diff options
Diffstat (limited to 'libraries/logic/InstanceList.cpp')
-rw-r--r-- | libraries/logic/InstanceList.cpp | 580 |
1 files changed, 0 insertions, 580 deletions
diff --git a/libraries/logic/InstanceList.cpp b/libraries/logic/InstanceList.cpp deleted file mode 100644 index 783df660..00000000 --- a/libraries/logic/InstanceList.cpp +++ /dev/null @@ -1,580 +0,0 @@ -/* Copyright 2013-2015 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 <QDir> -#include <QSet> -#include <QFile> -#include <QDirIterator> -#include <QThread> -#include <QTextStream> -#include <QJsonDocument> -#include <QJsonObject> -#include <QJsonArray> -#include <QXmlStreamReader> -#include <QRegularExpression> -#include <QDebug> - -#include "InstanceList.h" -#include "BaseInstance.h" - -//FIXME: this really doesn't belong *here* -#include "minecraft/onesix/OneSixInstance.h" -#include "minecraft/legacy/LegacyInstance.h" -#include "minecraft/ftb/FTBPlugin.h" -#include "minecraft/MinecraftVersion.h" -#include "settings/INISettingsObject.h" -#include "NullInstance.h" -#include "FileSystem.h" -#include "pathmatcher/RegexpMatcher.h" - -const static int GROUP_FILE_FORMAT_VERSION = 1; - -InstanceList::InstanceList(SettingsObjectPtr globalSettings, const QString &instDir, QObject *parent) - : QAbstractListModel(parent), m_instDir(instDir) -{ - m_globalSettings = globalSettings; - if (!QDir::current().exists(m_instDir)) - { - QDir::current().mkpath(m_instDir); - } -} - -InstanceList::~InstanceList() -{ -} - -int InstanceList::rowCount(const QModelIndex &parent) const -{ - Q_UNUSED(parent); - return m_instances.count(); -} - -QModelIndex InstanceList::index(int row, int column, const QModelIndex &parent) const -{ - Q_UNUSED(parent); - if (row < 0 || row >= m_instances.size()) - return QModelIndex(); - return createIndex(row, column, (void *)m_instances.at(row).get()); -} - -QVariant InstanceList::data(const QModelIndex &index, int role) const -{ - if (!index.isValid()) - { - return QVariant(); - } - BaseInstance *pdata = static_cast<BaseInstance *>(index.internalPointer()); - switch (role) - { - case InstancePointerRole: - { - QVariant v = qVariantFromValue((void *)pdata); - return v; - } - case InstanceIDRole: - { - return pdata->id(); - } - case Qt::DisplayRole: - { - return pdata->name(); - } - case Qt::ToolTipRole: - { - return pdata->instanceRoot(); - } - case Qt::DecorationRole: - { - return pdata->iconKey(); - } - // HACK: see GroupView.h in gui! - case GroupRole: - { - return pdata->group(); - } - default: - break; - } - return QVariant(); -} - -Qt::ItemFlags InstanceList::flags(const QModelIndex &index) const -{ - Qt::ItemFlags f; - if (index.isValid()) - { - f |= (Qt::ItemIsEnabled | Qt::ItemIsSelectable); - } - return f; -} - -void InstanceList::groupChanged() -{ - // save the groups. save all of them. - saveGroupList(); -} - -QStringList InstanceList::getGroups() -{ - return m_groups.toList(); -} - -void InstanceList::suspendGroupSaving() -{ - suspendedGroupSave = true; -} - -void InstanceList::resumeGroupSaving() -{ - if(suspendedGroupSave) - { - suspendedGroupSave = false; - if(queuedGroupSave) - { - saveGroupList(); - } - } -} - -void InstanceList::deleteGroup(const QString& name) -{ - for(auto & instance: m_instances) - { - auto instGroupName = instance->group(); - if(instGroupName == name) - { - instance->setGroupPost(QString()); - } - } -} - -void InstanceList::saveGroupList() -{ - if(suspendedGroupSave) - { - queuedGroupSave = true; - return; - } - - QString groupFileName = m_instDir + "/instgroups.json"; - QMap<QString, QSet<QString>> groupMap; - for (auto instance : m_instances) - { - QString id = instance->id(); - QString group = instance->group(); - if (group.isEmpty()) - continue; - - // keep a list/set of groups for choosing - m_groups.insert(group); - - if (!groupMap.count(group)) - { - QSet<QString> set; - set.insert(id); - groupMap[group] = set; - } - else - { - QSet<QString> &set = groupMap[group]; - set.insert(id); - } - } - QJsonObject toplevel; - toplevel.insert("formatVersion", QJsonValue(QString("1"))); - QJsonObject groupsArr; - for (auto iter = groupMap.begin(); iter != groupMap.end(); iter++) - { - auto list = iter.value(); - auto name = iter.key(); - QJsonObject groupObj; - QJsonArray instanceArr; - groupObj.insert("hidden", QJsonValue(QString("false"))); - for (auto item : list) - { - instanceArr.append(QJsonValue(item)); - } - groupObj.insert("instances", instanceArr); - groupsArr.insert(name, groupObj); - } - toplevel.insert("groups", groupsArr); - QJsonDocument doc(toplevel); - try - { - FS::write(groupFileName, doc.toJson()); - } - catch(FS::FileSystemException & e) - { - qCritical() << "Failed to write instance group file :" << e.cause(); - } -} - -void InstanceList::loadGroupList(QMap<QString, QString> &groupMap) -{ - QString groupFileName = m_instDir + "/instgroups.json"; - - // if there's no group file, fail - if (!QFileInfo(groupFileName).exists()) - return; - - QByteArray jsonData; - try - { - jsonData = FS::read(groupFileName); - } - catch (FS::FileSystemException & e) - { - qCritical() << "Failed to read instance group file :" << e.cause(); - return; - } - - QJsonParseError error; - QJsonDocument jsonDoc = QJsonDocument::fromJson(jsonData, &error); - - // if the json was bad, fail - if (error.error != QJsonParseError::NoError) - { - qCritical() << QString("Failed to parse instance group file: %1 at offset %2") - .arg(error.errorString(), QString::number(error.offset)) - .toUtf8(); - return; - } - - // if the root of the json wasn't an object, fail - if (!jsonDoc.isObject()) - { - qWarning() << "Invalid group file. Root entry should be an object."; - return; - } - - QJsonObject rootObj = jsonDoc.object(); - - // Make sure the format version matches, otherwise fail. - if (rootObj.value("formatVersion").toVariant().toInt() != GROUP_FILE_FORMAT_VERSION) - return; - - // Get the groups. if it's not an object, fail - if (!rootObj.value("groups").isObject()) - { - qWarning() << "Invalid group list JSON: 'groups' should be an object."; - return; - } - - // Iterate through all the groups. - QJsonObject groupMapping = rootObj.value("groups").toObject(); - for (QJsonObject::iterator iter = groupMapping.begin(); iter != groupMapping.end(); iter++) - { - QString groupName = iter.key(); - - // If not an object, complain and skip to the next one. - if (!iter.value().isObject()) - { - qWarning() << QString("Group '%1' in the group list should " - "be an object.") - .arg(groupName) - .toUtf8(); - continue; - } - - QJsonObject groupObj = iter.value().toObject(); - if (!groupObj.value("instances").isArray()) - { - qWarning() << QString("Group '%1' in the group list is invalid. " - "It should contain an array " - "called 'instances'.") - .arg(groupName) - .toUtf8(); - continue; - } - - // keep a list/set of groups for choosing - m_groups.insert(groupName); - - // Iterate through the list of instances in the group. - QJsonArray instancesArray = groupObj.value("instances").toArray(); - - for (QJsonArray::iterator iter2 = instancesArray.begin(); iter2 != instancesArray.end(); - iter2++) - { - groupMap[(*iter2).toString()] = groupName; - } - } -} - -InstanceList::InstListError InstanceList::loadList() -{ - // load the instance groups - QMap<QString, QString> groupMap; - loadGroupList(groupMap); - - QList<InstancePtr> tempList; - { - QDirIterator iter(m_instDir, QDir::Dirs | QDir::NoDot | QDir::NoDotDot | QDir::Readable, - QDirIterator::FollowSymlinks); - while (iter.hasNext()) - { - QString subDir = iter.next(); - if (!QFileInfo(FS::PathCombine(subDir, "instance.cfg")).exists()) - continue; - qDebug() << "Loading MultiMC instance from " << subDir; - InstancePtr instPtr; - auto error = loadInstance(instPtr, subDir); - if(!continueProcessInstance(instPtr, error, subDir, groupMap)) - continue; - tempList.append(instPtr); - } - } - - // FIXME: generalize - FTBPlugin::loadInstances(m_globalSettings, groupMap, tempList); - - beginResetModel(); - m_instances.clear(); - for(auto inst: tempList) - { - inst->setParent(this); - connect(inst.get(), SIGNAL(propertiesChanged(BaseInstance *)), this, - SLOT(propertiesChanged(BaseInstance *))); - connect(inst.get(), SIGNAL(groupChanged()), this, SLOT(groupChanged())); - connect(inst.get(), SIGNAL(nuked(BaseInstance *)), this, - SLOT(instanceNuked(BaseInstance *))); - m_instances.append(inst); - } - endResetModel(); - emit dataIsInvalid(); - return NoError; -} - -/// Clear all instances. Triggers notifications. -void InstanceList::clear() -{ - beginResetModel(); - saveGroupList(); - m_instances.clear(); - endResetModel(); - emit dataIsInvalid(); -} - -void InstanceList::on_InstFolderChanged(const Setting &setting, QVariant value) -{ - m_instDir = value.toString(); - loadList(); -} - -/// Add an instance. Triggers notifications, returns the new index -int InstanceList::add(InstancePtr t) -{ - beginInsertRows(QModelIndex(), m_instances.size(), m_instances.size()); - m_instances.append(t); - t->setParent(this); - connect(t.get(), SIGNAL(propertiesChanged(BaseInstance *)), this, - SLOT(propertiesChanged(BaseInstance *))); - connect(t.get(), SIGNAL(groupChanged()), this, SLOT(groupChanged())); - connect(t.get(), SIGNAL(nuked(BaseInstance *)), this, SLOT(instanceNuked(BaseInstance *))); - endInsertRows(); - return count() - 1; -} - -InstancePtr InstanceList::getInstanceById(QString instId) const -{ - if(instId.isEmpty()) - return InstancePtr(); - for(auto & inst: m_instances) - { - if (inst->id() == instId) - { - return inst; - } - } - return InstancePtr(); -} - -QModelIndex InstanceList::getInstanceIndexById(const QString &id) const -{ - return index(getInstIndex(getInstanceById(id).get())); -} - -int InstanceList::getInstIndex(BaseInstance *inst) const -{ - int count = m_instances.count(); - for (int i = 0; i < count; i++) - { - if (inst == m_instances[i].get()) - { - return i; - } - } - return -1; -} - -bool InstanceList::continueProcessInstance(InstancePtr instPtr, const int error, - const QDir &dir, QMap<QString, QString> &groupMap) -{ - if (error != InstanceList::NoLoadError && error != InstanceList::NotAnInstance) - { - QString errorMsg = QString("Failed to load instance %1: ") - .arg(QFileInfo(dir.absolutePath()).baseName()) - .toUtf8(); - - switch (error) - { - default: - errorMsg += QString("Unknown instance loader error %1").arg(error); - break; - } - qCritical() << errorMsg.toUtf8(); - return false; - } - else if (!instPtr) - { - qCritical() << QString("Error loading instance %1. Instance loader returned null.") - .arg(QFileInfo(dir.absolutePath()).baseName()) - .toUtf8(); - return false; - } - else - { - auto iter = groupMap.find(instPtr->id()); - if (iter != groupMap.end()) - { - instPtr->setGroupInitial((*iter)); - } - qDebug() << "Loaded instance " << instPtr->name() << " from " << dir.absolutePath(); - return true; - } -} - -InstanceList::InstLoadError -InstanceList::loadInstance(InstancePtr &inst, const QString &instDir) -{ - auto instanceSettings = std::make_shared<INISettingsObject>(FS::PathCombine(instDir, "instance.cfg")); - - instanceSettings->registerSetting("InstanceType", "Legacy"); - - QString inst_type = instanceSettings->get("InstanceType").toString(); - - // FIXME: replace with a map lookup, where instance classes register their types - if (inst_type == "OneSix" || inst_type == "Nostalgia") - { - inst.reset(new OneSixInstance(m_globalSettings, instanceSettings, instDir)); - } - else if (inst_type == "Legacy") - { - inst.reset(new LegacyInstance(m_globalSettings, instanceSettings, instDir)); - } - else - { - inst.reset(new NullInstance(m_globalSettings, instanceSettings, instDir)); - } - inst->init(); - return NoLoadError; -} - -InstanceList::InstCreateError -InstanceList::createInstance(InstancePtr &inst, BaseVersionPtr version, const QString &instDir) -{ - QDir rootDir(instDir); - - qDebug() << instDir.toUtf8(); - if (!rootDir.exists() && !rootDir.mkpath(".")) - { - qCritical() << "Can't create instance folder" << instDir; - return InstanceList::CantCreateDir; - } - - if (!version) - { - qCritical() << "Can't create instance for non-existing MC version"; - return InstanceList::NoSuchVersion; - } - - auto instanceSettings = std::make_shared<INISettingsObject>(FS::PathCombine(instDir, "instance.cfg")); - instanceSettings->registerSetting("InstanceType", "Legacy"); - - auto minecraftVersion = std::dynamic_pointer_cast<MinecraftVersion>(version); - if(minecraftVersion) - { - auto mcVer = std::dynamic_pointer_cast<MinecraftVersion>(version); - instanceSettings->set("InstanceType", "OneSix"); - inst.reset(new OneSixInstance(m_globalSettings, instanceSettings, instDir)); - inst->setIntendedVersionId(version->descriptor()); - inst->init(); - return InstanceList::NoCreateError; - } - return InstanceList::NoSuchVersion; -} - -InstanceList::InstCreateError -InstanceList::copyInstance(InstancePtr &newInstance, InstancePtr &oldInstance, const QString &instDir, bool copySaves) -{ - QDir rootDir(instDir); - std::unique_ptr<IPathMatcher> matcher; - if(!copySaves) - { - auto matcherReal = new RegexpMatcher("[.]?minecraft/saves"); - matcherReal->caseSensitive(false); - matcher.reset(matcherReal); - } - - qDebug() << instDir.toUtf8(); - FS::copy folderCopy(oldInstance->instanceRoot(), instDir); - folderCopy.followSymlinks(false).blacklist(matcher.get()); - if (!folderCopy()) - { - FS::deletePath(instDir); - return InstanceList::CantCreateDir; - } - - INISettingsObject settings_obj(FS::PathCombine(instDir, "instance.cfg")); - settings_obj.registerSetting("InstanceType", "Legacy"); - QString inst_type = settings_obj.get("InstanceType").toString(); - - oldInstance->copy(instDir); - - auto error = loadInstance(newInstance, instDir); - - switch (error) - { - case NoLoadError: - return NoCreateError; - case NotAnInstance: - rootDir.removeRecursively(); - return CantCreateDir; - default: - case UnknownLoadError: - rootDir.removeRecursively(); - return UnknownCreateError; - } -} - -void InstanceList::instanceNuked(BaseInstance *inst) -{ - int i = getInstIndex(inst); - if (i != -1) - { - beginRemoveRows(QModelIndex(), i, i); - m_instances.removeAt(i); - endRemoveRows(); - } -} - -void InstanceList::propertiesChanged(BaseInstance *inst) -{ - int i = getInstIndex(inst); - if (i != -1) - { - emit dataChanged(index(i), index(i)); - } -} |