sdrangel/sdrbase/util/giro.cpp

325 wiersze
10 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2022 Jon Beniston, M7RCE <jon@beniston.com> //
// //
// 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 "giro.h"
#include <QDebug>
#include <QUrl>
#include <QUrlQuery>
#include <QNetworkReply>
#include <QNetworkDiskCache>
#include <QJsonObject>
GIRO::GIRO()
{
connect(&m_indexTimer, &QTimer::timeout, this, &GIRO::getIndex);
connect(&m_dataTimer, &QTimer::timeout, this, &GIRO::getData);
connect(&m_mufTimer, &QTimer::timeout, this, qOverload<>(&GIRO::getMUF));
connect(&m_foF2Timer, &QTimer::timeout, this, qOverload<>(&GIRO::getfoF2));
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, &QNetworkAccessManager::finished, this, &GIRO::handleReply);
QStringList locations = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation);
QDir writeableDir(locations[0]);
if (!writeableDir.mkpath(QStringLiteral("cache") + QDir::separator() + QStringLiteral("giro"))) {
qDebug() << "Failed to create cache/giro";
}
m_cache = new QNetworkDiskCache();
m_cache->setCacheDirectory(locations[0] + QDir::separator() + QStringLiteral("cache") + QDir::separator() + QStringLiteral("giro"));
m_cache->setMaximumCacheSize(100000000);
m_networkManager->setCache(m_cache);
}
GIRO::~GIRO()
{
disconnect(&m_indexTimer, &QTimer::timeout, this, &GIRO::getIndex);
disconnect(&m_dataTimer, &QTimer::timeout, this, &GIRO::getData);
disconnect(&m_mufTimer, &QTimer::timeout, this, qOverload<>(&GIRO::getMUF));
disconnect(&m_foF2Timer, &QTimer::timeout, this, qOverload<>(&GIRO::getfoF2));
disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &GIRO::handleReply);
delete m_networkManager;
}
GIRO* GIRO::create(const QString& service)
{
if (service == "prop.kc2g.com")
{
return new GIRO();
}
else
{
qDebug() << "GIRO::create: Unsupported service: " << service;
return nullptr;
}
}
void GIRO::getIndexPeriodically(int periodInMins)
{
if (periodInMins > 0)
{
m_indexTimer.setInterval(periodInMins*60*1000);
m_indexTimer.start();
getIndex();
}
else
{
m_indexTimer.stop();
}
}
void GIRO::getDataPeriodically(int periodInMins)
{
if (periodInMins > 0)
{
m_dataTimer.setInterval(periodInMins*60*1000);
m_dataTimer.start();
getData();
}
else
{
m_dataTimer.stop();
}
}
void GIRO::getMUFPeriodically(int periodInMins)
{
if (periodInMins > 0)
{
m_mufTimer.setInterval(periodInMins*60*1000);
m_mufTimer.start();
getMUF();
}
else
{
m_mufTimer.stop();
}
}
void GIRO::getfoF2Periodically(int periodInMins)
{
if (periodInMins > 0)
{
m_foF2Timer.setInterval(periodInMins*60*1000);
m_foF2Timer.start();
getfoF2();
}
else
{
m_foF2Timer.stop();
}
}
void GIRO::getIndex()
{
QUrl url(QString("https://prop.kc2g.com/api/available_nowcasts.json?days=5"));
m_networkManager->get(QNetworkRequest(url));
}
void GIRO::getData()
{
QUrl url(QString("https://prop.kc2g.com/api/stations.json"));
m_networkManager->get(QNetworkRequest(url));
}
void GIRO::getfoF2()
{
getMUF("current");
}
void GIRO::getMUF()
{
getMUF("current");
}
void GIRO::getfoF2(const QString& runId)
{
QUrl url(QString("https://prop.kc2g.com/renders/%1/fof2-normal-now.geojson").arg(runId));
m_networkManager->get(QNetworkRequest(url));
}
void GIRO::getMUF(const QString& runId)
{
QUrl url(QString("https://prop.kc2g.com/renders/%1/mufd-normal-now.geojson").arg(runId));
m_networkManager->get(QNetworkRequest(url));
}
bool GIRO::containsNonNull(const QJsonObject& obj, const QString &key) const
{
if (obj.contains(key))
{
QJsonValue val = obj.value(key);
return !val.isNull();
}
return false;
}
void GIRO::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
QString fileName = reply->url().fileName();
if (fileName == "available_nowcasts.json")
{
handleIndex(document);
}
else if (fileName == "stations.json")
{
handleStations(document);
}
else if (fileName == "mufd-normal-now.geojson")
{
emit mufUpdated(document);
}
else if (fileName == "fof2-normal-now.geojson")
{
emit foF2Updated(document);
}
else
{
qDebug() << "GIRO::handleReply: unexpected filename: " << fileName;
}
}
else
{
qDebug() << "GIRO::handleReply: error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "GIRO::handleReply: reply is null";
}
}
void GIRO::handleStations(QJsonDocument& document)
{
if (document.isArray())
{
QJsonArray array = document.array();
for (auto valRef : array)
{
if (valRef.isObject())
{
QJsonObject obj = valRef.toObject();
GIROStationData data;
if (obj.contains(QStringLiteral("station")))
{
QJsonObject stationObj = obj.value(QStringLiteral("station")).toObject();
if (stationObj.contains(QStringLiteral("name"))) {
data.m_station = stationObj.value(QStringLiteral("name")).toString();
}
if (stationObj.contains(QStringLiteral("latitude"))) {
data.m_latitude = (float)stationObj.value(QStringLiteral("latitude")).toString().toFloat();
}
if (stationObj.contains(QStringLiteral("longitude"))) {
data.m_longitude = (float)stationObj.value(QStringLiteral("longitude")).toString().toFloat();
if (data.m_longitude >= 180.0f) {
data.m_longitude -= 360.0f;
}
}
}
if (containsNonNull(obj, QStringLiteral("time"))) {
data.m_dateTime = QDateTime::fromString(obj.value(QStringLiteral("time")).toString(), Qt::ISODateWithMs);
}
if (containsNonNull(obj, QStringLiteral("mufd"))) {
data.m_mufd = (float)obj.value(QStringLiteral("mufd")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("md"))) {
data.m_md = obj.value(QStringLiteral("md")).toString().toFloat();
}
if (containsNonNull(obj, QStringLiteral("tec"))) {
data.m_tec = (float)obj.value(QStringLiteral("tec")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("fof2"))) {
data.m_foF2 = (float)obj.value(QStringLiteral("fof2")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("hmf2"))) {
data.m_hmF2 = (float)obj.value(QStringLiteral("hmf2")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("foe"))) {
data.m_foE = (float)obj.value(QStringLiteral("foe")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("cs"))) {
data.m_confidence = (int)obj.value(QStringLiteral("cs")).toDouble();
}
emit dataUpdated(data);
}
else
{
qDebug() << "GIRO::handleReply: Array element is not an object: " << valRef;
}
}
}
else
{
qDebug() << "GIRO::handleReply: Document is not an array: " << document;
}
}
void GIRO::handleIndex(QJsonDocument& document)
{
if (document.isArray())
{
QJsonArray array = document.array();
m_index.clear();
for (auto valRef : array)
{
if (valRef.isObject())
{
QJsonObject obj = valRef.toObject();
DataSet item;
int ts = obj.value(QStringLiteral("ts")).toInt();
item.m_dateTime = QDateTime::fromSecsSinceEpoch(ts);
item.m_runId = QString::number(obj.value(QStringLiteral("run_id")).toInt());
qDebug() << item.m_dateTime << item.m_runId;
m_index.append(item);
}
}
emit indexUpdated(m_index);
}
}
QString GIRO::getRunId(const QDateTime& dateTime)
{
// Index is ordered newest first
for (int i = 0; i < m_index.size(); i++)
{
if (dateTime > m_index[i].m_dateTime) {
return m_index[i].m_runId;
}
}
return "";
}