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-kuserfeedback.h"
  16 #ifdef HAVE_KUSERFEEDBACK
  17 #include "userfeedback/dolphinfeedbackprovider.h"
  18 #endif
  19
  20 #include <KAboutData>
  21 #include <KCrash>
  22 #include <KDBusService>
  23 #include <KLocalizedString>
  24 #include <KToolBar>
  25 #include <Kdelibs4ConfigMigrator>
  26 #include <KConfigGui>
  27
  28 #include <QApplication>
  29 #include <QCommandLineParser>
  30 #include <QDBusConnection>
  31 #include <QDBusInterface>
  32 #include <QDBusAbstractInterface>
  33 #include <QDBusConnectionInterface>
  34 #include <QSessionManager>
  35
  36 #ifndef Q_OS_WIN
  37 #include <unistd.h>
  38 #endif
  39 #include <iostream>
  40
  41 extern "C" Q_DECL_EXPORT int kdemain(int argc, char **argv)
  42 {
  43 #ifndef Q_OS_WIN
  44     // Prohibit using sudo or kdesu (but allow using the root user directly)
  45     if (getuid() == 0) {
  46         if (!qEnvironmentVariableIsEmpty("SUDO_USER")) {
  47             std::cout << "Executing Dolphin with sudo is not possible due to unfixable security vulnerabilities." << std::endl;
  48             return EXIT_FAILURE;
  49         } else if (!qEnvironmentVariableIsEmpty("KDESU_USER")) {
  50             std::cout << "Executing Dolphin with kdesu is not possible due to unfixable security vulnerabilities." << std::endl;
  51             return EXIT_FAILURE;
  52         }
  53     }
  54 #endif
  55
  56     /**
  57      * enable high dpi support
  58      */
  59     QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, true);
  60     QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true);
  61
  62     QApplication app(argc, argv);
  63     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager"), app.windowIcon()));
  64
  65     KCrash::initialize();
  66
  67     Kdelibs4ConfigMigrator migrate(QStringLiteral("dolphin"));
  68     migrate.setConfigFiles(QStringList() << QStringLiteral("dolphinrc"));
  69     migrate.setUiFiles(QStringList() << QStringLiteral("dolphinpart.rc") << QStringLiteral("dolphinui.rc"));
  70     migrate.migrate();
  71
  72     KLocalizedString::setApplicationDomain("dolphin");
  73
  74     KAboutData aboutData(QStringLiteral("dolphin"), i18n("Dolphin"), QStringLiteral(DOLPHIN_VERSION_STRING),
  75                          i18nc("@title", "File Manager"),
  76                          KAboutLicense::GPL,
  77                          i18nc("@info:credit", "(C) 2006-2018 Peter Penz, Frank Reininghaus, Emmanuel Pescosta and Elvis Angelaccio"));
  78     aboutData.setHomepage(QStringLiteral("https://kde.org/applications/system/org.kde.dolphin"));
  79     aboutData.addAuthor(i18nc("@info:credit", "Elvis Angelaccio"),
  80                         i18nc("@info:credit", "Maintainer (since 2018) and developer"),
  81                         QStringLiteral("elvis.angelaccio@kde.org"));
  82     aboutData.addAuthor(i18nc("@info:credit", "Emmanuel Pescosta"),
  83                         i18nc("@info:credit", "Maintainer (2014-2018) and developer"),
  84                         QStringLiteral("emmanuelpescosta099@gmail.com"));
  85     aboutData.addAuthor(i18nc("@info:credit", "Frank Reininghaus"),
  86                         i18nc("@info:credit", "Maintainer (2012-2014) and developer"),
  87                         QStringLiteral("frank78ac@googlemail.com"));
  88     aboutData.addAuthor(i18nc("@info:credit", "Peter Penz"),
  89                         i18nc("@info:credit", "Maintainer and developer (2006-2012)"),
  90                         QStringLiteral("peter.penz19@gmail.com"));
  91     aboutData.addAuthor(i18nc("@info:credit", "Sebastian Trüg"),
  92                         i18nc("@info:credit", "Developer"),
  93                         QStringLiteral("trueg@kde.org"));
  94     aboutData.addAuthor(i18nc("@info:credit", "David Faure"),
  95                         i18nc("@info:credit", "Developer"),
  96                         QStringLiteral("faure@kde.org"));
  97     aboutData.addAuthor(i18nc("@info:credit", "Aaron J. Seigo"),
  98                         i18nc("@info:credit", "Developer"),
  99                         QStringLiteral("aseigo@kde.org"));
 100     aboutData.addAuthor(i18nc("@info:credit", "Rafael Fernández López"),
 101                         i18nc("@info:credit", "Developer"),
 102                         QStringLiteral("ereslibre@kde.org"));
 103     aboutData.addAuthor(i18nc("@info:credit", "Kevin Ottens"),
 104                         i18nc("@info:credit", "Developer"),
 105                         QStringLiteral("ervin@kde.org"));
 106     aboutData.addAuthor(i18nc("@info:credit", "Holger Freyther"),
 107                         i18nc("@info:credit", "Developer"),
 108                         QStringLiteral("freyther@gmx.net"));
 109     aboutData.addAuthor(i18nc("@info:credit", "Max Blazejak"),
 110                         i18nc("@info:credit", "Developer"),
 111                         QStringLiteral("m43ksrocks@gmail.com"));
 112     aboutData.addAuthor(i18nc("@info:credit", "Michael Austin"),
 113                         i18nc("@info:credit", "Documentation"),
 114                         QStringLiteral("tuxedup@users.sourceforge.net"));
 115
 116     KAboutData::setApplicationData(aboutData);
 117
 118     QCommandLineParser parser;
 119     aboutData.setupCommandLine(&parser);
 120
 121     // command line options
 122     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("select"), i18nc("@info:shell", "The files and folders passed as arguments "
 123                                                                                         "will be selected.")));
 124     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("split"), i18nc("@info:shell", "Dolphin will get started with a split view.")));
 125     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("new-window"), i18nc("@info:shell", "Dolphin will explicitly open in a new window.")));
 126     parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("daemon"), i18nc("@info:shell", "Start Dolphin Daemon (only required for DBus Interface)")));
 127     parser.addPositionalArgument(QStringLiteral("+[Url]"), i18nc("@info:shell", "Document to open"));
 128
 129     parser.process(app);
 130     aboutData.processCommandLine(&parser);
 131
 132     const bool splitView = parser.isSet(QStringLiteral("split")) || GeneralSettings::splitView();
 133     const bool openFiles = parser.isSet(QStringLiteral("select"));
 134     const QStringList args = parser.positionalArguments();
 135     QList<QUrl> urls = Dolphin::validateUris(args);
 136     // We later mutate urls, so we need to store if it was empty originally
 137     const bool startedWithURLs = !urls.isEmpty();
 138
 139
 140     if (parser.isSet(QStringLiteral("daemon"))) {
 141         // Disable session management for the daemonized version
 142         // See https://bugs.kde.org/show_bug.cgi?id=417219
 143         auto disableSessionManagement = [](QSessionManager &sm) {
 144             sm.setRestartHint(QSessionManager::RestartNever);
 145         };
 146         QObject::connect(&app, &QGuiApplication::commitDataRequest, disableSessionManagement);
 147         QObject::connect(&app, &QGuiApplication::saveStateRequest, disableSessionManagement);
 148
 149         KDBusService dolphinDBusService;
 150         DBusInterface interface;
 151         interface.setAsDaemon();
 152         return app.exec();
 153     }
 154
 155     if (!parser.isSet(QStringLiteral("new-window"))) {
 156         if (Dolphin::attachToExistingInstance(urls, openFiles, splitView)) {
 157             // Successfully attached to existing instance of Dolphin
 158             return 0;
 159         }
 160     }
 161
 162     if (!startedWithURLs) {
 163         // We need at least one URL to open Dolphin
 164         urls.append(Dolphin::homeUrl());
 165     }
 166
 167     if (splitView && urls.size() < 2) {
 168         // Split view does only make sense if we have at least 2 URLs
 169         urls.append(urls.last());
 170     }
 171
 172     DolphinMainWindow* mainWindow = new DolphinMainWindow();
 173
 174     if (openFiles) {
 175         mainWindow->openFiles(urls, splitView);
 176     } else {
 177         mainWindow->openDirectories(urls, splitView);
 178     }
 179
 180     mainWindow->show();
 181
 182     KDBusService dolphinDBusService;
 183     DBusInterface interface;
 184
 185     if (!app.isSessionRestored()) {
 186         KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
 187     }
 188
 189     // Only restore session if:
 190     // 1. Not explicitly opening a new instance
 191     // 2. The "remember state" setting is enabled or session restoration after
 192     //    reboot is in use
 193     // 3. There is a session available to restore
 194     if (!parser.isSet(QStringLiteral("new-window"))
 195         && (app.isSessionRestored() || GeneralSettings::rememberOpenedTabs())
 196     ) {
 197         // Get saved state data for the last-closed Dolphin instance
 198         const QString serviceName = QStringLiteral("org.kde.dolphin-%1").arg(QCoreApplication::applicationPid());
 199         if (Dolphin::dolphinGuiInstances(serviceName).size() > 0) {
 200             const QString className = KXmlGuiWindow::classNameOfToplevel(1);
 201             if (className == QLatin1String("DolphinMainWindow")) {
 202                 mainWindow->restore(1);
 203                 // If the user passed any URLs to Dolphin, open those in the
 204                 // window after session-restoring it
 205                 if (startedWithURLs) {
 206                     mainWindow->openDirectories(urls, splitView);
 207                 }
 208
 209                 // Now handle invalid locations in the set of active views to
 210                 // avoid issues like https://bugs.kde.org/show_bug.cgi?id=427619
 211                 mainWindow->setViewsWithInvalidPathsToHome();
 212             } else {
 213                 qCWarning(DolphinDebug) << "Unknown class " << className << " in session saved data!";
 214             }
 215         }
 216     }
 217     Qt::ToolBarArea area = mainWindow->toolBarArea(mainWindow->toolBar());
 218     if (area != Qt::TopToolBarArea && area != Qt::BottomToolBarArea) {
 219         // Migrate users with disabled tool bar positions.
 220         // Remove this a few years from now (2020).
 221         mainWindow->addToolBar(Qt::TopToolBarArea, mainWindow->toolBar());
 222     }
 223
 224 #ifdef HAVE_KUSERFEEDBACK
 225     auto feedbackProvider = DolphinFeedbackProvider::instance();
 226     Q_UNUSED(feedbackProvider)
 227 #endif
 228
 229     return app.exec(); // krazy:exclude=crash;
 230 }