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/*
This file is part of the KDE project
SPDX-FileCopyrightText: 2022 Felix Ernst <[email protected]>
SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#include "workerintegration.h"
#include "config-dolphin.h"
#include "dolphinmainwindow.h"
#include "dolphinpackageinstaller.h"
#include "dolphinviewcontainer.h"
#include <KActionCollection>
#include <KLocalizedString>
#include <KMessageBox>
#include <KMessageDialog>
#include <KProtocolInfo>
#include <QAction>
#include <iostream>
using namespace Admin;
/** Free file-local functions */
namespace
{
/** @returns the translated name of the actAsAdminAction. */
QString actionName()
{
return i18nc("@action:inmenu", "Act as Administrator");
};
/** @returns the default keyboard shortcut of the actAsAdminAction. */
QKeySequence actionDefaultShortcut()
{
return Qt::CTRL | Qt::SHIFT | Qt::ALT | Qt::Key_A;
};
/** @returns whether any worker for the protocol "admin" is available. */
bool isWorkerInstalled()
{
return KProtocolInfo::isKnownProtocol(QStringLiteral("admin"));
}
}
void Admin::guideUserTowardsInstallingAdminWorker()
{
if (!isWorkerInstalled()) {
std::cout << qPrintable(
xi18nc("@info:shell",
"<application>Dolphin</application> requires <application>%1</application> to manage system-controlled files, but it is not installed.<nl/>"
"Press %2 to install <application>%1</application> or %3 to cancel.",
ADMIN_WORKER_PACKAGE_NAME,
QKeySequence{Qt::Key_Enter}.toString(QKeySequence::NativeText),
QKeySequence{Qt::CTRL | Qt::Key_C}.toString(QKeySequence::NativeText)));
std::cin.ignore();
/// Installing admin worker
DolphinPackageInstaller adminWorkerInstaller{ADMIN_WORKER_PACKAGE_NAME, QUrl(QStringLiteral("appstream://org.kde.kio.admin")), isWorkerInstalled};
QObject::connect(&adminWorkerInstaller, &KJob::result, [](KJob *job) {
if (job->error()) {
std::cout << qPrintable(job->errorString()) << std::endl;
exit(1);
}
});
adminWorkerInstaller.exec();
}
}
void Admin::guideUserTowardsUsingAdminWorker()
{
KuitSetup *kuitSetup = &Kuit::setupForDomain("dolphin");
kuitSetup->setTagPattern(QStringLiteral("numberedlist"), QStringList{}, Kuit::RichText, ki18nc("tag-format-pattern <numberedlist> rich", "<ol>%1</ol>"));
kuitSetup->setTagPattern(QStringLiteral("numbereditem"), QStringList{}, Kuit::RichText, ki18nc("tag-format-pattern <numbereditem> rich", "<li>%1</li>"));
KMessageBox::information(
nullptr,
xi18nc("@info",
"<para>Make use of your administrator rights in Dolphin:<numberedlist>"
"<numbereditem>Navigate to the file or folder you want to change.</numbereditem>"
"<numbereditem>Activate the \"%1\" action either under <interface>Open Menu|More|View</interface> or <interface>Menu Bar|View</interface>.<nl/>"
"Default shortcut: <shortcut>%2</shortcut></numbereditem>"
"<numbereditem>After authorization you can manage files as an administrator.</numbereditem></numberedlist></para>",
actionName(),
actionDefaultShortcut().toString(QKeySequence::NativeText)),
i18nc("@title:window", "How to Administrate"),
"",
KMessageBox::WindowModal);
}
QString Admin::warningMessage()
{
return xi18nc(
"@info",
"<para>You are about to use administrator privileges. While acting as an administrator you can change or replace any file or folder on this system. "
"This includes items which are critical for this system to function.</para><para>You are able to <emphasis>delete every users' data</emphasis> on this "
"computer and to <emphasis>break this installation beyond repair.</emphasis> Adding just one letter in a folder or file name or its contents can "
"render a system <emphasis>unbootable.</emphasis></para><para>There is probably not going to be another warning even if you are about to break this "
"system.</para><para>You might want to <emphasis>backup files and folders</emphasis> before proceeding.</para>");
}
namespace
{
/** The only WorkerIntegration object that is ever constructed. It is only ever accessed directly from within this file. */
WorkerIntegration *instance = nullptr;
}
WorkerIntegration::WorkerIntegration(DolphinMainWindow *parent, QAction *actAsAdminAction)
: QObject{parent}
, m_actAsAdminAction{actAsAdminAction}
{
Q_CHECK_PTR(parent);
Q_CHECK_PTR(actAsAdminAction);
connect(parent, &DolphinMainWindow::urlChanged, this, &WorkerIntegration::updateActAsAdminAction);
connect(actAsAdminAction, &QAction::triggered, this, &WorkerIntegration::toggleActAsAdmin);
}
void WorkerIntegration::createActAsAdminAction(KActionCollection *actionCollection, DolphinMainWindow *dolphinMainWindow)
{
Q_ASSERT(!instance);
if (isWorkerInstalled()) {
QAction *actAsAdminAction = actionCollection->addAction(QStringLiteral("act_as_admin"));
actAsAdminAction->setText(actionName());
actAsAdminAction->setIcon(QIcon::fromTheme(QStringLiteral("system-switch-user")));
actAsAdminAction->setCheckable(true);
actionCollection->setDefaultShortcut(actAsAdminAction, actionDefaultShortcut());
instance = new WorkerIntegration(dolphinMainWindow, actAsAdminAction);
}
}
void WorkerIntegration::exitAdminMode()
{
if (instance->m_actAsAdminAction->isChecked()) {
instance->m_actAsAdminAction->trigger();
}
}
void WorkerIntegration::toggleActAsAdmin()
{
auto dolphinMainWindow = static_cast<DolphinMainWindow *>(parent());
QUrl url = dolphinMainWindow->activeViewContainer()->urlNavigator()->locationUrl();
if (url.scheme() == QStringLiteral("file")) {
bool risksAccepted = !KMessageBox::shouldBeShownContinue(warningDontShowAgainName);
if (!risksAccepted) {
KMessageDialog warningDialog{KMessageDialog::QuestionTwoActions, warningMessage(), dolphinMainWindow};
warningDialog.setCaption(i18nc("@title:window", "Risks of Acting as an Administrator"));
warningDialog.setIcon(QIcon::fromTheme(QStringLiteral("security-low")));
warningDialog.setButtons(KGuiItem{i18nc("@action:button", "I Understand and Accept These Risks"), QStringLiteral("data-warning")},
KStandardGuiItem::cancel());
warningDialog.setDontAskAgainText(i18nc("@option:check", "Do not warn me about these risks again"));
risksAccepted = warningDialog.exec() != 4 /* Cancel */;
if (warningDialog.isDontAskAgainChecked()) {
KMessageBox::saveDontShowAgainContinue(warningDontShowAgainName);
}
if (!risksAccepted) {
updateActAsAdminAction(); // Uncheck the action
return;
}
}
url.setScheme(QStringLiteral("admin"));
} else if (url.scheme() == QStringLiteral("admin")) {
url.setScheme(QStringLiteral("file"));
}
dolphinMainWindow->changeUrl(url);
}
void WorkerIntegration::updateActAsAdminAction()
{
if (instance) {
const QString currentUrlScheme = static_cast<DolphinMainWindow *>(instance->parent())->activeViewContainer()->url().scheme();
if (currentUrlScheme == QStringLiteral("file")) {
instance->m_actAsAdminAction->setEnabled(true);
instance->m_actAsAdminAction->setChecked(false);
} else if (currentUrlScheme == QStringLiteral("admin")) {
instance->m_actAsAdminAction->setEnabled(true);
instance->m_actAsAdminAction->setChecked(true);
} else {
instance->m_actAsAdminAction->setEnabled(false);
}
}
}
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