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 "config-dolphin.h"
  10 #include "dbusinterface.h"
  11 #include "dolphin_generalsettings.h"
  12 #include "dolphin_version.h"
  13 #include "dolphindebug.h"
  14 #include "dolphinmainwindow.h"
  15 #include "global.h"
  16 #if HAVE_KUSERFEEDBACK
  17 #include "userfeedback/dolphinfeedbackprovider.h"
  18 #endif
  19
  20 #include <KAboutData>
  21 #include <KConfigGui>
  22 #include <KCrash>
  23 #include <KDBusService>
  24 #include <KIO/PreviewJob>
  25 #include <KLocalizedString>
  26 #include <KWindowSystem>
  27
  28 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
  29 #include <Kdelibs4ConfigMigrator>
  30 #endif
  31
  32 #include <QApplication>
  33 #include <QCommandLineParser>
  34 #include <QDBusConnection>
  35 #include <QDBusConnectionInterface>
  36 #include <QSessionManager>
  37
  38 #if HAVE_X11
  39 #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
  40 #include <private/qtx11extras_p.h>
  41 #else
  42 #include <QX11Info>
  43 #endif
  44 #endif
  45
  46 #ifndef Q_OS_WIN
  47 #include <unistd.h>
  48 #endif
  49 #include <iostream>
  50
  51 int main(int argc, char **argv)
  52 {
  53 #ifndef Q_OS_WIN
  54     // Prohibit using sudo or kdesu (but allow using the root user directly)
  55     if (getuid() == 0) {
  56         if (!qEnvironmentVariableIsEmpty("SUDO_USER")) {
  57             std::cout << "Running Dolphin with sudo is not supported as it can cause bugs and expose you to security vulnerabilities. Instead, install the "
  58                          "`kio-admin` package from your distro and use it to manage root-owned locations by right-clicking on them and selecting \"Open as "
  59                          "Administrator\"."
  60                       << std::endl;
  61             return EXIT_FAILURE;
  62         } else if (!qEnvironmentVariableIsEmpty("KDESU_USER")) {
  63             std::cout << "Running Dolphin with kdesu is not supported as it can cause bugs and expose you to security vulnerabilities. Instead, install the "
  64                          "`kio-admin` package from your distro and use it to manage root-owned locations by right-clicking on them and selecting \"Open as "
  65                          "Administrator\"."
  66                       << std::endl;
  67             return EXIT_FAILURE;
  68         }
  69     }
  70 #endif
  71
  72     /**
  73      * enable high dpi support
  74      */
  75 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
  76     QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, true);
  77     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true);
  78 #endif
  79     QApplication app(argc, argv);
  80     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager"), app.windowIcon()));
  81
  82     KCrash::initialize();
  83
  84 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
  85     Kdelibs4ConfigMigrator migrate(QStringLiteral("dolphin"));
  86     migrate.setConfigFiles(QStringList() << QStringLiteral("dolphinrc"));
  87     migrate.setUiFiles(QStringList() << QStringLiteral("dolphinpart.rc") << QStringLiteral("dolphinui.rc"));
  88     migrate.migrate();
  89 #endif
  90
  91     KLocalizedString::setApplicationDomain("dolphin");
  92
  93     KAboutData aboutData(QStringLiteral("dolphin"),
  94                          i18n("Dolphin"),
  95                          QStringLiteral(DOLPHIN_VERSION_STRING),
  96                          i18nc("@title", "File Manager"),
  97                          KAboutLicense::GPL,
  98                          i18nc("@info:credit", "(C) 2006-2022 The Dolphin Developers"));
  99     aboutData.setHomepage(QStringLiteral("https://kde.org/applications/system/org.kde.dolphin"));
 100     aboutData.addAuthor(i18nc("@info:credit", "Felix Ernst"),
 101                         i18nc("@info:credit", "Maintainer (since 2021) and developer"),
 102                         QStringLiteral("felixernst@kde.org"));
 103     aboutData.addAuthor(i18nc("@info:credit", "Méven Car"),
 104                         i18nc("@info:credit", "Maintainer (since 2021) and developer (since 2019)"),
 105                         QStringLiteral("meven@kde.org"));
 106     aboutData.addAuthor(i18nc("@info:credit", "Elvis Angelaccio"),
 107                         i18nc("@info:credit", "Maintainer (2018-2021) and developer"),
 108                         QStringLiteral("elvis.angelaccio@kde.org"));
 109     aboutData.addAuthor(i18nc("@info:credit", "Emmanuel Pescosta"),
 110                         i18nc("@info:credit", "Maintainer (2014-2018) and developer"),
 111                         QStringLiteral("emmanuelpescosta099@gmail.com"));
 112     aboutData.addAuthor(i18nc("@info:credit", "Frank Reininghaus"),
 113                         i18nc("@info:credit", "Maintainer (2012-2014) and developer"),
 114                         QStringLiteral("frank78ac@googlemail.com"));
 115     aboutData.addAuthor(i18nc("@info:credit", "Peter Penz"),
 116                         i18nc("@info:credit", "Maintainer and developer (2006-2012)"),
 117                         QStringLiteral("peter.penz19@gmail.com"));
 118     aboutData.addAuthor(i18nc("@info:credit", "Sebastian Trüg"), i18nc("@info:credit", "Developer"), QStringLiteral("trueg@kde.org"));
 119     aboutData.addAuthor(i18nc("@info:credit", "David Faure"), i18nc("@info:credit", "Developer"), QStringLiteral("faure@kde.org"));
 120     aboutData.addAuthor(i18nc("@info:credit", "Aaron J. Seigo"), i18nc("@info:credit", "Developer"), QStringLiteral("aseigo@kde.org"));
 121     aboutData.addAuthor(i18nc("@info:credit", "Rafael Fernández López"), i18nc("@info:credit", "Developer"), QStringLiteral("ereslibre@kde.org"));
 122     aboutData.addAuthor(i18nc("@info:credit", "Kevin Ottens"), i18nc("@info:credit", "Developer"), QStringLiteral("ervin@kde.org"));
 123     aboutData.addAuthor(i18nc("@info:credit", "Holger Freyther"), i18nc("@info:credit", "Developer"), QStringLiteral("freyther@gmx.net"));
 124     aboutData.addAuthor(i18nc("@info:credit", "Max Blazejak"), i18nc("@info:credit", "Developer"), QStringLiteral("m43ksrocks@gmail.com"));
 125     aboutData.addAuthor(i18nc("@info:credit", "Michael Austin"), i18nc("@info:credit", "Documentation"), QStringLiteral("tuxedup@users.sourceforge.net"));
 126
 127     KAboutData::setApplicationData(aboutData);
 128
 129     QCommandLineParser parser;
 130     aboutData.setupCommandLine(&parser);
 131
 132     // command line options
 133     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("select"),
 134                                         i18nc("@info:shell",
 135                                               "The files and folders passed as arguments "
 136                                               "will be selected.")));
 137     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("split"), i18nc("@info:shell", "Dolphin will get started with a split view.")));
 138     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("new-window"), i18nc("@info:shell", "Dolphin will explicitly open in a new window.")));
 139     parser.addOption(
 140         QCommandLineOption(QStringList() << QStringLiteral("daemon"), i18nc("@info:shell", "Start Dolphin Daemon (only required for DBus Interface).")));
 141     parser.addPositionalArgument(QStringLiteral("+[Url]"), i18nc("@info:shell", "Document to open"));
 142
 143     parser.process(app);
 144     aboutData.processCommandLine(&parser);
 145
 146     const bool splitView = parser.isSet(QStringLiteral("split")) || GeneralSettings::splitView();
 147     const bool openFiles = parser.isSet(QStringLiteral("select"));
 148     const QStringList args = parser.positionalArguments();
 149     QList<QUrl> urls = Dolphin::validateUris(args);
 150     // We later mutate urls, so we need to store if it was empty originally
 151     const bool startedWithURLs = !urls.isEmpty();
 152
 153     if (parser.isSet(QStringLiteral("daemon"))) {
 154         // Disable session management for the daemonized version
 155         // See https://bugs.kde.org/show_bug.cgi?id=417219
 156         auto disableSessionManagement = [](QSessionManager &sm) {
 157             sm.setRestartHint(QSessionManager::RestartNever);
 158         };
 159         QObject::connect(&app, &QGuiApplication::commitDataRequest, disableSessionManagement);
 160         QObject::connect(&app, &QGuiApplication::saveStateRequest, disableSessionManagement);
 161
 162 #ifdef FLATPAK
 163         KDBusService dolphinDBusService(KDBusService::NoExitOnFailure);
 164 #else
 165         KDBusService dolphinDBusService;
 166 #endif
 167         DBusInterface interface;
 168         interface.setAsDaemon();
 169         return app.exec();
 170     }
 171
 172     if (!parser.isSet(QStringLiteral("new-window"))) {
 173         QString token;
 174         if (KWindowSystem::isPlatformWayland()) {
 175             token = qEnvironmentVariable("XDG_ACTIVATION_TOKEN");
 176             qunsetenv("XDG_ACTIVATION_TOKEN");
 177         } else if (KWindowSystem::isPlatformX11()) {
 178 #if HAVE_X11
 179             token = QX11Info::nextStartupId();
 180 #endif
 181         }
 182
 183         if (Dolphin::attachToExistingInstance(urls, openFiles, splitView, QString(), token)) {
 184             // Successfully attached to existing instance of Dolphin
 185             return 0;
 186         }
 187     }
 188
 189     if (!startedWithURLs) {
 190         // We need at least one URL to open Dolphin
 191         urls.append(Dolphin::homeUrl());
 192     }
 193
 194     if (splitView && urls.size() < 2) {
 195         // Split view does only make sense if we have at least 2 URLs
 196         urls.append(urls.last());
 197     }
 198
 199     DolphinMainWindow *mainWindow = new DolphinMainWindow();
 200
 201     if (openFiles) {
 202         mainWindow->openFiles(urls, splitView);
 203     } else {
 204         mainWindow->openDirectories(urls, splitView);
 205     }
 206
 207     mainWindow->show();
 208
 209     // Allow starting Dolphin on a system that is not running DBus:
 210     KDBusService::StartupOptions serviceOptions = KDBusService::Multiple;
 211     if (!QDBusConnection::sessionBus().isConnected()) {
 212         serviceOptions |= KDBusService::NoExitOnFailure;
 213     }
 214     KDBusService dolphinDBusService(serviceOptions);
 215     DBusInterface interface;
 216
 217     if (!app.isSessionRestored()) {
 218         KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
 219     }
 220
 221     // Only restore session if:
 222     // 1. Not explicitly opening a new instance
 223     // 2. The "remember state" setting is enabled or session restoration after
 224     //    reboot is in use
 225     // 3. There is a session available to restore
 226     if (!parser.isSet(QStringLiteral("new-window")) && (app.isSessionRestored() || GeneralSettings::rememberOpenedTabs())) {
 227         // Get saved state data for the last-closed Dolphin instance
 228         const QString serviceName = QStringLiteral("org.kde.dolphin-%1").arg(QCoreApplication::applicationPid());
 229         if (Dolphin::dolphinGuiInstances(serviceName).size() > 0) {
 230             const QString className = KXmlGuiWindow::classNameOfToplevel(1);
 231             if (className == QLatin1String("DolphinMainWindow")) {
 232                 mainWindow->restore(1);
 233                 // If the user passed any URLs to Dolphin, open those in the
 234                 // window after session-restoring it
 235                 if (startedWithURLs) {
 236                     if (openFiles) {
 237                         mainWindow->openFiles(urls, splitView);
 238                     } else {
 239                         mainWindow->openDirectories(urls, splitView);
 240                     }
 241                 }
 242             } else {
 243                 qCWarning(DolphinDebug) << "Unknown class " << className << " in session saved data!";
 244             }
 245         }
 246     }
 247
 248 #if HAVE_KUSERFEEDBACK
 249     auto feedbackProvider = DolphinFeedbackProvider::instance();
 250     Q_UNUSED(feedbackProvider)
 251 #endif
 252
 253     return app.exec(); // krazy:exclude=crash;
 254 }