Wizard: add seed passphrase to wallet creation

src/WindowManager.cpp

@@ -565,6 +565,7 @@ void WindowManager::showWizard(WalletWizard::Page startPage) {
         m_wizard = this->createWizard(startPage);
     }
 
+    m_wizard->resetFields();
     m_wizard->setStartId(startPage);
     m_wizard->restart();
     m_wizard->setEnabled(true);

src/utils/Seed.cpp

@@ -77,6 +77,8 @@ Seed::Seed(Type type, QStringList mnemonic, NetworkType::Type networkType)
 
             this->time = seed.birthday();
             this->setRestoreHeight();
+
+            this->encrypted = seed.encrypted();
         }
         catch (const std::exception &e) {
             this->errorString = e.what();

src/utils/Seed.h

@@ -38,6 +38,8 @@ struct Seed {
 
     QString errorString;
 
+    bool encrypted = false;
+
     explicit Seed();
     explicit Seed(Type type, NetworkType::Type networkType = NetworkType::MAINNET, QString language = "English");
     explicit Seed(Type type, QStringList mnemonic, NetworkType::Type networkType = NetworkType::MAINNET);

src/wizard/PageSetSeedPassphrase.cpp

@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2022 The Monero Project
+
+#include "PageSetSeedPassphrase.h"
+#include "ui_PageSetSeedPassphrase.h"
+#include "WalletWizard.h"
+
+PageSetSeedPassphrase::PageSetSeedPassphrase(WizardFields *fields, QWidget *parent)
+    : QWizardPage(parent)
+    , ui(new Ui::PageSetSeedPassphrase)
+    , m_fields(fields)
+{
+    ui->setupUi(this);
+
+    this->setTitle("Seed Passphrase");
+}
+
+void PageSetSeedPassphrase::initializePage() {
+    ui->linePassphrase->setText("");
+}
+
+bool PageSetSeedPassphrase::validatePage() {
+    m_fields->seedOffsetPassphrase = ui->linePassphrase->text();
+    return true;
+}
+
+int PageSetSeedPassphrase::nextId() const {
+    return WalletWizard::Page_WalletFile;
+}

src/wizard/PageSetSeedPassphrase.h

@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2022 The Monero Project
+
+#ifndef FEATHER_PAGESETSEEDPASSPHRASE_H
+#define FEATHER_PAGESETSEEDPASSPHRASE_H
+
+#include <QWizardPage>
+#include <QWidget>
+
+#include "appcontext.h"
+#include "WalletWizard.h"
+
+namespace Ui {
+    class PageSetSeedPassphrase;
+}
+
+class PageSetSeedPassphrase : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit  PageSetSeedPassphrase(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+
+private:
+    Ui::PageSetSeedPassphrase *ui;
+
+    WizardFields *m_fields;
+};
+
+
+#endif //FEATHER_PAGESETSEEDPASSPHRASE_H

src/wizard/PageSetSeedPassphrase.ui

@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageSetSeedPassphrase</class>
+ <widget class="QWizardPage" name="PageSetSeedPassphrase">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>710</width>
+    <height>524</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>You may extend your seed with a passphrase.</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="label_2">
+     <property name="text">
+      <string>This is referred to as the &quot;seed offset passphrase&quot;, or simply seed passphrase.</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="label_3">
+     <property name="text">
+      <string>Your seed and seed passphrase are both required to restore your wallet.</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLineEdit" name="linePassphrase"/>
+   </item>
+   <item>
+    <widget class="QLabel" name="label_4">
+     <property name="text">
+      <string>Note that this is NOT your wallet password.</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="label_5">
+     <property name="text">
+      <string>If you do not know what this is, leave this field empty.</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/PageWalletRestoreSeed.cpp

@@ -61,6 +61,7 @@ PageWalletRestoreSeed::PageWalletRestoreSeed(WizardFields *fields, QWidget *pare
     this->onSeedTypeToggled();
 }
 
+
 void PageWalletRestoreSeed::onSeedTypeToggled() {
     if (ui->radio16->isChecked()) {
         m_mode = &m_polyseed;
@@ -140,6 +141,11 @@ bool PageWalletRestoreSeed::validatePage() {
 
     Seed _seed = Seed(m_fields->seedType, seedSplit, constants::networkType);
 
+    if (_seed.encrypted) {
+        QMessageBox::warning(this, "Encrypted seed", QString("This seed is encrypted. Encrypted seeds are not supported"));
+        return false;
+    }
+
     if (!_seed.errorString.isEmpty()) {
         QMessageBox::warning(this, "Invalid seed", QString("Invalid seed:\n\n%1").arg(_seed.errorString));
         ui->seedEdit->setStyleSheet(errStyle);

src/wizard/PageWalletSeed.cpp

@@ -8,6 +8,9 @@
 #include "Seed.h"
 
 #include <QMessageBox>
+#include <QLineEdit>
+#include <QCheckBox>
+#include <QDialogButtonBox>
 
 PageWalletSeed::PageWalletSeed(WizardFields *fields, QWidget *parent)
     : QWizardPage(parent)
@@ -32,6 +35,7 @@ PageWalletSeed::PageWalletSeed(WizardFields *fields, QWidget *parent)
     connect(ui->btnCopy, &QPushButton::clicked, [this]{
         Utils::copyToClipboard(m_seed.mnemonic.join(" "));
     });
+    connect(ui->btnOptions, &QPushButton::clicked, this, &PageWalletSeed::onOptionsClicked);
 }
 
 void PageWalletSeed::initializePage() {
@@ -89,7 +93,26 @@ void PageWalletSeed::displaySeed(const QString &seed){
     ui->seedWord16->setText(seedSplit[15]);
 }
 
+void PageWalletSeed::onOptionsClicked() {
+    QDialog dialog(this);
+    QVBoxLayout layout;
+    QCheckBox checkbox("Extend this seed with a passphrase");
+    checkbox.setChecked(m_fields->seedOffsetPassphraseEnabled);
+    layout.addWidget(&checkbox);
+    QDialogButtonBox buttons(QDialogButtonBox::Ok);
+    layout.addWidget(&buttons);
+    dialog.setLayout(&layout);
+    connect(&buttons, &QDialogButtonBox::accepted, [&dialog]{
+        dialog.close();
+    });
+    dialog.exec();
+    m_fields->seedOffsetPassphraseEnabled = checkbox.isChecked();
+}
+
 int PageWalletSeed::nextId() const {
+    if (m_fields->seedOffsetPassphraseEnabled) {
+        return WalletWizard::Page_SetSeedPassphrase;
+    }
     return WalletWizard::Page_WalletFile;
 }
 

src/wizard/PageWalletSeed.h

@@ -31,6 +31,7 @@ public slots:
 private:
     void seedRoulette(int count);
     void generateSeed();
+    void onOptionsClicked();
 
 signals:
     void createWallet();

src/wizard/PageWalletSeed.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>654</width>
-    <height>594</height>
+    <width>777</width>
+    <height>658</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -129,16 +129,6 @@
           </property>
          </widget>
         </item>
-        <item>
-         <widget class="QLabel" name="label_16">
-          <property name="text">
-           <string>Please take note that mnemonic seeds now consist of 16 words instead of 14.</string>
-          </property>
-          <property name="wordWrap">
-           <bool>true</bool>
-          </property>
-         </widget>
-        </item>
         <item>
          <widget class="QLabel" name="label_12">
           <property name="text">
@@ -891,6 +881,9 @@
      </layout>
     </widget>
    </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_21"/>
+   </item>
    <item>
     <spacer name="verticalSpacer_2">
      <property name="orientation">
@@ -906,6 +899,13 @@
    </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QPushButton" name="btnOptions">
+       <property name="text">
+        <string>Options</string>
+       </property>
+      </widget>
+     </item>
      <item>
       <spacer name="horizontalSpacer">
        <property name="orientation">

src/wizard/WalletWizard.cpp

@@ -13,6 +13,7 @@
 #include "PageWalletRestoreKeys.h"
 #include "PageSetPassword.h"
 #include "PageSetRestoreHeight.h"
+#include "PageSetSeedPassphrase.h"
 #include "PageHardwareDevice.h"
 #include "PageNetworkTor.h"
 #include "constants.h"
@@ -37,6 +38,7 @@ WalletWizard::WalletWizard(QWidget *parent)
     auto createWallet = new PageWalletFile(&m_wizardFields , this);
     auto createWalletSeed = new PageWalletSeed(&m_wizardFields, this);
     auto walletSetPasswordPage = new PageSetPassword(&m_wizardFields, this);
+    auto walletSetSeedPassphrasePage = new PageSetSeedPassphrase(&m_wizardFields, this);
     setPage(Page_Menu, menuPage);
     setPage(Page_WalletFile, createWallet);
     setPage(Page_OpenWallet, openWalletPage);
@@ -48,6 +50,7 @@ WalletWizard::WalletWizard(QWidget *parent)
     setPage(Page_WalletRestoreKeys, new PageWalletRestoreKeys(&m_wizardFields, this));
     setPage(Page_SetRestoreHeight, new PageSetRestoreHeight(&m_wizardFields, this));
     setPage(Page_HardwareDevice, new PageHardwareDevice(&m_wizardFields, this));
+    setPage(Page_SetSeedPassphrase, walletSetSeedPassphrasePage);
 
     setStartId(Page_Menu);
 
@@ -79,6 +82,10 @@ WalletWizard::WalletWizard(QWidget *parent)
     });
 }
 
+void WalletWizard::resetFields() {
+    m_wizardFields = {};
+}
+
 void WalletWizard::onCreateWallet() {
     auto walletPath = QString("%1/%2").arg(m_wizardFields.walletDir, m_wizardFields.walletName);
 
@@ -127,4 +134,4 @@ void WalletWizard::onCreateWallet() {
     }
 
     emit createWallet(m_wizardFields.seed, walletPath, m_wizardFields.password, m_wizardFields.seedLanguage, m_wizardFields.seedOffsetPassphrase);
-}
+}

src/wizard/WalletWizard.h

@@ -31,6 +31,7 @@ struct WizardFields {
     QString walletName;
     QString walletDir;
     Seed seed;
+    bool seedOffsetPassphraseEnabled = false;
     QString seedOffsetPassphrase;
     QString seedLanguage = constants::seedLanguage;
     QString password;
@@ -42,6 +43,9 @@ struct WizardFields {
     int restoreHeight = 0;
     Seed::Type seedType;
     DeviceType deviceType;
+
+    WizardFields(): deviceType(DeviceType::LEDGER), mode(WizardMode::CreateWallet),
+    seedType(Seed::POLYSEED), seedOffsetPassphraseEnabled(false), restoreHeight(0) {}
 };
 
 class WalletWizard : public QWizard
@@ -53,6 +57,7 @@ public:
         Page_Menu,
         Page_WalletFile,
         Page_CreateWalletSeed,
+        Page_SetSeedPassphrase,
         Page_SetPasswordPage,
         Page_OpenWallet,
         Page_Network,
@@ -64,6 +69,7 @@ public:
     };
 
     explicit WalletWizard(QWidget *parent = nullptr);
+    void resetFields();
 
 signals:
     void initialNetworkConfigured();