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sdrangel/sdrbase/util/spyserverlist.cpp
2024-03-03 13:57:10 +00:00

167 lines
6.9 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2024 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 "spyserverlist.h"
#include <QDebug>
#include <QUrl>
#include <QUrlQuery>
#include <QNetworkReply>
#include <QXmlStreamReader>
#include <QNetworkDiskCache>
#include <QRegularExpression>
SpyServerList::SpyServerList()
{
m_networkManager = new QNetworkAccessManager();
QObject::connect(m_networkManager, &QNetworkAccessManager::finished, this, &SpyServerList::handleReply);
QStringList locations = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation);
QDir writeableDir(locations[0]);
if (!writeableDir.mkpath(QStringLiteral("cache") + QDir::separator() + QStringLiteral("spyserver"))) {
qDebug() << "Failed to create cache/spyserver";
}
m_cache = new QNetworkDiskCache();
m_cache->setCacheDirectory(locations[0] + QDir::separator() + QStringLiteral("cache") + QDir::separator() + QStringLiteral("spyserver"));
m_cache->setMaximumCacheSize(100000000);
m_networkManager->setCache(m_cache);
connect(&m_timer, &QTimer::timeout, this, &SpyServerList::update);
}
SpyServerList::~SpyServerList()
{
QObject::disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &SpyServerList::handleReply);
delete m_networkManager;
}
void SpyServerList::getData()
{
QUrl url(QString("https://airspy.com/directory/status.json"));
m_networkManager->get(QNetworkRequest(url));
}
void SpyServerList::getDataPeriodically(int periodInMins)
{
m_timer.setInterval(periodInMins*60*1000);
m_timer.start();
update();
}
void SpyServerList::update()
{
getData();
}
void SpyServerList::handleReply(QNetworkReply* reply)
{
if (reply)
{
if (!reply->error())
{
QString url = reply->url().toEncoded().constData();
QByteArray bytes = reply->readAll();
handleJSON(url, bytes);
}
else
{
qDebug() << "SpyServerList::handleReply: error: " << reply->error();
}
reply->deleteLater();
}
else
{
qDebug() << "SpyServerList::handleReply: reply is null";
}
}
void SpyServerList::handleJSON(const QString& url, const QByteArray& bytes)
{
(void) url;
QList<SpyServer> sdrs;
QJsonDocument document = QJsonDocument::fromJson(bytes);
if (document.isObject())
{
QJsonObject obj = document.object();
if (obj.contains(QStringLiteral("servers")))
{
QJsonArray servers = obj.value(QStringLiteral("servers")).toArray();
for (auto valRef : servers)
{
if (valRef.isObject())
{
QJsonObject serverObj = valRef.toObject();
SpyServer sdr;
if (serverObj.contains(QStringLiteral("generalDescription"))) {
sdr.m_generalDescription = serverObj.value(QStringLiteral("generalDescription")).toString();
}
if (serverObj.contains(QStringLiteral("deviceType"))) {
sdr.m_deviceType = serverObj.value(QStringLiteral("deviceType")).toString();
}
if (serverObj.contains(QStringLiteral("streamingHost"))) {
sdr.m_streamingHost = serverObj.value(QStringLiteral("streamingHost")).toString();
}
if (serverObj.contains(QStringLiteral("streamingPort"))) {
sdr.m_streamingPort = serverObj.value(QStringLiteral("streamingPort")).toInt();
}
if (serverObj.contains(QStringLiteral("currentClientCount"))) {
sdr.m_currentClientCount = serverObj.value(QStringLiteral("currentClientCount")).toInt();
}
if (serverObj.contains(QStringLiteral("maxClients"))) {
sdr.m_maxClients = serverObj.value(QStringLiteral("maxClients")).toInt();
}
if (serverObj.contains(QStringLiteral("antennaType"))) {
sdr.m_antennaType = serverObj.value(QStringLiteral("antennaType")).toString();
}
if (serverObj.contains(QStringLiteral("antennaLocation")))
{
QJsonObject location = serverObj.value(QStringLiteral("antennaLocation")).toObject();
sdr.m_latitude = location.value(QStringLiteral("lat")).toDouble();
sdr.m_longitude = location.value(QStringLiteral("long")).toDouble();
}
if (serverObj.contains(QStringLiteral("minimumFrequency"))) {
sdr.m_minimumFrequency = serverObj.value(QStringLiteral("minimumFrequency")).toInt();
}
if (serverObj.contains(QStringLiteral("maximumFrequency"))) {
sdr.m_maximumFrequency = serverObj.value(QStringLiteral("maximumFrequency")).toInt();
}
if (serverObj.contains(QStringLiteral("fullControlAllowed"))) {
sdr.m_fullControlAllowed = serverObj.value(QStringLiteral("fullControlAllowed")).toBool();
}
if (serverObj.contains(QStringLiteral("online"))) {
sdr.m_online = serverObj.value(QStringLiteral("online")).toBool();
}
sdrs.append(sdr);
}
}
}
}
else
{
qDebug() << "SpyServerList::handleJSON: Doc doesn't contain an object:\n" << document;
}
emit dataUpdated(sdrs);
}