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/*
* $Id: ConnectionEditorDialog.cpp 120 2012-03-08 04:57:41Z werner $
*
* File: ConnectionEditorDialog.cpp
* Author: Werner Jaeger
*
* Created on July 18, 2010, 1:09 PM
*
* Copyright 2010 Werner Jaeger.
*
* 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 3 of the License, or
* (at your option) any later version.
*
* 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 <QInputDialog>
#include <QMessageBox>
#include <QFile>
#include "conf/ConfWriter.h"
#include "models/ConnectionsModel.h"
#include "settings/ConnectionSettings.h"
#include "settings/Preferences.h"
#include "util/GlobalFunctions.h"
#include "ConnectionSettingsDialog.h"
#include "ConnectionEditorDialog.h"
#include "PreferencesEditorDialog.h"
ConnectionEditorDialog::ConnectionEditorDialog(QWidget* pParent) : QDialog(pParent), m_pConnectionsModel(new ConnectionsModel()), m_pConnectionSettings(new ConnectionSettings())
{
m_Widget.setupUi(this);
m_Widget.m_pConnections->setModel(m_pConnectionsModel);
m_Widget.m_pConnections->horizontalHeader()->setStretchLastSection(true);
m_Widget.m_pConnections->setSelectionBehavior(QAbstractItemView::SelectRows);
connect(m_Widget.m_pPreferencesCommandLinkButton, SIGNAL(clicked()), this, SLOT(editPreferences()));
connect(m_Widget.m_pAdd, SIGNAL(clicked()), SLOT(addConnection()));
connect(m_Widget.m_pEdit, SIGNAL(clicked()), SLOT(editConnection()));
connect(m_Widget.m_pDelete, SIGNAL(clicked()), SLOT(removeConnection()));
connect(m_Widget.m_pButtonBox, SIGNAL(helpRequested()), SLOT(onHelpRequested()));
if (m_pConnectionsModel->rowCount() > 0)
m_Widget.m_pConnections->setCurrentIndex(m_pConnectionsModel->index(0, 0));
else
enableDeleteAndEdit(false);
m_Widget.m_pConnections->setFocus();
m_pConnectionSettings->clearChanged();
}
ConnectionEditorDialog::~ConnectionEditorDialog()
{
delete m_pConnectionsModel;
delete m_pConnectionSettings;
}
void ConnectionEditorDialog::onHelpRequested() const
{
::showHelp("Installing_L2TP_over_IPsec_VPN_Manager");
}
void ConnectionEditorDialog::accept()
{
if (m_pConnectionSettings->hasChanged())
{
applySettings(m_pConnectionsModel, m_pConnectionSettings, windowTitle(), m_Widget.m_pConnections);
m_pConnectionSettings->clearChanged();
}
QDialog::accept();
}
void ConnectionEditorDialog::reject()
{
if (m_pConnectionSettings->hasChanged())
{
applySettings(m_pConnectionsModel, m_pConnectionSettings, windowTitle(), m_Widget.m_pConnections);
m_pConnectionSettings->clearChanged();
}
QDialog::reject();
}
bool ConnectionEditorDialog::applySettings(ConnectionsModel* pConnectionsModel, ConnectionSettings* pConnectionSettings, const QString strMsgBoxTitle, QWidget* pFocus)
{
const OpenSSLSettings openSSLSettings(Preferences().openSSLSettings());
const int iConnections(pConnectionSettings->connections());
bool fRet(true);
if (iConnections > 0)
{
if (pConnectionsModel->isWriteable())
{
if (pFocus)
QMessageBox::information(NULL, strMsgBoxTitle, tr("You need to reconnect for your changes to take effect!"));
fRet = ConfWriter::write(ConfWriter::IPsec);
if (fRet) fRet = ConfWriter::write(ConfWriter::IPsecSECRET);
if (fRet) fRet = ConfWriter::write(ConfWriter::L2TP);
for (int i = 0; fRet && i < iConnections; i++)
{
const QString strConnectionName(pConnectionSettings->connection(i));
fRet = ConfWriter::write(ConfWriter::PPP, strConnectionName);
if (fRet)
{
const QString strDNSConfInstance(QCoreApplication::instance()->objectName() + "-" +strConnectionName);
const QString strDNSConfFile(ConfWriter::fileName(ConfWriter::PPPDNSCONF, strDNSConfInstance));
const PppIpSettings ipSettings(pConnectionSettings->pppSettings(strConnectionName).ipSettings());
if (ipSettings.usePeerDns() || (ipSettings.alternateDnsServerAddress().isEmpty() && ipSettings.preferredDnsServerAddress().isEmpty() && ipSettings.searchDomains().isEmpty()))
{
if (QFile::exists(strDNSConfFile))
QFile::remove(strDNSConfFile);
}
else
fRet = ConfWriter::write(ConfWriter::PPPDNSCONF, strDNSConfInstance);
}
}
if (fRet) fRet = ConfWriter::write(ConfWriter::PPPUPSCRIPT);
if (fRet) fRet = ConfWriter::write(ConfWriter::PPPDOWNSCRIPT);
if (fRet) fRet = ConfWriter::write(ConfWriter::GETIPSECINFO);
if (fRet) fRet = ConfWriter::write(ConfWriter::RSYSLOG);
if (fRet)
{
if (openSSLSettings.enginePath().isEmpty() || openSSLSettings.pkcs11Path().isEmpty() || openSSLSettings.engineId().isEmpty())
{
const QString strOpenSSLConfFile(ConfWriter::fileName(ConfWriter::OPENSSL));
if (QFile::exists(strOpenSSLConfFile))
QFile::remove(strOpenSSLConfFile);
}
else
fRet = ConfWriter::write(ConfWriter::OPENSSL);
}
}
else
{
if (pFocus)
QMessageBox::critical(NULL, tr("Apply settings"), tr("You do not have the permission to apply settings"));
fRet = false;
}
}
if (pFocus)
pFocus->setFocus();
return(fRet);
}
void ConnectionEditorDialog::editPreferences()
{
PreferencesEditorDialog preferences;
preferences.exec();
m_Widget.m_pConnections->setFocus();
}
void ConnectionEditorDialog::addConnection()
{
if (m_pConnectionsModel->isWriteable())
{
const QString strTitle(tr("New Connection"));
QString strName("");
bool fOk = true;
ConnectionsModel::Result result(ConnectionsModel::InvalidName);
while (fOk && result != ConnectionsModel::Ok)
{
strName = QInputDialog::getText(this, strTitle, tr("Connection name:"), QLineEdit::Normal, strName, &fOk);
if (fOk)
{
const int iRow = m_pConnectionsModel->rowCount();
result = m_pConnectionsModel->addRow(strName);
switch (result)
{
case ConnectionsModel::Ok:
m_Widget.m_pConnections->setCurrentIndex(m_pConnectionsModel->index(iRow, 0));
enableDeleteAndEdit(true);
emit connectionAdded(strName);
break;
case ConnectionsModel::DuplicateName:
QMessageBox::critical(this, strTitle, tr("A connection with name '%1' already exists").arg(strName));
break;
case ConnectionsModel::InvalidName:
QMessageBox::critical(this, strTitle, tr("The provided name '%1' contains invalid characters.\n\nName must start with a letter and may contain only letters, digits, periods, underscores, and hyphens.\nMaximum length is 30.").arg(strName));
break;
default:
break;
}
}
}
}
else
QMessageBox::critical(this, tr("New Connection"), tr("You do not have the permission to add a connection"));
m_Widget.m_pConnections->setFocus();
}
void ConnectionEditorDialog::editConnection()
{
if (m_pConnectionsModel->isWriteable())
{
const QModelIndex index = m_Widget.m_pConnections->currentIndex();
if (index.row() >= 0)
{
const QString strName = m_pConnectionsModel->data(index, Qt::DisplayRole).toString();
ConnectionSettingsDialog settings(strName);
settings.exec();
}
}
else
QMessageBox::critical(this, tr("Edit Connection"), tr("You do not have the permission to edit a connection"));
m_Widget.m_pConnections->setFocus();
}
void ConnectionEditorDialog::removeConnection()
{
if (m_pConnectionsModel->isWriteable())
{
const QModelIndex index = m_Widget.m_pConnections->currentIndex();
if (index.row() >= 0)
{
const QString strName = m_pConnectionsModel->data(index, Qt::DisplayRole).toString();
if (QMessageBox::question(this, tr("Delete Connection"), tr("Are you sure you wish to delete the connection '%1'?").arg(strName), QMessageBox::Yes | QMessageBox::No, QMessageBox::No) == QMessageBox::Yes)
{
if (m_pConnectionsModel->removeRow(index.row()))
{
const int iRows = m_pConnectionsModel->rowCount();
if (index.row() < iRows)
m_Widget.m_pConnections->setCurrentIndex(m_pConnectionsModel->index(index.row(), 0));
else if (iRows > 0)
m_Widget.m_pConnections->setCurrentIndex(m_pConnectionsModel->index(index.row() - 1, 0));
enableDeleteAndEdit(iRows > 0);
emit connectionRemoved(strName);
}
}
}
}
else
QMessageBox::critical(this, tr("Delete Connection"), tr("You do not have the permission to remmove a connection"));
m_Widget.m_pConnections->setFocus();
}
void ConnectionEditorDialog::enableDeleteAndEdit(bool fEnable)
{
m_Widget.m_pDelete->setEnabled(fEnable);
m_Widget.m_pEdit->setEnabled(fEnable);
}
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