Method loadFromLevelDat

launcher/minecraft/World.cpp:438–486

}

void World::loadFromLevelDat(QByteArray data)
{
    auto levelData = parseLevelDat(data);
    if (!levelData) {
        m_isValid = false;
        return;
    }

    nbt::value* valPtr = nullptr;
    try {
        valPtr = &levelData->at("Data");
    } catch (const std::out_of_range& e) {
        qWarning().nospace() << "Unable to read NBT tags from " << m_folderName << ": " << e.what();
        m_isValid = false;
        return;
    }
    nbt::value& val = *valPtr;

    m_isValid = val.get_type() == nbt::tag_type::Compound;
    if (!m_isValid)
        return;

    auto name = read_string(val, "LevelName");
    m_actualName = name ? *name : m_folderName;

    auto timestamp = read_long(val, "LastPlayed");
    m_lastPlayed = timestamp ? QDateTime::fromMSecsSinceEpoch(*timestamp) : m_levelDatTime;

    m_gameType = read_gametype(val, "GameType");

    optional<int64_t> randomSeed;
    try {
        auto& WorldGen_val = val.at("WorldGenSettings");
        randomSeed = read_long(WorldGen_val, "seed");
    } catch (const std::out_of_range&) {
    }
    if (!randomSeed) {
        randomSeed = read_long(val, "RandomSeed");
    }
    m_randomSeed = randomSeed ? *randomSeed : 0;

    qDebug() << "World Name:" << m_actualName;
    qDebug() << "Last Played:" << m_lastPlayed.toString();
    if (randomSeed) {
        qDebug() << "Seed:" << *randomSeed;
    }
    qDebug() << "Size:" << m_size;
    qDebug() << "GameType:" << m_gameType.toLogString();
}

bool World::replace(World& with)
{