airgap: make view-only details compatible with ANONERO

src/MainWindow.cpp

@@ -1040,6 +1040,10 @@ void MainWindow::showKeysDialog() {
 }
 
 void MainWindow::showViewOnlyDialog() {
+    if (!this->verifyPassword()) {
+        return;
+    }
+
     ViewOnlyDialog dialog{m_wallet, this};
     dialog.exec();
 }

src/dialog/URDialog.cpp

@@ -10,28 +10,12 @@
 #include "utils/Utils.h"
 #include "WalletManager.h"
 
-URDialog::URDialog(QWidget *parent, const std::string &data, bool scanOnly)
+URDialog::URDialog(QWidget *parent)
         : WindowModalDialog(parent)
         , ui(new Ui::URDialog)
 {
     ui->setupUi(this);
 
-    if (!data.empty()) {
-        ui->btn_loadFile->setVisible(false);
-        ui->btn_loadClipboard->setVisible(false);
-        ui->tabWidget->setTabVisible(1, false);
-
-        QScreen *currentScreen = QApplication::screenAt(this->geometry().center());
-        if (!currentScreen) {
-            currentScreen = QApplication::primaryScreen();
-        }
-        int availableHeight = currentScreen->availableGeometry().height() - 200;
-        this->resize(availableHeight, availableHeight);
-
-        ui->widgetUR->setData("xmr-viewonly", data);
-        return;
-    }
-
     connect(ui->btn_loadFile, &QPushButton::clicked, [this]{
         QString fn = QFileDialog::getOpenFileName(this, "Load file", QDir::homePath(), "All Files (*)");
         if (fn.isEmpty()) {
@@ -75,41 +59,6 @@ URDialog::URDialog(QWidget *parent, const std::string &data, bool scanOnly)
            return;
         }
 
-        if (ui->widgetScanner->getURType() == "xmr-viewonly") {
-            std::string urData = ui->widgetScanner->getURData();
-            while (true) {
-                bool ok;
-                QString password = QInputDialog::getText(this, "Encrypt view-only details", "Enter one-time password to decrypt view-only details with", QLineEdit::Password, "", &ok);
-                if (!ok) {
-                    break;
-                }
-
-                QString data = WalletManager::decryptWithPassword(urData, password);
-                if (!data.startsWith("Secret view key")) {
-                    Utils::showError(this, "Unable to load view-only details", "Invalid password");
-                    continue;
-                }
-
-                QRegularExpression viewOnlyDetails(
-                        "Secret view key: (?<key>[0-9a-f]{64})\nAddress: (?<address>\\w+)\nRestore height: (?<restoreheight>\\d+)\nWallet name: (?<walletname>\\w+)\n",
-                        QRegularExpression::CaseInsensitiveOption | QRegularExpression::DotMatchesEverythingOption);
-                QRegularExpressionMatch match = viewOnlyDetails.match(data);
-
-                if (!match.hasMatch()) {
-                    Utils::showError(this, "Unable to load view-only details", "Unexpected data");
-                    continue;
-                }
-
-                m_viewOnlyDetails.address = match.captured("address");
-                m_viewOnlyDetails.key = match.captured("key").toLower();
-                m_viewOnlyDetails.restoreHeight = match.captured("restoreheight").toInt();
-                m_viewOnlyDetails.walletName = QString("%1_view_only").arg(match.captured("walletname"));
-
-                this->accept();
-                return;
-            }
-        }
-
         if (ui->radio_clipboard->isChecked()) {
             Utils::copyToClipboard(QString::fromStdString(ui->widgetScanner->getURData()));
             Utils::showInfo(this, "Data copied to clipboard");
@@ -138,22 +87,10 @@ URDialog::URDialog(QWidget *parent, const std::string &data, bool scanOnly)
         ui->widgetScanner->reset();
     });
 
-    if (scanOnly) {
-        ui->tabWidget->setCurrentIndex(1);
-        ui->tabWidget->setTabVisible(0, false);
-        ui->radio_clipboard->setVisible(false);
-        ui->radio_file->setVisible(false);
-        return;
-    }
-
     ui->radio_file->setChecked(true);
     ui->tabWidget->setCurrentIndex(0);
     
     this->resize(600, 700);
 }
 
-ViewOnlyDetails URDialog::getViewOnlyDetails() {
-    return m_viewOnlyDetails;
-}
-
 URDialog::~URDialog() = default;

src/dialog/URDialog.h

@@ -12,26 +12,16 @@ namespace Ui {
     class URDialog;
 }
 
-struct ViewOnlyDetails {
-    QString address;
-    QString key;
-    int restoreHeight = 0;
-    QString walletName;
-};
-
 class URDialog : public WindowModalDialog
 {
     Q_OBJECT
 
 public:
-    explicit URDialog(QWidget *parent, const std::string &data = "", bool scanOnly = false);
+    explicit URDialog(QWidget *parent);
     ~URDialog() override;
 
-    ViewOnlyDetails getViewOnlyDetails();
-
 private:
     QScopedPointer<Ui::URDialog> ui;
-    ViewOnlyDetails m_viewOnlyDetails;
 };
 
 

src/dialog/ViewOnlyDialog.cpp

@@ -11,6 +11,8 @@
 #include "URDialog.h"
 #include "utils/Utils.h"
 #include "WalletManager.h"
+#include "qrcode/QrCode.h"
+#include "dialog/QrCodeDialog.h"
 
 ViewOnlyDialog::ViewOnlyDialog(Wallet *wallet, QWidget *parent)
     : WindowModalDialog(parent)
@@ -26,14 +28,8 @@ ViewOnlyDialog::ViewOnlyDialog(Wallet *wallet, QWidget *parent)
     connect(ui->btn_Copy, &QPushButton::clicked, this, &ViewOnlyDialog::copyToClipboard);
     connect(ui->btn_Save, &QPushButton::clicked, this, &ViewOnlyDialog::onWriteViewOnlyWallet);
     connect(ui->btn_transmitOverUR, &QPushButton::clicked, [this] {
-        bool ok;
-        QString password = QInputDialog::getText(this, "Encrypt view-only details", "Enter one-time password to encrypt view-only details with", QLineEdit::Password, "", &ok);
-        if (!ok) {
-            return;
-        }
-
-        std::string encrypted = WalletManager::encryptWithPassword(this->toString(), password);
-        URDialog dialog{this, encrypted};
+        QrCode qr(this->toJsonString(), QrCode::Version::AUTO, QrCode::ErrorCorrectionLevel::HIGH);
+        QrCodeDialog dialog{this, &qr, "View-Only details"};
         dialog.exec();
     });
 
@@ -74,6 +70,18 @@ QString ViewOnlyDialog::toString() {
     return text;
 }
 
+QString ViewOnlyDialog::toJsonString() {
+    QVariantMap data;
+    data["version"] = 0,
+    data["primaryAddress"] = m_wallet->address(0, 0);
+    data["privateViewKey"] = m_wallet->getSecretViewKey();
+    data["restoreHeight"] = m_wallet->getWalletCreationHeight();
+    data["walletName"] = m_wallet->walletName();
+
+    auto obj = QJsonDocument::fromVariant(data);
+    return obj.toJson(QJsonDocument::Compact);
+}
+
 void ViewOnlyDialog::copyToClipboard() {
     Utils::copyToClipboard(this->toString());
 }

src/dialog/ViewOnlyDialog.h

@@ -26,6 +26,7 @@ private slots:
 
 private:
     QString toString();
+    QString toJsonString();
     void copyToClipboard();
 
     QScopedPointer<Ui::ViewOnlyDialog> ui;

src/dialog/ViewOnlyDialog.ui

@@ -90,7 +90,7 @@
      <item>
       <widget class="QPushButton" name="btn_transmitOverUR">
        <property name="text">
-        <string>Transmit over UR</string>
+        <string>Show QR</string>
        </property>
       </widget>
      </item>

src/qrcode/scanner/QrCodeScanDialog.cpp

@@ -21,6 +21,10 @@ QrCodeScanDialog::QrCodeScanDialog(QWidget *parent, bool scan_ur)
     this->setWindowTitle("Scan QR code");
     
     ui->widget_scanner->startCapture(scan_ur);
+
+    connect(ui->widget_scanner, &QrCodeScanWidget::finished, [this]{
+        this->accept();
+    });
 }
 
 QString QrCodeScanDialog::decodedString() {

src/wizard/PageWalletRestoreKeys.cpp

@@ -13,6 +13,7 @@
 #include "constants.h"
 #include "dialog/URDialog.h"
 #include "libwalletqt/WalletManager.h"
+#include "scanner/QrCodeScanDialog.h"
 
 PageWalletRestoreKeys::PageWalletRestoreKeys(WizardFields *fields, QWidget *parent)
     : QWizardPage(parent)
@@ -43,15 +44,27 @@ PageWalletRestoreKeys::PageWalletRestoreKeys(WizardFields *fields, QWidget *pare
     connect(ui->btnOptions, &QPushButton::clicked, this, &PageWalletRestoreKeys::onOptionsClicked);
     connect(ui->combo_walletType, &QComboBox::currentTextChanged, this, &PageWalletRestoreKeys::showInputLines);
     connect(ui->btn_scanUR, &QPushButton::clicked, [this] {
-        URDialog dialog{this, "", true};
+        QrCodeScanDialog dialog{this, false};
         dialog.exec();
-        ViewOnlyDetails details = dialog.getViewOnlyDetails();
-        ui->line_address->setText(details.address);
+
+        QString json = dialog.decodedString();
+        if (json.isEmpty()) {
+            return;
+        }
+
+        QJsonParseError error;
+        auto doc = QJsonDocument::fromJson(json.toUtf8(), &error);
+        if (error.error != QJsonParseError::NoError) {
+            Utils::showError(this, "Unable to load view-only details", QString("Can't parse JSON: %1").arg(error.errorString()));
+            return;
+        }
+
+        ui->line_address->setText(doc["primaryAddress"].toString());
         ui->line_address->setCursorPosition(0);
-        ui->line_viewkey->setText(details.key);
+        ui->line_viewkey->setText(doc["privateViewKey"].toString());
         ui->line_viewkey->setCursorPosition(0);
-        m_fields->restoreHeight = details.restoreHeight;
-        m_fields->walletName = details.walletName;
+        m_fields->restoreHeight = doc["restoreHeight"].toInt();
+        m_fields->walletName = doc["walletName"].toString() + "_view_only";
     });
 }
 

src/wizard/PageWalletRestoreKeys.ui

@@ -218,7 +218,7 @@
      <item>
       <widget class="QPushButton" name="btn_scanUR">
        <property name="text">
-        <string>Scan UR</string>
+        <string>Scan QR</string>
        </property>
       </widget>
      </item>