mirror of
https://github.com/f4exb/sdrangel.git
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118 lines
4.8 KiB
C++
118 lines
4.8 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2024 Jon Beniston, M7RCE <jon@beniston.com> //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include "wtml.h"
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#include <QUrl>
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#include <QNetworkReply>
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#include <QXmlStreamReader>
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#include <QDebug>
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#include <QNetworkDiskCache>
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WTML::WTML()
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{
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m_networkManager = new QNetworkAccessManager();
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QObject::connect(m_networkManager, &QNetworkAccessManager::finished, this, &WTML::handleReply);
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QStringList locations = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation);
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QDir writeableDir(locations[0]);
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if (!writeableDir.mkpath(QStringLiteral("cache") + QDir::separator() + QStringLiteral("wtml"))) {
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qDebug() << "Failed to create cache/wtml";
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}
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m_cache = new QNetworkDiskCache();
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m_cache->setCacheDirectory(locations[0] + QDir::separator() + QStringLiteral("cache") + QDir::separator() + QStringLiteral("wtml"));
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m_cache->setMaximumCacheSize(100000000);
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m_networkManager->setCache(m_cache);
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}
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WTML::~WTML()
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{
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QObject::disconnect(m_networkManager, &QNetworkAccessManager::finished, this, &WTML::handleReply);
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delete m_networkManager;
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}
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void WTML::getData()
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{
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// https://worldwidetelescope.org/wwtweb/catalog.aspx?X=ImageSets6
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// https://worldwidetelescope.org/wwtweb/catalog.aspx?W=exploreroot6
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QUrl url(QString("https://worldwidetelescope.org/wwtweb/catalog.aspx?X=ImageSets6"));
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m_networkManager->get(QNetworkRequest(url));
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}
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void WTML::handleReply(QNetworkReply* reply)
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{
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if (!reply->error())
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{
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QXmlStreamReader xmlReader(reply->readAll());
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QList<ImageSet> dataSets;
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while (!xmlReader.atEnd() && !xmlReader.hasError())
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{
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while (xmlReader.readNextStartElement())
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{
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if (xmlReader.name() == QLatin1String("Folder"))
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{
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while(xmlReader.readNextStartElement())
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{
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if (xmlReader.name() == QLatin1String("ImageSet"))
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{
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QString name = xmlReader.attributes().value("Name").toString();
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QString dataSetType = xmlReader.attributes().value("DataSetType").toString();
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if (!name.isEmpty() && !dataSetType.isEmpty())
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{
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ImageSet imageSet;
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imageSet.m_name = name;
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imageSet.m_dataSetType = dataSetType;
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dataSets.append(imageSet);
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//qDebug() << "Adding ImageSet " << name << dataSetType;
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}
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// Credits, Thumbnail etc
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while(xmlReader.readNextStartElement())
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{
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xmlReader.skipCurrentElement();
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}
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}
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else
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{
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xmlReader.skipCurrentElement();
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}
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}
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}
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else
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{
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xmlReader.skipCurrentElement();
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}
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}
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}
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// Ignore "Premature end of document." here even if ok
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if (!xmlReader.atEnd() && xmlReader.hasError()) {
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qDebug() << "WTML::handleReply: Error parsing XML: " << xmlReader.errorString();
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}
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emit dataUpdated(dataSets);
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}
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else
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{
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qDebug() << "WTML::handleReply: error: " << reply->error();
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}
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reply->deleteLater();
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}
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