Function LoadFromJSON

qrenderdoc/Code/QRDUtils.cpp:2308–2343

}

bool LoadFromJSON(QVariantMap &data, QIODevice &f, const char *magicIdentifier, uint32_t magicVersion)
{
  QByteArray json = f.readAll();

  if(json.isEmpty())
  {
    qCritical() << "Read invalid empty JSON data from file " << f.errorString();
    return false;
  }

  QJsonDocument doc = QJsonDocument::fromJson(json);

  if(doc.isEmpty() || doc.isNull())
  {
    qCritical() << "Failed to convert file to JSON document";
    return false;
  }

  data = doc.toVariant().toMap();

  QString ident = QString::fromLatin1(magicIdentifier);

  if(data.isEmpty() || !data.contains(ident))
  {
    qCritical() << "Converted config data is invalid or unrecognised";
    return false;
  }

  if(data[ident].toUInt() != magicVersion)
  {
    qCritical() << "Converted config data is not the right version";
    return false;
  }

  return true;
}

QString VariantToJSON(const QVariantMap &data)
{