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Add util classes for getting data from GOES, SDO, Solar Orbiter STIX and Fermi satellites.

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This commit is contained in:
srcejon 2024-03-28 15:26:23 +00:00
parent b890c32f13
commit 2be14f944a
9 changed files with 1332 additions and 0 deletions

8
sdrbase/CMakeLists.txt
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@ -238,7 +238,9 @@ set(sdrbase_SOURCES
util/flightinformation.cpp
util/ft8message.cpp
util/giro.cpp
util/goesxray.cpp
util/golay2312.cpp
util/grb.cpp
util/httpdownloadmanager.cpp
util/interpolation.cpp
util/kiwisdrlist.cpp
@ -266,8 +268,10 @@ set(sdrbase_SOURCES
util/samplesourceserializer.cpp
util/simpleserializer.cpp
util/serialutil.cpp
util/solardynamicsobservatory.cpp
#util/spinlock.cpp
util/spyserverlist.cpp
util/stix.cpp
util/rtty.cpp
util/uid.cpp
util/units.cpp
@ -487,7 +491,9 @@ set(sdrbase_HEADERS
util/flightinformation.h
util/ft8message.h
util/giro.h
util/goesxray.h
util/golay2312.h
util/grb.h
util/httpdownloadmanager.h
util/incrementalarray.h
util/incrementalvector.h
@ -520,8 +526,10 @@ set(sdrbase_HEADERS
util/samplesourceserializer.h
util/simpleserializer.h
util/serialutil.h
util/solardynamicsobservatory.h
#util/spinlock.h
util/spyserverlist.h
util/stix.h
util/uid.h
util/units.h
util/timeutil.h

223
sdrbase/util/goesxray.cpp Normal file
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@ -0,0 +1,223 @@
///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2023 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 "goesxray.h"
#include <QDebug>
#include <QUrl>
#include <QUrlQuery>
#include <QNetworkReply>
#include <QJsonDocument>
GOESXRay::GOESXRay()
{
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, &QNetworkAccessManager::finished, this, &GOESXRay::handleReply);
connect(&m_dataTimer, &QTimer::timeout, this, &GOESXRay::getData);
}
GOESXRay::~GOESXRay()
{
disconnect(&m_dataTimer, &QTimer::timeout, this, &GOESXRay::getData);
disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &GOESXRay::handleReply);
delete m_networkManager;
}
GOESXRay* GOESXRay::create(const QString& service)
{
if (service == "services.swpc.noaa.gov")
{
return new GOESXRay();
}
else
{
qDebug() << "GOESXRay::create: Unsupported service: " << service;
return nullptr;
}
}
void GOESXRay::getDataPeriodically(int periodInMins)
{
if (periodInMins > 0)
{
m_dataTimer.setInterval(periodInMins*60*1000);
m_dataTimer.start();
getData();
}
else
{
m_dataTimer.stop();
}
}
void GOESXRay::getData()
{
// Around 160kB per file
QUrl url(QString("https://services.swpc.noaa.gov/json/goes/primary/xrays-6-hour.json"));
m_networkManager->get(QNetworkRequest(url));
QUrl secondaryURL(QString("https://services.swpc.noaa.gov/json/goes/secondary/xrays-6-hour.json"));
m_networkManager->get(QNetworkRequest(secondaryURL));
QUrl protonPrimaryURL(QString("https://services.swpc.noaa.gov/json/goes/primary/integral-protons-plot-6-hour.json"));
m_networkManager->get(QNetworkRequest(protonPrimaryURL));
}
bool GOESXRay::containsNonNull(const QJsonObject& obj, const QString &key) const
{
if (obj.contains(key))
{
QJsonValue val = obj.value(key);
return !val.isNull();
}
return false;
}
void GOESXRay::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
QByteArray bytes = reply->readAll();
bool primary = reply->url().toString().contains("primary");
if (reply->url().fileName() == "xrays-6-hour.json") {
handleXRayJson(bytes, primary);
} else if (reply->url().fileName() == "integral-protons-plot-6-hour.json") {
handleProtonJson(bytes, primary);
} else {
qDebug() << "GOESXRay::handleReply: unexpected filename: " << reply->url().fileName();
}
}
else
{
qDebug() << "GOESXRay::handleReply: error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "GOESXRay::handleReply: reply is null";
}
}
void GOESXRay::handleXRayJson(const QByteArray& bytes, bool primary)
{
QJsonDocument document = QJsonDocument::fromJson(bytes);
if (document.isArray())
{
QJsonArray array = document.array();
QList<XRayData> data;
for (auto valRef : array)
{
if (valRef.isObject())
{
QJsonObject obj = valRef.toObject();
XRayData measurement;
if (obj.contains(QStringLiteral("satellite"))) {
measurement.m_satellite = QString("GOES %1").arg(obj.value(QStringLiteral("satellite")).toInt());
}
if (containsNonNull(obj, QStringLiteral("time_tag"))) {
measurement.m_dateTime = QDateTime::fromString(obj.value(QStringLiteral("time_tag")).toString(), Qt::ISODate);
}
if (containsNonNull(obj, QStringLiteral("flux"))) {
measurement.m_flux = obj.value(QStringLiteral("flux")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("energy")))
{
QString energy = obj.value(QStringLiteral("energy")).toString();
if (energy == "0.05-0.4nm") {
measurement.m_band = XRayData::SHORT;
} else if (energy == "0.1-0.8nm") {
measurement.m_band = XRayData::LONG;
} else {
qDebug() << "GOESXRay::handleXRayJson: Unknown energy: " << energy;
}
}
data.append(measurement);
}
else
{
qDebug() << "GOESXRay::handleXRayJson: Array element is not an object: " << valRef;
}
}
if (data.size() > 0) {
emit xRayDataUpdated(data, primary);
} else {
qDebug() << "GOESXRay::handleXRayJson: No data in array: " << document;
}
}
else
{
qDebug() << "GOESXRay::handleXRayJson: Document is not an array: " << document;
}
}
void GOESXRay::handleProtonJson(const QByteArray& bytes, bool primary)
{
QJsonDocument document = QJsonDocument::fromJson(bytes);
if (document.isArray())
{
QJsonArray array = document.array();
QList<ProtonData> data;
for (auto valRef : array)
{
if (valRef.isObject())
{
QJsonObject obj = valRef.toObject();
ProtonData measurement;
if (obj.contains(QStringLiteral("satellite"))) {
measurement.m_satellite = QString("GOES %1").arg(obj.value(QStringLiteral("satellite")).toInt());
}
if (containsNonNull(obj, QStringLiteral("time_tag"))) {
measurement.m_dateTime = QDateTime::fromString(obj.value(QStringLiteral("time_tag")).toString(), Qt::ISODate);
}
if (containsNonNull(obj, QStringLiteral("flux"))) {
measurement.m_flux = obj.value(QStringLiteral("flux")).toDouble();
}
if (containsNonNull(obj, QStringLiteral("energy")))
{
QString energy = obj.value(QStringLiteral("energy")).toString();
QString value = energy.mid(2).split(' ')[0];
measurement.m_energy = value.toInt(); // String like: ">=50 MeV"
}
data.append(measurement);
}
else
{
qDebug() << "GOESXRay::handleProtonJson: Array element is not an object: " << valRef;
}
}
if (data.size() > 0) {
emit protonDataUpdated(data, primary);
} else {
qDebug() << "GOESXRay::handleProtonJson: No data in array: " << document;
}
}
else
{
qDebug() << "GOESXRay::handleProtonJson: Document is not an array: " << document;
}
}

96
sdrbase/util/goesxray.h Normal file
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@ -0,0 +1,96 @@
///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2023 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDE_GOESXRAY_H
#define INCLUDE_GOESXRAY_H
#include <QtCore>
#include <QTimer>
#include <QJsonObject>
#include "export.h"
class QNetworkAccessManager;
class QNetworkReply;
// GOES X-Ray data
// This gets 1-minute averages of solar X-rays the 1-8 Angstrom (0.1-0.8 nm) and 0.5-4.0 Angstrom (0.05-0.4 nm) passbands from the GOES satellites
// https://www.swpc.noaa.gov/products/goes-x-ray-flux
// There are primary and secondary data sources, from different satellites, as sometimes they can be in eclipse
// Also gets Proton flux (Which may be observed on Earth a couple of days after a large flare/CME)
class SDRBASE_API GOESXRay : public QObject
{
Q_OBJECT
protected:
GOESXRay();
public:
struct XRayData {
QDateTime m_dateTime;
QString m_satellite;
double m_flux;
enum Band {
UNKNOWN,
SHORT, // 0.05-0.4nm
LONG // 0.1-0.8nm
} m_band;
XRayData() :
m_flux(NAN),
m_band(UNKNOWN)
{
}
};
struct ProtonData {
QDateTime m_dateTime;
QString m_satellite;
double m_flux;
int m_energy; // 10=10MeV, 50MeV, 100MeV, 500MeV
ProtonData() :
m_flux(NAN),
m_energy(0)
{
}
};
static GOESXRay* create(const QString& service="services.swpc.noaa.gov");
~GOESXRay();
void getDataPeriodically(int periodInMins=10);
public slots:
void getData();
private slots:
void handleReply(QNetworkReply* reply);
signals:
void xRayDataUpdated(const QList<GOESXRay::XRayData>& data, bool primary); // Called when new data available.
void protonDataUpdated(const QList<GOESXRay::ProtonData> &data, bool primary);
private:
bool containsNonNull(const QJsonObject& obj, const QString &key) const;
void handleXRayJson(const QByteArray& bytes, bool primary);
void handleProtonJson(const QByteArray& bytes, bool primary);
QTimer m_dataTimer; // Timer for periodic updates
QNetworkAccessManager *m_networkManager;
};
#endif /* INCLUDE_GOESXRAY_H */

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sdrbase/util/grb.cpp Normal file
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@ -0,0 +1,198 @@
///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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 "grb.h"
#include "util/csv.h"
#include <QDebug>
#include <QUrl>
#include <QNetworkReply>
#include <QNetworkDiskCache>
#include <QTextStream>
GRB::GRB()
{
connect(&m_dataTimer, &QTimer::timeout, this,&GRB::getData);
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, &QNetworkAccessManager::finished, this, &GRB::handleReply);
QStringList locations = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation);
QDir writeableDir(locations[0]);
if (!writeableDir.mkpath(QStringLiteral("cache") + QDir::separator() + QStringLiteral("grb"))) {
qDebug() << "Failed to create cache/grb";
}
m_cache = new QNetworkDiskCache();
m_cache->setCacheDirectory(locations[0] + QDir::separator() + QStringLiteral("cache") + QDir::separator() + QStringLiteral("grb"));
m_cache->setMaximumCacheSize(100000000);
m_networkManager->setCache(m_cache);
}
GRB::~GRB()
{
disconnect(&m_dataTimer, &QTimer::timeout, this, &GRB::getData);
disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &GRB::handleReply);
delete m_networkManager;
}
GRB* GRB::create()
{
return new GRB();
}
void GRB::getDataPeriodically(int periodInMins)
{
if (periodInMins > 0)
{
m_dataTimer.setInterval(periodInMins*60*1000);
m_dataTimer.start();
getData();
}
else
{
m_dataTimer.stop();
}
}
void GRB::getData()
{
QUrl url("https://user-web.icecube.wisc.edu/~grbweb_public/Summary_table.txt");
m_networkManager->get(QNetworkRequest(url));
}
void GRB::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
if (reply->url().fileName().endsWith(".txt"))
{
QByteArray bytes = reply->readAll();
handleText(bytes);
}
else
{
qDebug() << "GRB::handleReply: Unexpected file" << reply->url().fileName();
}
}
else
{
qDebug() << "GRB::handleReply: Error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "GRB::handleReply: Reply is null";
}
}
void GRB::handleText(QByteArray& bytes)
{
// Convert to CSV
QString s(bytes);
QStringList l = s.split("\n");
for (int i = 0; i < l.size(); i++) {
l[i] = l[i].simplified().replace(" ", ",");
}
s = l.join("\n");
QTextStream in(&s);
// Skip header
for (int i = 0; i < 4; i++) {
in.readLine();
}
QList<Data> grbs;
QStringList cols;
while(CSV::readRow(in, &cols))
{
Data grb;
if (cols.length() >= 10)
{
grb.m_name = cols[0];
grb.m_fermiName = cols[1];
int year = grb.m_name.mid(3, 2).toInt();
if (year >= 90) {
year += 1900;
} else {
year += 2000;
}
QDate date(year, grb.m_name.mid(5, 2).toInt(), grb.m_name.mid(7, 2).toInt());
QTime time = QTime::fromString(cols[2]);
grb.m_dateTime = QDateTime(date, time);
grb.m_ra = cols[3].toFloat();
grb.m_dec = cols[4].toFloat();
grb.m_fluence = cols[9].toFloat();
//qDebug() << grb.m_name << grb.m_dateTime.toString() << grb.m_ra << grb.m_dec << grb.m_fluence ;
if (grb.m_dateTime.isValid()) {
grbs.append(grb);
}
}
}
emit dataUpdated(grbs);
}
QString GRB::Data::getFermiURL() const
{
if (m_fermiName.isEmpty() || (m_fermiName == "None")) {
return "";
}
QString base = "https://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/bursts/";
QString yearDir = "20" + m_fermiName.mid(3, 2);
QString dataDir = m_fermiName;
dataDir.replace("GRB", "bn");
return base + yearDir + "/" + dataDir + "/current/";
}
QString GRB::Data::getFermiPlotURL() const
{
QString base = getFermiURL();
if (base.isEmpty()) {
return "";
}
QString name = m_fermiName;
name.replace("GRB", "bn");
return getFermiURL() + "glg_lc_all_" + name + "_v00.gif"; // Could be v01.gif? How to know without fetching index?
}
QString GRB::Data::getFermiSkyMapURL() const
{
QString base = getFermiURL();
if (base.isEmpty()) {
return "";
}
QString name = m_fermiName;
name.replace("GRB", "bn");
return getFermiURL() + "glg_skymap_all_" + name + "_v00.png";
}
QString GRB::Data::getSwiftURL() const
{
QString name = m_name;
name.replace("GRB", "");
return "https://swift.gsfc.nasa.gov/archive/grb_table/" + name;
}

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDE_GRB_H
#define INCLUDE_GRB_H
#include <QtCore>
#include <QTimer>
#include "export.h"
class QNetworkAccessManager;
class QNetworkReply;
class QNetworkDiskCache;
// GRB (Gamma Ray Burst) database
// Gets GRB database from GRBweb https://user-web.icecube.wisc.edu/~grbweb_public/
// Uses summary .txt file so only contains last 1000 GRBs
class SDRBASE_API GRB : public QObject
{
Q_OBJECT
protected:
GRB();
public:
struct SDRBASE_API Data {
QString m_name; // E.g: GRB240310A
QString m_fermiName; // Name used by Fermi telescope. E.g. GRB240310236. Can be None if not detected by Fermi
QDateTime m_dateTime;
float m_ra; // Right Ascension
float m_dec; // Declination
float m_fluence; // erg/cm^2
QString getFermiURL() const; // Get URL where Fermi data is stored
QString getFermiPlotURL() const;
QString getFermiSkyMapURL() const;
QString getSwiftURL() const;
};
static GRB* create();
~GRB();
void getDataPeriodically(int periodInMins=1440); // GRBweb is updated every 24 hours, usually just after 9am UTC
public slots:
void getData();
private slots:
void handleReply(QNetworkReply* reply);
signals:
void dataUpdated(const QList<Data>data); // Called when new data is available.
private:
QTimer m_dataTimer; // Timer for periodic updates
QNetworkAccessManager *m_networkManager;
QNetworkDiskCache *m_cache;
void handleText(QByteArray& bytes);
};
#endif /* INCLUDE_GRB_H */

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sdrbase/util/solardynamicsobservatory.cpp Normal file
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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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 "solardynamicsobservatory.h"
#include <QDebug>
#include <QUrl>
#include <QNetworkReply>
#include <QNetworkDiskCache>
SolarDynamicsObservatory::SolarDynamicsObservatory() :
m_size(512)
{
connect(&m_dataTimer, &QTimer::timeout, this, qOverload<>(&SolarDynamicsObservatory::getImage));
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, &QNetworkAccessManager::finished, this, &SolarDynamicsObservatory::handleReply);
QStringList locations = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation);
QDir writeableDir(locations[0]);
if (!writeableDir.mkpath(QStringLiteral("cache") + QDir::separator() + QStringLiteral("solardynamicsobservatory"))) {
qDebug() << "SolarDynamicsObservatory::SolarDynamicsObservatory: Failed to create cache/solardynamicsobservatory";
}
m_cache = new QNetworkDiskCache();
m_cache->setCacheDirectory(locations[0] + QDir::separator() + QStringLiteral("cache") + QDir::separator() + QStringLiteral("solardynamicsobservatory"));
m_cache->setMaximumCacheSize(100000000);
m_networkManager->setCache(m_cache);
}
SolarDynamicsObservatory::~SolarDynamicsObservatory()
{
disconnect(&m_dataTimer, &QTimer::timeout, this, qOverload<>(&SolarDynamicsObservatory::getImage));
disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &SolarDynamicsObservatory::handleReply);
delete m_networkManager;
}
SolarDynamicsObservatory* SolarDynamicsObservatory::create()
{
return new SolarDynamicsObservatory();
}
QList<int> SolarDynamicsObservatory::getImageSizes()
{
return {512, 1024, 2048, 4096};
}
QList<int> SolarDynamicsObservatory::getVideoSizes()
{
return {512, 1024};
}
const QStringList SolarDynamicsObservatory::getImageNames()
{
QChar angstronm(0x212B);
QStringList names;
// SDO
names.append(QString("AIA 094 %1").arg(angstronm));
names.append(QString("AIA 131 %1").arg(angstronm));
names.append(QString("AIA 171 %1").arg(angstronm));
names.append(QString("AIA 193 %1").arg(angstronm));
names.append(QString("AIA 211 %1").arg(angstronm));
names.append(QString("AIA 304 %1").arg(angstronm));
names.append(QString("AIA 335 %1").arg(angstronm));
names.append(QString("AIA 1600 %1").arg(angstronm));
names.append(QString("AIA 1700 %1").arg(angstronm));
names.append(QString("AIA 211 %1, 193 %1, 171 %1").arg(angstronm));
names.append(QString("AIA 304 %1, 211 %1, 171 %1").arg(angstronm));
names.append(QString("AIA 094 %1, 335 %1, 193 %1").arg(angstronm));
names.append(QString("AIA 171 %1, HMIB").arg(angstronm));
names.append("HMI Magneotgram");
names.append("HMI Colorized Magneotgram");
names.append("HMI Intensitygram - Colored");
names.append("HMI Intensitygram - Flattened");
names.append("HMI Intensitygram");
names.append("HMI Dopplergram");
// SOHO
names.append("LASCO C2");
names.append("LASCO C3");
return names;
}
const QStringList SolarDynamicsObservatory::getChannelNames()
{
QStringList channelNames = {
"0094",
"0131",
"0171",
"0193",
"0211",
"0304",
"0335",
"1600",
"1700",
"211193171",
"304211171",
"094335193",
"HMImag",
"HMIB",
"HMIBC",
"HMIIC",
"HMIIF",
"HMII",
"HMID",
"c2",
"c3"
};
return channelNames;
}
const QStringList SolarDynamicsObservatory::getImageFileNames()
{
// Ordering needs to match getImageNames()
// %1 replaced with size
QStringList filenames = {
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0094.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0131.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0171.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0193.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0211.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0304.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_0335.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_1600.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_1700.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_211193171.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/f_304_211_171_%1.jpg",
//"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_304211171.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/f_094_335_193_%1.jpg",
//"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_094335193.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/f_HMImag_171_%1.jpg",
//"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMImag.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIB.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIBC.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIIC.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMIIF.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMII.jpg",
"https://sdo.gsfc.nasa.gov/assets/img/latest/latest_%1_HMID.jpg",
"https://soho.nascom.nasa.gov/data/realtime/c2/512/latest.jpg",
"https://soho.nascom.nasa.gov/data/realtime/c3/512/latest.jpg"
};
return filenames;
}
const QStringList SolarDynamicsObservatory::getVideoNames()
{
QChar angstronm(0x212B);
QStringList names;
// SDO
names.append(QString("AIA 094 %1").arg(angstronm));
names.append(QString("AIA 131 %1").arg(angstronm));
names.append(QString("AIA 171 %1").arg(angstronm));
names.append(QString("AIA 193 %1").arg(angstronm));
names.append(QString("AIA 211 %1").arg(angstronm));
names.append(QString("AIA 304 %1").arg(angstronm));
names.append(QString("AIA 335 %1").arg(angstronm));
names.append(QString("AIA 1600 %1").arg(angstronm));
names.append(QString("AIA 1700 %1").arg(angstronm));
// SOHO
names.append("LASCO C2");
names.append("LASCO C3");
return names;
}
const QStringList SolarDynamicsObservatory::getVideoFileNames()
{
const QStringList filenames = {
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0094.mp4", // Videos sometimes fail to load on Windows if https used
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0131.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0171.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0193.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0211.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0304.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_0335.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_1600.mp4",
"http://sdo.gsfc.nasa.gov/assets/img/latest/mpeg/latest_%1_1700.mp4",
"http://soho.nascom.nasa.gov/data/LATEST/current_c2.mp4",
"http://soho.nascom.nasa.gov/data/LATEST/current_c3.mp4",
};
return filenames;
}
QString SolarDynamicsObservatory::getImageURL(const QString& image, int size)
{
const QStringList names = SolarDynamicsObservatory::getImageNames();
const QStringList filenames = SolarDynamicsObservatory::getImageFileNames();
int idx = names.indexOf(image);
if (idx != -1) {
return QString(filenames[idx]).arg(size);
} else {
return "";
}
}
QString SolarDynamicsObservatory::getVideoURL(const QString& video, int size)
{
const QStringList names = SolarDynamicsObservatory::getVideoNames();
const QStringList filenames = SolarDynamicsObservatory::getVideoFileNames();
int idx = names.indexOf(video);
if (idx != -1) {
return QString(filenames[idx]).arg(size);
} else {
return "";
}
}
void SolarDynamicsObservatory::getImagePeriodically(const QString& image, int size, int periodInMins)
{
m_image = image;
m_size = size;
if (periodInMins > 0)
{
m_dataTimer.setInterval(periodInMins*60*1000);
m_dataTimer.start();
getImage();
}
else
{
m_dataTimer.stop();
}
}
void SolarDynamicsObservatory::getImage()
{
getImage(m_image, m_size);
}
void SolarDynamicsObservatory::getImage(const QString& imageName, int size)
{
QString urlString = getImageURL(imageName, size);
if (!urlString.isEmpty())
{
QUrl url(urlString);
m_networkManager->get(QNetworkRequest(url));
}
}
void SolarDynamicsObservatory::getImage(const QString& imageName, QDateTime dateTime, int size)
{
// Stop periodic updates, if not after latest data
m_dataTimer.stop();
// Get file index, as we don't know what time will be used in the file
QDate date = dateTime.date();
QString urlString = QString("https://sdo.gsfc.nasa.gov/assets/img/browse/%1/%2/%3/")
.arg(date.year())
.arg(date.month(), 2, 10, QLatin1Char('0'))
.arg(date.day(), 2, 10, QLatin1Char('0'));
QUrl url(urlString);
// Save details of image we are after
m_dateTime = dateTime;
m_size = size;
m_image = imageName;
m_networkManager->get(QNetworkRequest(url));
}
void SolarDynamicsObservatory::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
if (reply->url().fileName().endsWith(".jpg"))
{
handleJpeg(reply->readAll());
}
else
{
handleIndex(reply->readAll());
}
}
else
{
qDebug() << "SolarDynamicsObservatory::handleReply: Error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "SolarDynamicsObservatory::handleReply: Reply is null";
}
}
void SolarDynamicsObservatory::handleJpeg(const QByteArray& bytes)
{
QImage image;
if (image.loadFromData(bytes)) {
emit imageUpdated(image);
} else {
qWarning() << "SolarDynamicsObservatory::handleJpeg: Failed to load image";
}
}
void SolarDynamicsObservatory::handleIndex(const QByteArray& bytes)
{
const QStringList names = SolarDynamicsObservatory::getImageNames();
const QStringList channelNames = SolarDynamicsObservatory::getChannelNames();
int idx = names.indexOf(m_image);
if (idx < 0) {
return;
}
QString channel = channelNames[idx];
QString file(bytes);
QStringList lines = file.split("\n");
QString date = m_dateTime.date().toString("yyyyMMdd");
QString pattern = QString("\"%1_([0-9]{6})_%2_%3.jpg\"").arg(date).arg(m_size).arg(channel);
QRegularExpression re(pattern);
// Get all times the image is available
QList<QTime> times;
for (const auto& line : lines)
{
QRegularExpressionMatch match = re.match(line);
if (match.hasMatch())
{
QString t = match.capturedTexts()[1];
int h = t.left(2).toInt();
int m = t.mid(2, 2).toInt();
int s = t.right(2).toInt();
times.append(QTime(h, m, s));
}
}
if (times.length() > 0)
{
QTime target = m_dateTime.time();
QTime current = times[0];
for (int i = 1; i < times.size(); i++)
{
if (target < times[i]) {
break;
}
current = times[i];
}
// Get image
QDate date = m_dateTime.date();
QString urlString = QString("https://sdo.gsfc.nasa.gov/assets/img/browse/%1/%2/%3/%1%2%3_%4%5%6_%7_%8.jpg")
.arg(date.year())
.arg(date.month(), 2, 10, QLatin1Char('0'))
.arg(date.day(), 2, 10, QLatin1Char('0'))
.arg(current.hour(), 2, 10, QLatin1Char('0'))
.arg(current.minute(), 2, 10, QLatin1Char('0'))
.arg(current.second(), 2, 10, QLatin1Char('0'))
.arg(m_size)
.arg(channel);
QUrl url(urlString);
m_networkManager->get(QNetworkRequest(url));
}
else
{
qDebug() << "SolarDynamicsObservatory: No image available";
}
}

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDE_SOLARDYNAMICSOBSERVATORY_H
#define INCLUDE_SOLARDYNAMICSOBSERVATORY_H
#include <QtCore>
#include <QTimer>
#include <QImage>
#include "export.h"
class QNetworkAccessManager;
class QNetworkReply;
class QNetworkDiskCache;
// This gets solar imagery from SDO (Solar Dynamics Observatory) - https://sdo.gsfc.nasa.gov/
// and LASCO images from SOHO - https://soho.nascom.nasa.gov/
class SDRBASE_API SolarDynamicsObservatory : public QObject
{
Q_OBJECT
protected:
SolarDynamicsObservatory();
public:
static SolarDynamicsObservatory* create();
~SolarDynamicsObservatory();
void getImagePeriodically(const QString& image, int size=512, int periodInMins=15);
void getImage(const QString& m_image, int size);
void getImage(const QString& m_image, QDateTime dateTime, int size=512);
static QString getImageURL(const QString& image, int size);
static QString getVideoURL(const QString& video, int size=512);
static QList<int> getImageSizes();
static const QStringList getChannelNames();
static const QStringList getImageNames();
static QList<int> getVideoSizes();
static const QStringList getVideoNames();
private slots:
void getImage();
void handleReply(QNetworkReply* reply);
signals:
void imageUpdated(const QImage& image); // Called when new image is available.
private:
QTimer m_dataTimer; // Timer for periodic updates
QNetworkAccessManager *m_networkManager;
QNetworkDiskCache *m_cache;
QString m_image;
int m_size;
QDateTime m_dateTime;
void handleJpeg(const QByteArray& bytes);
void handleIndex(const QByteArray& bytes);
static const QStringList getImageFileNames();
static const QStringList getVideoFileNames();
};
#endif /* INCLUDE_SOLARDYNAMICSOBSERVATORY_H */

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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 "stix.h"
#include <QDebug>
#include <QUrl>
#include <QUrlQuery>
#include <QNetworkReply>
#include <QJsonDocument>
STIX::STIX()
{
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, &QNetworkAccessManager::finished, this, &STIX::handleReply);
connect(&m_dataTimer, &QTimer::timeout, this, &STIX::getData);
}
STIX::~STIX()
{
disconnect(&m_dataTimer, &QTimer::timeout, this, &STIX::getData);
disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &STIX::handleReply);
delete m_networkManager;
}
STIX* STIX::create()
{
return new STIX();
}
void STIX::getDataPeriodically(int periodInMins)
{
if (periodInMins > 0)
{
m_dataTimer.setInterval(periodInMins*60*1000);
m_dataTimer.start();
getData();
}
else
{
m_dataTimer.stop();
}
}
void STIX::getData()
{
QUrlQuery data(QString("https://datacenter.stix.i4ds.net/api/request/flare-list"));
QDateTime start;
if (m_mostRecent.isValid()) {
start = m_mostRecent;
} else {
start = QDateTime::currentDateTime().addDays(-5);
}
data.addQueryItem("start_utc", start.toString(Qt::ISODate));
data.addQueryItem("end_utc", QDateTime::currentDateTime().toString(Qt::ISODate));
data.addQueryItem("sort", "time");
QUrl url("https://datacenter.stix.i4ds.net/api/request/flare-list");
QNetworkRequest request(url);
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/x-www-form-urlencoded");
m_networkManager->post(request, data.toString(QUrl::FullyEncoded).toUtf8());
}
bool STIX::containsNonNull(const QJsonObject& obj, const QString &key) const
{
if (obj.contains(key))
{
QJsonValue val = obj.value(key);
return !val.isNull();
}
return false;
}
void STIX::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
QJsonDocument document = QJsonDocument::fromJson(reply->readAll());
if (document.isArray())
{
QJsonArray array = document.array();
QList<FlareData> data;
for (auto valRef : array)
{
if (valRef.isObject())
{
QJsonObject obj = valRef.toObject();
FlareData measurement;
if (obj.contains(QStringLiteral("flare_id"))) {
measurement.m_id = obj.value(QStringLiteral("flare_id")).toString();
}
if (obj.contains(QStringLiteral("start_UTC")))
{
measurement.m_startDateTime = QDateTime::fromString(obj.value(QStringLiteral("start_UTC")).toString(), Qt::ISODate);
if (!m_mostRecent.isValid() || (measurement.m_startDateTime > m_mostRecent)) {
m_mostRecent = measurement.m_startDateTime;
}
}
if (obj.contains(QStringLiteral("end_UTC"))) {
measurement.m_endDateTime = QDateTime::fromString(obj.value(QStringLiteral("end_UTC")).toString(), Qt::ISODate);
}
if (obj.contains(QStringLiteral("peak_UTC"))) {
measurement.m_peakDateTime = QDateTime::fromString(obj.value(QStringLiteral("peak_UTC")).toString(), Qt::ISODate);
}
if (obj.contains(QStringLiteral("duration"))) {
measurement.m_duration = obj.value(QStringLiteral("duration")).toInt();
}
if (obj.contains(QStringLiteral("GOES_flux"))) {
measurement.m_flux = obj.value(QStringLiteral("GOES_flux")).toDouble();
}
data.append(measurement);
}
else
{
qDebug() << "STIX::handleReply: Array element is not an object: " << valRef;
}
}
if (data.size() > 0)
{
m_data.append(data);
emit dataUpdated(m_data);
}
else
{
qDebug() << "STIX::handleReply: No data in array: " << document;
}
}
else
{
qDebug() << "STIX::handleReply: Document is not an array: " << document;
}
}
else
{
qDebug() << "STIX::handleReply: error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "STIX::handleReply: reply is null";
}
}
QString STIX::FlareData::getLightCurvesURL() const
{
return QString("https://datacenter.stix.i4ds.net/view/plot/lightcurves?start=%1&span=%2").arg(m_startDateTime.toSecsSinceEpoch()).arg(m_duration);
}
QString STIX::FlareData::getDataURL() const
{
return QString("https://datacenter.stix.i4ds.net/view/list/fits/%1/%2").arg(m_startDateTime.toSecsSinceEpoch()).arg(m_duration);
}

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef INCLUDE_STIX_H
#define INCLUDE_STIX_H
#include <QtCore>
#include <QTimer>
#include <QDateTime>
#include <QJsonObject>
#include "export.h"
class QNetworkAccessManager;
class QNetworkReply;
// Solar Orbiter STIX (Spectrometer/Telescope for Imaging X-rays) instrument
// Gets solar flare data - Newest data is often about 24 hours old
class SDRBASE_API STIX : public QObject
{
Q_OBJECT
protected:
STIX();
public:
struct SDRBASE_API FlareData {
QString m_id;
QDateTime m_startDateTime;
QDateTime m_endDateTime;
QDateTime m_peakDateTime;
int m_duration; // In seconds
double m_flux;
FlareData() :
m_duration(0),
m_flux(NAN)
{
}
QString getLightCurvesURL() const;
QString getDataURL() const;
};
static STIX* create();
~STIX();
void getDataPeriodically(int periodInMins=60);
public slots:
void getData();
private slots:
void handleReply(QNetworkReply* reply);
signals:
void dataUpdated(const QList<STIX::FlareData>& data); // Called when new data available.
private:
bool containsNonNull(const QJsonObject& obj, const QString &key) const;
QTimer m_dataTimer; // Timer for periodic updates
QNetworkAccessManager *m_networkManager;
QDateTime m_mostRecent;
QList<STIX::FlareData> m_data;
};
#endif /* INCLUDE_STIX_H */