kleopatraapplication.cpp
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kleopatraapplication.cpp
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	/*
	kleopatraapplication.cpp

	This file is part of Kleopatra, the KDE keymanager
	SPDX-FileCopyrightText: 2008 Klarälvdalens Datakonsult AB

	SPDX-FileCopyrightText: 2016 Bundesamt für Sicherheit in der Informationstechnik
	SPDX-FileContributor: Intevation GmbH

	SPDX-License-Identifier: GPL-2.0-or-later
	*/

	#include <config-kleopatra.h>

	#include "kleopatraapplication.h"

	#include "kleopatra_options.h"
	#include "mainwindow.h"
	#include "settings.h"
	#include "smimevalidationpreferences.h"
	#include "systrayicon.h"

	#include <conf/configuredialog.h>
	#include <conf/groupsconfigdialog.h>
	#include <smartcard/readerstatus.h>

	#include <Libkleo/GnuPG>
	#include <utils/kdpipeiodevice.h>
	#include <utils/log.h>
	#include <utils/userinfo.h>

	#include <gpgme++/key.h>

	#include <Libkleo/Classify>
	#include <Libkleo/Dn>
	#include <Libkleo/FileSystemWatcher>
	#include <Libkleo/KeyCache>
	#include <Libkleo/KeyFilterManager>
	#include <Libkleo/KeyGroupConfig>
	#include <Libkleo/SystemInfo>

	#include <uiserver/uiserver.h>

	#include "commands/checksumcreatefilescommand.h"
	#include "commands/checksumverifyfilescommand.h"
	#include "commands/decryptverifyfilescommand.h"
	#include "commands/detailscommand.h"
	#include "commands/importcertificatefromfilecommand.h"
	#include "commands/lookupcertificatescommand.h"
	#include "commands/newcertificatesigningrequestcommand.h"
	#include "commands/newopenpgpcertificatecommand.h"
	#include "commands/signencryptfilescommand.h"

	#include "dialogs/updatenotification.h"

	#include "kleopatra_debug.h"
	#include <KColorSchemeManager>
	#include <KIconLoader>
	#include <KLocalizedString>
	#include <KMessageBox>
	#include <KWindowSystem>

	#include <QDesktopServices>
	#include <QDir>
	#include <QFile>
	#include <QFocusFrame>
	#if QT_CONFIG(graphicseffect)
	#include <QGraphicsEffect>
	#endif
	#include <QPointer>
	#include <QSettings>
	#include <QStyleOption>
	#include <QStylePainter>

	#include <KSharedConfig>
	#include <memory>

	#ifdef Q_OS_WIN
	#include <QtPlatformHeaders/QWindowsWindowFunctions>
	#endif

	using namespace Kleo;
	using namespace Kleo::Commands;

	static void add_resources()
	{
	KIconLoader::global()->addAppDir(QStringLiteral("libkleopatra"));
	KIconLoader::global()->addAppDir(QStringLiteral("kwatchgnupg"));
	}

	static QList<QByteArray> default_logging_options()
	{
	QList<QByteArray> result;
	result.push_back("io");
	return result;
	}

	namespace
	{
	class FocusFrame : public QFocusFrame
	{
	Q_OBJECT
	public:
	using QFocusFrame::QFocusFrame;

	protected:
	void paintEvent(QPaintEvent *event) override;
	};

	static QRect effectiveWidgetRect(const QWidget *w)
	{
	// based on QWidgetPrivate::effectiveRectFor
	#if QT_CONFIG(graphicseffect)
	if (auto graphicsEffect = w->graphicsEffect(); graphicsEffect && graphicsEffect->isEnabled())
	return graphicsEffect->boundingRectFor(w->rect()).toAlignedRect();
	#endif // QT_CONFIG(graphicseffect)
	return w->rect();
	}

	static QRect clipRect(const QWidget *w)
	{
	// based on QWidgetPrivate::clipRect
	if (!w->isVisible()) {
	return QRect();
	}
	QRect r = effectiveWidgetRect(w);
	int ox = 0;
	int oy = 0;
	while (w && w->isVisible() && !w->isWindow() && w->parentWidget()) {
	ox -= w->x();
	oy -= w->y();
	w = w->parentWidget();
	r &= QRect(ox, oy, w->width(), w->height());
	}
	return r;
	}

	void FocusFrame::paintEvent(QPaintEvent *)
	{
	if (!widget()) {
	return;
	}

	QStylePainter p(this);
	QStyleOptionFocusRect option;
	initStyleOption(&option);
	const int vmargin = style()->pixelMetric(QStyle::PM_FocusFrameVMargin, &option);
	const int hmargin = style()->pixelMetric(QStyle::PM_FocusFrameHMargin, &option);
	const QRect rect = clipRect(widget()).adjusted(0, 0, hmargin * 2, vmargin * 2);
	p.setClipRect(rect);
	p.drawPrimitive(QStyle::PE_FrameFocusRect, option);
	}
	}

	class KleopatraApplication::Private
	{
	friend class ::KleopatraApplication;
	KleopatraApplication *const q;

	public:
	explicit Private(KleopatraApplication *qq)
	: q(qq)
	, ignoreNewInstance(true)
	, firstNewInstance(true)
	, sysTray(nullptr)
	, groupConfig{std::make_shared<KeyGroupConfig>(QStringLiteral("kleopatragroupsrc"))}
	{
	}
	~Private()
	{
	#ifndef QT_NO_SYSTEMTRAYICON
	delete sysTray;
	#endif
	}
	void setUpSysTrayIcon()
	{
	#ifndef QT_NO_SYSTEMTRAYICON
	Q_ASSERT(readerStatus);
	sysTray = new SysTrayIcon();
	sysTray->setFirstCardWithNullPin(readerStatus->firstCardWithNullPin());
	sysTray->setAnyCardCanLearnKeys(readerStatus->anyCardCanLearnKeys());

	connect(readerStatus.get(), &SmartCard::ReaderStatus::firstCardWithNullPinChanged, sysTray, &SysTrayIcon::setFirstCardWithNullPin);
	connect(readerStatus.get(), &SmartCard::ReaderStatus::anyCardCanLearnKeysChanged, sysTray, &SysTrayIcon::setAnyCardCanLearnKeys);
	#endif
	}

	private:
	void connectConfigureDialog()
	{
	if (configureDialog) {
	if (q->mainWindow()) {
	connect(configureDialog, SIGNAL(configCommitted()), q->mainWindow(), SLOT(slotConfigCommitted()));
	}
	connect(configureDialog, &ConfigureDialog::configCommitted, q, &KleopatraApplication::configurationChanged);
	}
	}
	void disconnectConfigureDialog()
	{
	if (configureDialog) {
	if (q->mainWindow()) {
	disconnect(configureDialog, SIGNAL(configCommitted()), q->mainWindow(), SLOT(slotConfigCommitted()));
	}
	disconnect(configureDialog, &ConfigureDialog::configCommitted, q, &KleopatraApplication::configurationChanged);
	}
	}

	public:
	bool ignoreNewInstance;
	bool firstNewInstance;
	QPointer<FocusFrame> focusFrame;
	QPointer<ConfigureDialog> configureDialog;
	QPointer<GroupsConfigDialog> groupsConfigDialog;
	QPointer<MainWindow> mainWindow;
	std::unique_ptr<SmartCard::ReaderStatus> readerStatus;
	#ifndef QT_NO_SYSTEMTRAYICON
	SysTrayIcon *sysTray;
	#endif
	std::shared_ptr<KeyGroupConfig> groupConfig;
	std::shared_ptr<KeyCache> keyCache;
	std::shared_ptr<Log> log;
	std::shared_ptr<FileSystemWatcher> watcher;
	std::shared_ptr<QSettings> distroSettings;

	public:
	void setupKeyCache()
	{
	keyCache = KeyCache::mutableInstance();
	keyCache->setRefreshInterval(SMimeValidationPreferences{}.refreshInterval());
	watcher.reset(new FileSystemWatcher);

	watcher->whitelistFiles(gnupgFileWhitelist());
	watcher->addPaths(gnupgFolderWhitelist());
	watcher->setDelay(1000);
	keyCache->addFileSystemWatcher(watcher);
	keyCache->setGroupConfig(groupConfig);
	keyCache->setGroupsEnabled(Settings().groupsEnabled());
	// always enable remarks (aka tags); in particular, this triggers a
	// relisting of the keys with signatures and signature notations
	// after the initial (fast) key listing
	keyCache->enableRemarks(true);
	}

	void setUpFilterManager()
	{
	if (!Settings{}.cmsEnabled()) {
	KeyFilterManager::instance()->alwaysFilterByProtocol(GpgME::OpenPGP);
	}
	}

	void setupLogging()
	{
	log = Log::mutableInstance();

	const QByteArray envOptions = qgetenv("KLEOPATRA_LOGOPTIONS");
	const bool logAll = envOptions.trimmed() == "all";
	const QList<QByteArray> options = envOptions.isEmpty() ? default_logging_options() : envOptions.split(',');

	const QByteArray dirNative = qgetenv("KLEOPATRA_LOGDIR");
	if (dirNative.isEmpty()) {
	return;
	}
	const QString dir = QFile::decodeName(dirNative);
	const QString logFileName = QDir(dir).absoluteFilePath(QStringLiteral("kleopatra.log.%1").arg(QCoreApplication::applicationPid()));
	std::unique_ptr<QFile> logFile(new QFile(logFileName));
	if (!logFile->open(QIODevice::WriteOnly \| QIODevice::Append)) {
	qCDebug(KLEOPATRA_LOG) << "Could not open file for logging: " << logFileName << "\nLogging disabled";
	return;
	}

	log->setOutputDirectory(dir);
	if (logAll \|\| options.contains("io")) {
	log->setIOLoggingEnabled(true);
	}
	qInstallMessageHandler(Log::messageHandler);

	if (logAll \|\| options.contains("pipeio")) {
	KDPipeIODevice::setDebugLevel(KDPipeIODevice::Debug);
	}
	UiServer::setLogStream(log->logFile());
	}

	void updateFocusFrame(QWidget *focusWidget)
	{
	if (focusWidget && focusWidget->inherits("QLabel") && focusWidget->window()->testAttribute(Qt::WA_KeyboardFocusChange)) {
	if (!focusFrame) {
	focusFrame = new FocusFrame{focusWidget};
	}
	focusFrame->setWidget(focusWidget);
	} else if (focusFrame) {
	focusFrame->setWidget(nullptr);
	}
	}
	};

	KleopatraApplication::KleopatraApplication(int &argc, char *argv[])
	: QApplication(argc, argv)
	, d(new Private(this))
	{
	// disable parent<->child navigation in tree views with left/right arrow keys
	// because this interferes with column by column navigation that is required
	// for accessibility
	setStyleSheet(QStringLiteral("QTreeView { arrow-keys-navigate-into-children: 0; }"));
	connect(this, &QApplication::focusChanged, this, [this](QWidget , QWidget now) {
	d->updateFocusFrame(now);
	});
	}

	void KleopatraApplication::init()
	{
	#ifdef Q_OS_WIN
	QWindowsWindowFunctions::setWindowActivationBehavior(QWindowsWindowFunctions::AlwaysActivateWindow);
	#endif
	const auto blockedUrlSchemes = Settings{}.blockedUrlSchemes();
	for (const auto &scheme : blockedUrlSchemes) {
	QDesktopServices::setUrlHandler(scheme, this, "blockUrl");
	}
	add_resources();
	DN::setAttributeOrder(Settings{}.attributeOrder());
	/* Start the gpg-agent early, this is done explicitly
	* because on an empty keyring our keylistings wont start
	* the agent. In that case any assuan-connect calls to
	* the agent will fail. The requested start via the
	* connection is additionally done in case the gpg-agent
	* is killed while Kleopatra is running. */
	startGpgAgent();
	d->readerStatus.reset(new SmartCard::ReaderStatus);
	connect(d->readerStatus.get(), &SmartCard::ReaderStatus::startOfGpgAgentRequested, this, &KleopatraApplication::startGpgAgent);
	d->setupKeyCache();
	d->setUpSysTrayIcon();
	d->setUpFilterManager();
	d->setupLogging();
	#ifdef Q_OS_WIN
	if (!SystemInfo::isHighContrastModeActive()) {
	/* In high contrast mode we do not want our own colors */
	new KColorSchemeManager(this);
	}
	#else
	new KColorSchemeManager(this);
	#endif

	#ifndef QT_NO_SYSTEMTRAYICON
	d->sysTray->show();
	#endif
	if (!Kleo::userIsElevated()) {
	// For users running Kleo with elevated permissions on Windows we
	// always quit the application when the last window is closed.
	setQuitOnLastWindowClosed(false);
	}

	// Sync config when we are about to quit
	connect(this, &QApplication::aboutToQuit, this, []() {
	KSharedConfig::openConfig()->sync();
	});
	}

	KleopatraApplication::~KleopatraApplication()
	{
	delete d->groupsConfigDialog;
	delete d->mainWindow;
	}

	namespace
	{
	using Func = void (KleopatraApplication::*)(const QStringList &, GpgME::Protocol);
	}

	void KleopatraApplication::slotActivateRequested(const QStringList &arguments, const QString &workingDirectory)
	{
	QCommandLineParser parser;

	kleopatra_options(&parser);
	QString err;
	if (!arguments.isEmpty() && !parser.parse(arguments)) {
	err = parser.errorText();
	} else if (arguments.isEmpty()) {
	// KDBusServices omits the application name if no other
	// arguments are provided. In that case the parser prints
	// a warning.
	parser.parse(QStringList() << QCoreApplication::applicationFilePath());
	}

	if (err.isEmpty()) {
	err = newInstance(parser, workingDirectory);
	}

	if (!err.isEmpty()) {
	KMessageBox::error(nullptr, err.toHtmlEscaped(), i18n("Failed to execute command"));
	Q_EMIT setExitValue(1);
	return;
	}
	Q_EMIT setExitValue(0);
	}

	QString KleopatraApplication::newInstance(const QCommandLineParser &parser, const QString &workingDirectory)
	{
	if (d->ignoreNewInstance) {
	qCDebug(KLEOPATRA_LOG) << "New instance ignored because of ignoreNewInstance";
	return QString();
	}

	QStringList files;
	const QDir cwd = QDir(workingDirectory);
	bool queryMode = parser.isSet(QStringLiteral("query")) \|\| parser.isSet(QStringLiteral("search"));

	// Query and Search treat positional arguments differently, see below.
	if (!queryMode) {
	const auto positionalArguments = parser.positionalArguments();
	for (const QString &file : positionalArguments) {
	// We do not check that file exists here. Better handle
	// these errors in the UI.
	if (QFileInfo(file).isAbsolute()) {
	files << file;
	} else {
	files << cwd.absoluteFilePath(file);
	}
	}
	}

	GpgME::Protocol protocol = GpgME::UnknownProtocol;

	if (parser.isSet(QStringLiteral("openpgp"))) {
	qCDebug(KLEOPATRA_LOG) << "found OpenPGP";
	protocol = GpgME::OpenPGP;
	}

	if (parser.isSet(QStringLiteral("cms"))) {
	qCDebug(KLEOPATRA_LOG) << "found CMS";
	if (protocol == GpgME::OpenPGP) {
	return i18n("Ambiguous protocol: --openpgp and --cms");
	}
	protocol = GpgME::CMS;
	}

	// Check for Parent Window id
	WId parentId = 0;
	if (parser.isSet(QStringLiteral("parent-windowid"))) {
	#ifdef Q_OS_WIN
	// WId is not a portable type as it is a pointer type on Windows.
	// casting it from an integer is ok though as the values are guaranteed to
	// be compatible in the documentation.
	parentId = reinterpret_cast<WId>(parser.value(QStringLiteral("parent-windowid")).toUInt());
	#else
	parentId = parser.value(QStringLiteral("parent-windowid")).toUInt();
	#endif
	}

	// Handle openpgp4fpr URI scheme
	QString needle;
	if (queryMode) {
	needle = parser.positionalArguments().join(QLatin1Char(' '));
	}
	if (needle.startsWith(QLatin1String("openpgp4fpr:"))) {
	needle.remove(0, 12);
	}

	// Check for --search command.
	if (parser.isSet(QStringLiteral("search"))) {
	// This is an extra command instead of a combination with the
	// similar query to avoid changing the older query commands behavior
	// and query's "show details if a certificate exist or search on a
	// keyserver" logic is hard to explain and use consistently.
	if (needle.isEmpty()) {
	return i18n("No search string specified for --search");
	}
	auto const cmd = new LookupCertificatesCommand(needle, nullptr);
	cmd->setParentWId(parentId);
	cmd->start();
	return QString();
	}

	// Check for --query command
	if (parser.isSet(QStringLiteral("query"))) {
	if (needle.isEmpty()) {
	return i18n("No fingerprint argument specified for --query");
	}
	auto cmd = Command::commandForQuery(needle);
	cmd->setParentWId(parentId);
	cmd->start();
	return QString();
	}

	// Check for --gen-key command
	if (parser.isSet(QStringLiteral("gen-key"))) {
	if (protocol == GpgME::CMS) {
	const Kleo::Settings settings{};
	if (settings.cmsEnabled() && settings.cmsCertificateCreationAllowed()) {
	auto cmd = new NewCertificateSigningRequestCommand;
	cmd->setParentWId(parentId);
	cmd->start();
	} else {
	return i18n("You are not allowed to create S/MIME certificate signing requests.");
	}
	} else {
	auto cmd = new NewOpenPGPCertificateCommand;
	cmd->setParentWId(parentId);
	cmd->start();
	}
	return QString();
	}

	// Check for --config command
	if (parser.isSet(QStringLiteral("config"))) {
	openConfigDialogWithForeignParent(parentId);
	return QString();
	}

	struct FuncInfo {
	QString optionName;
	Func func;
	};

	// While most of these options can be handled by the content autodetection
	// below it might be useful to override the autodetection if the input is in
	// doubt and you e.g. only want to import .asc files or fail and not decrypt them
	// if they are actually encrypted data.
	static const std::vector<FuncInfo> funcMap{
	{QStringLiteral("import-certificate"), &KleopatraApplication::importCertificatesFromFile},
	{QStringLiteral("encrypt"), &KleopatraApplication::encryptFiles},
	{QStringLiteral("sign"), &KleopatraApplication::signFiles},
	{QStringLiteral("encrypt-sign"), &KleopatraApplication::signEncryptFiles},
	{QStringLiteral("sign-encrypt"), &KleopatraApplication::signEncryptFiles},
	{QStringLiteral("decrypt"), &KleopatraApplication::decryptFiles},
	{QStringLiteral("verify"), &KleopatraApplication::verifyFiles},
	{QStringLiteral("decrypt-verify"), &KleopatraApplication::decryptVerifyFiles},
	{QStringLiteral("checksum"), &KleopatraApplication::checksumFiles},
	};

	QString found;
	Func foundFunc = nullptr;
	for (const auto &[opt, fn] : funcMap) {
	if (parser.isSet(opt) && found.isEmpty()) {
	found = opt;
	foundFunc = fn;
	} else if (parser.isSet(opt)) {
	return i18n(R"(Ambiguous commands "%1" and "%2")", found, opt);
	}
	}

	QStringList errors;
	if (!found.isEmpty()) {
	if (files.empty()) {
	return i18n("No files specified for \"%1\" command", found);
	}
	qCDebug(KLEOPATRA_LOG) << "found" << found;
	(this->*foundFunc)(files, protocol);
	} else {
	if (files.empty()) {
	if (!(d->firstNewInstance && isSessionRestored())) {
	qCDebug(KLEOPATRA_LOG) << "openOrRaiseMainWindow";
	openOrRaiseMainWindow();
	}
	} else {
	for (const QString &fileName : std::as_const(files)) {
	QFileInfo fi(fileName);
	if (!fi.isReadable()) {
	errors << i18n("Cannot read \"%1\"", fileName);
	}
	}
	handleFiles(files, parentId);
	}
	}
	d->firstNewInstance = false;

	#ifdef Q_OS_WIN
	// On Windows we might be started from the
	// explorer in any working directory. E.g.
	// a double click on a file. To avoid preventing
	// the folder from deletion we set the
	// working directory to the users homedir.
	QDir::setCurrent(QDir::homePath());
	#endif

	return errors.join(QLatin1Char('\n'));
	}

	void KleopatraApplication::handleFiles(const QStringList &files, WId parentId)
	{
	const QVector<Command *> allCmds = Command::commandsForFiles(files);
	for (Command *cmd : allCmds) {
	if (parentId) {
	cmd->setParentWId(parentId);
	} else {
	MainWindow *mw = mainWindow();
	if (!mw) {
	mw = new MainWindow;
	mw->setAttribute(Qt::WA_DeleteOnClose);
	setMainWindow(mw);
	d->connectConfigureDialog();
	}
	cmd->setParentWidget(mw);
	}
	if (dynamic_cast<ImportCertificateFromFileCommand *>(cmd)) {
	openOrRaiseMainWindow();
	}
	cmd->start();
	}
	}

	#ifndef QT_NO_SYSTEMTRAYICON
	const SysTrayIcon *KleopatraApplication::sysTrayIcon() const
	{
	return d->sysTray;
	}

	SysTrayIcon *KleopatraApplication::sysTrayIcon()
	{
	return d->sysTray;
	}
	#endif

	const MainWindow *KleopatraApplication::mainWindow() const
	{
	return d->mainWindow;
	}

	MainWindow *KleopatraApplication::mainWindow()
	{
	return d->mainWindow;
	}

	void KleopatraApplication::setMainWindow(MainWindow *mainWindow)
	{
	if (mainWindow == d->mainWindow) {
	return;
	}

	d->disconnectConfigureDialog();

	d->mainWindow = mainWindow;
	#ifndef QT_NO_SYSTEMTRAYICON
	d->sysTray->setMainWindow(mainWindow);
	#endif

	d->connectConfigureDialog();
	}

	static void open_or_raise(QWidget *w)
	{
	#ifdef Q_OS_WIN
	if (w->isMinimized()) {
	qCDebug(KLEOPATRA_LOG) << __func__ << "unminimizing and raising window";
	w->raise();
	} else if (w->isVisible()) {
	qCDebug(KLEOPATRA_LOG) << __func__ << "raising window";
	w->raise();
	#else
	if (w->isVisible()) {
	qCDebug(KLEOPATRA_LOG) << __func__ << "activating window";
	KWindowSystem::updateStartupId(w->windowHandle());
	KWindowSystem::activateWindow(w->windowHandle());
	#endif
	} else {
	qCDebug(KLEOPATRA_LOG) << __func__ << "showing window";
	w->show();
	}
	}

	void KleopatraApplication::toggleMainWindowVisibility()
	{
	if (mainWindow()) {
	mainWindow()->setVisible(!mainWindow()->isVisible());
	} else {
	openOrRaiseMainWindow();
	}
	}

	void KleopatraApplication::restoreMainWindow()
	{
	qCDebug(KLEOPATRA_LOG) << "restoring main window";

	// Sanity checks
	if (!isSessionRestored()) {
	qCDebug(KLEOPATRA_LOG) << "Not in session restore";
	return;
	}

	if (mainWindow()) {
	qCDebug(KLEOPATRA_LOG) << "Already have main window";
	return;
	}

	auto mw = new MainWindow;
	if (KMainWindow::canBeRestored(1)) {
	// restore to hidden state, Mainwindow::readProperties() will
	// restore saved visibility.
	mw->restore(1, false);
	}

	mw->setAttribute(Qt::WA_DeleteOnClose);
	setMainWindow(mw);
	d->connectConfigureDialog();
	}

	void KleopatraApplication::openOrRaiseMainWindow()
	{
	MainWindow *mw = mainWindow();
	if (!mw) {
	mw = new MainWindow;
	mw->setAttribute(Qt::WA_DeleteOnClose);
	setMainWindow(mw);
	d->connectConfigureDialog();
	}
	open_or_raise(mw);
	UpdateNotification::checkUpdate(mw);
	}

	void KleopatraApplication::openConfigDialogWithForeignParent(WId parentWId)
	{
	if (!d->configureDialog) {
	d->configureDialog = new ConfigureDialog;
	d->configureDialog->setAttribute(Qt::WA_DeleteOnClose);
	d->connectConfigureDialog();
	}

	// This is similar to what the commands do.
	if (parentWId) {
	if (QWidget *pw = QWidget::find(parentWId)) {
	d->configureDialog->setParent(pw, d->configureDialog->windowFlags());
	} else {
	d->configureDialog->setAttribute(Qt::WA_NativeWindow, true);
	KWindowSystem::setMainWindow(d->configureDialog->windowHandle(), parentWId);
	}
	}

	open_or_raise(d->configureDialog);

	// If we have a parent we want to raise over it.
	if (parentWId) {
	d->configureDialog->raise();
	}
	}

	void KleopatraApplication::openOrRaiseConfigDialog()
	{
	openConfigDialogWithForeignParent(0);
	}

	void KleopatraApplication::openOrRaiseGroupsConfigDialog(QWidget *parent)
	{
	if (!d->groupsConfigDialog) {
	d->groupsConfigDialog = new GroupsConfigDialog{parent};
	d->groupsConfigDialog->setAttribute(Qt::WA_DeleteOnClose);
	} else {
	// reparent the dialog to ensure it's shown on top of the (modal) parent
	d->groupsConfigDialog->setParent(parent, Qt::Dialog);
	}
	open_or_raise(d->groupsConfigDialog);
	}

	#ifndef QT_NO_SYSTEMTRAYICON
	void KleopatraApplication::startMonitoringSmartCard()
	{
	Q_ASSERT(d->readerStatus);
	d->readerStatus->startMonitoring();
	}
	#endif // QT_NO_SYSTEMTRAYICON

	void KleopatraApplication::importCertificatesFromFile(const QStringList &files, GpgME::Protocol /proto/)
	{
	openOrRaiseMainWindow();
	if (!files.empty()) {
	mainWindow()->importCertificatesFromFile(files);
	}
	}

	void KleopatraApplication::encryptFiles(const QStringList &files, GpgME::Protocol proto)
	{
	auto const cmd = new SignEncryptFilesCommand(files, nullptr);
	cmd->setEncryptionPolicy(Force);
	cmd->setSigningPolicy(Allow);
	if (proto != GpgME::UnknownProtocol) {
	cmd->setProtocol(proto);
	}
	cmd->start();
	}

	void KleopatraApplication::signFiles(const QStringList &files, GpgME::Protocol proto)
	{
	auto const cmd = new SignEncryptFilesCommand(files, nullptr);
	cmd->setSigningPolicy(Force);
	cmd->setEncryptionPolicy(Deny);
	if (proto != GpgME::UnknownProtocol) {
	cmd->setProtocol(proto);
	}
	cmd->start();
	}

	void KleopatraApplication::signEncryptFiles(const QStringList &files, GpgME::Protocol proto)
	{
	auto const cmd = new SignEncryptFilesCommand(files, nullptr);
	if (proto != GpgME::UnknownProtocol) {
	cmd->setProtocol(proto);
	}
	cmd->start();
	}

	void KleopatraApplication::decryptFiles(const QStringList &files, GpgME::Protocol /proto/)
	{
	auto const cmd = new DecryptVerifyFilesCommand(files, nullptr);
	cmd->setOperation(Decrypt);
	cmd->start();
	}

	void KleopatraApplication::verifyFiles(const QStringList &files, GpgME::Protocol /proto/)
	{
	auto const cmd = new DecryptVerifyFilesCommand(files, nullptr);
	cmd->setOperation(Verify);
	cmd->start();
	}

	void KleopatraApplication::decryptVerifyFiles(const QStringList &files, GpgME::Protocol /proto/)
	{
	auto const cmd = new DecryptVerifyFilesCommand(files, nullptr);
	cmd->start();
	}

	void KleopatraApplication::checksumFiles(const QStringList &files, GpgME::Protocol /proto/)
	{
	QStringList verifyFiles, createFiles;

	for (const QString &file : files) {
	if (isChecksumFile(file)) {
	verifyFiles << file;
	} else {
	createFiles << file;
	}
	}

	if (!verifyFiles.isEmpty()) {
	auto const cmd = new ChecksumVerifyFilesCommand(verifyFiles, nullptr);
	cmd->start();
	}
	if (!createFiles.isEmpty()) {
	auto const cmd = new ChecksumCreateFilesCommand(createFiles, nullptr);
	cmd->start();
	}
	}

	void KleopatraApplication::setIgnoreNewInstance(bool ignore)
	{
	d->ignoreNewInstance = ignore;
	}

	bool KleopatraApplication::ignoreNewInstance() const
	{
	return d->ignoreNewInstance;
	}

	void KleopatraApplication::blockUrl(const QUrl &url)
	{
	qCDebug(KLEOPATRA_LOG) << "Blocking URL" << url;
	KMessageBox::error(mainWindow(), i18n("Opening an external link is administratively prohibited."), i18n("Prohibited"));
	}

	void KleopatraApplication::startGpgAgent()
	{
	Kleo::launchGpgAgent();
	}

	void KleopatraApplication::setDistributionSettings(const std::shared_ptr<QSettings> &settings)
	{
	d->distroSettings = settings;
	}

	std::shared_ptr<QSettings> KleopatraApplication::distributionSettings() const
	{
	return d->distroSettings;
	}

	#include "kleopatraapplication.moc"

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