Function findCollisions

src/shared/shared.cpp:501–539

}

std::map<std::string, std::string> findCollisions(const QString& currentNameEntry) {
    std::map<std::string, std::string> collisions{};

    // default locations of desktop files on systems
    const auto directories = {
        QString("/usr/share/applications/"),
        QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + "/applications/"
    };

    for (const auto& directory : directories) {
        QDirIterator iterator(directory, QDirIterator::FollowSymlinks);

        while (iterator.hasNext()) {
            const auto filename = iterator.next();

            if (!QFileInfo(filename).isFile() || !filename.endsWith(".desktop"))
                continue;

            std::shared_ptr<GKeyFile> desktopFile(g_key_file_new(), gKeyFileDeleter);
            std::shared_ptr<GError*> error(nullptr, gErrorDeleter);

            // if the key file parser can't load the file, it's most likely not a valid desktop file, so we just skip this file
            if (!g_key_file_load_from_file(desktopFile.get(), filename.toStdString().c_str(), G_KEY_FILE_KEEP_TRANSLATIONS, error.get()))
                continue;

            auto* nameEntry = g_key_file_get_string(desktopFile.get(), G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NAME, error.get());

            // invalid desktop file, needs to be skipped
            if (nameEntry == nullptr)
                continue;

            if (QString(nameEntry).trimmed().startsWith(currentNameEntry.trimmed())) {
                collisions[filename.toStdString()] = nameEntry;
            }
        }
    }

    return collisions;
}

bool updateDesktopDatabaseAndIconCaches() {
    const auto dataLocation = QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation);