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operator+/- is disabled for QFlags in qt6
[dolphin.git] / src / main.cpp
diff --git a/src/main.cpp b/src/main.cpp
index 2e42cd9be6bfb50aff622aa2dca59b757b3d31d8..ef2905d776ade988e669f67dd134e78cce10f146 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,99 +1,223 @@
-/***************************************************************************
- *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
- *   Copyright (C) 2006 by Stefan Monov <logixoul@gmail.com>               *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
- ***************************************************************************/
-
-#include "dolphinapplication.h"
+/*
+ * SPDX-FileCopyrightText: 2006 Peter Penz <peter.penz19@gmail.com>
+ * SPDX-FileCopyrightText: 2006 Stefan Monov <logixoul@gmail.com>
+ * SPDX-FileCopyrightText: 2015 Mathieu Tarral <mathieu.tarral@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
 
+#include "dbusinterface.h"
+#include "dolphin_generalsettings.h"
+#include "dolphin_version.h"
+#include "dolphindebug.h"
 #include "dolphinmainwindow.h"
 #include "dolphinmainwindow.h"
+#include "global.h"
+#include "config-kuserfeedback.h"
+#ifdef HAVE_KUSERFEEDBACK
+#include "userfeedback/dolphinfeedbackprovider.h"
+#endif
 
 
-#include <kaboutdata.h>
-#include <kcmdlineargs.h>
-#include <kicon.h>
-#include <klocale.h>
-#include <kmainwindow.h>
-#include <kdebug.h>
+#include <KAboutData>
+#include <KCrash>
+#include <KDBusService>
+#include <KLocalizedString>
+#include <Kdelibs4ConfigMigrator>
+#include <KConfigGui>
 
 
-int main(int argc, char **argv)
+#include <QApplication>
+#include <QCommandLineParser>
+#include <QDBusConnection>
+#include <QDBusInterface>
+#include <QDBusAbstractInterface>
+#include <QDBusConnectionInterface>
+#include <QSessionManager>
+
+#ifndef Q_OS_WIN
+#include <unistd.h>
+#endif
+#include <iostream>
+
+extern "C" Q_DECL_EXPORT int kdemain(int argc, char **argv)
 {
 {
-    KAboutData about("dolphin", 0,
-                     ki18nc("@title", "Dolphin"),
-                     "1.0.99",
-                     ki18nc("@title", "File Manager"),
-                     KAboutData::License_GPL,
-                     ki18nc("@info:credit", "(C) 2006, 2007 Peter Penz"));
-    about.setHomepage("http://enzosworld.gmxhome.de");
-    about.addAuthor(ki18nc("@info:credit", "Peter Penz"),
-                    ki18nc("@info:credit", "Maintainer and developer"),
-                    "peter.penz@gmx.at");
-    about.addAuthor(ki18nc("@info:credit", "David Faure"),
-                    ki18nc("@info:credit", "Developer"),
-                    "faure@kde.org");
-    about.addAuthor(ki18nc("@info:credit", "Aaron J. Seigo"),
-                    ki18nc("@info:credit", "Developer"),
-                    "aseigo@kde.org");
-    about.addAuthor(ki18nc("@info:credit", "Rafael Fernández López"),
-                    ki18nc("@info:credit", "Developer"),
-                    "ereslibre@kde.org");
-    about.addAuthor(ki18nc("@info:credit", "Kevin Ottens"),
-                    ki18nc("@info:credit", "Developer"),
-                    "ervin@kde.org");
-    about.addAuthor(ki18nc("@info:credit", "Holger Freyther"),
-                    ki18nc("@info:credit", "Developer"),
-                    "freyther@gmx.net");
-    about.addAuthor(ki18nc("@info:credit", "Max Blazejak"),
-                    ki18nc("@info:credit", "Developer"),
-                    "m43ksrocks@gmail.com");
-    about.addAuthor(ki18nc("@info:credit", "Michael Austin"),
-                    ki18nc("@info:credit", "Documentation"),
-                    "tuxedup@users.sourceforge.net");
-
-    KCmdLineArgs::init(argc, argv, &about);
-
-    KCmdLineOptions options;
-    options.add("+[Url]", ki18nc("@info:shell", "Document to open"));
-    KCmdLineArgs::addCmdLineOptions(options);
-
-    if (!DolphinApplication::start()) {
-        return 0;
+#ifndef Q_OS_WIN
+    // Prohibit using sudo or kdesu (but allow using the root user directly)
+    if (getuid() == 0) {
+        if (!qEnvironmentVariableIsEmpty("SUDO_USER")) {
+            std::cout << "Executing Dolphin with sudo is not possible due to unfixable security vulnerabilities." << std::endl;
+            return EXIT_FAILURE;
+        } else if (!qEnvironmentVariableIsEmpty("KDESU_USER")) {
+            std::cout << "Executing Dolphin with kdesu is not possible due to unfixable security vulnerabilities." << std::endl;
+            return EXIT_FAILURE;
+        }
     }
     }
+#endif
+
+    /**
+     * enable high dpi support
+     */
+    QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps, true);
+    QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling, true);
+
+    QApplication app(argc, argv);
+    app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager"), app.windowIcon()));
+
+    KCrash::initialize();
+
+    Kdelibs4ConfigMigrator migrate(QStringLiteral("dolphin"));
+    migrate.setConfigFiles(QStringList() << QStringLiteral("dolphinrc"));
+    migrate.setUiFiles(QStringList() << QStringLiteral("dolphinpart.rc") << QStringLiteral("dolphinui.rc"));
+    migrate.migrate();
+
+    KLocalizedString::setApplicationDomain("dolphin");
+
+    KAboutData aboutData(QStringLiteral("dolphin"), i18n("Dolphin"), QStringLiteral(DOLPHIN_VERSION_STRING),
+                         i18nc("@title", "File Manager"),
+                         KAboutLicense::GPL,
+                         i18nc("@info:credit", "(C) 2006-2018 Peter Penz, Frank Reininghaus, Emmanuel Pescosta and Elvis Angelaccio"));
+    aboutData.setHomepage(QStringLiteral("https://kde.org/applications/system/org.kde.dolphin"));
+    aboutData.addAuthor(i18nc("@info:credit", "Elvis Angelaccio"),
+                        i18nc("@info:credit", "Maintainer (since 2018) and developer"),
+                        QStringLiteral("elvis.angelaccio@kde.org"));
+    aboutData.addAuthor(i18nc("@info:credit", "Emmanuel Pescosta"),
+                        i18nc("@info:credit", "Maintainer (2014-2018) and developer"),
+                        QStringLiteral("emmanuelpescosta099@gmail.com"));
+    aboutData.addAuthor(i18nc("@info:credit", "Frank Reininghaus"),
+                        i18nc("@info:credit", "Maintainer (2012-2014) and developer"),
+                        QStringLiteral("frank78ac@googlemail.com"));
+    aboutData.addAuthor(i18nc("@info:credit", "Peter Penz"),
+                        i18nc("@info:credit", "Maintainer and developer (2006-2012)"),
+                        QStringLiteral("peter.penz19@gmail.com"));
+    aboutData.addAuthor(i18nc("@info:credit", "Sebastian Trüg"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("trueg@kde.org"));
+    aboutData.addAuthor(i18nc("@info:credit", "David Faure"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("faure@kde.org"));
+    aboutData.addAuthor(i18nc("@info:credit", "Aaron J. Seigo"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("aseigo@kde.org"));
+    aboutData.addAuthor(i18nc("@info:credit", "Rafael Fernández López"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("ereslibre@kde.org"));
+    aboutData.addAuthor(i18nc("@info:credit", "Kevin Ottens"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("ervin@kde.org"));
+    aboutData.addAuthor(i18nc("@info:credit", "Holger Freyther"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("freyther@gmx.net"));
+    aboutData.addAuthor(i18nc("@info:credit", "Max Blazejak"),
+                        i18nc("@info:credit", "Developer"),
+                        QStringLiteral("m43ksrocks@gmail.com"));
+    aboutData.addAuthor(i18nc("@info:credit", "Michael Austin"),
+                        i18nc("@info:credit", "Documentation"),
+                        QStringLiteral("tuxedup@users.sourceforge.net"));
 
 
-    DolphinApplication app;
-    // the .desktop file is not taken into account when launching manually, so
-    // set the icon precautionally:
-    QApplication::setWindowIcon(KIcon("system-file-manager"));
-    KGlobal::locale()->insertCatalog("libkonq"); // needed for applications using libkonq
+    KAboutData::setApplicationData(aboutData);
 
 
-    if (app.isSessionRestored()) {
-        int n = 1;
-        while (KMainWindow::canBeRestored(n)) {
-            const QString className = KXmlGuiWindow::classNameOfToplevel(n);
+    QCommandLineParser parser;
+    aboutData.setupCommandLine(&parser);
+
+    // command line options
+    parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("select"), i18nc("@info:shell", "The files and folders passed as arguments "
+                                                                                        "will be selected.")));
+    parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("split"), i18nc("@info:shell", "Dolphin will get started with a split view.")));
+    parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("new-window"), i18nc("@info:shell", "Dolphin will explicitly open in a new window.")));
+    parser.addOption(QCommandLineOption(QStringList() << QStringLiteral("daemon"), i18nc("@info:shell", "Start Dolphin Daemon (only required for DBus Interface)")));
+    parser.addPositionalArgument(QStringLiteral("+[Url]"), i18nc("@info:shell", "Document to open"));
+
+    parser.process(app);
+    aboutData.processCommandLine(&parser);
+
+    const bool splitView = parser.isSet(QStringLiteral("split")) || GeneralSettings::splitView();
+    const bool openFiles = parser.isSet(QStringLiteral("select"));
+    const QStringList args = parser.positionalArguments();
+    QList<QUrl> urls = Dolphin::validateUris(args);
+    // We later mutate urls, so we need to store if it was empty originally
+    const bool startedWithURLs = !urls.isEmpty();
+
+
+    if (parser.isSet(QStringLiteral("daemon"))) {
+        // Disable session management for the daemonized version
+        // See https://bugs.kde.org/show_bug.cgi?id=417219
+        auto disableSessionManagement = [](QSessionManager &sm) {
+            sm.setRestartHint(QSessionManager::RestartNever);
+        };
+        QObject::connect(&app, &QGuiApplication::commitDataRequest, disableSessionManagement);
+        QObject::connect(&app, &QGuiApplication::saveStateRequest, disableSessionManagement);
+
+        KDBusService dolphinDBusService;
+        DBusInterface interface;
+        interface.setAsDaemon();
+        return app.exec();
+    }
+
+    if (!parser.isSet(QStringLiteral("new-window"))) {
+        if (Dolphin::attachToExistingInstance(urls, openFiles, splitView)) {
+            // Successfully attached to existing instance of Dolphin
+            return 0;
+        }
+    }
+
+    if (!startedWithURLs) {
+        // We need at least one URL to open Dolphin
+        urls.append(Dolphin::homeUrl());
+    }
+
+    if (splitView && urls.size() < 2) {
+        // Split view does only make sense if we have at least 2 URLs
+        urls.append(urls.last());
+    }
+
+    DolphinMainWindow* mainWindow = new DolphinMainWindow();
+
+    if (openFiles) {
+        mainWindow->openFiles(urls, splitView);
+    } else {
+        mainWindow->openDirectories(urls, splitView);
+    }
+
+    mainWindow->show();
+
+    KDBusService dolphinDBusService;
+    DBusInterface interface;
+
+    if (!app.isSessionRestored()) {
+        KConfigGui::setSessionConfig(QStringLiteral("dolphin"), QStringLiteral("dolphin"));
+    }
+
+    // Only restore session if:
+    // 1. Not explicitly opening a new instance
+    // 2. The "remember state" setting is enabled or session restoration after
+    //    reboot is in use
+    // 3. There is a session available to restore
+    if (!parser.isSet(QStringLiteral("new-window"))
+        && (app.isSessionRestored() || GeneralSettings::rememberOpenedTabs())
+    ) {
+        // Get saved state data for the last-closed Dolphin instance
+        const QString serviceName = QStringLiteral("org.kde.dolphin-%1").arg(QCoreApplication::applicationPid());
+        if (Dolphin::dolphinGuiInstances(serviceName).size() > 0) {
+            const QString className = KXmlGuiWindow::classNameOfToplevel(1);
             if (className == QLatin1String("DolphinMainWindow")) {
             if (className == QLatin1String("DolphinMainWindow")) {
-                DolphinMainWindow* win = app.createMainWindow();
-                win->restore(n);
+                mainWindow->restore(1);
+                // If the user passed any URLs to Dolphin, open those in the
+                // window after session-restoring it
+                if (startedWithURLs) {
+                    mainWindow->openDirectories(urls, splitView);
+                }
+
+                // Now handle invalid locations in the set of active views to
+                // avoid issues like https://bugs.kde.org/show_bug.cgi?id=427619
+                mainWindow->setViewsWithInvalidPathsToHome();
             } else {
             } else {
-                kWarning() << "Unknown class " << className << " in session saved data!";
+                qCWarning(DolphinDebug) << "Unknown class " << className << " in session saved data!";
             }
             }
-            ++n;
         }
         }
-    } else {
-        app.exec();
     }
 
     }
 
-    return 0;
+#ifdef HAVE_KUSERFEEDBACK
+    auto feedbackProvider = DolphinFeedbackProvider::instance();
+    Q_UNUSED(feedbackProvider)
+#endif
+
+    return app.exec(); // krazy:exclude=crash;
 }
 }