2013-01-15 05:12:38 +05:30
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/* Copyright 2013 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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2013-02-21 06:40:09 +05:30
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#include "include/instancelist.h"
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2013-01-15 05:12:38 +05:30
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2013-02-19 23:45:22 +05:30
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#include <QDir>
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#include <QFile>
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#include <QDirIterator>
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#include <QThread>
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2013-02-21 06:40:09 +05:30
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#include "include/instance.h"
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#include "include/instanceloader.h"
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#include "pathutils.h"
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InstanceList::InstanceList(const QString &instDir, QObject *parent) :
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QObject(parent), m_instDir("instances")
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{
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}
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InstanceList::InstListError InstanceList::loadList()
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{
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QDir dir(m_instDir);
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QDirIterator iter(dir);
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m_instances.clear();
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while (iter.hasNext())
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{
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QString subDir = iter.next();
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if (QFileInfo(PathCombine(subDir, "instance.cfg")).exists())
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{
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Instance *instPtr = NULL;
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InstanceLoader::InstTypeError error = InstanceLoader::get().
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loadInstance(instPtr, subDir);
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if (error != InstanceLoader::NoError &&
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error != InstanceLoader::NotAnInstance)
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{
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QString errorMsg = QString("Failed to load instance %1: ").
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arg(QFileInfo(subDir).baseName()).toUtf8();
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switch (error)
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{
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case InstanceLoader::TypeNotRegistered:
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errorMsg += "Instance type not found.";
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break;
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default:
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errorMsg += QString("Unknown instance loader error %1").
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arg(error);
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break;
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}
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qDebug(errorMsg.toUtf8());
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}
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else if (!instPtr)
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{
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qDebug(QString("Error loading instance %1. Instance loader returned null.").
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arg(QFileInfo(subDir).baseName()).toUtf8());
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}
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else
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{
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QSharedPointer<Instance> inst(instPtr);
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qDebug(QString("Loaded instance %1").arg(inst->name()).toUtf8());
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inst->setParent(this);
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m_instances.append(inst);
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}
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}
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}
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emit invalidated();
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return NoError;
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}
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/// Clear all instances. Triggers notifications.
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void InstanceList::clear()
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{
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m_instances.clear();
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emit invalidated();
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};
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/// Add an instance. Triggers notifications, returns the new index
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int InstanceList::add(InstancePtr t)
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{
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m_instances.append(t);
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emit instanceAdded(count() - 1);
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return count() - 1;
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}
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InstancePtr InstanceList::getInstanceById(QString instId)
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{
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QListIterator<InstancePtr> iter(m_instances);
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InstancePtr inst;
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while(iter.hasNext())
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{
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inst = iter.next();
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if (inst->id() == instId)
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break;
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}
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if (inst->id() != instId)
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return InstancePtr();
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else
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return iter.peekPrevious();
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}
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