// === GENERAL PURPOSE UTILITY FUNCTIONS ===
QString WebSocket::JsonValueToString(QJsonValue val){
//Note: Do not use this on arrays - only use this on single-value values
QString out;
switch(val.type()){
case QJsonValue::Bool:
out = (val.toBool() ? "true": "false"); break;
case QJsonValue::Double:
out = QString::number(val.toDouble()); break;
case QJsonValue::String:
out = val.toString(); break;
case QJsonValue::Array:
out = "\""+JsonArrayToStringList(val.toArray()).join("\" \"")+"\"";
default:
out.clear();
}
return out;
}
v8::Handle<v8::Value> QV8JsonWrapper::fromJsonValue(const QJsonValue &value)
{
if (value.isString())
return QJSConverter::toString(value.toString());
else if (value.isDouble())
return v8::Number::New(value.toDouble());
else if (value.isBool())
return value.toBool() ? v8::True() : v8::False();
else if (value.isArray())
return fromJsonArray(value.toArray());
else if (value.isObject())
return fromJsonObject(value.toObject());
else if (value.isNull())
return v8::Null();
else
return v8::Undefined();
}
QString jsonParser::valueToString(QJsonValue value, QString defaultValue)
{
switch (value.type())
{
case QJsonValue::Bool:
if (value.toBool() == true)
return "true";
else return "false";
break;
case QJsonValue::Double:
return QString::number(value.toDouble());
break;
case QJsonValue::String:
return value.toString(defaultValue);
default:
return defaultValue;
}
}
void protoObject::fromJSON(QJsonObject &obj) {
//TODO: internal id check
//qDebug() << obj;
QMap<QString, QMap<int, protoObject* >* > bufferMap;
QMap<int, protoObject* >* tmp_bufferMap;
int length = obj.size();
int i;
protoObject* tmp_obj;
QStringList keys = obj.keys();
QJsonValue value;
QJsonObject json_obj;
QJsonObject json_info;
for (i = 0; i < length; i++) {
value = obj.value(keys.at(i));
if (value.isArray()) {
QJsonArray tmp_arr = value.toArray();
QList< QSharedPointer<protoObject> > list;
int length = tmp_arr.count(), j;
for (j = 0; j < length; j++) {
tmp_obj = new protoObject(this);
value = tmp_arr.at(j);
if (value.isObject()) {
json_obj = value.toObject();
tmp_obj->fromJSON(json_obj);
};
list.append(QSharedPointer<protoObject >(tmp_obj));
};
qDebug() << list;
this->setProperty(keys.at(i).toLatin1(), QVariant::fromValue(list));
};
if (value.isObject()) {
tmp_obj = new protoObject(this);
json_obj = value.toObject();
tmp_obj->fromJSON(json_obj);
QVariant variant = QVariant::fromValue(QSharedPointer<protoObject>(tmp_obj));
this->setProperty(keys.at(i).toLatin1(), variant);
};
if (value.isString()) this->setProperty(keys.at(i).toLatin1(), value.toString());
if (value.isDouble()) this->setProperty(keys.at(i).toLatin1(), value.toDouble());
if (value.isBool()) this->setProperty(keys.at(i).toLatin1(), value.toBool());
};
}
QString Shadow::GetJsonVal(QString key,QJsonObject jsonObj)
{
if(jsonObj.contains(key))
{
QJsonValue value = jsonObj.take(key);
if(value.isDouble())
{
int valueInt = (int)(value.toDouble());
QString str = QString::number(valueInt);
return str;
} else if(value.isString()){
QString valueString = value.toString();
return valueString;
} else {
return "";
}
}
return "";
}
void YunClient::setVersionList(QJsonArray json)
{
rowList.clear();
for (int i=0; i<json.size(); i++)
{
QJsonObject vjson = json.at(i).toObject();
QStringList rowValue;
rowValue.append(QString::number(i+1));
if(vjson.contains("versionId")){
QJsonValue value = vjson.take("versionId");
rowValue.append(QString::number(value.toInt()));
}
if(vjson.contains("versionName")){
QJsonValue value = vjson.take("versionName");
rowValue.append(value.toString());
}
if(vjson.contains("versionSize")){
QJsonValue value = vjson.take("versionSize");
rowValue.append(QString::number(value.toDouble()));
}
if(vjson.contains("versionInfo")){
QJsonValue value = vjson.take("versionInfo");
rowValue.append(value.toString());
}
if(vjson.contains("releaseTime")){
QJsonValue value = vjson.take("releaseTime");
rowValue.append(value.toString());
}
if(vjson.contains("isUpdate")){
QJsonValue value = vjson.take("isUpdate");
QString status("未更新");
if (value.toBool())
status = "已更新";
rowValue.append(status);
}
rowList.append(rowValue);
}
update_list->setModelValue(rowList);
}
QVariant JsonTablemodel::data(const QModelIndex &index, int role) const
{
if (index.row() >= mData.count() || index.column() >= mMapping.count())
{
return QVariant();
}
if (role == Qt::DisplayRole || role == Qt::EditRole)
{
QJsonObject object = mData.at(index.row());
QString name = mMapping.at(index.column());
QJsonValue value = object[name];
if (value.isDouble())
{
return QString("$") + QString::number(value.toDouble());
}
return value.toVariant();
}
return QVariant();
}
bool Filter::parseSingleFloatParameter(const QJsonValue& parameters, const QString& name, float& output) {
if (parameters.isDouble()) {
output = parameters.toDouble();
return true;
} else if (parameters.isArray()) {
auto arrayParameters = parameters.toArray();
if (arrayParameters.size() > 1) {
output = arrayParameters[0].toDouble();
return true;
}
} else if (parameters.isObject()) {
static const QString JSON_MIN = QStringLiteral("interval");
auto objectParameters = parameters.toObject();
if (objectParameters.contains(name)) {
output = objectParameters[name].toDouble();
return true;
}
}
return false;
}
QVariant ConversionUtil::fromJsonValue(QVariant::Type type, int userType, const QJsonValue &value) {
switch (type) {
case QVariant::Bool:
case QVariant::Int:
case QVariant::UInt:
case QVariant::Double:
case QVariant::String:
case QVariant::Map:
return value.toVariant();
case QVariant::StringList: {
QStringList stringList;
for (const QJsonValue &item : value.toArray()) {
stringList.append(item.toString());
}
return stringList;
}
case QVariant::DateTime:
return QDateTime::fromMSecsSinceEpoch((qint64) value.toDouble());
case QVariant::UserType: {
MetaTypeRegistry::JsonConverters converters =
MetaTypeRegistry::jsonConverters(QMetaType::typeName(userType));
if (converters.jsonValueToTypeConverter) {
return converters.jsonValueToTypeConverter(value);
} else {
const char *typeName = QMetaType::typeName(userType);
throw GameException(GameException::SerializationException, typeName ?
QStringLiteral("User type not serializable: %1").arg(typeName) :
QStringLiteral("Unknown user type: %1").arg(userType));
}
}
default:
throw GameException(GameException::SerializationException,
QStringLiteral("Unknown type: %1").arg(QVariant::typeToName(type)));
}
}
/**
* DBInterface::jsonToDataBufferVector
* @brief iterate through JSON and return data inside json_ as vector of DataBuffer
* @param json_ JSON string to convert
* @return returns a vector of DataBuffer which contains the data inside json_
*
* This function can convert a json received from either InfluxDB or TODO
* to a vector of DataBuffers.
* If the JSONs origin was InfluxDB, the return values contains a DataBuffer for
* every DateTime which was requested from InfluxDB.
*/
vector<DataBuffer> DBInterface::jsonToDataBufferVector(const string &json_, const string& dataSource_) {
vector<DataBuffer> result;
QString jsonQString(json_.c_str());
QJsonDocument jsonDocument = QJsonDocument::fromJson(jsonQString.toUtf8());
QJsonObject jsonObject = jsonDocument.object();
// parse json from influxdb
if (jsonObject.contains(QString("results"))) {
QJsonArray tempArray = jsonObject["results"].toArray();
QJsonObject tempObject = tempArray.first().toObject();
if (tempObject.contains(QString("series"))) {
tempArray = tempObject["series"].toArray();
tempObject = tempArray.first().toObject();
if (tempObject.contains(QString("columns")) &&
tempObject.contains(QString("values" )) ){
QJsonArray names = tempObject["columns"].toArray();
QJsonArray values = tempObject["values" ].toArray();
// iterate through all datasets
typedef QJsonArray::iterator it_type;
for(it_type iterator = values.begin(); iterator != values.end(); iterator++) {
QJsonArray dataSet = values.at(iterator.i).toArray();
DataBuffer tempDataBuffer;
// iterate to all names/values in a dataset
for(it_type iterator2 = dataSet.begin(); iterator2 != dataSet.end(); iterator2++) {
// get name
string name = names.at(iterator2.i).toString().toStdString();
// get value
QJsonValue valueJSON = dataSet.at(iterator2.i);
// set time
if (name == "time") {
struct tm time = stringToCTime(valueJSON.toString().toStdString());
tempDataBuffer.useDateTimes = true;
tempDataBuffer.startDateTime = time;
tempDataBuffer.endDateTime = time;
} else {
// set values
double valueDouble = valueJSON.toDouble();
tempDataBuffer.data[name] = cutValueToInfluxDBRange(valueDouble);
}
}
// add DataSource;
tempDataBuffer.useDataSource = true;
tempDataBuffer.dataSource = cleanString(dataSource_);
// add data buffer to vector
result.push_back(tempDataBuffer);
}
} else {
log << SLevel(ERROR) << "Aborted parsing InfluxDB-Json to databuffer. Unable to find 'columns and/or 'values' in JSON" << endl;
}
} else {
log << SLevel(ERROR) << "Aborted parsing InfluxDB-Json to databuffer. Unable to find 'series' in JSON" << endl;
}
}
return result;
}
vec3 vec3FromJsonValue(const QJsonValue& v) {
if (v.isDouble()) {
return vec3((float)v.toDouble());
}
return glmFromJson<vec3>(v);
}
BTCETrade::BTCETrade(const QJsonValue &amount, const QJsonValue &date,
const QJsonValue &price, const QJsonValue &tid,
const QJsonValue &tradeType)
: amount_(amount.toDouble()), date_(date.toInt()), price_(price.toDouble()),
tid_(tid.toInt()), tradeType_(tradeType.toString())
{}
BlockOptionType BlockOptionType_fromJson(QJsonValue node, bool *ok) {
*ok = node.isDouble() && (node.toDouble() == node.toInt());
return (BlockOptionType)(node.toInt());
}
bool ConfigParser::parseRov(QROV& rov) const
{
QByteArray fileContents = readFile();
if(fileContents.isEmpty())
return false;
QJsonDocument configDoc(QJsonDocument::fromJson(fileContents));
QJsonObject baseObj = configDoc.object();
QJsonArray jsonSensors = baseObj["sensors"].toArray();
QJsonArray jsonRelays = baseObj["relays"].toArray();
QJsonArray jsonServos = baseObj["servos"].toArray();
QJsonValue jsonMotorLayout = baseObj["motorLayout"];
QJsonArray jsonMotorGears = baseObj["motorGears"].toArray();
QJsonValue jsonMaxDepth = baseObj["maxDepth"];
QJsonValue jsonGearIncButton = baseObj["gearIncButton"];
QJsonValue jsonGearDecButton = baseObj["gearDecButton"];
if(jsonSensors.size() == 0 ||
jsonRelays.size() == 0 ||
jsonServos.size() == 0 ||
jsonMotorLayout.isUndefined() ||
jsonMaxDepth.isUndefined())
return false;
//TODO: READ IP VIDEO FEEDS?
rov.relays.clear();
rov.servos.clear();
rov.sensors.clear();
rov.motors.clear();
rov.motorGears.clear();
for(int i=0; i<jsonRelays.count(); i++)
{
if(!jsonRelays[i].toObject().contains("name"))
return false;
rov.relays.append(QROVRelay(jsonRelays[i].toObject()["name"].toString(), false));
}
for(int i=0; i<jsonServos.count(); i++)
{
if(!jsonServos[i].toObject().contains("name") ||
!jsonServos[i].toObject().contains("min") ||
!jsonServos[i].toObject().contains("max") ||
!jsonServos[i].toObject().contains("defaultValue"))
return false;
const int defVal = jsonServos[i].toObject()["defaultValue"].toInt();
rov.servos.append(QROVServo(jsonServos[i].toObject()["name"].toString(),
defVal,
jsonServos[i].toObject()["min"].toInt(),
jsonServos[i].toObject()["max"].toInt(),
defVal));
}
for(int i=0; i<jsonSensors.count(); i++)
{
if(!jsonSensors[i].toObject().contains("units") ||
!jsonSensors[i].toObject().contains("name"))
return false;
rov.sensors.append(QROVSensor(jsonSensors[i].toObject()["name"].toString(),
jsonSensors[i].toObject()["units"].toString(), 0));
}
if(jsonMotorLayout.toString() == "vector")
{
rov.motorLayout = vectorDrive;
for(int i=0; i<6; i++)
{
rov.motors.append(QROVMotor(1500));
}
}
else if(jsonMotorLayout.toString() == "tank")
{
rov.motorLayout = tankDrive;
for(int i=0; i<3; i++)
{
rov.motors.append(QROVMotor(1500));
}
}
else
{
qWarning() << "Motor layout: " << jsonMotorLayout.toString() << " not defined!";
return false;
}
rov.motorGears.append(0); // in this gear, disable the ROV
for(int i=0; i<jsonMotorGears.count(); i++)
{
rov.motorGears.append(jsonMotorGears[i].toDouble());
}
if(rov.motorGears.length() < 1)
{
rov.motorGears.append(1.0);
}
rov.maxDepth = jsonMaxDepth.toDouble(100);
rov.gearIncButton = jsonGearIncButton.toInt(0);
rov.gearDecButton = jsonGearDecButton.toInt(0);
return true;
}
void Client::setPileNumber(const QJsonValue &pile_str){
pile_num = pile_str.toDouble();
updatePileNum();
}
//------------------------------------------------------------------------------
// Name: toJson
//------------------------------------------------------------------------------
QString QJsonDocument::toJson(const QJsonValue &v, JsonFormat format) const {
QString b;
QTextStream ss(&b, QIODevice::WriteOnly | QIODevice::Text);
switch(v.type()) {
case QJsonValue::Null:
ss << "null";
break;
case QJsonValue::Bool:
ss << (v.toBool() ? "true" : "false");
break;
case QJsonValue::Double:
ss << v.toDouble();
break;
case QJsonValue::String:
ss << '"' << escapeString(v.toString()) << '"';
break;
case QJsonValue::Array:
{
const QJsonArray a = v.toArray();
ss << "[";
if(!a.empty()) {
QJsonArray::const_iterator it = a.begin();
QJsonArray::const_iterator e = a.end();
ss << toJson(*it++, format);
for(;it != e; ++it) {
ss << ',';
ss << toJson(*it, format);
}
}
ss << "]";
}
break;
case QJsonValue::Object:
{
const QJsonObject o = v.toObject();
ss << "{";
if(!o.empty()) {
QJsonObject::const_iterator it = o.begin();
QJsonObject::const_iterator e = o.end();
ss << '"' << escapeString(it.key()) << "\": " << toJson(it.value(), format);
++it;
for(;it != e; ++it) {
ss << ',';
ss << '"' << escapeString(it.key()) << "\": " << toJson(it.value(), format);
}
}
ss << "}";
}
break;
case QJsonValue::Undefined:
Q_ASSERT(0);
break;
}
return b;
}
void AppModel::handleForecastNetworkData(QObject *replyObj)
{
qCDebug(requestsLog) << "got forecast";
QNetworkReply *networkReply = qobject_cast<QNetworkReply*>(replyObj);
if (!networkReply)
return;
if (!networkReply->error()) {
QJsonDocument document = QJsonDocument::fromJson(networkReply->readAll());
QJsonObject jo;
QJsonValue jv;
QJsonObject root = document.object();
jv = root.value(QStringLiteral("list"));
if (!jv.isArray())
qWarning() << "Invalid forecast object";
QJsonArray ja = jv.toArray();
//we need 4 days of forecast -> first entry is today
if (ja.count() != 5)
qWarning() << "Invalid forecast object";
QString data;
for (int i = 1; i<ja.count(); i++) {
WeatherData *forecastEntry = new WeatherData();
//min/max temperature
QJsonObject subtree = ja.at(i).toObject();
jo = subtree.value(QStringLiteral("temp")).toObject();
jv = jo.value(QStringLiteral("min"));
data.clear();
data += niceTemperatureString(jv.toDouble());
data += QChar('/');
jv = jo.value(QStringLiteral("max"));
data += niceTemperatureString(jv.toDouble());
forecastEntry->setTemperature(data);
//get date
jv = subtree.value(QStringLiteral("dt"));
QDateTime dt = QDateTime::fromMSecsSinceEpoch((qint64)jv.toDouble()*1000);
forecastEntry->setDayOfWeek(dt.date().toString(QStringLiteral("ddd")));
//get icon
QJsonArray weatherArray = subtree.value(QStringLiteral("weather")).toArray();
jo = weatherArray.at(0).toObject();
forecastEntry->setWeatherIcon(jo.value(QStringLiteral("icon")).toString());
//get description
forecastEntry->setWeatherDescription(jo.value(QStringLiteral("description")).toString());
d->forecast.append(forecastEntry);
}
if (!(d->ready)) {
d->ready = true;
emit readyChanged();
}
emit weatherChanged();
}
networkReply->deleteLater();
}
