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sdrangel/sdrbase/util/aviationweather.cpp

246 lines
11 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2021 Jon Beniston, M7RCE //
// //
// 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 as version 3 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 V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include "aviationweather.h"
#include <QDebug>
#include <QUrl>
#include <QUrlQuery>
#include <QNetworkReply>
#include <QJsonDocument>
#include <QJsonObject>
AviationWeather::AviationWeather()
{
connect(&m_timer, &QTimer::timeout, this, &AviationWeather::update);
}
AviationWeather* AviationWeather::create(const QString& apiKey, const QString& service)
{
if (service == "checkwxapi.com")
{
if (!apiKey.isEmpty())
{
return new CheckWXAPI(apiKey);
}
else
{
qDebug() << "AviationWeather::create: An API key is required for: " << service;
return nullptr;
}
}
else
{
qDebug() << "AviationWeather::create: Unsupported service: " << service;
return nullptr;
}
}
void AviationWeather::getWeatherPeriodically(const QString &icao, int periodInMins)
{
m_icao = icao;
m_timer.setInterval(periodInMins*60*1000);
m_timer.start();
update();
}
void AviationWeather::update()
{
getWeather(m_icao);
}
CheckWXAPI::CheckWXAPI(const QString& apiKey) :
m_apiKey(apiKey)
{
m_networkManager = new QNetworkAccessManager();
QObject::connect(
m_networkManager,
&QNetworkAccessManager::finished,
this,
&CheckWXAPI::handleReply
);
}
CheckWXAPI::~CheckWXAPI()
{
QObject::disconnect(
m_networkManager,
&QNetworkAccessManager::finished,
this,
&CheckWXAPI::handleReply
);
delete m_networkManager;
}
void CheckWXAPI::getWeather(const QString &icao)
{
QUrl url(QString("https://api.checkwx.com/metar/%1/decoded").arg(icao));
QNetworkRequest req(url);
req.setRawHeader(QByteArray("X-API-Key"), m_apiKey.toUtf8());
m_networkManager->get(req);
}
void CheckWXAPI::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
if (document.isObject())
{
QJsonObject obj = document.object();
if (obj.contains(QStringLiteral("data")))
{
QJsonValue val = obj.value(QStringLiteral("data"));
if (val.isArray())
{
QJsonArray array = val.toArray();
for (auto mainObjRef : array)
{
QJsonObject mainObj = mainObjRef.toObject();
METAR metar;
if (mainObj.contains(QStringLiteral("icao"))) {
metar.m_icao = mainObj.value(QStringLiteral("icao")).toString();
}
if (mainObj.contains(QStringLiteral("raw_text"))) {
metar.m_text = mainObj.value(QStringLiteral("raw_text")).toString();
}
if (mainObj.contains(QStringLiteral("observed"))) {
metar.m_dateTime = QDateTime::fromString(mainObj.value(QStringLiteral("observed")).toString(), Qt::ISODate);
}
if (mainObj.contains(QStringLiteral("wind"))) {
QJsonObject windObj = mainObj.value(QStringLiteral("wind")).toObject();
if (windObj.contains(QStringLiteral("degrees"))) {
metar.m_windDirection = windObj.value(QStringLiteral("degrees")).toDouble();
}
if (windObj.contains(QStringLiteral("speed_kts"))) {
metar.m_windSpeed = windObj.value(QStringLiteral("speed_kts")).toDouble();
}
if (windObj.contains(QStringLiteral("wind.gust_kts"))) {
metar.m_windGusts = windObj.value(QStringLiteral("wind.gust_kts")).toDouble();
}
}
if (mainObj.contains(QStringLiteral("visibility"))) {
QJsonObject visibiltyObj = mainObj.value(QStringLiteral("visibility")).toObject();
if (visibiltyObj.contains(QStringLiteral("meters"))) {
metar.m_visibility = visibiltyObj.value(QStringLiteral("meters")).toString();
}
}
if (mainObj.contains(QStringLiteral("conditions"))) {
QJsonArray conditions = mainObj.value(QStringLiteral("conditions")).toArray();
for (auto condition : conditions) {
QJsonObject conditionObj = condition.toObject();
if (conditionObj.contains(QStringLiteral("text"))) {
metar.m_conditions.append(conditionObj.value(QStringLiteral("text")).toString());
}
}
}
if (mainObj.contains(QStringLiteral("ceiling"))) {
QJsonObject ceilingObj = mainObj.value(QStringLiteral("ceiling")).toObject();
if (ceilingObj.contains(QStringLiteral("feet"))) {
metar.m_ceiling = ceilingObj.value(QStringLiteral("feet")).toDouble();
}
}
if (mainObj.contains(QStringLiteral("clouds"))) {
QJsonArray clouds = mainObj.value(QStringLiteral("clouds")).toArray();
for (auto cloud : clouds) {
QJsonObject cloudObj = cloud.toObject();
// "Clear skies" doesn't have an altitude
if (cloudObj.contains(QStringLiteral("text")) && cloudObj.contains(QStringLiteral("feet"))) {
metar.m_clouds.append(QString("%1 %2 ft").arg(cloudObj.value(QStringLiteral("text")).toString())
.arg(cloudObj.value(QStringLiteral("feet")).toDouble()));
} else if (cloudObj.contains(QStringLiteral("text"))) {
metar.m_clouds.append(cloudObj.value(QStringLiteral("text")).toString());
}
}
}
if (mainObj.contains(QStringLiteral("temperature"))) {
QJsonObject tempObj = mainObj.value(QStringLiteral("temperature")).toObject();
if (tempObj.contains(QStringLiteral("celsius"))) {
metar.m_temperature = tempObj.value(QStringLiteral("celsius")).toDouble();
}
}
if (mainObj.contains(QStringLiteral("dewpoint"))) {
QJsonObject dewpointObj = mainObj.value(QStringLiteral("dewpoint")).toObject();
if (dewpointObj.contains(QStringLiteral("celsius"))) {
metar.m_dewpoint = dewpointObj.value(QStringLiteral("celsius")).toDouble();
}
}
if (mainObj.contains(QStringLiteral("barometer"))) {
QJsonObject pressureObj = mainObj.value(QStringLiteral("barometer")).toObject();
if (pressureObj.contains(QStringLiteral("hpa"))) {
metar.m_pressure = pressureObj.value(QStringLiteral("hpa")).toDouble();
}
}
if (mainObj.contains(QStringLiteral("humidity"))) {
QJsonObject humidityObj = mainObj.value(QStringLiteral("humidity")).toObject();
if (humidityObj.contains(QStringLiteral("percent"))) {
metar.m_humidity = humidityObj.value(QStringLiteral("percent")).toDouble();
}
}
if (mainObj.contains(QStringLiteral("flight_category"))) {
metar.m_flightCateogory = mainObj.value(QStringLiteral("flight_category")).toString();
}
if (!metar.m_icao.isEmpty()) {
emit weatherUpdated(metar);
} else {
qDebug() << "CheckWXAPI::handleReply: object doesn't contain icao: " << mainObj;
}
}
}
else
{
qDebug() << "CheckWXAPI::handleReply: data isn't an array: " << obj;
}
}
else
{
qDebug() << "CheckWXAPI::handleReply: Object doesn't contain data: " << obj;
}
}
else
{
qDebug() << "CheckWXAPI::handleReply: Document is not an object: " << document;
}
}
else
{
qDebug() << "CheckWXAPI::handleReply: error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "CheckWXAPI::handleReply: reply is null";
}
}