Implement GUI to import KeePass 1 databases.

Closes #2

src/CMakeLists.txt

@@ -68,6 +68,7 @@ set(keepassx_SOURCES
     gui/GroupModel.cpp
     gui/GroupView.cpp
     gui/IconModels.cpp
+    gui/KeePass1OpenDialog.cpp
     gui/MainWindow.cpp
     keys/CompositeKey.cpp
     keys/FileKey.cpp

src/format/KeePass1Reader.cpp

@@ -235,15 +235,9 @@ Database* KeePass1Reader::readDatabase(QIODevice* device, const QString& passwor
     return db.take();
 }
 
-Database* KeePass1Reader::readDatabase(const QString& filename, const QString& password,
+Database* KeePass1Reader::readDatabase(QIODevice* device, const QString& password,
                                        const QString& keyfileName)
 {
-    QFile dbFile(filename);
-    if (!dbFile.open(QFile::ReadOnly)) {
-        raiseError(dbFile.errorString());
-        return 0;
-    }
-
     QScopedPointer<QFile> keyFile;
     if (!keyfileName.isEmpty()) {
         keyFile.reset(new QFile(keyfileName));
@@ -253,14 +247,28 @@ Database* KeePass1Reader::readDatabase(const QString& filename, const QString& p
         }
     }
 
-    QScopedPointer<Database> db(readDatabase(&dbFile, password, keyFile.data()));
+    QScopedPointer<Database> db(readDatabase(device, password, keyFile.data()));
+
+    return db.take();
+}
+
+Database* KeePass1Reader::readDatabase(const QString& filename, const QString& password,
+                                       const QString& keyfileName)
+{
+    QFile dbFile(filename);
+    if (!dbFile.open(QFile::ReadOnly)) {
+        raiseError(dbFile.errorString());
+        return 0;
+    }
+
+    Database* db = readDatabase(&dbFile, password, keyfileName);
 
     if (dbFile.error() != QFile::NoError) {
         raiseError(dbFile.errorString());
         return 0;
     }
 
-    return db.take();
+    return db;
 }
 
 bool KeePass1Reader::hasError()

src/format/KeePass1Reader.h

@@ -36,6 +36,8 @@ public:
     KeePass1Reader();
     Database* readDatabase(QIODevice* device, const QString& password,
                            QIODevice* keyfileDevice);
+    Database* readDatabase(QIODevice* device, const QString& password,
+                           const QString& keyfileName);
     Database* readDatabase(const QString& filename, const QString& password,
                            const QString& keyfileName);
     bool hasError();

src/gui/DatabaseOpenDialog.cpp

@@ -26,7 +26,7 @@
 #include "keys/FileKey.h"
 #include "keys/PasswordKey.h"
 
-DatabaseOpenDialog::DatabaseOpenDialog(QFile* file, QString filename, QWidget* parent)
+DatabaseOpenDialog::DatabaseOpenDialog(QFile* file, const QString& filename, QWidget* parent)
     : QDialog(parent)
     , m_ui(new Ui::DatabaseOpenDialog())
     , m_db(0)

src/gui/DatabaseOpenDialog.h

@@ -35,25 +35,28 @@ class DatabaseOpenDialog : public QDialog
     Q_OBJECT
 
 public:
-    explicit DatabaseOpenDialog(QFile* file, QString filename, QWidget* parent = 0);
+    DatabaseOpenDialog(QFile* file, const QString& filename, QWidget* parent = 0);
     ~DatabaseOpenDialog();
     Database* database();
     void enterKey(const QString& pw, const QString& keyFile);
 
+protected Q_SLOTS:
+    virtual void openDatabase();
+
 private Q_SLOTS:
-    void openDatabase();
     void togglePassword(bool checked);
     void activatePassword();
     void activateKeyFile();
     void setOkButtonEnabled();
     void browseKeyFile();
 
-private:
+protected:
     const QScopedPointer<Ui::DatabaseOpenDialog> m_ui;
     Database* m_db;
     QFile* const m_file;
     const QString m_filename;
 
+private:
     Q_DISABLE_COPY(DatabaseOpenDialog)
 };
 

src/gui/DatabaseTabWidget.cpp

@@ -24,11 +24,12 @@
 #include "core/Database.h"
 #include "core/Group.h"
 #include "core/Metadata.h"
-#include "gui/DatabaseWidget.h"
-#include "gui/FileDialog.h"
-#include "gui/EntryView.h"
-#include "gui/GroupView.h"
 #include "gui/DatabaseOpenDialog.h"
+#include "gui/DatabaseWidget.h"
+#include "gui/EntryView.h"
+#include "gui/FileDialog.h"
+#include "gui/GroupView.h"
+#include "gui/KeePass1OpenDialog.h"
 
 DatabaseManagerStruct::DatabaseManagerStruct()
     : file(0)
@@ -115,6 +116,30 @@ void DatabaseTabWidget::openDatabaseDialog(const QString& pw, const QString& key
     }
 }
 
+void DatabaseTabWidget::importKeePass1Database()
+{
+    QString fileName = fileDialog()->getOpenFileName(this, tr("Open KeePass 1 database"), QString(),
+            tr("KeePass 1 database") + " (*.kdb);;" + tr("All files (*)"));
+
+    if (fileName.isEmpty()) {
+        return;
+    }
+
+    QScopedPointer<QFile> file(new QFile(fileName));
+    // TODO: error handling
+    if (!file->open(QIODevice::ReadOnly)) {
+        return;
+    }
+
+    m_curDbStruct.modified = true;
+
+    m_curKeyDialog = new KeePass1OpenDialog(file.take(), fileName, m_window);
+    connect(m_curKeyDialog, SIGNAL(accepted()), SLOT(openDatabaseRead()));
+    connect(m_curKeyDialog, SIGNAL(rejected()), SLOT(openDatabaseCleanup()));
+    m_curKeyDialog->setModal(true);
+    m_curKeyDialog->show();
+}
+
 void DatabaseTabWidget::openDatabaseRead()
 {
     Database* db = m_curKeyDialog->database();

src/gui/DatabaseTabWidget.h

@@ -56,6 +56,7 @@ public:
 public Q_SLOTS:
     void newDatabase();
     void openDatabase();
+    void importKeePass1Database();
     void saveDatabase(int index = -1);
     void saveDatabaseAs(int index = -1);
     bool closeDatabase(int index = -1);

src/gui/KeePass1OpenDialog.cpp

@@ -0,0 +1,67 @@
+/*
+ *  Copyright (C) 2012 Felix Geyer <debfx@fobos.de>
+ *
+ *  This program 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 2 or (at your option)
+ *  version 3 of the License.
+ *
+ *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "KeePass1OpenDialog.h"
+
+#include <QtCore/QFile>
+#include <QtCore/QFileInfo>
+#include <QtGui/QMessageBox>
+
+#include "ui_DatabaseOpenDialog.h"
+#include "core/Database.h"
+#include "core/Metadata.h"
+#include "format/KeePass1Reader.h"
+
+KeePass1OpenDialog::KeePass1OpenDialog(QFile* file, const QString& filename, QWidget* parent)
+    : DatabaseOpenDialog(file, filename, parent)
+{
+    setWindowTitle(tr("Import KeePass1 database"));
+}
+
+KeePass1OpenDialog::~KeePass1OpenDialog()
+{
+    delete m_file;
+}
+
+void KeePass1OpenDialog::openDatabase()
+{
+    KeePass1Reader reader;
+
+    QString password;
+    QString keyFileName;
+
+    if (m_ui->checkPassword->isChecked()) {
+        password = m_ui->editPassword->text();
+    }
+
+    if (m_ui->checkKeyFile->isChecked()) {
+        keyFileName = m_ui->comboKeyFile->currentText();
+    }
+
+    m_file->reset();
+    m_db = reader.readDatabase(m_file, password, keyFileName);
+
+    if (m_db) {
+        m_db->metadata()->setName(QFileInfo(m_filename).completeBaseName());
+        accept();
+    }
+    else {
+        QMessageBox::warning(this, tr("Error"), tr("Unable to open the database.\n%1")
+                             .arg(reader.errorString()));
+        m_ui->editPassword->clear();
+    }
+}

src/gui/KeePass1OpenDialog.h

@@ -0,0 +1,33 @@
+/*
+ *  Copyright (C) 2012 Felix Geyer <debfx@fobos.de>
+ *
+ *  This program 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 2 or (at your option)
+ *  version 3 of the License.
+ *
+ *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef KEEPASSX_KEEPASS1OPENDIALOG_H
+#define KEEPASSX_KEEPASS1OPENDIALOG_H
+
+#include "gui/DatabaseOpenDialog.h"
+
+class KeePass1OpenDialog : public DatabaseOpenDialog
+{
+public:
+    explicit KeePass1OpenDialog(QFile* file, const QString& filename, QWidget* parent = 0);
+    ~KeePass1OpenDialog();
+
+protected:
+    void openDatabase();
+};
+
+#endif // KEEPASSX_KEEPASS1OPENDIALOG_H

src/gui/MainWindow.cpp

@@ -58,20 +58,24 @@ MainWindow::MainWindow()
             SLOT(changeMasterKey()));
     connect(m_ui->actionChangeDatabaseSettings, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(changeDatabaseSettings()));
+    connect(m_ui->actionImportKeePass1, SIGNAL(triggered()), m_ui->tabWidget,
+            SLOT(importKeePass1Database()));
+    connect(m_ui->actionQuit, SIGNAL(triggered()), SLOT(close()));
+    connect(m_ui->actionAbout, SIGNAL(triggered()), SLOT(showAboutDialog()));
+
     connect(m_ui->actionEntryNew, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(createEntry()));
     connect(m_ui->actionEntryEdit, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(editEntry()));
     connect(m_ui->actionEntryDelete, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(deleteEntry()));
+
     connect(m_ui->actionGroupNew, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(createGroup()));
     connect(m_ui->actionGroupEdit, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(editGroup()));
     connect(m_ui->actionGroupDelete, SIGNAL(triggered()), m_ui->tabWidget,
             SLOT(deleteGroup()));
-    connect(m_ui->actionQuit, SIGNAL(triggered()), SLOT(close()));
-    connect(m_ui->actionAbout, SIGNAL(triggered()), SLOT(showAboutDialog()));
 }
 
 MainWindow::~MainWindow()

src/gui/MainWindow.ui

@@ -52,6 +52,8 @@
     <addaction name="actionChangeMasterKey"/>
     <addaction name="actionChangeDatabaseSettings"/>
     <addaction name="separator"/>
+    <addaction name="actionImportKeePass1"/>
+    <addaction name="separator"/>
     <addaction name="actionQuit"/>
    </widget>
    <widget class="QMenu" name="menuHelp">
@@ -209,6 +211,11 @@
     <string>Database settings</string>
    </property>
   </action>
+  <action name="actionImportKeePass1">
+   <property name="text">
+    <string>Import KeePass 1 database</string>
+   </property>
+  </action>
  </widget>
  <customwidgets>
   <customwidget>