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installer-prompt/src/installerprompt.cpp

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/*
* Copyright (C) 2022-2023 Lubuntu Developers <lubuntu-devel@lists.ubuntu.com>
* Copyright (C) 2024 Kubuntu Developers <kubuntu-devel@lists.ubuntu.com>
* Authored by: Simon Quigley <tsimonq2@lubuntu.me>
* Aaron Rainbolt <arraybolt3@lubuntu.me>
*
* This 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, version 3 of the License.
*
* This 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.
*/
#include <NetworkManagerQt/ConnectionSettings>
#include <NetworkManagerQt/Manager>
#include <NetworkManagerQt/Device>
#include <NetworkManagerQt/Ipv4Setting>
#include <NetworkManagerQt/Ipv6Setting>
#include <NetworkManagerQt/WirelessDevice>
#include <NetworkManagerQt/WirelessNetwork>
#include <NetworkManagerQt/WirelessSecuritySetting>
#include <NetworkManagerQt/WirelessSetting>
#include <NetworkManagerQt/Settings>
#include <QProcess>
#include <QScreen>
#include <QTimer>
#include <QFile>
#include <QUuid>
#include <QDBusPendingReply>
#include "installerprompt.h"
#include "wifipassworddialog.h"
#include "languagechangedialog.h"
#include "warningdialog.h"
#include "connectionprogressdialog.h"
#include "./ui_installerprompt.h"
InstallerPrompt::InstallerPrompt(QWidget *parent)
: QMainWindow(parent)
, ui(new Ui::InstallerPrompt) {
ui->setupUi(this);
cpd = new ConnectionProgressDialog();
initLanguageComboBox();
connect(ui->tryLubuntu, &QPushButton::clicked, this, &InstallerPrompt::onTryClicked);
connect(ui->installLubuntu, &QPushButton::clicked, this, &InstallerPrompt::onInstallClicked);
connect(ui->languageComboBox, SIGNAL(activated(int)), this, SLOT(onLanguageSelected(int)));
connect(ui->networkComboBox, SIGNAL(activated(int)), this, SLOT(onNetworkSelected(int)));
auto nm = NetworkManager::notifier();
connect(nm, &NetworkManager::Notifier::deviceAdded, this, &InstallerPrompt::updateConnectionInfo);
connect(nm, &NetworkManager::Notifier::deviceRemoved, this, &InstallerPrompt::updateConnectionInfo);
connect(nm, &NetworkManager::Notifier::activeConnectionsChanged, this, &InstallerPrompt::updateConnectionInfo);
connect(nm, &NetworkManager::Notifier::wirelessEnabledChanged, this, &InstallerPrompt::updateConnectionInfo);
connect(nm, &NetworkManager::Notifier::activeConnectionAdded, this, &InstallerPrompt::updateConnectionInfo);
connect(nm, &NetworkManager::Notifier::connectivityChanged, this, &InstallerPrompt::updateConnectionInfo);
connect(nm, &NetworkManager::Notifier::primaryConnectionChanged, this, &InstallerPrompt::updateConnectionInfo);
QTimer *repeater = new QTimer();
connect(repeater, SIGNAL(timeout()), this, SLOT(updateConnectionInfo()));
repeater->start(15000);
updateConnectionInfo();
}
InstallerPrompt::~InstallerPrompt()
{
}
void InstallerPrompt::activateBackground()
{
// Set the background image and scale it
QImage image(":/background");
if (image.isNull()) {
WarningDialog::showWarning(tr("Background image cannot be loaded."));
return;
}
qreal imgRatio = static_cast<qreal>(image.width()) / image.height();
qreal screenRatio = static_cast<qreal>(this->width()) / this->height();
QImage scaled;
if (imgRatio < screenRatio) {
scaled = image.scaledToWidth(this->width(), Qt::SmoothTransformation);
int yGap = (scaled.height() - this->height()) / 2;
scaled = scaled.copy(0, yGap, scaled.width(), this->height());
} else {
scaled = image.scaledToHeight(this->height(), Qt::SmoothTransformation);
int xGap = (scaled.width() - this->width()) / 2;
scaled = scaled.copy(xGap, 0, this->width(), scaled.height());
}
QPixmap bg = QPixmap::fromImage(scaled);
QPalette palette;
palette.setBrush(QPalette::Window, bg);
this->setPalette(palette);
}
void InstallerPrompt::onTryClicked()
{
QApplication::quit();
}
void InstallerPrompt::onInstallClicked()
{
ui->tryLubuntu->setEnabled(false);
ui->installLubuntu->setEnabled(false);
ui->tryLubuntu->setToolTip("");
ui->installLubuntu->setToolTip("");
ui->languageComboBox->setEnabled(false);
QProcess *calamares = new QProcess(this);
calamares->setProgram("/usr/bin/sudo");
calamares->setArguments(QStringList() << "-E" << "calamares" << "-D8");
calamares->start();
// If Calamares exits, it either crashed or the user cancelled the installation. Exit the installer prompt (and start LXQt).
connect(calamares, SIGNAL(finished(int)), this, SLOT(onTryClicked()));
}
void InstallerPrompt::onLanguageSelected(int index)
{
QString selectedLanguage = ui->languageComboBox->itemText(index);
QString localeName = languageLocaleMap.value(selectedLanguage);
qDebug() << selectedLanguage << localeName;
// Split the locale name to get language and country code
QStringList localeParts = localeName.split('_');
QString languageCode = localeParts.value(0);
QString countryCode = localeParts.value(1);
// If there is no internet connection and we don't ship the langpack, tell them
QStringList allowedLanguages = {"zh-hans", "hi", "es", "fr", "ar", "en"};
bool only_lxqt = false;
if (!allowedLanguages.contains(languageCode) && NetworkManager::status() != NetworkManager::Status::Connected) {
only_lxqt = true;
}
// Some of the LibreOffice language packs need special-casing, do that here
QString libreOfficeLang;
if (localeParts[0] == "zh") {
libreOfficeLang = (countryCode == "CN" || countryCode == "SG" || countryCode == "MY") ? "zh-cn" : "zh-tw";
} else {
static const QMap<QString, QString> localeMap = {
{"en_GB", "en-gb"}, {"en_ZA", "en-za"}, {"pa_IN", "pa-in"}, {"pt_BR", "pt-br"}
};
libreOfficeLang = localeMap.value(localeParts.join('_'), languageCode);
}
// Construct the command to run the script with parameters
QProcess *process = new QProcess(this);
QStringList arguments;
process->setProgram("sudo");
arguments << "/usr/libexec/change-system-language" << languageCode << countryCode << libreOfficeLang;
if (only_lxqt) arguments << "1";
process->setArguments(arguments);
connect(process, &QProcess::errorOccurred, this, &InstallerPrompt::languageProcessError);
process->start();
LanguageChangeDialog lcd;
lcd.exec();
}
void InstallerPrompt::languageProcessError(QProcess::ProcessError error) {
qDebug() << "Process failed with error:" << error;
}
void InstallerPrompt::onNetworkSelected(int index)
{
QString networkId = ui->networkComboBox->itemData(index).toString();
if (!networkId.isNull()) {
if (networkId.left(4) == "UNI_") { // this is an Ethernet device
QString deviceUni = networkId.right(networkId.count() - 4);
NetworkManager::WiredDevice wiredDevice(deviceUni);
QDBusPendingReply reply = wiredDevice.disconnectInterface();
reply.waitForFinished();
NetworkManager::Connection::List availableConnections = wiredDevice.availableConnections();
if (availableConnections.count() > 0) {
QString ethernetName = ui->networkComboBox->itemText(index).split(":")[0];
NetworkManager::activateConnection(availableConnections[0]->path(), wiredDevice.uni(), QString());
cpd->setNetworkName(ethernetName);
} else {
WarningDialog::showWarning(tr("Selected Ethernet device has no network!"));
}
} else { // this is a Wifi connection
wifiSsid = networkId.right(networkId.length() - 4);
bool isPasswordProtected = true;
for (const auto &network : wifiDevice->networks()) {
if (network->ssid() == wifiSsid) {
NetworkManager::AccessPoint::Ptr ap = network->referenceAccessPoint();
if (!ap->capabilities().testFlag(NetworkManager::AccessPoint::Privacy)) {
isPasswordProtected = false;
}
}
}
QDBusPendingReply reply = wifiDevice->disconnectInterface();
reply.waitForFinished();
NetworkManager::Connection::Ptr targetConnection;
foreach (const NetworkManager::Connection::Ptr &connection, NetworkManager::listConnections()) {
if (connection->settings()->connectionType() == NetworkManager::ConnectionSettings::Wireless) {
auto wirelessSetting = connection->settings()->setting(NetworkManager::Setting::Wireless).dynamicCast<NetworkManager::WirelessSetting>();
if (wirelessSetting && wirelessSetting->ssid() == wifiSsid) {
targetConnection = connection;
}
}
}
if (targetConnection) {
NetworkManager::activateConnection(targetConnection->path(), wifiDevice->uni(), QString());
cpd->setNetworkName(wifiSsid);
} else {
NMVariantMapMap wifiSettings;
if (!wifiDevice) {
qWarning() << "WiFi device not found. Unable to set interface name.";
return;
}
NetworkManager::ConnectionSettings::Ptr newConnectionSettings(new NetworkManager::ConnectionSettings(NetworkManager::ConnectionSettings::Wireless));
newConnectionSettings->setId(wifiSsid);
newConnectionSettings->setUuid(NetworkManager::ConnectionSettings::createNewUuid());
newConnectionSettings->setInterfaceName(wifiDevice->interfaceName());
QVariantMap wirelessSetting;
wirelessSetting.insert("ssid", wifiSsid.toUtf8());
wifiSettings.insert("802-11-wireless", wirelessSetting);
const auto settingsMap = newConnectionSettings->toMap();
for (const auto &key : settingsMap.keys()) {
QVariant value = settingsMap.value(key);
wifiSettings.insert(key, value.toMap());
}
if (isPasswordProtected) {
WifiPasswordDialog wpd(wifiSsid);
wpd.exec();
QString password = wpd.getPassword();
if (password.isEmpty()) {
return;
}
QVariantMap wirelessSecurity;
wirelessSecurity["key-mgmt"] = "wpa-psk";
wirelessSecurity["psk"] = password;
wifiSettings["802-11-wireless-security"] = wirelessSecurity;
}
QDBusPendingReply<QDBusObjectPath> reply = NetworkManager::addConnection(wifiSettings);
reply.waitForFinished();
if (reply.isError()) {
WarningDialog::showWarning(tr("Failed to add WiFi connection."));
return;
}
QDBusObjectPath path = reply.value();
NetworkManager::activateConnection(path.path(), wifiDevice->uni(), QString());
cpd->setNetworkName(wifiSsid);
}
}
}
}
void InstallerPrompt::updateConnectionInfo()
{
ui->networkComboBox->clear();
int ethDevices = 0;
int connectedDevice = 0;
bool hitConnectedNetwork = false;
if (NetworkManager::isNetworkingEnabled()) {
for (const auto &device : NetworkManager::networkInterfaces()) {
if (device->type() == NetworkManager::Device::Ethernet) {
ethDevices++;
bool isDeviceConnected = device->state() == NetworkManager::Device::Activated;
if (isDeviceConnected) {
hitConnectedNetwork = true;
}
QString isConnected = isDeviceConnected ? tr("Connected") : tr("Disconnected");
if (!hitConnectedNetwork) {
connectedDevice++;
}
ui->networkComboBox->addItem(tr("Ethernet %1: %2").arg(ethDevices).arg(isConnected), QString("UNI_") + device->uni());
} else if (device->type() == NetworkManager::Device::Wifi && NetworkManager::isWirelessEnabled() && !hitWifiDevice) {
hitWifiDevice = true;
wifiDevice = device.staticCast<NetworkManager::WirelessDevice>();
connect(wifiDevice.data(), &NetworkManager::Device::stateChanged, this, &InstallerPrompt::handleWiFiConnectionChange);
}
}
if (hitWifiDevice) {
NetworkManager::ActiveConnection::Ptr activeConnection = wifiDevice->activeConnection();
NetworkManager::Connection::Ptr underlyingActiveConnection;
if (activeConnection != nullptr) {
underlyingActiveConnection = activeConnection->connection();
}
for (const auto &network : wifiDevice->networks()) {
QString ssid = network->ssid();
bool isNetworkConnected = false;
if (activeConnection != nullptr && activeConnection->state() == NetworkManager::ActiveConnection::Activated) {
NetworkManager::WirelessSetting::Ptr underlyingWirelessSetting = underlyingActiveConnection->settings()->setting(NetworkManager::Setting::Wireless).staticCast<NetworkManager::WirelessSetting>();
if (network->ssid() == QString(underlyingWirelessSetting->ssid())) {
isNetworkConnected = true;
hitConnectedNetwork = true;
}
}
QString isConnected = isNetworkConnected ? tr("Connected") : tr("Disconnected");
if (!hitConnectedNetwork) {
connectedDevice++;
}
ui->networkComboBox->addItem(tr("WiFi %1: %2").arg(ssid).arg(isConnected), QString("SSID") + ssid);
}
}
}
if (hitConnectedNetwork) {
ui->networkComboBox->setCurrentIndex(connectedDevice);
}
if (!firstUpdateConnectionInfoCall) {
if (NetworkManager::status() == NetworkManager::Connecting) {
cpd->exec();
} else {
cpd->done(0);
}
} else {
firstUpdateConnectionInfoCall = false;
}
}
void InstallerPrompt::handleWiFiConnectionChange(NetworkManager::Device::State newstate, NetworkManager::Device::State oldstate, NetworkManager::Device::StateChangeReason reason)
{
if (reason == NetworkManager::Device::NoSecretsReason && !wifiWrongHandling) {
wifiWrongHandling = true;
foreach (const NetworkManager::Connection::Ptr &connection, NetworkManager::listConnections()) {
if (connection->settings()->connectionType() == NetworkManager::ConnectionSettings::Wireless) {
auto wirelessSetting = connection->settings()->setting(NetworkManager::Setting::Wireless).dynamicCast<NetworkManager::WirelessSetting>();
if (wirelessSetting && wirelessSetting->ssid() == wifiSsid) {
qDebug() << "Wiping connection with wrong password: " << wifiSsid;
QDBusPendingReply removeReply = connection->remove();
removeReply.waitForFinished();
WarningDialog::showWarning(tr("WiFi password was incorrect."));
}
}
}
wifiWrongHandling = false;
}
}
void InstallerPrompt::initLanguageComboBox() {
languageLocaleMap.clear();
QStringList languages = getAvailableLanguages();
for (const auto &language : languages) {
ui->languageComboBox->addItem(language);
}
QLocale currentLocale = QLocale::system();
QString currentLocaleDisplayName = getDisplayNameForLocale(currentLocale);
int defaultIndex = ui->languageComboBox->findText(currentLocaleDisplayName);
if (defaultIndex != -1) {
ui->languageComboBox->setCurrentIndex(defaultIndex);
} else {
// Fallback to English (United States) if current locale is not in the list
defaultIndex = ui->languageComboBox->findText("English (United States)");
if (defaultIndex != -1) {
ui->languageComboBox->setCurrentIndex(defaultIndex);
}
}
}
QStringList InstallerPrompt::getAvailableLanguages() {
QMap<QString, QString> language_map; // Default sorting by QString is case-sensitive
QStringList supported_languages;
QFile supported_locale_file("/usr/share/i18n/SUPPORTED");
char lineBuf[2048];
if (supported_locale_file.open(QFile::ReadOnly)) {
while (!supported_locale_file.atEnd()) {
supported_locale_file.readLine(lineBuf, 2048);
QString line(lineBuf);
if (!line.contains("UTF-8")) continue;
QStringList lineParts = line.split('.');
if (lineParts.count() == 1) {
lineParts = line.split(' ');
if (lineParts.count() == 1) {
WarningDialog::showWarning(tr("Something has gone very wrong trying to parse the list of supported languages!"));
}
}
supported_languages.append(lineParts[0]);
}
supported_locale_file.close();
}
QList<QLocale> all_locales = QLocale::matchingLocales(QLocale::AnyLanguage, QLocale::AnyScript, QLocale::AnyCountry);
for (const QLocale &locale : all_locales) {
QString check_locale_name = locale.name();
if (check_locale_name.contains(".UTF-8")) {
check_locale_name = check_locale_name.left(check_locale_name.length() - 6);
}
if (!supported_languages.contains(check_locale_name)) continue;
QString display_name = getDisplayNameForLocale(locale);
if (display_name.isEmpty()) continue;
language_map.insert(display_name, locale.name());
}
// Sort the language display names
QStringList sorted_languages = language_map.keys();
std::sort(sorted_languages.begin(), sorted_languages.end(), [](const QString &a, const QString &b) {
return a.compare(b, Qt::CaseInsensitive) < 0;
});
// Clear the existing languageLocaleMap and repopulate it based on sortedLanguages
languageLocaleMap.clear();
for (const QString &language_name : sorted_languages) {
languageLocaleMap.insert(language_name, language_map[language_name]);
}
return sorted_languages;
}
QString InstallerPrompt::getDisplayNameForLocale(const QLocale &locale) {
auto sanitize = [](QString s) -> QString {
s.replace("St.", "Saint", Qt::CaseInsensitive);
s.replace("&", "and", Qt::CaseInsensitive);
return s;
};
QLocale currentAppLocale = QLocale::system();
QString nativeName = locale.nativeLanguageName();
QString nativeCountryName = sanitize(locale.nativeCountryName());
QString englishLanguageName = currentAppLocale.languageToString(locale.language());
QString englishCountryName = sanitize(currentAppLocale.countryToString(locale.country()));
if (nativeName.isEmpty() || nativeCountryName.isEmpty()) {
return QString();
}
// Rename "American English" to "English"
if (locale.language() == QLocale::English) {
nativeName = "English";
englishLanguageName = "English";
}
QString displayName = nativeName + " (" + nativeCountryName + ")";
if (nativeName.compare(englishLanguageName, Qt::CaseInsensitive) != 0 &&
nativeCountryName.compare(englishCountryName, Qt::CaseInsensitive) != 0) {
displayName += " - " + englishLanguageName + " (" + englishCountryName + ")";
}
return displayName;
}
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