- descriptions for plugin settings are now displayed

1 files changed, 734 insertions, 730 deletions

diff --git a/src/settings.cpp b/src/settings.cpp
index 293a06ab..146896db 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -1,730 +1,734 @@
-/*

-Copyright (C) 2012 Sebastian Herbord. All rights reserved.

-

-This file is part of Mod Organizer.

-

-Mod Organizer is free software: you can redistribute it and/or modify

-it under the terms of the GNU General Public License as published by

-the Free Software Foundation, either version 3 of the License, or

-(at your option) any later version.

-

-Mod Organizer is distributed in the hope that it will be useful,

-but WITHOUT ANY WARRANTY; without even the implied warranty of

-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

-GNU General Public License for more details.

-

-You should have received a copy of the GNU General Public License

-along with Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.

-*/

-

-#include "settings.h"

-

-#include "settingsdialog.h"

-#include "utility.h"

-#include "helper.h"

-#include <gameinfo.h>

-#include <appconfig.h>

-#include <utility.h>

-#include <json.h>

-

-#include <QCheckBox>

-#include <QLineEdit>

-#include <QDirIterator>

-#include <QRegExp>

-#include <QCoreApplication>

-#include <QMessageBox>

-#include <QDesktopServices>

-

-

-using namespace MOBase;

-using namespace MOShared;

-

-

-template <typename T>

-class QListWidgetItemEx : public QListWidgetItem {

-public:

-  QListWidgetItemEx(const QString &text, int sortRole = Qt::DisplayRole, QListWidget *parent = 0, int type = Type)

-    : QListWidgetItem(text, parent, type), m_SortRole(sortRole) {}

-

-  virtual bool operator< ( const QListWidgetItem & other ) const {

-    return this->data(m_SortRole).value<T>() < other.data(m_SortRole).value<T>();

-  }

-private:

-  int m_SortRole;

-};

-

-

-static const unsigned char Key2[20] = { 0x99, 0xb8, 0x76, 0x42, 0x3e, 0xc1, 0x60, 0xa4, 0x5b, 0x01,

-                                        0xdb, 0xf8, 0x43, 0x3a, 0xb7, 0xb6, 0x98, 0xd4, 0x7d, 0xa2 };

-

-Settings *Settings::s_Instance = NULL;

-

-

-Settings::Settings()

-  : m_Settings(ToQString(GameInfo::instance().getIniFilename()), QSettings::IniFormat)

-{

-  if (s_Instance != NULL) {

-    throw std::runtime_error("second instance of \"Settings\" created");

-  } else {

-    s_Instance = this;

-  }

-}

-

-

-Settings::~Settings()

-{

-  s_Instance = NULL;

-}

-

-

-Settings &Settings::instance()

-{

-  if (s_Instance == NULL) {

-    throw std::runtime_error("no instance of \"Settings\"");

-  }

-  return *s_Instance;

-}

-

-void Settings::clearPlugins()

-{

-  m_Plugins.clear();

-  m_PluginSettings.clear();

-

-  m_PluginBlacklist.clear();

-  int count = m_Settings.beginReadArray("pluginBlacklist");

-  for (int i = 0; i < count; ++i) {

-    m_Settings.setArrayIndex(i);

-    m_PluginBlacklist.insert(m_Settings.value("name").toString());

-  }

-  m_Settings.endArray();

-}

-

-bool Settings::pluginBlacklisted(const QString &fileName) const

-{

-  return m_PluginBlacklist.contains(fileName);

-}

-

-void Settings::registerAsNXMHandler(bool force)

-{

-  std::wstring nxmPath = ToWString(QCoreApplication::applicationDirPath() + "/nxmhandler.exe");

-  std::wstring executable = ToWString(QCoreApplication::applicationFilePath());

-  std::wstring mode = force ? L"forcereg" : L"reg";

-  std::wstring parameters = mode + L" " + GameInfo::instance().getGameShortName() + L" \"" + executable + L"\"";

-  HINSTANCE res = ::ShellExecuteW(NULL, L"open", nxmPath.c_str(), parameters.c_str(), NULL, SW_SHOWNORMAL);

-  if ((int)res <= 32) {

-    QMessageBox::critical(NULL, tr("Failed"),

-                          tr("Sorry, failed to start the helper application"));

-  }

-}

-

-void Settings::registerPlugin(IPlugin *plugin)

-{

-  m_Plugins.push_back(plugin);

-  m_PluginSettings.insert(plugin->name(), QMap<QString, QVariant>());

-  foreach (const PluginSetting &setting, plugin->settings()) {

-    QVariant temp = m_Settings.value("Plugins/" + plugin->name() + "/" + setting.key, setting.defaultValue);

-    if (!temp.convert(setting.defaultValue.type())) {

-      qWarning("failed to interpret \"%s\" as correct type for \"%s\" in plugin \"%s\", using default",

-               qPrintable(temp.toString()), qPrintable(setting.key), qPrintable(plugin->name()));

-      temp = setting.defaultValue;

-    }

-    m_PluginSettings[plugin->name()][setting.key] = temp;

-  }

-}

-

-QString Settings::obfuscate(const QString &password) const

-{

-  QByteArray temp = password.toUtf8();

-

-  QByteArray buffer;

-  for (int i = 0; i < temp.length(); ++i) {

-    buffer.append(temp.at(i) ^ Key2[i % 20]);

-  }

-  return buffer.toBase64();

-}

-

-

-QString Settings::deObfuscate(const QString &password) const

-{

-  QByteArray temp(QByteArray::fromBase64(password.toUtf8()));

-

-  QByteArray buffer;

-  for (int i = 0; i < temp.length(); ++i) {

-    buffer.append(temp.at(i) ^ Key2[i % 20]);

-  }

-  return QString::fromUtf8(buffer.constData());

-}

-

-

-bool Settings::hideUncheckedPlugins() const

-{

-  return m_Settings.value("Settings/hide_unchecked_plugins", false).toBool();

-}

-

-bool Settings::forceEnableCoreFiles() const

-{

-  return m_Settings.value("Settings/force_enable_core_files", true).toBool();

-}

-

-bool Settings::automaticLoginEnabled() const

-{

-  return m_Settings.value("Settings/nexus_login", false).toBool();

-}

-

-QString Settings::getSteamAppID() const

-{

-  return m_Settings.value("Settings/app_id", ToQString(GameInfo::instance().getSteamAPPId(m_Settings.value("game_edition", 0).toInt()))).toString();

-}

-

-QString Settings::getDownloadDirectory() const

-{

-  return QDir::toNativeSeparators(m_Settings.value("Settings/download_directory", ToQString(GameInfo::instance().getDownloadDir())).toString());

-}

-

-

-void Settings::setDownloadSpeed(const QString &serverName, int bytesPerSecond)

-{

-  m_Settings.beginGroup("Servers");

-

-  foreach (const QString &serverKey, m_Settings.childKeys()) {

-    QVariantMap data = m_Settings.value(serverKey).toMap();

-    if (serverKey == serverName) {

-      data["downloadCount"] = data["downloadCount"].toInt() + 1;

-      data["downloadSpeed"] = data["downloadSpeed"].toDouble() + static_cast<double>(bytesPerSecond);

-      m_Settings.setValue(serverKey, data);

-    }

-  }

-

-  m_Settings.endGroup();

-  m_Settings.sync();

-}

-

-std::map<QString, int> Settings::getPreferredServers()

-{

-  std::map<QString, int> result;

-  m_Settings.beginGroup("Servers");

-

-  foreach (const QString &serverKey, m_Settings.childKeys()) {

-    QVariantMap data = m_Settings.value(serverKey).toMap();

-    int preference = data["preferred"].toInt();

-    if (preference > 0) {

-      result[serverKey] = preference;

-    }

-  }

-  m_Settings.endGroup();

-

-  return result;

-}

-

-QString Settings::getCacheDirectory() const

-{

-  return QDir::toNativeSeparators(m_Settings.value("Settings/cache_directory", ToQString(GameInfo::instance().getCacheDir())).toString());

-}

-

-QString Settings::getModDirectory() const

-{

-  return QDir::toNativeSeparators(m_Settings.value("Settings/mod_directory", ToQString(GameInfo::instance().getModsDir())).toString());

-}

-

-QString Settings::getNMMVersion() const

-{

-  static const QString MIN_NMM_VERSION = "0.47.0";

-  QString result = m_Settings.value("Settings/nmm_version", MIN_NMM_VERSION).toString();

-  if (VersionInfo(result) < VersionInfo(MIN_NMM_VERSION)) {

-    result = MIN_NMM_VERSION;

-  }

-  return result;

-}

-

-bool Settings::getNexusLogin(QString &username, QString &password) const

-{

-  if (m_Settings.value("Settings/nexus_login", false).toBool()) {

-    username = m_Settings.value("Settings/nexus_username", "").toString();

-    password = deObfuscate(m_Settings.value("Settings/nexus_password", "").toString());

-    return true;

-  } else {

-    return false;

-  }

-}

-

-bool Settings::compactDownloads() const

-{

-  return m_Settings.value("Settings/compact_downloads", false).toBool();

-}

-

-bool Settings::metaDownloads() const

-{

-  return m_Settings.value("Settings/meta_downloads", false).toBool();

-}

-

-bool Settings::offlineMode() const

-{

-  return m_Settings.value("Settings/offline_mode", false).toBool();

-}

-

-int Settings::logLevel() const

-{

-  return m_Settings.value("Settings/log_level", 0).toInt();

-}

-

-

-void Settings::setNexusLogin(QString username, QString password)

-{

-  m_Settings.setValue("Settings/nexus_login", true);

-  m_Settings.setValue("Settings/nexus_username", username);

-  m_Settings.setValue("Settings/nexus_password", obfuscate(password));

-}

-

-

-LoadMechanism::EMechanism Settings::getLoadMechanism() const

-{

-  switch (m_Settings.value("Settings/load_mechanism").toInt()) {

-    case LoadMechanism::LOAD_MODORGANIZER: return LoadMechanism::LOAD_MODORGANIZER;

-    case LoadMechanism::LOAD_SCRIPTEXTENDER: return LoadMechanism::LOAD_SCRIPTEXTENDER;

-    case LoadMechanism::LOAD_PROXYDLL: return LoadMechanism::LOAD_PROXYDLL;

-  }

-  throw std::runtime_error("invalid load mechanism");

-}

-

-

-void Settings::setupLoadMechanism()

-{

-  m_LoadMechanism.activate(getLoadMechanism());

-}

-

-

-bool Settings::useProxy()

-{

-  return m_Settings.value("Settings/use_proxy", false).toBool();

-}

-

-bool Settings::displayForeign()

-{

-  return m_Settings.value("Settings/display_foreign", true).toBool();

-}

-

-void Settings::setMotDHash(uint hash)

-{

-  m_Settings.setValue("motd_hash", hash);

-}

-

-uint Settings::getMotDHash() const

-{

-  return m_Settings.value("motd_hash", 0).toUInt();

-}

-

-QVariant Settings::pluginSetting(const QString &pluginName, const QString &key) const

-{

-  auto iterPlugin = m_PluginSettings.find(pluginName);

-  if (iterPlugin == m_PluginSettings.end()) {

-    return QVariant();

-  }

-  auto iterSetting = iterPlugin->find(key);

-  if (iterSetting == iterPlugin->end()) {

-    return QVariant();

-  }

-

-  return *iterSetting;

-}

-

-void Settings::setPluginSetting(const QString &pluginName, const QString &key, const QVariant &value)

-{

-  auto iterPlugin = m_PluginSettings.find(pluginName);

-  if (iterPlugin == m_PluginSettings.end()) {

-    throw MyException(tr("attempt to store setting for unknown plugin \"%1\"").arg(pluginName));

-  }

-

-  // store the new setting both in memory and in the ini

-  m_PluginSettings[pluginName][key] = value;

-  m_Settings.setValue("Plugins/" + pluginName + "/" + key, value);

-}

-

-QVariant Settings::pluginPersistent(const QString &pluginName, const QString &key, const QVariant &def) const

-{

-  if (!m_PluginSettings.contains(pluginName)) {

-    return def;

-  }

-  return m_Settings.value("PluginPersistance/" + pluginName + "/" + key, def);

-}

-

-void Settings::setPluginPersistent(const QString &pluginName, const QString &key, const QVariant &value, bool sync)

-{

-  if (!m_PluginSettings.contains(pluginName)) {

-    throw MyException(tr("attempt to store setting for unknown plugin \"%1\"").arg(pluginName));

-  }

-  m_Settings.setValue("PluginPersistance/" + pluginName + "/" + key, value);

-  if (sync) {

-    m_Settings.sync();

-  }

-}

-

-QString Settings::language()

-{

-  QString result = m_Settings.value("Settings/language", "").toString();

-  if (result.isEmpty()) {

-    QStringList languagePreferences = QLocale::system().uiLanguages();

-    if (languagePreferences.length() > 0) {

-      // the users most favoritest language

-      result = languagePreferences.at(0);

-    } else {

-      // fallback system locale

-      result = QLocale::system().name();

-    }

-  }

-  return result;

-}

-

-void Settings::updateServers(const QList<ServerInfo> &servers)

-{

-  m_Settings.beginGroup("Servers");

-  QStringList oldServerKeys = m_Settings.childKeys();

-

-  foreach (const ServerInfo &server, servers) {

-    if (!oldServerKeys.contains(server.name)) {

-      // not yet known server

-      QVariantMap newVal;

-      newVal["premium"] = server.premium;

-      newVal["preferred"] = server.preferred ? 1 : 0;

-      newVal["lastSeen"] = server.lastSeen;

-      newVal["downloadCount"] = 0;

-      newVal["downloadSpeed"] = 0.0;

-

-      m_Settings.setValue(server.name, newVal);

-    } else {

-      QVariantMap data = m_Settings.value(server.name).toMap();

-      data["lastSeen"] = server.lastSeen;

-      data["premium"] = server.premium;

-

-      m_Settings.setValue(server.name, data);

-    }

-  }

-

-  m_Settings.endGroup();

-  m_Settings.sync();

-}

-

-void Settings::addBlacklistPlugin(const QString &fileName)

-{

-  m_PluginBlacklist.insert(fileName);

-  writePluginBlacklist();

-}

-

-void Settings::writePluginBlacklist()

-{

-  m_Settings.beginWriteArray("pluginBlacklist");

-  int idx = 0;

-  foreach (const QString &plugin, m_PluginBlacklist) {

-    m_Settings.setArrayIndex(idx++);

-    m_Settings.setValue("name", plugin);

-  }

-

-  m_Settings.endArray();

-}

-

-void Settings::addLanguages(QComboBox *languageBox)

-{

-  languageBox->addItem("English", "en_US");

-

-  QDirIterator langIter(QCoreApplication::applicationDirPath() + "/translations", QDir::Files);

-  QString pattern = ToQString(AppConfig::translationPrefix()) +  "_([a-z]{2,3}(_[A-Z]{2,2})?).qm";

-  QRegExp exp(pattern);

-  while (langIter.hasNext()) {

-    langIter.next();

-    QString file = langIter.fileName();

-    if (exp.exactMatch(file)) {

-      QString languageCode = exp.cap(1);

-      QLocale locale(languageCode);

-      QString languageString = QLocale::languageToString(locale.language());

-      if (locale.language() == QLocale::Chinese) {

-        if (languageCode == "zh_TW") {

-          languageString = "Chinese (traditional)";

-        } else {

-          languageString = "Chinese (simplified)";

-        }

-      }

-      languageBox->addItem(QString("%1").arg(languageString), exp.cap(1));

-    }

-  }

-}

-

-void Settings::addStyles(QComboBox *styleBox)

-{

-  styleBox->addItem("None", "");

-#if QT_VERSION >= QT_VERSION_CHECK(5,0,0)

-  styleBox->addItem("Fusion", "Fusion");

-#else

-  styleBox->addItem("Plastique", "Plastique");

-  styleBox->addItem("Cleanlooks", "Cleanlooks");

-#endif

-

-  QDirIterator langIter(QCoreApplication::applicationDirPath() + "/" + ToQString(AppConfig::stylesheetsPath()), QStringList("*.qss"), QDir::Files);

-  while (langIter.hasNext()) {

-    langIter.next();

-    QString style = langIter.fileName();

-    styleBox->addItem(style, style);

-  }

-}

-

-void Settings::resetDialogs()

-{

-  m_Settings.beginGroup("DialogChoices");

-  QStringList keys = m_Settings.childKeys();

-  foreach (QString key, keys) {

-    m_Settings.remove(key);

-  }

-

-  m_Settings.endGroup();

-}

-

-

-void Settings::query(QWidget *parent)

-{

-  SettingsDialog dialog(parent);

-

-  connect(&dialog, SIGNAL(resetDialogs()), this, SLOT(resetDialogs()));

-

-  // General Page

-  QComboBox *languageBox = dialog.findChild<QComboBox*>("languageBox");

-  QComboBox *styleBox = dialog.findChild<QComboBox*>("styleBox");

-  QComboBox *logLevelBox = dialog.findChild<QComboBox*>("logLevelBox");

-  QCheckBox *compactBox = dialog.findChild<QCheckBox*>("compactBox");

-  QCheckBox *showMetaBox = dialog.findChild<QCheckBox*>("showMetaBox");

-

-  QLineEdit *downloadDirEdit = dialog.findChild<QLineEdit*>("downloadDirEdit");

-  QLineEdit *modDirEdit = dialog.findChild<QLineEdit*>("modDirEdit");

-  QLineEdit *cacheDirEdit = dialog.findChild<QLineEdit*>("cacheDirEdit");

-

-  // nexus page

-  QCheckBox *loginCheckBox = dialog.findChild<QCheckBox*>("loginCheckBox");

-  QLineEdit *usernameEdit = dialog.findChild<QLineEdit*>("usernameEdit");

-  QLineEdit *passwordEdit = dialog.findChild<QLineEdit*>("passwordEdit");

-  QCheckBox *offlineBox = dialog.findChild<QCheckBox*>("offlineBox");

-  QCheckBox *proxyBox = dialog.findChild<QCheckBox*>("proxyBox");

-

-  QListWidget *knownServersList = dialog.findChild<QListWidget*>("knownServersList");

-  QListWidget *preferredServersList = dialog.findChild<QListWidget*>("preferredServersList");

-

-  // plugis page

-  QListWidget *pluginsList = dialog.findChild<QListWidget*>("pluginsList");

-  QListWidget *pluginBlacklistList = dialog.findChild<QListWidget*>("pluginBlacklist");

-

-  // workarounds page

-  QCheckBox *forceEnableBox = dialog.findChild<QCheckBox*>("forceEnableBox");

-  QComboBox *mechanismBox = dialog.findChild<QComboBox*>("mechanismBox");

-  QLineEdit *appIDEdit = dialog.findChild<QLineEdit*>("appIDEdit");

-  QLineEdit *nmmVersionEdit = dialog.findChild<QLineEdit*>("nmmVersionEdit");

-  QCheckBox *hideUncheckedBox = dialog.findChild<QCheckBox*>("hideUncheckedBox");

-  QCheckBox *displayForeignBox = dialog.findChild<QCheckBox*>("displayForeignBox");

-

-

-  //

-  // set up current settings

-  //

-  LoadMechanism::EMechanism mechanismID = getLoadMechanism();

-  int index = 0;

-

-  if (m_LoadMechanism.isDirectLoadingSupported()) {

-    mechanismBox->addItem(QObject::tr("Mod Organizer"), LoadMechanism::LOAD_MODORGANIZER);

-    if (mechanismID == LoadMechanism::LOAD_MODORGANIZER) {

-      index = mechanismBox->count() - 1;

-    }

-  }

-

-  if (m_LoadMechanism.isScriptExtenderSupported()) {

-    mechanismBox->addItem(QObject::tr("Script Extender"), LoadMechanism::LOAD_SCRIPTEXTENDER);

-    if (mechanismID == LoadMechanism::LOAD_SCRIPTEXTENDER) {

-      index = mechanismBox->count() - 1;

-    }

-  }

-

-  if (m_LoadMechanism.isProxyDLLSupported()) {

-    mechanismBox->addItem(QObject::tr("Proxy DLL"), LoadMechanism::LOAD_PROXYDLL);

-    if (mechanismID == LoadMechanism::LOAD_PROXYDLL) {

-      index = mechanismBox->count() - 1;

-    }

-  }

-

-  mechanismBox->setCurrentIndex(index);

-

-  {

-    addLanguages(languageBox);

-    QString languageCode = language();

-    int currentID = languageBox->findData(languageCode);

-    // I made a mess. :( Most languages are stored with only the iso country code (2 characters like "de") but chinese

-    // with the exact language variant (zh_TW) so I have to search for both variants

-    if (currentID == -1) {

-      currentID = languageBox->findData(languageCode.mid(0, 2));

-    }

-    if (currentID != -1) {

-      languageBox->setCurrentIndex(currentID);

-    }

-  }

-

-  {

-    addStyles(styleBox);

-    int currentID = styleBox->findData(m_Settings.value("Settings/style", "").toString());

-    if (currentID != -1) {

-      styleBox->setCurrentIndex(currentID);

-    }

-  }

-

-  compactBox->setChecked(compactDownloads());

-  showMetaBox->setChecked(metaDownloads());

-

-  hideUncheckedBox->setChecked(hideUncheckedPlugins());

-  displayForeignBox->setChecked(displayForeign());

-  forceEnableBox->setChecked(forceEnableCoreFiles());

-

-  appIDEdit->setText(getSteamAppID());

-

-  if (automaticLoginEnabled()) {

-    loginCheckBox->setChecked(true);

-    usernameEdit->setText(m_Settings.value("Settings/nexus_username", "").toString());

-    passwordEdit->setText(deObfuscate(m_Settings.value("Settings/nexus_password", "").toString()));

-  }

-

-  downloadDirEdit->setText(getDownloadDirectory());

-  modDirEdit->setText(getModDirectory());

-  cacheDirEdit->setText(getCacheDirectory());

-  offlineBox->setChecked(offlineMode());

-  proxyBox->setChecked(useProxy());

-  nmmVersionEdit->setText(getNMMVersion());

-  logLevelBox->setCurrentIndex(logLevel());

-

-  // display plugin settings

-  foreach (IPlugin *plugin, m_Plugins) {

-    QListWidgetItem *listItem = new QListWidgetItem(plugin->name(), pluginsList);

-    listItem->setData(Qt::UserRole, QVariant::fromValue((void*)plugin));

-    listItem->setData(Qt::UserRole + 1, m_PluginSettings[plugin->name()]);

-    pluginsList->addItem(listItem);

-  }

-

-  // display plugin blacklist

-  foreach (const QString &pluginName, m_PluginBlacklist) {

-    pluginBlacklistList->addItem(pluginName);

-  }

-

-  // display server preferences

-  m_Settings.beginGroup("Servers");

-  foreach (const QString &key, m_Settings.childKeys()) {

-    QVariantMap val = m_Settings.value(key).toMap();

-    QString type = val["premium"].toBool() ? "(premium)" : "(free)";

-

-    QString descriptor = key + " " + type;

-    if (val.contains("downloadSpeed") && val.contains("downloadCount") && (val["downloadCount"].toInt() > 0)) {

-      int bps = static_cast<int>(val["downloadSpeed"].toDouble() / val["downloadCount"].toInt());

-      descriptor += QString(" (%1 kbps)").arg(bps / 1024);

-    }

-

-    QListWidgetItem *newItem = new QListWidgetItemEx<int>(descriptor, Qt::UserRole + 1);

-

-    newItem->setData(Qt::UserRole, key);

-    newItem->setData(Qt::UserRole + 1, val["preferred"].toInt());

-    if (val["preferred"].toInt() > 0) {

-      preferredServersList->addItem(newItem);

-    } else {

-      knownServersList->addItem(newItem);

-    }

-    preferredServersList->sortItems(Qt::DescendingOrder);

-  }

-  m_Settings.endGroup();

-

-  if (dialog.exec() == QDialog::Accepted) {

-    //

-    // transfer modified settings to configuration file

-    //

-

-    m_Settings.setValue("Settings/hide_unchecked_plugins", hideUncheckedBox->checkState() ? true : false);

-    m_Settings.setValue("Settings/force_enable_core_files", forceEnableBox->checkState() ? true : false);

-    m_Settings.setValue("Settings/compact_downloads", compactBox->isChecked());

-    m_Settings.setValue("Settings/meta_downloads", showMetaBox->isChecked());

-    m_Settings.setValue("Settings/load_mechanism", mechanismBox->itemData(mechanismBox->currentIndex()).toInt());

-    if (QDir(downloadDirEdit->text()).exists()) {

-      m_Settings.setValue("Settings/download_directory", QDir::toNativeSeparators(downloadDirEdit->text()));

-    }

-    if (!QDir(cacheDirEdit->text()).exists()) {

-      QDir().mkpath(cacheDirEdit->text());

-    }

-    m_Settings.setValue("Settings/cache_directory", QDir::toNativeSeparators(cacheDirEdit->text()));

-    if (QDir(modDirEdit->text()).exists()) {

-      if ((QDir::fromNativeSeparators(modDirEdit->text()) != QDir::fromNativeSeparators(getModDirectory())) &&

-          (QMessageBox::question(NULL, tr("Confirm"), tr("Changing the mod directory affects all your profiles! "

-                                                         "Mods not present (or named differently) in the new location will be disabled in all profiles. "

-                                                         "There is no way to undo this unless you backed up your profiles manually. Proceed?"),

-                                 QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes)) {

-        m_Settings.setValue("Settings/mod_directory", QDir::toNativeSeparators(modDirEdit->text()));

-      }

-    }

-    QString oldLanguage = m_Settings.value("Settings/language", "en_US").toString();

-    QString newLanguage = languageBox->itemData(languageBox->currentIndex()).toString();

-    if (newLanguage != oldLanguage) {

-      m_Settings.setValue("Settings/language", newLanguage);

-      emit languageChanged(newLanguage);

-    }

-

-    QString oldStyle = m_Settings.value("Settings/style", "").toString();

-    QString newStyle = styleBox->itemData(styleBox->currentIndex()).toString();

-    if (oldStyle != newStyle) {

-      m_Settings.setValue("Settings/style", newStyle);

-      emit styleChanged(newStyle);

-    }

-

-    m_Settings.setValue("Settings/log_level", logLevelBox->currentIndex());

-

-    if (appIDEdit->text() != ToQString(GameInfo::instance().getSteamAPPId())) {

-      m_Settings.setValue("Settings/app_id", appIDEdit->text());

-    } else {

-      m_Settings.remove("Settings/app_id");

-    }

-    if (loginCheckBox->isChecked()) {

-      m_Settings.setValue("Settings/nexus_login", true);

-      m_Settings.setValue("Settings/nexus_username", usernameEdit->text());

-      m_Settings.setValue("Settings/nexus_password", obfuscate(passwordEdit->text()));

-    } else {

-      m_Settings.setValue("Settings/nexus_login", false);

-      m_Settings.remove("Settings/nexus_username");

-      m_Settings.remove("Settings/nexus_password");

-    }

-    m_Settings.setValue("Settings/offline_mode", offlineBox->isChecked());

-    m_Settings.setValue("Settings/use_proxy", proxyBox->isChecked());

-    m_Settings.setValue("Settings/display_foreign", displayForeignBox->isChecked());

-

-    m_Settings.setValue("Settings/nmm_version", nmmVersionEdit->text());

-

-    // transfer plugin settings to in-memory structure

-    for (int i = 0; i < pluginsList->count(); ++i) {

-      QListWidgetItem *item = pluginsList->item(i);

-      m_PluginSettings[item->text()] = item->data(Qt::UserRole + 1).toMap();

-    }

-    // store plugin settings on disc

-    for (auto iterPlugins = m_PluginSettings.begin(); iterPlugins != m_PluginSettings.end(); ++iterPlugins) {

-      for (auto iterSettings = iterPlugins->begin(); iterSettings != iterPlugins->end(); ++iterSettings) {

-        m_Settings.setValue("Plugins/" + iterPlugins.key() + "/" + iterSettings.key(), iterSettings.value());

-      }

-    }

-

-    // store plugin blacklist

-    m_PluginBlacklist.clear();

-    foreach (QListWidgetItem *item, pluginBlacklistList->findItems("*", Qt::MatchWildcard)) {

-      m_PluginBlacklist.insert(item->text());

-    }

-    writePluginBlacklist();

-

-    // store server preference

-    m_Settings.beginGroup("Servers");

-    for (int i = 0; i < knownServersList->count(); ++i) {

-      QString key = knownServersList->item(i)->data(Qt::UserRole).toString();

-      QVariantMap val = m_Settings.value(key).toMap();

-      val["preferred"] = 0;

-      m_Settings.setValue(key, val);

-    }

-    int count = preferredServersList->count();

-    for (int i = 0; i < count; ++i) {

-      QString key = preferredServersList->item(i)->data(Qt::UserRole).toString();

-      QVariantMap val = m_Settings.value(key).toMap();

-      val["preferred"] = count - i;

-      m_Settings.setValue(key, val);

-    }

-    m_Settings.endGroup();

-  }

-}

+/*
+Copyright (C) 2012 Sebastian Herbord. All rights reserved.
+
+This file is part of Mod Organizer.
+
+Mod Organizer is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+Mod Organizer is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "settings.h"
+
+#include "settingsdialog.h"
+#include "utility.h"
+#include "helper.h"
+#include <gameinfo.h>
+#include <appconfig.h>
+#include <utility.h>
+#include <json.h>
+
+#include <QCheckBox>
+#include <QLineEdit>
+#include <QDirIterator>
+#include <QRegExp>
+#include <QCoreApplication>
+#include <QMessageBox>
+#include <QDesktopServices>
+
+
+using namespace MOBase;
+using namespace MOShared;
+
+
+template <typename T>
+class QListWidgetItemEx : public QListWidgetItem {
+public:
+  QListWidgetItemEx(const QString &text, int sortRole = Qt::DisplayRole, QListWidget *parent = 0, int type = Type)
+    : QListWidgetItem(text, parent, type), m_SortRole(sortRole) {}
+
+  virtual bool operator< ( const QListWidgetItem & other ) const {
+    return this->data(m_SortRole).value<T>() < other.data(m_SortRole).value<T>();
+  }
+private:
+  int m_SortRole;
+};
+
+
+static const unsigned char Key2[20] = { 0x99, 0xb8, 0x76, 0x42, 0x3e, 0xc1, 0x60, 0xa4, 0x5b, 0x01,
+                                        0xdb, 0xf8, 0x43, 0x3a, 0xb7, 0xb6, 0x98, 0xd4, 0x7d, 0xa2 };
+
+Settings *Settings::s_Instance = NULL;
+
+
+Settings::Settings()
+  : m_Settings(ToQString(GameInfo::instance().getIniFilename()), QSettings::IniFormat)
+{
+  if (s_Instance != NULL) {
+    throw std::runtime_error("second instance of \"Settings\" created");
+  } else {
+    s_Instance = this;
+  }
+}
+
+
+Settings::~Settings()
+{
+  s_Instance = NULL;
+}
+
+
+Settings &Settings::instance()
+{
+  if (s_Instance == NULL) {
+    throw std::runtime_error("no instance of \"Settings\"");
+  }
+  return *s_Instance;
+}
+
+void Settings::clearPlugins()
+{
+  m_Plugins.clear();
+  m_PluginSettings.clear();
+
+  m_PluginBlacklist.clear();
+  int count = m_Settings.beginReadArray("pluginBlacklist");
+  for (int i = 0; i < count; ++i) {
+    m_Settings.setArrayIndex(i);
+    m_PluginBlacklist.insert(m_Settings.value("name").toString());
+  }
+  m_Settings.endArray();
+}
+
+bool Settings::pluginBlacklisted(const QString &fileName) const
+{
+  return m_PluginBlacklist.contains(fileName);
+}
+
+void Settings::registerAsNXMHandler(bool force)
+{
+  std::wstring nxmPath = ToWString(QCoreApplication::applicationDirPath() + "/nxmhandler.exe");
+  std::wstring executable = ToWString(QCoreApplication::applicationFilePath());
+  std::wstring mode = force ? L"forcereg" : L"reg";
+  std::wstring parameters = mode + L" " + GameInfo::instance().getGameShortName() + L" \"" + executable + L"\"";
+  HINSTANCE res = ::ShellExecuteW(NULL, L"open", nxmPath.c_str(), parameters.c_str(), NULL, SW_SHOWNORMAL);
+  if ((int)res <= 32) {
+    QMessageBox::critical(NULL, tr("Failed"),
+                          tr("Sorry, failed to start the helper application"));
+  }
+}
+
+void Settings::registerPlugin(IPlugin *plugin)
+{
+  m_Plugins.push_back(plugin);
+  m_PluginSettings.insert(plugin->name(), QMap<QString, QVariant>());
+  m_PluginDescriptions.insert(plugin->name(), QMap<QString, QVariant>());
+  foreach (const PluginSetting &setting, plugin->settings()) {
+    QVariant temp = m_Settings.value("Plugins/" + plugin->name() + "/" + setting.key, setting.defaultValue);
+    if (!temp.convert(setting.defaultValue.type())) {
+      qWarning("failed to interpret \"%s\" as correct type for \"%s\" in plugin \"%s\", using default",
+               qPrintable(temp.toString()), qPrintable(setting.key), qPrintable(plugin->name()));
+      temp = setting.defaultValue;
+    }
+    m_PluginSettings[plugin->name()][setting.key] = temp;
+    m_PluginDescriptions[plugin->name()][setting.key] = QString("%1 (default: %2)").arg(setting.description).arg(setting.defaultValue.toString());
+  }
+}
+
+
+QString Settings::obfuscate(const QString &password) const
+{
+  QByteArray temp = password.toUtf8();
+
+  QByteArray buffer;
+  for (int i = 0; i < temp.length(); ++i) {
+    buffer.append(temp.at(i) ^ Key2[i % 20]);
+  }
+  return buffer.toBase64();
+}
+
+
+QString Settings::deObfuscate(const QString &password) const
+{
+  QByteArray temp(QByteArray::fromBase64(password.toUtf8()));
+
+  QByteArray buffer;
+  for (int i = 0; i < temp.length(); ++i) {
+    buffer.append(temp.at(i) ^ Key2[i % 20]);
+  }
+  return QString::fromUtf8(buffer.constData());
+}
+
+
+bool Settings::hideUncheckedPlugins() const
+{
+  return m_Settings.value("Settings/hide_unchecked_plugins", false).toBool();
+}
+
+bool Settings::forceEnableCoreFiles() const
+{
+  return m_Settings.value("Settings/force_enable_core_files", true).toBool();
+}
+
+bool Settings::automaticLoginEnabled() const
+{
+  return m_Settings.value("Settings/nexus_login", false).toBool();
+}
+
+QString Settings::getSteamAppID() const
+{
+  return m_Settings.value("Settings/app_id", ToQString(GameInfo::instance().getSteamAPPId(m_Settings.value("game_edition", 0).toInt()))).toString();
+}
+
+QString Settings::getDownloadDirectory() const
+{
+  return QDir::toNativeSeparators(m_Settings.value("Settings/download_directory", ToQString(GameInfo::instance().getDownloadDir())).toString());
+}
+
+
+void Settings::setDownloadSpeed(const QString &serverName, int bytesPerSecond)
+{
+  m_Settings.beginGroup("Servers");
+
+  foreach (const QString &serverKey, m_Settings.childKeys()) {
+    QVariantMap data = m_Settings.value(serverKey).toMap();
+    if (serverKey == serverName) {
+      data["downloadCount"] = data["downloadCount"].toInt() + 1;
+      data["downloadSpeed"] = data["downloadSpeed"].toDouble() + static_cast<double>(bytesPerSecond);
+      m_Settings.setValue(serverKey, data);
+    }
+  }
+
+  m_Settings.endGroup();
+  m_Settings.sync();
+}
+
+std::map<QString, int> Settings::getPreferredServers()
+{
+  std::map<QString, int> result;
+  m_Settings.beginGroup("Servers");
+
+  foreach (const QString &serverKey, m_Settings.childKeys()) {
+    QVariantMap data = m_Settings.value(serverKey).toMap();
+    int preference = data["preferred"].toInt();
+    if (preference > 0) {
+      result[serverKey] = preference;
+    }
+  }
+  m_Settings.endGroup();
+
+  return result;
+}
+
+QString Settings::getCacheDirectory() const
+{
+  return QDir::toNativeSeparators(m_Settings.value("Settings/cache_directory", ToQString(GameInfo::instance().getCacheDir())).toString());
+}
+
+QString Settings::getModDirectory() const
+{
+  return QDir::toNativeSeparators(m_Settings.value("Settings/mod_directory", ToQString(GameInfo::instance().getModsDir())).toString());
+}
+
+QString Settings::getNMMVersion() const
+{
+  static const QString MIN_NMM_VERSION = "0.47.0";
+  QString result = m_Settings.value("Settings/nmm_version", MIN_NMM_VERSION).toString();
+  if (VersionInfo(result) < VersionInfo(MIN_NMM_VERSION)) {
+    result = MIN_NMM_VERSION;
+  }
+  return result;
+}
+
+bool Settings::getNexusLogin(QString &username, QString &password) const
+{
+  if (m_Settings.value("Settings/nexus_login", false).toBool()) {
+    username = m_Settings.value("Settings/nexus_username", "").toString();
+    password = deObfuscate(m_Settings.value("Settings/nexus_password", "").toString());
+    return true;
+  } else {
+    return false;
+  }
+}
+
+bool Settings::compactDownloads() const
+{
+  return m_Settings.value("Settings/compact_downloads", false).toBool();
+}
+
+bool Settings::metaDownloads() const
+{
+  return m_Settings.value("Settings/meta_downloads", false).toBool();
+}
+
+bool Settings::offlineMode() const
+{
+  return m_Settings.value("Settings/offline_mode", false).toBool();
+}
+
+int Settings::logLevel() const
+{
+  return m_Settings.value("Settings/log_level", 0).toInt();
+}
+
+
+void Settings::setNexusLogin(QString username, QString password)
+{
+  m_Settings.setValue("Settings/nexus_login", true);
+  m_Settings.setValue("Settings/nexus_username", username);
+  m_Settings.setValue("Settings/nexus_password", obfuscate(password));
+}
+
+
+LoadMechanism::EMechanism Settings::getLoadMechanism() const
+{
+  switch (m_Settings.value("Settings/load_mechanism").toInt()) {
+    case LoadMechanism::LOAD_MODORGANIZER: return LoadMechanism::LOAD_MODORGANIZER;
+    case LoadMechanism::LOAD_SCRIPTEXTENDER: return LoadMechanism::LOAD_SCRIPTEXTENDER;
+    case LoadMechanism::LOAD_PROXYDLL: return LoadMechanism::LOAD_PROXYDLL;
+  }
+  throw std::runtime_error("invalid load mechanism");
+}
+
+
+void Settings::setupLoadMechanism()
+{
+  m_LoadMechanism.activate(getLoadMechanism());
+}
+
+
+bool Settings::useProxy()
+{
+  return m_Settings.value("Settings/use_proxy", false).toBool();
+}
+
+bool Settings::displayForeign()
+{
+  return m_Settings.value("Settings/display_foreign", true).toBool();
+}
+
+void Settings::setMotDHash(uint hash)
+{
+  m_Settings.setValue("motd_hash", hash);
+}
+
+uint Settings::getMotDHash() const
+{
+  return m_Settings.value("motd_hash", 0).toUInt();
+}
+
+QVariant Settings::pluginSetting(const QString &pluginName, const QString &key) const
+{
+  auto iterPlugin = m_PluginSettings.find(pluginName);
+  if (iterPlugin == m_PluginSettings.end()) {
+    return QVariant();
+  }
+  auto iterSetting = iterPlugin->find(key);
+  if (iterSetting == iterPlugin->end()) {
+    return QVariant();
+  }
+
+  return *iterSetting;
+}
+
+void Settings::setPluginSetting(const QString &pluginName, const QString &key, const QVariant &value)
+{
+  auto iterPlugin = m_PluginSettings.find(pluginName);
+  if (iterPlugin == m_PluginSettings.end()) {
+    throw MyException(tr("attempt to store setting for unknown plugin \"%1\"").arg(pluginName));
+  }
+
+  // store the new setting both in memory and in the ini
+  m_PluginSettings[pluginName][key] = value;
+  m_Settings.setValue("Plugins/" + pluginName + "/" + key, value);
+}
+
+QVariant Settings::pluginPersistent(const QString &pluginName, const QString &key, const QVariant &def) const
+{
+  if (!m_PluginSettings.contains(pluginName)) {
+    return def;
+  }
+  return m_Settings.value("PluginPersistance/" + pluginName + "/" + key, def);
+}
+
+void Settings::setPluginPersistent(const QString &pluginName, const QString &key, const QVariant &value, bool sync)
+{
+  if (!m_PluginSettings.contains(pluginName)) {
+    throw MyException(tr("attempt to store setting for unknown plugin \"%1\"").arg(pluginName));
+  }
+  m_Settings.setValue("PluginPersistance/" + pluginName + "/" + key, value);
+  if (sync) {
+    m_Settings.sync();
+  }
+}
+
+QString Settings::language()
+{
+  QString result = m_Settings.value("Settings/language", "").toString();
+  if (result.isEmpty()) {
+    QStringList languagePreferences = QLocale::system().uiLanguages();
+    if (languagePreferences.length() > 0) {
+      // the users most favoritest language
+      result = languagePreferences.at(0);
+    } else {
+      // fallback system locale
+      result = QLocale::system().name();
+    }
+  }
+  return result;
+}
+
+void Settings::updateServers(const QList<ServerInfo> &servers)
+{
+  m_Settings.beginGroup("Servers");
+  QStringList oldServerKeys = m_Settings.childKeys();
+
+  foreach (const ServerInfo &server, servers) {
+    if (!oldServerKeys.contains(server.name)) {
+      // not yet known server
+      QVariantMap newVal;
+      newVal["premium"] = server.premium;
+      newVal["preferred"] = server.preferred ? 1 : 0;
+      newVal["lastSeen"] = server.lastSeen;
+      newVal["downloadCount"] = 0;
+      newVal["downloadSpeed"] = 0.0;
+
+      m_Settings.setValue(server.name, newVal);
+    } else {
+      QVariantMap data = m_Settings.value(server.name).toMap();
+      data["lastSeen"] = server.lastSeen;
+      data["premium"] = server.premium;
+
+      m_Settings.setValue(server.name, data);
+    }
+  }
+
+  m_Settings.endGroup();
+  m_Settings.sync();
+}
+
+void Settings::addBlacklistPlugin(const QString &fileName)
+{
+  m_PluginBlacklist.insert(fileName);
+  writePluginBlacklist();
+}
+
+void Settings::writePluginBlacklist()
+{
+  m_Settings.beginWriteArray("pluginBlacklist");
+  int idx = 0;
+  foreach (const QString &plugin, m_PluginBlacklist) {
+    m_Settings.setArrayIndex(idx++);
+    m_Settings.setValue("name", plugin);
+  }
+
+  m_Settings.endArray();
+}
+
+void Settings::addLanguages(QComboBox *languageBox)
+{
+  languageBox->addItem("English", "en_US");
+
+  QDirIterator langIter(QCoreApplication::applicationDirPath() + "/translations", QDir::Files);
+  QString pattern = ToQString(AppConfig::translationPrefix()) +  "_([a-z]{2,3}(_[A-Z]{2,2})?).qm";
+  QRegExp exp(pattern);
+  while (langIter.hasNext()) {
+    langIter.next();
+    QString file = langIter.fileName();
+    if (exp.exactMatch(file)) {
+      QString languageCode = exp.cap(1);
+      QLocale locale(languageCode);
+      QString languageString = QLocale::languageToString(locale.language());
+      if (locale.language() == QLocale::Chinese) {
+        if (languageCode == "zh_TW") {
+          languageString = "Chinese (traditional)";
+        } else {
+          languageString = "Chinese (simplified)";
+        }
+      }
+      languageBox->addItem(QString("%1").arg(languageString), exp.cap(1));
+    }
+  }
+}
+
+void Settings::addStyles(QComboBox *styleBox)
+{
+  styleBox->addItem("None", "");
+#if QT_VERSION >= QT_VERSION_CHECK(5,0,0)
+  styleBox->addItem("Fusion", "Fusion");
+#else
+  styleBox->addItem("Plastique", "Plastique");
+  styleBox->addItem("Cleanlooks", "Cleanlooks");
+#endif
+
+  QDirIterator langIter(QCoreApplication::applicationDirPath() + "/" + ToQString(AppConfig::stylesheetsPath()), QStringList("*.qss"), QDir::Files);
+  while (langIter.hasNext()) {
+    langIter.next();
+    QString style = langIter.fileName();
+    styleBox->addItem(style, style);
+  }
+}
+
+void Settings::resetDialogs()
+{
+  m_Settings.beginGroup("DialogChoices");
+  QStringList keys = m_Settings.childKeys();
+  foreach (QString key, keys) {
+    m_Settings.remove(key);
+  }
+
+  m_Settings.endGroup();
+}
+
+
+void Settings::query(QWidget *parent)
+{
+  SettingsDialog dialog(parent);
+
+  connect(&dialog, SIGNAL(resetDialogs()), this, SLOT(resetDialogs()));
+
+  // General Page
+  QComboBox *languageBox = dialog.findChild<QComboBox*>("languageBox");
+  QComboBox *styleBox = dialog.findChild<QComboBox*>("styleBox");
+  QComboBox *logLevelBox = dialog.findChild<QComboBox*>("logLevelBox");
+  QCheckBox *compactBox = dialog.findChild<QCheckBox*>("compactBox");
+  QCheckBox *showMetaBox = dialog.findChild<QCheckBox*>("showMetaBox");
+
+  QLineEdit *downloadDirEdit = dialog.findChild<QLineEdit*>("downloadDirEdit");
+  QLineEdit *modDirEdit = dialog.findChild<QLineEdit*>("modDirEdit");
+  QLineEdit *cacheDirEdit = dialog.findChild<QLineEdit*>("cacheDirEdit");
+
+  // nexus page
+  QCheckBox *loginCheckBox = dialog.findChild<QCheckBox*>("loginCheckBox");
+  QLineEdit *usernameEdit = dialog.findChild<QLineEdit*>("usernameEdit");
+  QLineEdit *passwordEdit = dialog.findChild<QLineEdit*>("passwordEdit");
+  QCheckBox *offlineBox = dialog.findChild<QCheckBox*>("offlineBox");
+  QCheckBox *proxyBox = dialog.findChild<QCheckBox*>("proxyBox");
+
+  QListWidget *knownServersList = dialog.findChild<QListWidget*>("knownServersList");
+  QListWidget *preferredServersList = dialog.findChild<QListWidget*>("preferredServersList");
+
+  // plugis page
+  QListWidget *pluginsList = dialog.findChild<QListWidget*>("pluginsList");
+  QListWidget *pluginBlacklistList = dialog.findChild<QListWidget*>("pluginBlacklist");
+
+  // workarounds page
+  QCheckBox *forceEnableBox = dialog.findChild<QCheckBox*>("forceEnableBox");
+  QComboBox *mechanismBox = dialog.findChild<QComboBox*>("mechanismBox");
+  QLineEdit *appIDEdit = dialog.findChild<QLineEdit*>("appIDEdit");
+  QLineEdit *nmmVersionEdit = dialog.findChild<QLineEdit*>("nmmVersionEdit");
+  QCheckBox *hideUncheckedBox = dialog.findChild<QCheckBox*>("hideUncheckedBox");
+  QCheckBox *displayForeignBox = dialog.findChild<QCheckBox*>("displayForeignBox");
+
+
+  //
+  // set up current settings
+  //
+  LoadMechanism::EMechanism mechanismID = getLoadMechanism();
+  int index = 0;
+
+  if (m_LoadMechanism.isDirectLoadingSupported()) {
+    mechanismBox->addItem(QObject::tr("Mod Organizer"), LoadMechanism::LOAD_MODORGANIZER);
+    if (mechanismID == LoadMechanism::LOAD_MODORGANIZER) {
+      index = mechanismBox->count() - 1;
+    }
+  }
+
+  if (m_LoadMechanism.isScriptExtenderSupported()) {
+    mechanismBox->addItem(QObject::tr("Script Extender"), LoadMechanism::LOAD_SCRIPTEXTENDER);
+    if (mechanismID == LoadMechanism::LOAD_SCRIPTEXTENDER) {
+      index = mechanismBox->count() - 1;
+    }
+  }
+
+  if (m_LoadMechanism.isProxyDLLSupported()) {
+    mechanismBox->addItem(QObject::tr("Proxy DLL"), LoadMechanism::LOAD_PROXYDLL);
+    if (mechanismID == LoadMechanism::LOAD_PROXYDLL) {
+      index = mechanismBox->count() - 1;
+    }
+  }
+
+  mechanismBox->setCurrentIndex(index);
+
+  {
+    addLanguages(languageBox);
+    QString languageCode = language();
+    int currentID = languageBox->findData(languageCode);
+    // I made a mess. :( Most languages are stored with only the iso country code (2 characters like "de") but chinese
+    // with the exact language variant (zh_TW) so I have to search for both variants
+    if (currentID == -1) {
+      currentID = languageBox->findData(languageCode.mid(0, 2));
+    }
+    if (currentID != -1) {
+      languageBox->setCurrentIndex(currentID);
+    }
+  }
+
+  {
+    addStyles(styleBox);
+    int currentID = styleBox->findData(m_Settings.value("Settings/style", "").toString());
+    if (currentID != -1) {
+      styleBox->setCurrentIndex(currentID);
+    }
+  }
+
+  compactBox->setChecked(compactDownloads());
+  showMetaBox->setChecked(metaDownloads());
+
+  hideUncheckedBox->setChecked(hideUncheckedPlugins());
+  displayForeignBox->setChecked(displayForeign());
+  forceEnableBox->setChecked(forceEnableCoreFiles());
+
+  appIDEdit->setText(getSteamAppID());
+
+  if (automaticLoginEnabled()) {
+    loginCheckBox->setChecked(true);
+    usernameEdit->setText(m_Settings.value("Settings/nexus_username", "").toString());
+    passwordEdit->setText(deObfuscate(m_Settings.value("Settings/nexus_password", "").toString()));
+  }
+
+  downloadDirEdit->setText(getDownloadDirectory());
+  modDirEdit->setText(getModDirectory());
+  cacheDirEdit->setText(getCacheDirectory());
+  offlineBox->setChecked(offlineMode());
+  proxyBox->setChecked(useProxy());
+  nmmVersionEdit->setText(getNMMVersion());
+  logLevelBox->setCurrentIndex(logLevel());
+
+  // display plugin settings
+  foreach (IPlugin *plugin, m_Plugins) {
+    QListWidgetItem *listItem = new QListWidgetItem(plugin->name(), pluginsList);
+    listItem->setData(Qt::UserRole, QVariant::fromValue((void*)plugin));
+    listItem->setData(Qt::UserRole + 1, m_PluginSettings[plugin->name()]);
+    listItem->setData(Qt::UserRole + 2, m_PluginDescriptions[plugin->name()]);
+    pluginsList->addItem(listItem);
+  }
+
+  // display plugin blacklist
+  foreach (const QString &pluginName, m_PluginBlacklist) {
+    pluginBlacklistList->addItem(pluginName);
+  }
+
+  // display server preferences
+  m_Settings.beginGroup("Servers");
+  foreach (const QString &key, m_Settings.childKeys()) {
+    QVariantMap val = m_Settings.value(key).toMap();
+    QString type = val["premium"].toBool() ? "(premium)" : "(free)";
+
+    QString descriptor = key + " " + type;
+    if (val.contains("downloadSpeed") && val.contains("downloadCount") && (val["downloadCount"].toInt() > 0)) {
+      int bps = static_cast<int>(val["downloadSpeed"].toDouble() / val["downloadCount"].toInt());
+      descriptor += QString(" (%1 kbps)").arg(bps / 1024);
+    }
+
+    QListWidgetItem *newItem = new QListWidgetItemEx<int>(descriptor, Qt::UserRole + 1);
+
+    newItem->setData(Qt::UserRole, key);
+    newItem->setData(Qt::UserRole + 1, val["preferred"].toInt());
+    if (val["preferred"].toInt() > 0) {
+      preferredServersList->addItem(newItem);
+    } else {
+      knownServersList->addItem(newItem);
+    }
+    preferredServersList->sortItems(Qt::DescendingOrder);
+  }
+  m_Settings.endGroup();
+
+  if (dialog.exec() == QDialog::Accepted) {
+    //
+    // transfer modified settings to configuration file
+    //
+
+    m_Settings.setValue("Settings/hide_unchecked_plugins", hideUncheckedBox->checkState() ? true : false);
+    m_Settings.setValue("Settings/force_enable_core_files", forceEnableBox->checkState() ? true : false);
+    m_Settings.setValue("Settings/compact_downloads", compactBox->isChecked());
+    m_Settings.setValue("Settings/meta_downloads", showMetaBox->isChecked());
+    m_Settings.setValue("Settings/load_mechanism", mechanismBox->itemData(mechanismBox->currentIndex()).toInt());
+    if (QDir(downloadDirEdit->text()).exists()) {
+      m_Settings.setValue("Settings/download_directory", QDir::toNativeSeparators(downloadDirEdit->text()));
+    }
+    if (!QDir(cacheDirEdit->text()).exists()) {
+      QDir().mkpath(cacheDirEdit->text());
+    }
+    m_Settings.setValue("Settings/cache_directory", QDir::toNativeSeparators(cacheDirEdit->text()));
+    if (QDir(modDirEdit->text()).exists()) {
+      if ((QDir::fromNativeSeparators(modDirEdit->text()) != QDir::fromNativeSeparators(getModDirectory())) &&
+          (QMessageBox::question(NULL, tr("Confirm"), tr("Changing the mod directory affects all your profiles! "
+                                                         "Mods not present (or named differently) in the new location will be disabled in all profiles. "
+                                                         "There is no way to undo this unless you backed up your profiles manually. Proceed?"),
+                                 QMessageBox::Yes | QMessageBox::No) == QMessageBox::Yes)) {
+        m_Settings.setValue("Settings/mod_directory", QDir::toNativeSeparators(modDirEdit->text()));
+      }
+    }
+    QString oldLanguage = m_Settings.value("Settings/language", "en_US").toString();
+    QString newLanguage = languageBox->itemData(languageBox->currentIndex()).toString();
+    if (newLanguage != oldLanguage) {
+      m_Settings.setValue("Settings/language", newLanguage);
+      emit languageChanged(newLanguage);
+    }
+
+    QString oldStyle = m_Settings.value("Settings/style", "").toString();
+    QString newStyle = styleBox->itemData(styleBox->currentIndex()).toString();
+    if (oldStyle != newStyle) {
+      m_Settings.setValue("Settings/style", newStyle);
+      emit styleChanged(newStyle);
+    }
+
+    m_Settings.setValue("Settings/log_level", logLevelBox->currentIndex());
+
+    if (appIDEdit->text() != ToQString(GameInfo::instance().getSteamAPPId())) {
+      m_Settings.setValue("Settings/app_id", appIDEdit->text());
+    } else {
+      m_Settings.remove("Settings/app_id");
+    }
+    if (loginCheckBox->isChecked()) {
+      m_Settings.setValue("Settings/nexus_login", true);
+      m_Settings.setValue("Settings/nexus_username", usernameEdit->text());
+      m_Settings.setValue("Settings/nexus_password", obfuscate(passwordEdit->text()));
+    } else {
+      m_Settings.setValue("Settings/nexus_login", false);
+      m_Settings.remove("Settings/nexus_username");
+      m_Settings.remove("Settings/nexus_password");
+    }
+    m_Settings.setValue("Settings/offline_mode", offlineBox->isChecked());
+    m_Settings.setValue("Settings/use_proxy", proxyBox->isChecked());
+    m_Settings.setValue("Settings/display_foreign", displayForeignBox->isChecked());
+
+    m_Settings.setValue("Settings/nmm_version", nmmVersionEdit->text());
+
+    // transfer plugin settings to in-memory structure
+    for (int i = 0; i < pluginsList->count(); ++i) {
+      QListWidgetItem *item = pluginsList->item(i);
+      m_PluginSettings[item->text()] = item->data(Qt::UserRole + 1).toMap();
+    }
+    // store plugin settings on disc
+    for (auto iterPlugins = m_PluginSettings.begin(); iterPlugins != m_PluginSettings.end(); ++iterPlugins) {
+      for (auto iterSettings = iterPlugins->begin(); iterSettings != iterPlugins->end(); ++iterSettings) {
+        m_Settings.setValue("Plugins/" + iterPlugins.key() + "/" + iterSettings.key(), iterSettings.value());
+      }
+    }
+
+    // store plugin blacklist
+    m_PluginBlacklist.clear();
+    foreach (QListWidgetItem *item, pluginBlacklistList->findItems("*", Qt::MatchWildcard)) {
+      m_PluginBlacklist.insert(item->text());
+    }
+    writePluginBlacklist();
+
+    // store server preference
+    m_Settings.beginGroup("Servers");
+    for (int i = 0; i < knownServersList->count(); ++i) {
+      QString key = knownServersList->item(i)->data(Qt::UserRole).toString();
+      QVariantMap val = m_Settings.value(key).toMap();
+      val["preferred"] = 0;
+      m_Settings.setValue(key, val);
+    }
+    int count = preferredServersList->count();
+    for (int i = 0; i < count; ++i) {
+      QString key = preferredServersList->item(i)->data(Qt::UserRole).toString();
+      QVariantMap val = m_Settings.value(key).toMap();
+      val["preferred"] = count - i;
+      m_Settings.setValue(key, val);
+    }
+    m_Settings.endGroup();
+  }
+}