLibrary.h
@@ -68,6 +68,12 @@ public:
 		m_name = name;
 	}
 
+	/// Returns the raw name field
+	QString rawName() const
+	{
+		return m_name;
+	}
+
 	QJsonObject toJson();
 
 	/**