GeoDataParser.cpp

/*
    SPDX-FileCopyrightText: 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
 
    SPDX-License-Identifier: LGPL-2.0-or-later
*/
 
// Own
#include "GeoDataParser.h"
 
#include <QStringView>
 
// Marble
#include "MarbleDebug.h"
 
// Geodata
#include "GeoDataDocument.h"
#include "GeoDocument.h"
 
// TODO: GeoRSS support
// #include "GeoRSSElementDictionary.h"
 
// KML support
#include "KmlElementDictionary.h"
 
namespace Marble
{
 
GeoDataParser::GeoDataParser(GeoDataSourceType source)
    : GeoParser(source)
{
}
 
GeoDataParser::~GeoDataParser() = default;
 
bool GeoDataParser::isValidRootElement()
{
    if (m_source == GeoData_UNKNOWN) {
        if (GeoParser::isValidElement(QString::fromLatin1(kml::kmlTag_kml))) {
            m_source = GeoData_KML;
        } else {
            Q_ASSERT(false);
            return false;
        }
    }
    switch ((GeoDataSourceType)m_source) {
    // TODO: case GeoData_GeoRSS:
    case GeoData_KML:
        return isValidElement(QString::fromLatin1(kml::kmlTag_kml));
    default:
        Q_ASSERT(false);
        return false;
    }
}
 
bool GeoDataParser::isValidElement(const QString &tagName) const
{
    if (!GeoParser::isValidElement(tagName))
        return false;
 
    switch ((GeoDataSourceType)m_source) {
    // TODO: case GeoData_GeoRSS:
    case GeoData_KML: {
        const QStringView namespaceUri = this->namespaceUri();
        return (namespaceUri == QLatin1StringView(kml::kmlTag_nameSpace20) || namespaceUri == QLatin1StringView(kml::kmlTag_nameSpace21)
                || namespaceUri == QLatin1StringView(kml::kmlTag_nameSpace22) || namespaceUri == QLatin1StringView(kml::kmlTag_nameSpaceOgc22)
                || namespaceUri == QLatin1StringView(kml::kmlTag_nameSpaceGx22) || namespaceUri == QLatin1StringView(kml::kmlTag_nameSpaceMx));
    }
    default:
        break;
    }
 
    // Should never be reached.
    Q_ASSERT(false);
    return false;
}
 
GeoDocument *GeoDataParser::createDocument() const
{
    return new GeoDataDocument;
}
 
// Global helper function for the tag handlers
GeoDataDocument *geoDataDoc(GeoParser &parser)
{
    GeoDocument *document = parser.activeDocument();
    Q_ASSERT(document->isGeoDataDocument());
    return static_cast<GeoDataDocument *>(document);
}
 
}