Parsing the version files, part I

2013-07-22 02:01:56 +02:00
parent e2ee6d6d25
commit 18853ca3fa
8 changed files with 258 additions and 63 deletions
--- a/libmultimc/src/fullversionfactory.cpp
+++ b/libmultimc/src/fullversionfactory.cpp
@@ -0,0 +1,113 @@
+#include "fullversionfactory.h"
+#include "fullversion.h"
+
+QSharedPointer<FullVersion> FullVersionFactory::parse4(QJsonObject root, QSharedPointer<FullVersion> product)
+{
+	product->id = root.value("id").toString();
+	
+	// if it's on our legacy list, it's legacy
+	if(legacyWhitelist.contains(product->id))
+		product->isLegacy = true;
+	
+	product->mainClass = root.value("mainClass").toString();
+	auto procArgsValue = root.value("processArguments");
+	if(procArgsValue.isString())
+	{
+		product->processArguments = procArgsValue.toString();
+		QString toCompare = product->processArguments.toLower();
+		if(toCompare == "legacy")
+		{
+			product->minecraftArguments = " ${auth_player_name} ${auth_session}";
+			product->isLegacy = true;
+		}
+		else if(toCompare == "username_session")
+		{
+			product->minecraftArguments = "--username ${auth_player_name} --session ${auth_session}";
+		}
+		else if(toCompare == "username_session_version")
+		{
+			product->minecraftArguments = "--username ${auth_player_name} --session ${auth_session} --version ${profile_name}";
+		}
+	}
+	
+	auto minecraftArgsValue = root.value("minecraftArguments");
+	if(minecraftArgsValue.isString())
+	{
+		product->minecraftArguments = minecraftArgsValue.toString();
+	}
+	
+	product->releaseTime = root.value("releaseTime").toString();
+	product->time = root.value("time").toString();
+	
+	// Iterate through the list.
+	auto librariesValue = root.value("libraries");
+	if(librariesValue.isArray())
+	{
+		QJsonArray libList = root.value("libraries").toArray();
+		for (auto lib : libList)
+		{
+			if (!lib.isObject())
+			{
+				continue;
+			}
+			
+			QJsonObject libObj = lib.toObject();
+			
+			QString crud = libObj.value("name").toString();
+			product->libraries.append(crud);
+			
+			// TODO: improve!
+			/*
+			auto parts = crud.split(':');
+			int zz = parts.size();
+			*/
+		}
+	}
+	return product;
+}
+
+QSharedPointer<FullVersion> FullVersionFactory::parse(QByteArray data)
+{
+	QSharedPointer<FullVersion> readVersion(new FullVersion());
+	
+	QJsonParseError jsonError;
+	QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
+	
+	if (jsonError.error != QJsonParseError::NoError)
+	{
+		error_string = QString( "Error reading version file :") + " " + jsonError.errorString();
+		m_error = FullVersionFactory::ParseError;
+		return QSharedPointer<FullVersion>();
+	}
+	
+	if(!jsonDoc.isObject())
+	{
+		error_string = "Error reading version file.";
+		m_error = FullVersionFactory::ParseError;
+		return QSharedPointer<FullVersion>();
+	}
+	QJsonObject root = jsonDoc.object();
+	
+	readVersion->minimumLauncherVersion = root.value("minimumLauncherVersion").toDouble();
+	switch(readVersion->minimumLauncherVersion)
+	{
+		case 1:
+		case 2:
+		case 3:
+		case 4:
+			return parse4(root, readVersion);
+		// ADD MORE HERE :D
+		default:
+			error_string = "Version file was for an unrecognized launcher version. RIP";
+			m_error = FullVersionFactory::UnsupportedVersion;
+			return QSharedPointer<FullVersion>();
+	}
+}
+
+
+FullVersionFactory::FullVersionFactory()
+{
+	m_error = FullVersionFactory::AllOK;
+	legacyWhitelist.append("1.5.1");
+	legacyWhitelist.append("1.5.2");
+}