Copying of FTB instances working again

1 files changed, 71 insertions, 0 deletions

diff --git a/logic/OneSixFTBInstance.cpp b/logic/OneSixFTBInstance.cpp
index 4bd30b1d..307ddb7c 100644
--- a/logic/OneSixFTBInstance.cpp
+++ b/logic/OneSixFTBInstance.cpp
@@ -6,7 +6,9 @@
 #include "ForgeInstaller.h"
 #include "lists/ForgeVersionList.h"
 #include "OneSixInstance_p.h"
+#include "OneSixVersionBuilder.h"
 #include "MultiMC.h"
+#include "pathutils.h"
 
 class OneSixFTBInstanceForge : public Task
 {
@@ -88,6 +90,70 @@ void OneSixFTBInstance::init()
 	reloadVersion();
 }
 
+void OneSixFTBInstance::copy(const QDir &newDir)
+{
+	QStringList libraryNames;
+	// create patch file
+	{
+		QLOG_DEBUG() << "Creating patch file for FTB instance...";
+		QFile f(minecraftRoot() + "/pack.json");
+		if (!f.open(QFile::ReadOnly))
+		{
+			QLOG_ERROR() << "Couldn't open" << f.fileName() << ":" << f.errorString();
+			return;
+		}
+		QJsonObject root = QJsonDocument::fromJson(f.readAll()).object();
+		QJsonArray libs = root.value("libraries").toArray();
+		QJsonArray outLibs;
+		for (auto lib : libs)
+		{
+			QJsonObject libObj = lib.toObject();
+			libObj.insert("MMC-hint", QString("local"));
+			libObj.insert("insert", QString("prepend"));
+			libraryNames.append(libObj.value("name").toString());
+			outLibs.append(libObj);
+		}
+		root.remove("libraries");
+		root.remove("id");
+		root.insert("+libraries", outLibs);
+		root.insert("order", 1);
+		root.insert("fileId", QString("org.multimc.ftb.pack.json"));
+		root.insert("name", name());
+		root.insert("mcVersion", intendedVersionId());
+		root.insert("version", intendedVersionId());
+		ensureFilePathExists(newDir.absoluteFilePath("patches/ftb.json"));
+		QFile out(newDir.absoluteFilePath("patches/ftb.json"));
+		if (!out.open(QFile::WriteOnly | QFile::Truncate))
+		{
+			QLOG_ERROR() << "Couldn't open" << out.fileName() << ":" << out.errorString();
+			return;
+		}
+		out.write(QJsonDocument(root).toJson());
+	}
+	// copy libraries
+	{
+		QLOG_DEBUG() << "Copying FTB libraries";
+		for (auto library : libraryNames)
+		{
+			OneSixLibrary *lib = new OneSixLibrary(library);
+			lib->finalize();
+			const QString out = QDir::current().absoluteFilePath("libraries/" + lib->storagePath());
+			if (QFile::exists(out))
+			{
+				continue;
+			}
+			if (!ensureFilePathExists(out))
+			{
+				QLOG_ERROR() << "Couldn't create folder structure for" << out;
+			}
+			if (!QFile::copy(librariesPath().absoluteFilePath(lib->storagePath()), out))
+			{
+				QLOG_ERROR() << "Couldn't copy" << lib->rawName();
+			}
+		}
+	}
+}
+
 QString OneSixFTBInstance::id() const
 {
 	return "FTB/" + BaseInstance::id();
@@ -109,6 +175,11 @@ QStringList OneSixFTBInstance::externalPatches() const
 						 << minecraftRoot() + "/pack.json";
 }
 
+bool OneSixFTBInstance::providesVersionFile() const
+{
+	return true;
+}
+
 QString OneSixFTBInstance::getStatusbarDescription()
 {
 	return "OneSix FTB: " + intendedVersionId();