Starts implementation of certificate import/export.

5 files changed, 320 insertions, 0 deletions

diff --git a/src/certificateiodialog.cpp b/src/certificateiodialog.cpp
new file mode 100644
index 0000000..8c9fcd5
--- /dev/null
+++ b/src/certificateiodialog.cpp
@@ -0,0 +1,126 @@
+#include "certificateiodialog.hpp"
+#include "ui_certificateiodialog.h"
+
+#include <QFileDialog>
+#include <QPushButton>
+#include <QSsl>
+
+CertificateIoDialog::CertificateIoDialog(QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::CertificateIoDialog)
+{
+    ui->setupUi(this);
+
+    this->ui->key_type->clear();
+    this->ui->key_type->addItem("RSA", QVariant::fromValue<int>(QSsl::Rsa));
+    this->ui->key_type->addItem("ECDSA", QVariant::fromValue<int>(QSsl::Ec));
+
+    this->updateUI();
+}
+
+CertificateIoDialog::~CertificateIoDialog()
+{
+    delete ui;
+}
+
+void CertificateIoDialog::setIoMode(CertificateIoDialog::IoMode mode)
+{
+    this->current_mode = mode;
+    if(mode == Export) {
+        this->setWindowTitle(tr("Export Certificate"));
+    } else {
+        this->setWindowTitle(tr("Import Certificate"));
+    }
+    this->ui->key_type->setEnabled(mode == Import);
+    this->updateUI();
+}
+
+QSsl::KeyAlgorithm CertificateIoDialog::keyAlgorithm() const
+{
+    return QSsl::KeyAlgorithm(this->ui->key_type->currentData().toInt());
+}
+
+void CertificateIoDialog::setKeyAlgorithm(QSsl::KeyAlgorithm alg)
+{
+    this->ui->key_type->setCurrentIndex(-1);
+    for(int i = 0; i< this->ui->key_type->count(); i++) {
+        if(this->ui->key_type->itemData(i).toInt() == int(alg)) {
+            this->ui->key_type->setCurrentIndex(i);
+            break;
+        }
+    }
+}
+
+QString CertificateIoDialog::keyFileName() const
+{
+    return this->ui->key_file_name->text();
+}
+
+QString CertificateIoDialog::certificateFileName() const
+{
+    return this->ui->certificate_file_name->text();
+}
+
+void CertificateIoDialog::on_select_certificate_file_button_clicked()
+{
+    QFileDialog dialog { this };
+
+    dialog.setNameFilter("Certificate File(*.pem *.der)");
+    dialog.setAcceptMode((this->current_mode == Export) ? QFileDialog::AcceptSave : QFileDialog::AcceptOpen);
+    dialog.selectFile(this->ui->certificate_file_name->text());
+
+    if(dialog.exec() != QDialog::Accepted)
+        return;
+
+    this->ui->certificate_file_name->setText(dialog.selectedFiles().first());
+
+    this->updateUI();
+}
+
+void CertificateIoDialog::on_select_key_file_button_clicked()
+{
+    QFileDialog dialog { this };
+
+    dialog.setNameFilter("Certificate File(*.pem *.der)");
+    dialog.setAcceptMode((this->current_mode == Export) ? QFileDialog::AcceptSave : QFileDialog::AcceptOpen);
+    dialog.selectFile(this->ui->key_file_name->text());
+
+    if(dialog.exec() != QDialog::Accepted)
+        return;
+
+    this->ui->key_file_name->setText(dialog.selectedFiles().first());
+
+    this->updateUI();
+}
+
+void CertificateIoDialog::on_certificate_file_name_textChanged(const QString &arg1)
+{
+    Q_UNUSED(arg1)
+    this->updateUI();
+}
+
+void CertificateIoDialog::on_key_file_name_textChanged(const QString &arg1)
+{
+    Q_UNUSED(arg1)
+    this->updateUI();
+}
+
+void CertificateIoDialog::updateUI()
+{
+    QString cert_file_name = certificateFileName();
+    QString key_file_name = keyFileName();
+
+    bool ok = true;
+
+    ok &= (cert_file_name.endsWith(".pem") or cert_file_name.endsWith(".der"));
+    ok &= (key_file_name.endsWith(".pem") or key_file_name.endsWith(".der"));
+
+    ok &= (this->ui->key_type->currentIndex() >= 0);
+
+    if(current_mode == Import) {
+       ok &= QFile(cert_file_name).exists();
+       ok &= QFile(key_file_name).exists();
+    }
+
+    this->ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ok);
+}
diff --git a/src/certificateiodialog.hpp b/src/certificateiodialog.hpp
new file mode 100644
index 0000000..590b282
--- /dev/null
+++ b/src/certificateiodialog.hpp
@@ -0,0 +1,50 @@
+#ifndef CERTIFICATEIODIALOG_HPP
+#define CERTIFICATEIODIALOG_HPP
+
+#include <QDialog>
+#include <QSsl>
+
+namespace Ui {
+class CertificateIoDialog;
+}
+
+class CertificateIoDialog : public QDialog
+{
+    Q_OBJECT
+public:
+    enum IoMode {
+        Import,
+        Export
+    };
+public:
+    explicit CertificateIoDialog(QWidget *parent = nullptr);
+    ~CertificateIoDialog();
+
+    IoMode mode() const { return this->current_mode; }
+    void setIoMode(IoMode mode);
+
+    QSsl::KeyAlgorithm keyAlgorithm() const;
+    void setKeyAlgorithm(QSsl::KeyAlgorithm alg);
+
+    QString keyFileName() const;
+    QString certificateFileName() const;
+
+private slots:
+    void on_select_certificate_file_button_clicked();
+
+    void on_select_key_file_button_clicked();
+
+    void on_certificate_file_name_textChanged(const QString &arg1);
+
+    void on_key_file_name_textChanged(const QString &arg1);
+
+private:
+    void updateUI();
+
+private:
+    Ui::CertificateIoDialog *ui;
+
+    IoMode current_mode;
+};
+
+#endif // CERTIFICATEIODIALOG_HPP
diff --git a/src/certificateiodialog.ui b/src/certificateiodialog.ui
new file mode 100644
index 0000000..074df28
--- /dev/null
+++ b/src/certificateiodialog.ui
@@ -0,0 +1,127 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CertificateIoDialog</class>
+ <widget class="QDialog" name="CertificateIoDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>411</width>
+    <height>160</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <layout class="QFormLayout" name="formLayout">
+     <item row="0" column="0">
+      <widget class="QLabel" name="label_3">
+       <property name="text">
+        <string>Key Type</string>
+       </property>
+      </widget>
+     </item>
+     <item row="0" column="1">
+      <widget class="QComboBox" name="key_type">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="editable">
+        <bool>false</bool>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="0">
+      <widget class="QLabel" name="label_2">
+       <property name="text">
+        <string>Key File</string>
+       </property>
+      </widget>
+     </item>
+     <item row="1" column="1">
+      <layout class="QHBoxLayout" name="horizontalLayout">
+       <item>
+        <widget class="QLineEdit" name="key_file_name"/>
+       </item>
+       <item>
+        <widget class="QToolButton" name="select_key_file_button">
+         <property name="text">
+          <string>...</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item row="2" column="0">
+      <widget class="QLabel" name="label">
+       <property name="text">
+        <string>Certificate File</string>
+       </property>
+      </widget>
+     </item>
+     <item row="2" column="1">
+      <layout class="QHBoxLayout" name="horizontalLayout_2">
+       <item>
+        <widget class="QLineEdit" name="certificate_file_name"/>
+       </item>
+       <item>
+        <widget class="QToolButton" name="select_certificate_file_button">
+         <property name="text">
+          <string>...</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>CertificateIoDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>CertificateIoDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
diff --git a/src/certificatemanagementdialog.cpp b/src/certificatemanagementdialog.cpp
index 9b8b095..affb569 100644
--- a/src/certificatemanagementdialog.cpp
+++ b/src/certificatemanagementdialog.cpp
@@ -4,6 +4,7 @@
 #include "kristall.hpp"
 
 #include "newidentitiydialog.hpp"
+#include "certificateiodialog.hpp"
 
 #include <QCryptographicHash>
 #include <QMessageBox>
@@ -130,12 +131,25 @@ void CertificateManagementDialog::on_delete_cert_button_clicked()
 
 void CertificateManagementDialog::on_export_cert_button_clicked()
 {
+    if(this->selected_identity == nullptr)
+        return;
+    CertificateIoDialog dialog { this };
+
+    dialog.setKeyAlgorithm(this->selected_identity->private_key.algorithm());
+    dialog.setIoMode(CertificateIoDialog::Export);
 
+    if(dialog.exec() != QDialog::Accepted)
+        return;
 }
 
 void CertificateManagementDialog::on_import_cert_button_clicked()
 {
+    CertificateIoDialog dialog { this };
 
+    dialog.setIoMode(CertificateIoDialog::Import);
+
+    if(dialog.exec() != QDialog::Accepted)
+        return;
 }
 
 void CertificateManagementDialog::on_create_cert_button_clicked()
diff --git a/src/kristall.pro b/src/kristall.pro
index 667677a..d74bfad 100644
--- a/src/kristall.pro
+++ b/src/kristall.pro
@@ -48,6 +48,7 @@ SOURCES += \
     abouthandler.cpp \
     browsertab.cpp \
     certificatehelper.cpp \
+    certificateiodialog.cpp \
     certificatemanagementdialog.cpp \
     certificateselectiondialog.cpp \
     cryptoidentity.cpp \
@@ -85,6 +86,7 @@ HEADERS += \
     abouthandler.hpp \
     browsertab.hpp \
     certificatehelper.hpp \
+    certificateiodialog.hpp \
     certificatemanagementdialog.hpp \
     certificateselectiondialog.hpp \
     cryptoidentity.hpp \
@@ -119,6 +121,7 @@ HEADERS += \
 
 FORMS += \
     browsertab.ui \
+    certificateiodialog.ui \
     certificatemanagementdialog.ui \
     certificateselectiondialog.ui \
     mainwindow.ui \