src/main.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Stefan Monov <logixoul@gmail.com>
   4  * SPDX-FileCopyrightText: 2015 Mathieu Tarral <mathieu.tarral@gmail.com>
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #include "dbusinterface.h"
  10 #include "dolphin_generalsettings.h"
  11 #include "dolphin_version.h"
  12 #include "dolphindebug.h"
  13 #include "dolphinmainwindow.h"
  14 #include "global.h"
  15 #include "config-dolphin.h"
  16 #if HAVE_KUSERFEEDBACK
  17 #include "userfeedback/dolphinfeedbackprovider.h"
  18 #endif
  19
  20 #include <KAboutData>
  21 #include <KCrash>
  22 #include <KDBusService>
  23 #include <KLocalizedString>
  24 #include <KConfigGui>
  25 #include <KIO/PreviewJob>
  26
  27 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
  28 #include <Kdelibs4ConfigMigrator>
  29 #endif
  30
  31 #include <QApplication>
  32 #include <QCommandLineParser>
  33 #include <QDBusConnection>
  34 #include <QDBusConnectionInterface>
  35 #include <QSessionManager>
  36
  37 #ifndef Q_OS_WIN
  38 #include <unistd.h>
  39 #endif
  40 #include <iostream>
  41
  42 int main(int argc, char **argv)
  43 {
  44 #ifndef Q_OS_WIN
  45     // Prohibit using sudo or kdesu (but allow using the root user directly)
  46     if (getuid() == 0) {
  47         if (!qEnvironmentVariableIsEmpty("SUDO_USER")) {
  48             std::cout << "Running Dolphin with sudo can cause bugs and expose you to security vulnerabilities. "
  49                          "Instead use Dolphin normally and you will be prompted for elevated privileges when "
  50                          "performing file operations that require them."
  51                       << std::endl;
  52             return EXIT_FAILURE;
  53         } else if (!qEnvironmentVariableIsEmpty("KDESU_USER")) {
  54             std::cout << "Running Dolphin with kdesu can cause bugs and expose you to security vulnerabilities. "
  55                          "Instead use Dolphin normally and you will be prompted for elevated privileges when "
  56                          "performing file operations that require them."
  57                       << std::endl;
  58             return EXIT_FAILURE;
  59         }
  60     }
  61 #endif
  62
  63     /**
  64      * enable high dpi support
  65      */
  66 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
  67     QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, true);
  68     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true);
  69 #endif
  70     QApplication app(argc, argv);
  71     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager"), app.windowIcon()));
  72
  73     KIO::PreviewJob::setDefaultDevicePixelRatio(app.devicePixelRatio());
  74
  75     KCrash::initialize();
  76
  77 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
  78     Kdelibs4ConfigMigrator migrate(QStringLiteral("dolphin"));
  79     migrate.setConfigFiles(QStringList() << QStringLiteral("dolphinrc"));
  80     migrate.setUiFiles(QStringList() << QStringLiteral("dolphinpart.rc") << QStringLiteral("dolphinui.rc"));
  81     migrate.migrate();
  82 #endif
  83
  84     KLocalizedString::setApplicationDomain("dolphin");
  85
  86     KAboutData aboutData(QStringLiteral("dolphin"), i18n("Dolphin"), QStringLiteral(DOLPHIN_VERSION_STRING),
  87                          i18nc("@title", "File Manager"),
  88                          KAboutLicense::GPL,
  89                          i18nc("@info:credit", "(C) 2006-2022 The Dolphin Developers"));
  90     aboutData.setHomepage(QStringLiteral("https://kde.org/applications/system/org.kde.dolphin"));
  91     aboutData.addAuthor(i18nc("@info:credit", "Felix Ernst"),
  92                         i18nc("@info:credit", "Maintainer (since 2021) and developer"),
  93                         QStringLiteral("felixernst@kde.org"));
  94     aboutData.addAuthor(i18nc("@info:credit", "Méven Car"),
  95                         i18nc("@info:credit", "Maintainer (since 2021) and developer (since 2019)"),
  96                         QStringLiteral("meven@kde.org"));
  97     aboutData.addAuthor(i18nc("@info:credit", "Elvis Angelaccio"),
  98                         i18nc("@info:credit", "Maintainer (2018-2021) and developer"),
  99                         QStringLiteral("elvis.angelaccio@kde.org"));
 100     aboutData.addAuthor(i18nc("@info:credit", "Emmanuel Pescosta"),
 101                         i18nc("@info:credit", "Maintainer (2014-2018) and developer"),
 102                         QStringLiteral("emmanuelpescosta099@gmail.com"));
 103     aboutData.addAuthor(i18nc("@info:credit", "Frank Reininghaus"),
 104                         i18nc("@info:credit", "Maintainer (2012-2014) and developer"),
 105                         QStringLiteral("frank78ac@googlemail.com"));
 106     aboutData.addAuthor(i18nc("@info:credit", "Peter Penz"),
 107                         i18nc("@info:credit", "Maintainer and developer (2006-2012)"),
 108                         QStringLiteral("peter.penz19@gmail.com"));
 109     aboutData.addAuthor(i18nc("@info:credit", "Sebastian Trüg"),
 110                         i18nc("@info:credit", "Developer"),
 111                         QStringLiteral("trueg@kde.org"));
 112     aboutData.addAuthor(i18nc("@info:credit", "David Faure"),
 113                         i18nc("@info:credit", "Developer"),
 114                         QStringLiteral("faure@kde.org"));
 115     aboutData.addAuthor(i18nc("@info:credit", "Aaron J. Seigo"),
 116                         i18nc("@info:credit", "Developer"),
 117                         QStringLiteral("aseigo@kde.org"));
 118     aboutData.addAuthor(i18nc("@info:credit", "Rafael Fernández López"),
 119                         i18nc("@info:credit", "Developer"),
 120                         QStringLiteral("ereslibre@kde.org"));
 121     aboutData.addAuthor(i18nc("@info:credit", "Kevin Ottens"),
 122                         i18nc("@info:credit", "Developer"),
 123                         QStringLiteral("ervin@kde.org"));
 124     aboutData.addAuthor(i18nc("@info:credit", "Holger Freyther"),
 125                         i18nc("@info:credit", "Developer"),
 126                         QStringLiteral("freyther@gmx.net"));
 127     aboutData.addAuthor(i18nc("@info:credit", "Max Blazejak"),
 128                         i18nc("@info:credit", "Developer"),
 129                         QStringLiteral("m43ksrocks@gmail.com"));
 130     aboutData.addAuthor(i18nc("@info:credit", "Michael Austin"),
 131                         i18nc("@info:credit", "Documentation"),
 132                         QStringLiteral("tuxedup@users.sourceforge.net"));
 133
 134     KAboutData::setApplicationData(aboutData);
 135
 136     QCommandLineParser parser;
 137     aboutData.setupCommandLine(&parser);
 138
 139     // command line options
 140     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("select"), i18nc("@info:shell", "The files and folders passed as arguments "
 141                                                                                         "will be selected.")));
 142     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("split"), i18nc("@info:shell", "Dolphin will get started with a split view.")));
 143     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("new-window"), i18nc("@info:shell", "Dolphin will explicitly open in a new window.")));
 144     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("daemon"), i18nc("@info:shell", "Start Dolphin Daemon (only required for DBus Interface)")));
 145     parser.addPositionalArgument(QStringLiteral("+[Url]"), i18nc("@info:shell", "Document to open"));
 146
 147     parser.process(app);
 148     aboutData.processCommandLine(&parser);
 149
 150     const bool splitView = parser.isSet(QStringLiteral("split")) || GeneralSettings::splitView();
 151     const bool openFiles = parser.isSet(QStringLiteral("select"));
 152     const QStringList args = parser.positionalArguments();
 153     QList<QUrl> urls = Dolphin::validateUris(args);
 154     // We later mutate urls, so we need to store if it was empty originally
 155     const bool startedWithURLs = !urls.isEmpty();
 156
 157
 158     if (parser.isSet(QStringLiteral("daemon"))) {
 159         // Disable session management for the daemonized version
 160         // See https://bugs.kde.org/show_bug.cgi?id=417219
 161         auto disableSessionManagement = [](QSessionManager &sm) {
 162             sm.setRestartHint(QSessionManager::RestartNever);
 163         };
 164         QObject::connect(&app, &QGuiApplication::commitDataRequest, disableSessionManagement);
 165         QObject::connect(&app, &QGuiApplication::saveStateRequest, disableSessionManagement);
 166
 167 #ifdef FLATPAK
 168         KDBusService dolphinDBusService(KDBusService::NoExitOnFailure);
 169 #else
 170         KDBusService dolphinDBusService;
 171 #endif
 172         DBusInterface interface;
 173         interface.setAsDaemon();
 174         return app.exec();
 175     }
 176
 177     if (!parser.isSet(QStringLiteral("new-window"))) {
 178         if (Dolphin::attachToExistingInstance(urls, openFiles, splitView)) {
 179             // Successfully attached to existing instance of Dolphin
 180             return 0;
 181         }
 182     }
 183
 184     if (!startedWithURLs) {
 185         // We need at least one URL to open Dolphin
 186         urls.append(Dolphin::homeUrl());
 187     }
 188
 189     if (splitView && urls.size() < 2) {
 190         // Split view does only make sense if we have at least 2 URLs
 191         urls.append(urls.last());
 192     }
 193
 194     DolphinMainWindow* mainWindow = new DolphinMainWindow();
 195
 196     if (openFiles) {
 197         mainWindow->openFiles(urls, splitView);
 198     } else {
 199         mainWindow->openDirectories(urls, splitView);
 200     }
 201
 202     mainWindow->show();
 203
 204     // Allow starting Dolphin on a system that is not running DBus:
 205     KDBusService::StartupOptions serviceOptions = KDBusService::Multiple;
 206     if (!QDBusConnection::sessionBus().isConnected()) {
 207         serviceOptions |= KDBusService::NoExitOnFailure;
 208     }
 209     KDBusService dolphinDBusService(serviceOptions);
 210     DBusInterface interface;
 211
 212     if (!app.isSessionRestored()) {
 213         KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
 214     }
 215
 216     // Only restore session if:
 217     // 1. Not explicitly opening a new instance
 218     // 2. The "remember state" setting is enabled or session restoration after
 219     //    reboot is in use
 220     // 3. There is a session available to restore
 221     if (!parser.isSet(QStringLiteral("new-window"))
 222         && (app.isSessionRestored() || GeneralSettings::rememberOpenedTabs())
 223     ) {
 224         // Get saved state data for the last-closed Dolphin instance
 225         const QString serviceName = QStringLiteral("org.kde.dolphin-%1").arg(QCoreApplication::applicationPid());
 226         if (Dolphin::dolphinGuiInstances(serviceName).size() > 0) {
 227             const QString className = KXmlGuiWindow::classNameOfToplevel(1);
 228             if (className == QLatin1String("DolphinMainWindow")) {
 229                 mainWindow->restore(1);
 230                 // If the user passed any URLs to Dolphin, open those in the
 231                 // window after session-restoring it
 232                 if (startedWithURLs) {
 233                     if (openFiles) {
 234                         mainWindow->openFiles(urls, splitView);
 235                     } else {
 236                         mainWindow->openDirectories(urls, splitView);
 237                     }
 238                 }
 239             } else {
 240                 qCWarning(DolphinDebug) << "Unknown class " << className << " in session saved data!";
 241             }
 242         }
 243     }
 244
 245 #if HAVE_KUSERFEEDBACK
 246     auto feedbackProvider = DolphinFeedbackProvider::instance();
 247     Q_UNUSED(feedbackProvider)
 248 #endif
 249
 250     return app.exec(); // krazy:exclude=crash;
 251 }