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/* 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 "instanceloader.h"
#include <QFileInfo>
#include "instancetype.h"
#include "data/inifile.h"
#include "util/pathutils.h"
InstanceLoader InstanceLoader::loader;
InstanceLoader::InstanceLoader() :
QObject(NULL)
{
}
InstanceLoader::InstTypeError InstanceLoader::registerInstanceType(InstanceType *type)
{
// Check to see if the type ID exists.
if (m_typeMap.contains(type->typeID()))
return TypeIDExists;
// Set the parent to this.
type->setParent(this);
// Add it to the map.
m_typeMap.insert(type->typeID(), type);
return NoError;
}
InstanceLoader::InstTypeError InstanceLoader::createInstance(Instance *inst,
const InstanceType *type,
const QString &instDir)
{
// Check if the type is registered.
if (!type || findType(type->typeID()) != type)
return TypeNotRegistered;
// Create the instance.
return type->createInstance(inst, instDir);
}
InstanceLoader::InstTypeError InstanceLoader::loadInstance(Instance *inst,
const InstanceType *type,
const QString &instDir)
{
// Check if the type is registered.
if (!type || findType(type->typeID()) != type)
return TypeNotRegistered;
return type->loadInstance(inst, instDir);
}
InstanceLoader::InstTypeError InstanceLoader::loadInstance(Instance *inst,
const QString &instDir)
{
QFileInfo instConfig(PathCombine(instDir, "instance.cfg"));
if (!instConfig.exists())
return NotAnInstance;
INIFile ini;
ini.loadFile(instConfig.path());
QString typeName = ini.get("type", "StdInstance").toString();
const InstanceType *type = findType(typeName);
return loadInstance(inst, type, instDir);
}
const InstanceType *InstanceLoader::findType(const QString &id)
{
if (!m_typeMap.contains(id))
return NULL;
else
return m_typeMap[id];
}
InstTypeList InstanceLoader::typeList()
{
InstTypeList typeList;
for (auto iter = m_typeMap.begin(); iter != m_typeMap.end(); iter++)
{
typeList.append(*iter);
}
return typeList;
}
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