Change naming from Derp -> OneSix until the new instance type supports legacy

1 files changed, 446 insertions, 0 deletions

diff --git a/logic/OneSixVersionBuilder.cpp b/logic/OneSixVersionBuilder.cpp
new file mode 100644
index 00000000..85f55a52
--- /dev/null
+++ b/logic/OneSixVersionBuilder.cpp
@@ -0,0 +1,446 @@
+/* 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 "OneSixVersionBuilder.h"
+
+#include <QList>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QFile>
+#include <QFileInfo>
+#include <QMessageBox>
+#include <QObject>
+#include <QDir>
+#include <QDebug>
+
+#include "OneSixVersion.h"
+#include "OneSixInstance.h"
+#include "OneSixRule.h"
+#include "logger/QsLog.h"
+
+OneSixVersionBuilder::OneSixVersionBuilder()
+{
+
+}
+
+bool OneSixVersionBuilder::build(OneSixVersion *version, OneSixInstance *instance, QWidget *widgetParent)
+{
+	OneSixVersionBuilder builder;
+	builder.m_version = version;
+	builder.m_instance = instance;
+	builder.m_widgetParent = widgetParent;
+	return builder.build();
+}
+
+bool OneSixVersionBuilder::read(OneSixVersion *version, const QJsonObject &obj)
+{
+	OneSixVersionBuilder builder;
+	builder.m_version = version;
+	builder.m_instance = 0;
+	builder.m_widgetParent = 0;
+	return builder.read(obj);
+}
+
+bool OneSixVersionBuilder::build()
+{
+	m_version->clear();
+
+	QDir root(m_instance->instanceRoot());
+	QDir patches(root.absoluteFilePath("patches/"));
+
+	// version.json -> patches/*.json -> custom.json
+
+	// version.json
+	{
+		QLOG_INFO() << "Reading version.json";
+		QJsonObject obj;
+		if (!read(QFileInfo(root.absoluteFilePath("version.json")), &obj))
+		{
+			return false;
+		}
+		if (!apply(obj))
+		{
+			return false;
+		}
+	}
+
+	// patches/
+	{
+		// load all, put into map for ordering, apply in the right order
+
+		QMap<int, QJsonObject> objects;
+		for (auto info : patches.entryInfoList(QStringList() << "*.json", QDir::Files))
+		{
+			QLOG_INFO() << "Reading" << info.fileName();
+			QJsonObject obj;
+			if (!read(info, &obj))
+			{
+				return false;
+			}
+			if (!obj.contains("order") || !obj.value("order").isDouble())
+			{
+				QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Missing or invalid 'order' in %1").arg(info.absoluteFilePath()));
+				return false;
+			}
+			objects.insert(obj.value("order").toDouble(), obj);
+		}
+		for (auto object : objects.values())
+		{
+			qDebug() << "Applying object with order" << objects.key(object);
+			if (!apply(object))
+			{
+				return false;
+			}
+		}
+	}
+
+	// custom.json
+	{
+		if (QFile::exists(root.absoluteFilePath("custom.json")))
+		{
+			QLOG_INFO() << "Reading custom.json";
+			QJsonObject obj;
+			if (!read(QFileInfo(root.absoluteFilePath("custom.json")), &obj))
+			{
+				return false;
+			}
+			if (!apply(obj))
+			{
+				return false;
+			}
+		}
+	}
+
+	return true;
+}
+
+bool OneSixVersionBuilder::read(const QJsonObject &obj)
+{
+	m_version->clear();
+
+	return apply(obj);
+}
+
+void applyString(const QJsonObject &obj, const QString &key, QString &out, const bool onlyOverride = true)
+{
+	if (obj.contains(key) && obj.value(key).isString())
+	{
+		out = obj.value(key).toString();
+	}
+	else if (!onlyOverride)
+	{
+		if (obj.contains("+" + key) && obj.value("+" + key).isString())
+		{
+			out += obj.value("+" + key).toString();
+		}
+		else if (obj.contains("-" + key) && obj.value("-" + key).isString())
+		{
+			out.remove(obj.value("-" + key).toString());
+		}
+	}
+}
+void applyString(const QJsonObject &obj, const QString &key, std::shared_ptr<OneSixLibrary> lib, void(OneSixLibrary::*func)(const QString &val))
+{
+	if (obj.contains(key) && obj.value(key).isString())
+	{
+		(lib.get()->*func)(obj.value(key).toString());
+	}
+}
+bool OneSixVersionBuilder::apply(const QJsonObject &object)
+{
+	applyString(object, "id", m_version->id);
+	applyString(object, "mainClass", m_version->mainClass);
+	applyString(object, "minecraftArguments", m_version->minecraftArguments, false);
+	applyString(object, "processArguments", m_version->processArguments, false);
+	if (m_version->minecraftArguments.isEmpty())
+	{
+		const QString toCompare = m_version->processArguments.toLower();
+		if (toCompare == "legacy")
+		{
+			m_version->minecraftArguments = " ${auth_player_name} ${auth_session}";
+		}
+		else if (toCompare == "username_session")
+		{
+			m_version->minecraftArguments = "--username ${auth_player_name} --session ${auth_session}";
+		}
+		else if (toCompare == "username_session_version")
+		{
+			m_version->minecraftArguments = "--username ${auth_player_name} --session ${auth_session} --version ${profile_name}";
+		}
+	}
+	applyString(object, "type", m_version->type);
+	applyString(object, "releaseTime", m_version->releaseTime);
+	applyString(object, "time", m_version->time);
+	applyString(object, "assets", m_version->assets);
+	{
+		if (m_version->assets.isEmpty())
+		{
+			m_version->assets = "legacy";
+		}
+	}
+	if (object.contains("minimumLauncherVersion"))
+	{
+		auto minLauncherVersionVal = object.value("minimumLauncherVersion");
+		if (minLauncherVersionVal.isDouble())
+		{
+			m_version->minimumLauncherVersion = minLauncherVersionVal.toDouble();
+		}
+	}
+
+	// libraries
+	if (object.contains("libraries"))
+	{
+		m_version->libraries.clear();
+		auto librariesValue = object.value("libraries");
+		if (!librariesValue.isArray())
+		{
+			QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("One json files contains a libraries field, but it's not an array"));
+			return false;
+		}
+		auto array = librariesValue.toArray();
+		for (auto libVal : array)
+		{
+			if (libVal.isObject())
+			{
+				if (!applyLibrary(libVal.toObject(), Override))
+				{
+					return false;
+				}
+			}
+
+		}
+	}
+
+	// +libraries
+	if (object.contains("+libraries"))
+	{
+		auto librariesValue = object.value("+libraries");
+		if (!librariesValue.isArray())
+		{
+			QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("One json files contains a libraries field, but it's not an array"));
+			return false;
+		}
+		for (auto libVal : librariesValue.toArray())
+		{
+			if (libVal.isObject())
+			{
+				applyLibrary(libVal.toObject(), Add);
+			}
+
+		}
+	}
+
+	// -libraries
+	if (object.contains("-libraries"))
+	{
+		auto librariesValue = object.value("-libraries");
+		if (!librariesValue.isArray())
+		{
+			QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("One json files contains a libraries field, but it's not an array"));
+			return false;
+		}
+		for (auto libVal : librariesValue.toArray())
+		{
+			if (libVal.isObject())
+			{
+				applyLibrary(libVal.toObject(), Remove);
+			}
+
+		}
+	}
+
+	return true;
+}
+
+int findLibrary(QList<std::shared_ptr<OneSixLibrary> > haystack, const QString &needle)
+{
+	for (int i = 0; i < haystack.size(); ++i)
+	{
+		if (QRegExp(needle, Qt::CaseSensitive, QRegExp::WildcardUnix).indexIn(haystack.at(i)->rawName()) != -1)
+		{
+			return i;
+		}
+	}
+	return -1;
+}
+
+bool OneSixVersionBuilder::applyLibrary(const QJsonObject &lib, const OneSixVersionBuilder::Type type)
+{
+	// Library name
+	auto nameVal = lib.value("name");
+	if (!nameVal.isString())
+	{
+		return false;
+	}
+	auto name = nameVal.toString();
+
+	if (type == Remove)
+	{
+		int index = findLibrary(m_version->libraries, name);
+		if (index >= 0)
+		{
+			m_version->libraries.removeAt(index);
+		}
+		return true;
+	}
+
+	if (type == Add && !lib.contains("insert"))
+	{
+		return false;
+	}
+
+	std::shared_ptr<OneSixLibrary> library;
+
+	if (lib.value("insert").toString() != "apply" && type == Add)
+	{
+		QMutableListIterator<std::shared_ptr<OneSixLibrary> > it(m_version->libraries);
+		while (it.hasNext())
+		{
+			if (it.next()->rawName() == name)
+			{
+				it.remove();
+			}
+		}
+	}
+
+	if (lib.value("insert").toString() == "apply" && type == Add)
+	{
+		library = m_version->libraries[findLibrary(m_version->libraries, name)];
+	}
+	else
+	{
+		library.reset(new OneSixLibrary(nameVal.toString()));
+	}
+
+	applyString(lib, "url", library, &OneSixLibrary::setBaseUrl);
+	applyString(lib, "MMC-hint", library, &OneSixLibrary::setHint);
+	applyString(lib, "MMC-absulute_url", library, &OneSixLibrary::setAbsoluteUrl);
+	applyString(lib, "MMC-absoluteUrl", library, &OneSixLibrary::setAbsoluteUrl);
+
+	auto extractVal = lib.value("extract");
+	if (extractVal.isObject())
+	{
+		QStringList excludes;
+		auto extractObj = extractVal.toObject();
+		auto excludesVal = extractObj.value("exclude");
+		if (excludesVal.isArray())
+		{
+			auto excludesList = excludesVal.toArray();
+			for (auto excludeVal : excludesList)
+			{
+				if (excludeVal.isString())
+				{
+					excludes.append(excludeVal.toString());
+				}
+			}
+			library->extract_excludes = excludes;
+		}
+	}
+
+	auto nativesVal = lib.value("natives");
+	if (nativesVal.isObject())
+	{
+		library->setIsNative();
+		auto nativesObj = nativesVal.toObject();
+		for (auto it = nativesObj.begin(); it != nativesObj.end(); ++it)
+		{
+			auto osType = OpSys_fromString(it.key());
+			if (osType == Os_Other)
+			{
+				continue;
+			}
+			if (!it.value().isString())
+			{
+				continue;
+			}
+			library->addNative(osType, it.value().toString());
+		}
+	}
+
+	if (lib.contains("rules"))
+	{
+		library->setRules(rulesFromJsonV4(lib));
+	}
+	library->finalize();
+	if (type == Override)
+	{
+		m_version->libraries.append(library);
+	}
+	else if (lib.value("insert").toString() != "apply")
+	{
+		if (lib.value("insert").toString() == "append")
+		{
+			m_version->libraries.append(library);
+		}
+		else if (lib.value("insert").toString() == "prepend")
+		{
+			m_version->libraries.prepend(library);
+		}
+		else if (lib.value("insert").isObject())
+		{
+			QJsonObject insertObj = lib.value("insert").toObject();
+			if (insertObj.isEmpty())
+			{
+				QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("'insert' object empty"));
+				return false;
+			}
+			const QString key = insertObj.keys().first();
+			const QString value = insertObj.value(key).toString();
+			const int index = findLibrary(m_version->libraries, value);
+			if (index >= 0)
+			{
+				if (key == "before")
+				{
+					m_version->libraries.insert(index, library);
+				}
+				else if (key == "after")
+				{
+					m_version->libraries.insert(index + 1, library);
+				}
+				else
+				{
+					QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Invalid value for 'insert': %1").arg(lib.value("insert").toString()));
+					return false;
+				}
+			}
+		}
+		else
+		{
+			QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Invalid value for 'insert': %1").arg(lib.value("insert").toString()));
+			return false;
+		}
+	}
+	return true;
+}
+
+bool OneSixVersionBuilder::read(const QFileInfo &fileInfo, QJsonObject *out)
+{
+	QFile file(fileInfo.absoluteFilePath());
+	if (!file.open(QFile::ReadOnly))
+	{
+		QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Unable to open %1: %2").arg(file.fileName(), file.errorString()));
+		return false;
+	}
+	QJsonParseError error;
+	QJsonDocument doc = QJsonDocument::fromJson(file.readAll(), &error);
+	if (error.error != QJsonParseError::NoError)
+	{
+		QMessageBox::critical(m_widgetParent, QObject::tr("Error"), QObject::tr("Unable to parse %1: %2 at %3").arg(file.fileName(), error.errorString()).arg(error.offset));
+		return false;
+	}
+	*out = doc.object();
+	return true;
+}