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|
// Copyright (c) 2011-2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#if defined(HAVE_CONFIG_H)
#include <config/bitcoin-config.h>
#endif
#include <qt/optionsmodel.h>
#include <qt/bitcoinunits.h>
#include <qt/guiconstants.h>
#include <qt/guiutil.h>
#include <interfaces/node.h>
#include <mapport.h>
#include <net.h>
#include <netbase.h>
#include <txdb.h> // for -dbcache defaults
#include <util/string.h>
#include <validation.h> // For DEFAULT_SCRIPTCHECK_THREADS
#include <QDebug>
#include <QLatin1Char>
#include <QSettings>
#include <QStringList>
const char *DEFAULT_GUI_PROXY_HOST = "127.0.0.1";
static const QString GetDefaultProxyAddress();
OptionsModel::OptionsModel(QObject *parent, bool resetSettings) :
QAbstractListModel(parent)
{
Init(resetSettings);
}
void OptionsModel::addOverriddenOption(const std::string &option)
{
strOverriddenByCommandLine += QString::fromStdString(option) + "=" + QString::fromStdString(gArgs.GetArg(option, "")) + " ";
}
// Writes all missing QSettings with their default values
void OptionsModel::Init(bool resetSettings)
{
if (resetSettings)
Reset();
checkAndMigrate();
QSettings settings;
// Ensure restart flag is unset on client startup
setRestartRequired(false);
// These are Qt-only settings:
// Window
if (!settings.contains("fHideTrayIcon")) {
settings.setValue("fHideTrayIcon", false);
}
m_show_tray_icon = !settings.value("fHideTrayIcon").toBool();
Q_EMIT showTrayIconChanged(m_show_tray_icon);
if (!settings.contains("fMinimizeToTray"))
settings.setValue("fMinimizeToTray", false);
fMinimizeToTray = settings.value("fMinimizeToTray").toBool() && m_show_tray_icon;
if (!settings.contains("fMinimizeOnClose"))
settings.setValue("fMinimizeOnClose", false);
fMinimizeOnClose = settings.value("fMinimizeOnClose").toBool();
// Display
if (!settings.contains("nDisplayUnit"))
settings.setValue("nDisplayUnit", BitcoinUnits::BTC);
nDisplayUnit = settings.value("nDisplayUnit").toInt();
if (!settings.contains("strThirdPartyTxUrls"))
settings.setValue("strThirdPartyTxUrls", "");
strThirdPartyTxUrls = settings.value("strThirdPartyTxUrls", "").toString();
if (!settings.contains("fCoinControlFeatures"))
settings.setValue("fCoinControlFeatures", false);
fCoinControlFeatures = settings.value("fCoinControlFeatures", false).toBool();
if (!settings.contains("enable_psbt_controls")) {
settings.setValue("enable_psbt_controls", false);
}
m_enable_psbt_controls = settings.value("enable_psbt_controls", false).toBool();
// These are shared with the core or have a command-line parameter
// and we want command-line parameters to overwrite the GUI settings.
//
// If setting doesn't exist create it with defaults.
//
// If gArgs.SoftSetArg() or gArgs.SoftSetBoolArg() return false we were overridden
// by command-line and show this in the UI.
// Main
if (!settings.contains("bPrune"))
settings.setValue("bPrune", false);
if (!settings.contains("nPruneSize"))
settings.setValue("nPruneSize", DEFAULT_PRUNE_TARGET_GB);
SetPruneEnabled(settings.value("bPrune").toBool());
if (!settings.contains("nDatabaseCache"))
settings.setValue("nDatabaseCache", (qint64)nDefaultDbCache);
if (!gArgs.SoftSetArg("-dbcache", settings.value("nDatabaseCache").toString().toStdString()))
addOverriddenOption("-dbcache");
if (!settings.contains("nThreadsScriptVerif"))
settings.setValue("nThreadsScriptVerif", DEFAULT_SCRIPTCHECK_THREADS);
if (!gArgs.SoftSetArg("-par", settings.value("nThreadsScriptVerif").toString().toStdString()))
addOverriddenOption("-par");
if (!settings.contains("strDataDir"))
settings.setValue("strDataDir", GUIUtil::getDefaultDataDirectory());
// Wallet
#ifdef ENABLE_WALLET
if (!settings.contains("bSpendZeroConfChange"))
settings.setValue("bSpendZeroConfChange", true);
if (!gArgs.SoftSetBoolArg("-spendzeroconfchange", settings.value("bSpendZeroConfChange").toBool()))
addOverriddenOption("-spendzeroconfchange");
if (!settings.contains("external_signer_path"))
settings.setValue("external_signer_path", "");
if (!gArgs.SoftSetArg("-signer", settings.value("external_signer_path").toString().toStdString())) {
addOverriddenOption("-signer");
}
if (!settings.contains("SubFeeFromAmount")) {
settings.setValue("SubFeeFromAmount", false);
}
m_sub_fee_from_amount = settings.value("SubFeeFromAmount", false).toBool();
#endif
// Network
if (!settings.contains("fUseUPnP"))
settings.setValue("fUseUPnP", DEFAULT_UPNP);
if (!gArgs.SoftSetBoolArg("-upnp", settings.value("fUseUPnP").toBool()))
addOverriddenOption("-upnp");
if (!settings.contains("fUseNatpmp")) {
settings.setValue("fUseNatpmp", DEFAULT_NATPMP);
}
if (!gArgs.SoftSetBoolArg("-natpmp", settings.value("fUseNatpmp").toBool())) {
addOverriddenOption("-natpmp");
}
if (!settings.contains("fListen"))
settings.setValue("fListen", DEFAULT_LISTEN);
if (!gArgs.SoftSetBoolArg("-listen", settings.value("fListen").toBool()))
addOverriddenOption("-listen");
if (!settings.contains("server")) {
settings.setValue("server", false);
}
if (!gArgs.SoftSetBoolArg("-server", settings.value("server").toBool())) {
addOverriddenOption("-server");
}
if (!settings.contains("fUseProxy"))
settings.setValue("fUseProxy", false);
if (!settings.contains("addrProxy"))
settings.setValue("addrProxy", GetDefaultProxyAddress());
// Only try to set -proxy, if user has enabled fUseProxy
if ((settings.value("fUseProxy").toBool() && !gArgs.SoftSetArg("-proxy", settings.value("addrProxy").toString().toStdString())))
addOverriddenOption("-proxy");
else if(!settings.value("fUseProxy").toBool() && !gArgs.GetArg("-proxy", "").empty())
addOverriddenOption("-proxy");
if (!settings.contains("fUseSeparateProxyTor"))
settings.setValue("fUseSeparateProxyTor", false);
if (!settings.contains("addrSeparateProxyTor"))
settings.setValue("addrSeparateProxyTor", GetDefaultProxyAddress());
// Only try to set -onion, if user has enabled fUseSeparateProxyTor
if ((settings.value("fUseSeparateProxyTor").toBool() && !gArgs.SoftSetArg("-onion", settings.value("addrSeparateProxyTor").toString().toStdString())))
addOverriddenOption("-onion");
else if(!settings.value("fUseSeparateProxyTor").toBool() && !gArgs.GetArg("-onion", "").empty())
addOverriddenOption("-onion");
// Display
if (!settings.contains("language"))
settings.setValue("language", "");
if (!gArgs.SoftSetArg("-lang", settings.value("language").toString().toStdString()))
addOverriddenOption("-lang");
language = settings.value("language").toString();
if (!settings.contains("UseEmbeddedMonospacedFont")) {
settings.setValue("UseEmbeddedMonospacedFont", "true");
}
m_use_embedded_monospaced_font = settings.value("UseEmbeddedMonospacedFont").toBool();
Q_EMIT useEmbeddedMonospacedFontChanged(m_use_embedded_monospaced_font);
}
/** Helper function to copy contents from one QSettings to another.
* By using allKeys this also covers nested settings in a hierarchy.
*/
static void CopySettings(QSettings& dst, const QSettings& src)
{
for (const QString& key : src.allKeys()) {
dst.setValue(key, src.value(key));
}
}
/** Back up a QSettings to an ini-formatted file. */
static void BackupSettings(const fs::path& filename, const QSettings& src)
{
qInfo() << "Backing up GUI settings to" << GUIUtil::boostPathToQString(filename);
QSettings dst(GUIUtil::boostPathToQString(filename), QSettings::IniFormat);
dst.clear();
CopySettings(dst, src);
}
void OptionsModel::Reset()
{
QSettings settings;
// Backup old settings to chain-specific datadir for troubleshooting
BackupSettings(gArgs.GetDataDirNet() / "guisettings.ini.bak", settings);
// Save the strDataDir setting
QString dataDir = GUIUtil::getDefaultDataDirectory();
dataDir = settings.value("strDataDir", dataDir).toString();
// Remove all entries from our QSettings object
settings.clear();
// Set strDataDir
settings.setValue("strDataDir", dataDir);
// Set that this was reset
settings.setValue("fReset", true);
// default setting for OptionsModel::StartAtStartup - disabled
if (GUIUtil::GetStartOnSystemStartup())
GUIUtil::SetStartOnSystemStartup(false);
}
int OptionsModel::rowCount(const QModelIndex & parent) const
{
return OptionIDRowCount;
}
struct ProxySetting {
bool is_set;
QString ip;
QString port;
};
static ProxySetting GetProxySetting(QSettings &settings, const QString &name)
{
static const ProxySetting default_val = {false, DEFAULT_GUI_PROXY_HOST, QString("%1").arg(DEFAULT_GUI_PROXY_PORT)};
// Handle the case that the setting is not set at all
if (!settings.contains(name)) {
return default_val;
}
// contains IP at index 0 and port at index 1
QStringList ip_port = GUIUtil::SplitSkipEmptyParts(settings.value(name).toString(), ":");
if (ip_port.size() == 2) {
return {true, ip_port.at(0), ip_port.at(1)};
} else { // Invalid: return default
return default_val;
}
}
static void SetProxySetting(QSettings &settings, const QString &name, const ProxySetting &ip_port)
{
settings.setValue(name, QString{ip_port.ip + QLatin1Char(':') + ip_port.port});
}
static const QString GetDefaultProxyAddress()
{
return QString("%1:%2").arg(DEFAULT_GUI_PROXY_HOST).arg(DEFAULT_GUI_PROXY_PORT);
}
void OptionsModel::SetPruneEnabled(bool prune, bool force)
{
QSettings settings;
settings.setValue("bPrune", prune);
const int64_t prune_target_mib = PruneGBtoMiB(settings.value("nPruneSize").toInt());
std::string prune_val = prune ? ToString(prune_target_mib) : "0";
if (force) {
gArgs.ForceSetArg("-prune", prune_val);
return;
}
if (!gArgs.SoftSetArg("-prune", prune_val)) {
addOverriddenOption("-prune");
}
}
void OptionsModel::SetPruneTargetGB(int prune_target_gb, bool force)
{
const bool prune = prune_target_gb > 0;
if (prune) {
QSettings settings;
settings.setValue("nPruneSize", prune_target_gb);
}
SetPruneEnabled(prune, force);
}
// read QSettings values and return them
QVariant OptionsModel::data(const QModelIndex & index, int role) const
{
if(role == Qt::EditRole)
{
QSettings settings;
switch(index.row())
{
case StartAtStartup:
return GUIUtil::GetStartOnSystemStartup();
case ShowTrayIcon:
return m_show_tray_icon;
case MinimizeToTray:
return fMinimizeToTray;
case MapPortUPnP:
#ifdef USE_UPNP
return settings.value("fUseUPnP");
#else
return false;
#endif // USE_UPNP
case MapPortNatpmp:
#ifdef USE_NATPMP
return settings.value("fUseNatpmp");
#else
return false;
#endif // USE_NATPMP
case MinimizeOnClose:
return fMinimizeOnClose;
// default proxy
case ProxyUse:
return settings.value("fUseProxy", false);
case ProxyIP:
return GetProxySetting(settings, "addrProxy").ip;
case ProxyPort:
return GetProxySetting(settings, "addrProxy").port;
// separate Tor proxy
case ProxyUseTor:
return settings.value("fUseSeparateProxyTor", false);
case ProxyIPTor:
return GetProxySetting(settings, "addrSeparateProxyTor").ip;
case ProxyPortTor:
return GetProxySetting(settings, "addrSeparateProxyTor").port;
#ifdef ENABLE_WALLET
case SpendZeroConfChange:
return settings.value("bSpendZeroConfChange");
case ExternalSignerPath:
return settings.value("external_signer_path");
case SubFeeFromAmount:
return m_sub_fee_from_amount;
#endif
case DisplayUnit:
return nDisplayUnit;
case ThirdPartyTxUrls:
return strThirdPartyTxUrls;
case Language:
return settings.value("language");
case UseEmbeddedMonospacedFont:
return m_use_embedded_monospaced_font;
case CoinControlFeatures:
return fCoinControlFeatures;
case EnablePSBTControls:
return settings.value("enable_psbt_controls");
case Prune:
return settings.value("bPrune");
case PruneSize:
return settings.value("nPruneSize");
case DatabaseCache:
return settings.value("nDatabaseCache");
case ThreadsScriptVerif:
return settings.value("nThreadsScriptVerif");
case Listen:
return settings.value("fListen");
case Server:
return settings.value("server");
default:
return QVariant();
}
}
return QVariant();
}
// write QSettings values
bool OptionsModel::setData(const QModelIndex & index, const QVariant & value, int role)
{
bool successful = true; /* set to false on parse error */
if(role == Qt::EditRole)
{
QSettings settings;
switch(index.row())
{
case StartAtStartup:
successful = GUIUtil::SetStartOnSystemStartup(value.toBool());
break;
case ShowTrayIcon:
m_show_tray_icon = value.toBool();
settings.setValue("fHideTrayIcon", !m_show_tray_icon);
Q_EMIT showTrayIconChanged(m_show_tray_icon);
break;
case MinimizeToTray:
fMinimizeToTray = value.toBool();
settings.setValue("fMinimizeToTray", fMinimizeToTray);
break;
case MapPortUPnP: // core option - can be changed on-the-fly
settings.setValue("fUseUPnP", value.toBool());
break;
case MapPortNatpmp: // core option - can be changed on-the-fly
settings.setValue("fUseNatpmp", value.toBool());
break;
case MinimizeOnClose:
fMinimizeOnClose = value.toBool();
settings.setValue("fMinimizeOnClose", fMinimizeOnClose);
break;
// default proxy
case ProxyUse:
if (settings.value("fUseProxy") != value) {
settings.setValue("fUseProxy", value.toBool());
setRestartRequired(true);
}
break;
case ProxyIP: {
auto ip_port = GetProxySetting(settings, "addrProxy");
if (!ip_port.is_set || ip_port.ip != value.toString()) {
ip_port.ip = value.toString();
SetProxySetting(settings, "addrProxy", ip_port);
setRestartRequired(true);
}
}
break;
case ProxyPort: {
auto ip_port = GetProxySetting(settings, "addrProxy");
if (!ip_port.is_set || ip_port.port != value.toString()) {
ip_port.port = value.toString();
SetProxySetting(settings, "addrProxy", ip_port);
setRestartRequired(true);
}
}
break;
// separate Tor proxy
case ProxyUseTor:
if (settings.value("fUseSeparateProxyTor") != value) {
settings.setValue("fUseSeparateProxyTor", value.toBool());
setRestartRequired(true);
}
break;
case ProxyIPTor: {
auto ip_port = GetProxySetting(settings, "addrSeparateProxyTor");
if (!ip_port.is_set || ip_port.ip != value.toString()) {
ip_port.ip = value.toString();
SetProxySetting(settings, "addrSeparateProxyTor", ip_port);
setRestartRequired(true);
}
}
break;
case ProxyPortTor: {
auto ip_port = GetProxySetting(settings, "addrSeparateProxyTor");
if (!ip_port.is_set || ip_port.port != value.toString()) {
ip_port.port = value.toString();
SetProxySetting(settings, "addrSeparateProxyTor", ip_port);
setRestartRequired(true);
}
}
break;
#ifdef ENABLE_WALLET
case SpendZeroConfChange:
if (settings.value("bSpendZeroConfChange") != value) {
settings.setValue("bSpendZeroConfChange", value);
setRestartRequired(true);
}
break;
case ExternalSignerPath:
if (settings.value("external_signer_path") != value.toString()) {
settings.setValue("external_signer_path", value.toString());
setRestartRequired(true);
}
break;
case SubFeeFromAmount:
m_sub_fee_from_amount = value.toBool();
settings.setValue("SubFeeFromAmount", m_sub_fee_from_amount);
break;
#endif
case DisplayUnit:
setDisplayUnit(value);
break;
case ThirdPartyTxUrls:
if (strThirdPartyTxUrls != value.toString()) {
strThirdPartyTxUrls = value.toString();
settings.setValue("strThirdPartyTxUrls", strThirdPartyTxUrls);
setRestartRequired(true);
}
break;
case Language:
if (settings.value("language") != value) {
settings.setValue("language", value);
setRestartRequired(true);
}
break;
case UseEmbeddedMonospacedFont:
m_use_embedded_monospaced_font = value.toBool();
settings.setValue("UseEmbeddedMonospacedFont", m_use_embedded_monospaced_font);
Q_EMIT useEmbeddedMonospacedFontChanged(m_use_embedded_monospaced_font);
break;
case CoinControlFeatures:
fCoinControlFeatures = value.toBool();
settings.setValue("fCoinControlFeatures", fCoinControlFeatures);
Q_EMIT coinControlFeaturesChanged(fCoinControlFeatures);
break;
case EnablePSBTControls:
m_enable_psbt_controls = value.toBool();
settings.setValue("enable_psbt_controls", m_enable_psbt_controls);
break;
case Prune:
if (settings.value("bPrune") != value) {
settings.setValue("bPrune", value);
setRestartRequired(true);
}
break;
case PruneSize:
if (settings.value("nPruneSize") != value) {
settings.setValue("nPruneSize", value);
setRestartRequired(true);
}
break;
case DatabaseCache:
if (settings.value("nDatabaseCache") != value) {
settings.setValue("nDatabaseCache", value);
setRestartRequired(true);
}
break;
case ThreadsScriptVerif:
if (settings.value("nThreadsScriptVerif") != value) {
settings.setValue("nThreadsScriptVerif", value);
setRestartRequired(true);
}
break;
case Listen:
if (settings.value("fListen") != value) {
settings.setValue("fListen", value);
setRestartRequired(true);
}
break;
case Server:
if (settings.value("server") != value) {
settings.setValue("server", value);
setRestartRequired(true);
}
break;
default:
break;
}
}
Q_EMIT dataChanged(index, index);
return successful;
}
/** Updates current unit in memory, settings and emits displayUnitChanged(newUnit) signal */
void OptionsModel::setDisplayUnit(const QVariant &value)
{
if (!value.isNull())
{
QSettings settings;
nDisplayUnit = value.toInt();
settings.setValue("nDisplayUnit", nDisplayUnit);
Q_EMIT displayUnitChanged(nDisplayUnit);
}
}
void OptionsModel::setRestartRequired(bool fRequired)
{
QSettings settings;
return settings.setValue("fRestartRequired", fRequired);
}
bool OptionsModel::isRestartRequired() const
{
QSettings settings;
return settings.value("fRestartRequired", false).toBool();
}
void OptionsModel::checkAndMigrate()
{
// Migration of default values
// Check if the QSettings container was already loaded with this client version
QSettings settings;
static const char strSettingsVersionKey[] = "nSettingsVersion";
int settingsVersion = settings.contains(strSettingsVersionKey) ? settings.value(strSettingsVersionKey).toInt() : 0;
if (settingsVersion < CLIENT_VERSION)
{
// -dbcache was bumped from 100 to 300 in 0.13
// see https://github.com/bitcoin/bitcoin/pull/8273
// force people to upgrade to the new value if they are using 100MB
if (settingsVersion < 130000 && settings.contains("nDatabaseCache") && settings.value("nDatabaseCache").toLongLong() == 100)
settings.setValue("nDatabaseCache", (qint64)nDefaultDbCache);
settings.setValue(strSettingsVersionKey, CLIENT_VERSION);
}
// Overwrite the 'addrProxy' setting in case it has been set to an illegal
// default value (see issue #12623; PR #12650).
if (settings.contains("addrProxy") && settings.value("addrProxy").toString().endsWith("%2")) {
settings.setValue("addrProxy", GetDefaultProxyAddress());
}
// Overwrite the 'addrSeparateProxyTor' setting in case it has been set to an illegal
// default value (see issue #12623; PR #12650).
if (settings.contains("addrSeparateProxyTor") && settings.value("addrSeparateProxyTor").toString().endsWith("%2")) {
settings.setValue("addrSeparateProxyTor", GetDefaultProxyAddress());
}
}
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