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monero-gui/src/libwalletqt/WalletManager.cpp

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// Copyright (c) 2014-2019, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "WalletManager.h"
#include "Wallet.h"
#include "wallet/api/wallet2_api.h"
#include "zxcvbn-c/zxcvbn.h"
#include "QRCodeImageProvider.h"
#include <QFile>
#include <QFileInfo>
#include <QDir>
#include <QDebug>
#include <QUrl>
#include <QtConcurrent/QtConcurrent>
#include <QMutex>
#include <QMutexLocker>
#include <QString>
class WalletPassphraseListenerImpl : public Monero::WalletListener
{
public:
WalletPassphraseListenerImpl(WalletManager * mgr): m_mgr(mgr), m_wallet(nullptr) {}
virtual void moneySpent(const std::string &txId, uint64_t amount) override { (void)txId; (void)amount; };
virtual void moneyReceived(const std::string &txId, uint64_t amount) override { (void)txId; (void)amount; };
virtual void unconfirmedMoneyReceived(const std::string &txId, uint64_t amount) override { (void)txId; (void)amount; };
virtual void newBlock(uint64_t height) override { (void) height; };
virtual void updated() override {};
virtual void refreshed() override {};
virtual Monero::optional<std::string> onDevicePassphraseRequest(bool on_device) override
{
qDebug() << __FUNCTION__;
if (on_device) return Monero::optional<std::string>();
m_mgr->onWalletPassphraseNeeded(m_wallet);
if (m_mgr->m_passphrase_abort)
{
throw std::runtime_error("Passphrase entry abort");
}
auto tmpPass = m_mgr->m_passphrase.toStdString();
m_mgr->m_passphrase = QString::null;
return Monero::optional<std::string>(tmpPass);
}
virtual void onDeviceButtonRequest(uint64_t code) override
{
emit m_mgr->deviceButtonRequest(code);
}
virtual void onDeviceButtonPressed() override
{
emit m_mgr->deviceButtonPressed();
}
virtual void onSetWallet(Monero::Wallet * wallet) override
{
qDebug() << __FUNCTION__;
m_wallet = wallet;
}
private:
Monero::Wallet * m_wallet;
WalletManager * m_mgr;
};
WalletManager * WalletManager::m_instance = nullptr;
WalletManager *WalletManager::instance()
{
if (!m_instance) {
m_instance = new WalletManager;
}
return m_instance;
}
Wallet *WalletManager::createWallet(const QString &path, const QString &password,
const QString &language, NetworkType::Type nettype, quint64 kdfRounds)
{
QMutexLocker locker(&m_mutex);
if (m_currentWallet) {
qDebug() << "Closing open m_currentWallet" << m_currentWallet;
delete m_currentWallet;
}
Monero::Wallet * w = m_pimpl->createWallet(path.toStdString(), password.toStdString(),
language.toStdString(), static_cast<Monero::NetworkType>(nettype), kdfRounds);
m_currentWallet = new Wallet(w);
return m_currentWallet;
}
Wallet *WalletManager::openWallet(const QString &path, const QString &password, NetworkType::Type nettype, quint64 kdfRounds)
{
QMutexLocker locker(&m_mutex);
WalletPassphraseListenerImpl tmpListener(this);
if (m_currentWallet) {
qDebug() << "Closing open m_currentWallet" << m_currentWallet;
delete m_currentWallet;
}
qDebug("%s: opening wallet at %s, nettype = %d ",
__PRETTY_FUNCTION__, qPrintable(path), nettype);
Monero::Wallet * w = m_pimpl->openWallet(path.toStdString(), password.toStdString(), static_cast<Monero::NetworkType>(nettype), kdfRounds, &tmpListener);
w->setListener(nullptr);
qDebug("%s: opened wallet: %s, status: %d", __PRETTY_FUNCTION__, w->address(0, 0).c_str(), w->status());
m_currentWallet = new Wallet(w);
// move wallet to the GUI thread. Otherwise it wont be emitting signals
if (m_currentWallet->thread() != qApp->thread()) {
m_currentWallet->moveToThread(qApp->thread());
}
return m_currentWallet;
}
void WalletManager::openWalletAsync(const QString &path, const QString &password, NetworkType::Type nettype, quint64 kdfRounds)
{
QFuture<Wallet*> future = QtConcurrent::run(this, &WalletManager::openWallet,
path, password, nettype, kdfRounds);
QFutureWatcher<Wallet*> * watcher = new QFutureWatcher<Wallet*>();
connect(watcher, &QFutureWatcher<Wallet*>::finished,
this, [this, watcher]() {
QFuture<Wallet*> future = watcher->future();
watcher->deleteLater();
emit walletOpened(future.result());
});
watcher->setFuture(future);
}
Wallet *WalletManager::recoveryWallet(const QString &path, const QString &memo, NetworkType::Type nettype, quint64 restoreHeight, quint64 kdfRounds)
{
QMutexLocker locker(&m_mutex);
if (m_currentWallet) {
qDebug() << "Closing open m_currentWallet" << m_currentWallet;
delete m_currentWallet;
}
Monero::Wallet * w = m_pimpl->recoveryWallet(path.toStdString(), "", memo.toStdString(), static_cast<Monero::NetworkType>(nettype), restoreHeight, kdfRounds);
m_currentWallet = new Wallet(w);
return m_currentWallet;
}
Wallet *WalletManager::createWalletFromKeys(const QString &path, const QString &language, NetworkType::Type nettype,
const QString &address, const QString &viewkey, const QString &spendkey,
quint64 restoreHeight, quint64 kdfRounds)
{
QMutexLocker locker(&m_mutex);
if (m_currentWallet) {
qDebug() << "Closing open m_currentWallet" << m_currentWallet;
delete m_currentWallet;
m_currentWallet = NULL;
}
Monero::Wallet * w = m_pimpl->createWalletFromKeys(path.toStdString(), "", language.toStdString(), static_cast<Monero::NetworkType>(nettype), restoreHeight,
address.toStdString(), viewkey.toStdString(), spendkey.toStdString(), kdfRounds);
m_currentWallet = new Wallet(w);
return m_currentWallet;
}
Wallet *WalletManager::createWalletFromDevice(const QString &path, const QString &password, NetworkType::Type nettype,
const QString &deviceName, quint64 restoreHeight, const QString &subaddressLookahead)
{
QMutexLocker locker(&m_mutex);
WalletPassphraseListenerImpl tmpListener(this);
if (m_currentWallet) {
qDebug() << "Closing open m_currentWallet" << m_currentWallet;
delete m_currentWallet;
m_currentWallet = NULL;
}
Monero::Wallet * w = m_pimpl->createWalletFromDevice(path.toStdString(), password.toStdString(), static_cast<Monero::NetworkType>(nettype),
deviceName.toStdString(), restoreHeight, subaddressLookahead.toStdString(), 1, &tmpListener);
w->setListener(nullptr);
m_currentWallet = new Wallet(w);
// move wallet to the GUI thread. Otherwise it wont be emitting signals
if (m_currentWallet->thread() != qApp->thread()) {
m_currentWallet->moveToThread(qApp->thread());
}
return m_currentWallet;
}
void WalletManager::createWalletFromDeviceAsync(const QString &path, const QString &password, NetworkType::Type nettype,
const QString &deviceName, quint64 restoreHeight, const QString &subaddressLookahead)
{
auto lmbd = [=](){
return this->createWalletFromDevice(path, password, nettype, deviceName, restoreHeight, subaddressLookahead);
};
QFuture<Wallet *> future = QtConcurrent::run(lmbd);
QFutureWatcher<Wallet *> * watcher = new QFutureWatcher<Wallet *>();
connect(watcher, &QFutureWatcher<Wallet *>::finished,
this, [this, watcher]() {
QFuture<Wallet *> future = watcher->future();
watcher->deleteLater();
emit walletCreated(future.result());
});
watcher->setFuture(future);
}
QString WalletManager::closeWallet()
{
QMutexLocker locker(&m_mutex);
QString result;
if (m_currentWallet) {
result = m_currentWallet->address(0, 0);
delete m_currentWallet;
} else {
qCritical() << "Trying to close non existing wallet " << m_currentWallet;
result = "0";
}
return result;
}
void WalletManager::closeWalletAsync()
{
QFuture<QString> future = QtConcurrent::run(this, &WalletManager::closeWallet);
QFutureWatcher<QString> * watcher = new QFutureWatcher<QString>();
connect(watcher, &QFutureWatcher<QString>::finished,
this, [this, watcher]() {
QFuture<QString> future = watcher->future();
watcher->deleteLater();
emit walletClosed(future.result());
});
watcher->setFuture(future);
}
bool WalletManager::walletExists(const QString &path) const
{
return m_pimpl->walletExists(path.toStdString());
}
QStringList WalletManager::findWallets(const QString &path)
{
std::vector<std::string> found_wallets = m_pimpl->findWallets(path.toStdString());
QStringList result;
for (const auto &w : found_wallets) {
result.append(QString::fromStdString(w));
}
return result;
}
QString WalletManager::errorString() const
{
return tr("Unknown error");
}
bool WalletManager::moveWallet(const QString &src, const QString &dst)
{
return true;
}
QString WalletManager::walletLanguage(const QString &locale)
{
return "English";
}
quint64 WalletManager::maximumAllowedAmount() const
{
return Monero::Wallet::maximumAllowedAmount();
}
QString WalletManager::maximumAllowedAmountAsSting() const
{
return WalletManager::displayAmount(WalletManager::maximumAllowedAmount());
}
QString WalletManager::displayAmount(quint64 amount) const
{
return QString::fromStdString(Monero::Wallet::displayAmount(amount));
}
quint64 WalletManager::amountFromString(const QString &amount) const
{
return Monero::Wallet::amountFromString(amount.toStdString());
}
quint64 WalletManager::amountFromDouble(double amount) const
{
return Monero::Wallet::amountFromDouble(amount);
}
bool WalletManager::paymentIdValid(const QString &payment_id) const
{
return Monero::Wallet::paymentIdValid(payment_id.toStdString());
}
bool WalletManager::addressValid(const QString &address, NetworkType::Type nettype) const
{
return Monero::Wallet::addressValid(address.toStdString(), static_cast<Monero::NetworkType>(nettype));
}
bool WalletManager::keyValid(const QString &key, const QString &address, bool isViewKey, NetworkType::Type nettype) const
{
std::string error;
if(!Monero::Wallet::keyValid(key.toStdString(), address.toStdString(), isViewKey, static_cast<Monero::NetworkType>(nettype), error)){
qDebug() << QString::fromStdString(error);
return false;
}
return true;
}
QString WalletManager::paymentIdFromAddress(const QString &address, NetworkType::Type nettype) const
{
return QString::fromStdString(Monero::Wallet::paymentIdFromAddress(address.toStdString(), static_cast<Monero::NetworkType>(nettype)));
}
void WalletManager::setDaemonAddressAsync(const QString &address)
{
QtConcurrent::run([this, address] {
m_pimpl->setDaemonAddress(address.toStdString());
});
}
bool WalletManager::connected() const
{
return m_pimpl->connected();
}
quint64 WalletManager::networkDifficulty() const
{
return m_pimpl->networkDifficulty();
}
quint64 WalletManager::blockchainHeight() const
{
return m_pimpl->blockchainHeight();
}
quint64 WalletManager::blockchainTargetHeight() const
{
return m_pimpl->blockchainTargetHeight();
}
double WalletManager::miningHashRate() const
{
return m_pimpl->miningHashRate();
}
bool WalletManager::isMining() const
{
if(!m_currentWallet->connected())
return false;
return m_pimpl->isMining();
}
bool WalletManager::startMining(const QString &address, quint32 threads, bool backgroundMining, bool ignoreBattery)
{
if(threads == 0)
threads = 1;
return m_pimpl->startMining(address.toStdString(), threads, backgroundMining, ignoreBattery);
}
bool WalletManager::stopMining()
{
return m_pimpl->stopMining();
}
bool WalletManager::localDaemonSynced() const
{
return blockchainHeight() > 1 && blockchainHeight() >= blockchainTargetHeight();
}
bool WalletManager::isDaemonLocal(const QString &daemon_address) const
{
return Monero::Utils::isAddressLocal(daemon_address.toStdString());
}
QString WalletManager::resolveOpenAlias(const QString &address) const
{
bool dnssec_valid = false;
std::string res = m_pimpl->resolveOpenAlias(address.toStdString(), dnssec_valid);
res = std::string(dnssec_valid ? "true" : "false") + "|" + res;
return QString::fromStdString(res);
}
bool WalletManager::parse_uri(const QString &uri, QString &address, QString &payment_id, uint64_t &amount, QString &tx_description, QString &recipient_name, QVector<QString> &unknown_parameters, QString &error) const
{
if (m_currentWallet)
return m_currentWallet->parse_uri(uri, address, payment_id, amount, tx_description, recipient_name, unknown_parameters, error);
return false;
}
QVariantMap WalletManager::parse_uri_to_object(const QString &uri) const
{
QString address;
QString payment_id;
uint64_t amount = 0;
QString tx_description;
QString recipient_name;
QVector<QString> unknown_parameters;
QString error;
QVariantMap result;
if (this->parse_uri(uri, address, payment_id, amount, tx_description, recipient_name, unknown_parameters, error)) {
result.insert("address", address);
result.insert("payment_id", payment_id);
result.insert("amount", amount > 0 ? this->displayAmount(amount) : "");
result.insert("tx_description", tx_description);
result.insert("recipient_name", recipient_name);
} else {
result.insert("error", error);
}
return result;
}
void WalletManager::setLogLevel(int logLevel)
{
Monero::WalletManagerFactory::setLogLevel(logLevel);
}
void WalletManager::setLogCategories(const QString &categories)
{
Monero::WalletManagerFactory::setLogCategories(categories.toStdString());
}
QString WalletManager::urlToLocalPath(const QUrl &url) const
{
return QDir::toNativeSeparators(url.toLocalFile());
}
QUrl WalletManager::localPathToUrl(const QString &path) const
{
return QUrl::fromLocalFile(path);
}
#ifndef DISABLE_PASS_STRENGTH_METER
double WalletManager::getPasswordStrength(const QString &password) const
{
static const char *local_dict[] = {
"monero", "fluffypony", NULL
};
if (!ZxcvbnInit("zxcvbn.dict")) {
fprintf(stderr, "Failed to open zxcvbn.dict\n");
return 0.0;
}
double e = ZxcvbnMatch(password.toStdString().c_str(), local_dict, NULL);
ZxcvbnUnInit();
return e;
}
#endif
bool WalletManager::saveQrCode(const QString &code, const QString &path) const
{
QSize size;
// 240 <=> mainLayout.qrCodeSize (Receive.qml)
return QRCodeImageProvider::genQrImage(code, &size).scaled(size.expandedTo(QSize(240, 240)), Qt::KeepAspectRatio).save(path, "PNG", 100);
}
void WalletManager::checkUpdatesAsync(const QString &software, const QString &subdir) const
{
QFuture<QString> future = QtConcurrent::run(this, &WalletManager::checkUpdates,
software, subdir);
QFutureWatcher<QString> * watcher = new QFutureWatcher<QString>();
connect(watcher, &QFutureWatcher<Wallet*>::finished,
this, [this, watcher]() {
QFuture<QString> future = watcher->future();
watcher->deleteLater();
qDebug() << "Checking for updates - done";
emit checkUpdatesComplete(future.result());
});
watcher->setFuture(future);
}
QString WalletManager::checkUpdates(const QString &software, const QString &subdir) const
{
qDebug() << "Checking for updates";
const std::tuple<bool, std::string, std::string, std::string, std::string> result = Monero::WalletManager::checkUpdates(software.toStdString(), subdir.toStdString());
if (!std::get<0>(result))
return QString("");
return QString::fromStdString(std::get<1>(result) + "|" + std::get<2>(result) + "|" + std::get<3>(result) + "|" + std::get<4>(result));
}
bool WalletManager::clearWalletCache(const QString &wallet_path) const
{
QString fileName = wallet_path;
// Make sure wallet file is not .keys
fileName.replace(".keys","");
QFile walletCache(fileName);
QString suffix = ".old_cache";
QString newFileName = fileName + suffix;
// create unique file name
for (int i = 1; QFile::exists(newFileName); i++) {
newFileName = QString("%1%2.%3").arg(fileName).arg(suffix).arg(i);
}
return walletCache.rename(newFileName);
}
WalletManager::WalletManager(QObject *parent) : QObject(parent)
{
m_pimpl = Monero::WalletManagerFactory::getWalletManager();
}
void WalletManager::onWalletPassphraseNeeded(Monero::Wallet * wallet)
{
m_mutex_pass.lock();
m_passphrase_abort = false;
emit this->walletPassphraseNeeded();
m_cond_pass.wait(&m_mutex_pass);
m_mutex_pass.unlock();
}
void WalletManager::onPassphraseEntered(const QString &passphrase, bool entry_abort)
{
m_mutex_pass.lock();
m_passphrase = passphrase;
m_passphrase_abort = entry_abort;
m_cond_pass.wakeAll();
m_mutex_pass.unlock();
}
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