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qgswmscapabilities.cpp
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qgswmscapabilities.cpp
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/***************************************************************************
qgswmscapabilities.cpp
---------------------
begin : January 2014
copyright : (C) 2014 by Martin Dobias
email : wonder dot sk at gmail dot 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; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgswmscapabilities.h"
#include "qgswmsprovider.h"
#include <QFile>
#include <QDir>
#include <QNetworkCacheMetaData>
#include "qgssettings.h"
#include "qgscoordinatetransform.h"
#include "qgsdatasourceuri.h"
#include "qgslogger.h"
#include "qgsmessagelog.h"
#include "qgsnetworkaccessmanager.h"
#include "qgsunittypes.h"
#include "qgsexception.h"
#include "qgsapplication.h"
// %%% copied from qgswmsprovider.cpp
static QString DEFAULT_LATLON_CRS = QStringLiteral( "CRS:84" );
bool QgsWmsSettings::parseUri( const QString &uriString )
{
QgsDebugMsgLevel( "uriString = " + uriString, 2 );
QgsDataSourceUri uri;
uri.setEncodedUri( uriString );
// Setup authentication
mAuth.mUserName = uri.username();
mAuth.mPassword = uri.password();
if ( !uri.authConfigId().isEmpty() )
{
mAuth.mAuthCfg = uri.authConfigId();
}
mAuth.mReferer = uri.param( QStringLiteral( "referer" ) );
mXyz = false; // assume WMS / WMTS
if ( uri.param( QStringLiteral( "type" ) ) == QLatin1String( "xyz" ) ||
uri.param( QStringLiteral( "type" ) ) == QLatin1String( "mbtiles" ) )
{
// for XYZ tiles most of the things do not apply
mTiled = true;
mXyz = true;
mTileDimensionValues.clear();
mTileMatrixSetId = QStringLiteral( "tms0" );
mMaxWidth = 0;
mMaxHeight = 0;
mHttpUri = uri.param( QStringLiteral( "url" ) );
mBaseUrl = mHttpUri;
mIgnoreGetMapUrl = false;
mIgnoreGetFeatureInfoUrl = false;
mSmoothPixmapTransform = true;
mDpiMode = DpiNone; // does not matter what we set here
mActiveSubLayers = QStringList( QStringLiteral( "xyz" ) ); // just a placeholder to have one sub-layer
mActiveSubStyles = QStringList( QStringLiteral( "xyz" ) ); // just a placeholder to have one sub-style
mActiveSubLayerVisibility.clear();
mFeatureCount = 0;
mImageMimeType.clear();
mCrsId = QStringLiteral( "EPSG:3857" );
mEnableContextualLegend = false;
mIsMBTiles = uri.param( QStringLiteral( "type" ) ) == QLatin1String( "mbtiles" );
return true;
}
if ( uri.param( QStringLiteral( "type" ) ) == QLatin1String( "wmst" ) )
{
mIsTemporal = true;
mTemporalExtent = uri.param( QStringLiteral( "timeDimensionExtent" ) );
mTimeDimensionExtent = parseTemporalExtent( mTemporalExtent );
if ( mTimeDimensionExtent.datesResolutionList.first().dates.dateTimes.size() > 0 )
{
QDateTime begin = mTimeDimensionExtent.datesResolutionList.first().dates.dateTimes.first();
QDateTime end = mTimeDimensionExtent.datesResolutionList.last().dates.dateTimes.last();
mFixedRange = QgsDateTimeRange( begin, end );
}
else
mFixedRange = QgsDateTimeRange();
if ( uri.param( QStringLiteral( "referenceTimeDimensionExtent" ) ) != QString() )
{
QString referenceExtent = uri.param( QStringLiteral( "referenceTimeDimensionExtent" ) );
mReferenceTimeDimensionExtent = parseTemporalExtent( referenceExtent );
if ( mReferenceTimeDimensionExtent.datesResolutionList.first().dates.dateTimes.size() > 0 )
{
QDateTime begin = mReferenceTimeDimensionExtent.datesResolutionList.first().dates.dateTimes.first();
QDateTime end = mReferenceTimeDimensionExtent.datesResolutionList.last().dates.dateTimes.last();
mFixedReferenceRange = QgsDateTimeRange( begin, end );
}
else
mFixedReferenceRange = QgsDateTimeRange();
mIsBiTemporal = true;
}
}
mTiled = false;
mTileDimensionValues.clear();
mHttpUri = uri.param( QStringLiteral( "url" ) );
mBaseUrl = QgsWmsProvider::prepareUri( mHttpUri ); // must set here, setImageCrs is using that
QgsDebugMsg( "mBaseUrl = " + mBaseUrl );
mIgnoreGetMapUrl = uri.hasParam( QStringLiteral( "IgnoreGetMapUrl" ) );
mIgnoreGetFeatureInfoUrl = uri.hasParam( QStringLiteral( "IgnoreGetFeatureInfoUrl" ) );
mIgnoreReportedLayerExtents = uri.hasParam( QStringLiteral( "IgnoreReportedLayerExtents" ) );
mParserSettings.ignoreAxisOrientation = uri.hasParam( QStringLiteral( "IgnoreAxisOrientation" ) ); // must be before parsing!
mParserSettings.invertAxisOrientation = uri.hasParam( QStringLiteral( "InvertAxisOrientation" ) ); // must be before parsing!
mSmoothPixmapTransform = uri.hasParam( QStringLiteral( "SmoothPixmapTransform" ) );
mDpiMode = uri.hasParam( QStringLiteral( "dpiMode" ) ) ? static_cast< QgsWmsDpiMode >( uri.param( QStringLiteral( "dpiMode" ) ).toInt() ) : DpiAll;
mActiveSubLayers = uri.params( QStringLiteral( "layers" ) );
mActiveSubStyles = uri.params( QStringLiteral( "styles" ) );
QgsDebugMsg( "Entering: layers:" + mActiveSubLayers.join( ", " ) + ", styles:" + mActiveSubStyles.join( ", " ) );
mImageMimeType = uri.param( QStringLiteral( "format" ) );
QgsDebugMsg( "Setting image encoding to " + mImageMimeType + '.' );
mMaxWidth = 0;
mMaxHeight = 0;
if ( uri.hasParam( QStringLiteral( "maxWidth" ) ) && uri.hasParam( QStringLiteral( "maxHeight" ) ) )
{
mMaxWidth = uri.param( QStringLiteral( "maxWidth" ) ).toInt();
mMaxHeight = uri.param( QStringLiteral( "maxHeight" ) ).toInt();
}
mStepWidth = 2000;
mStepHeight = 2000;
if ( uri.hasParam( QStringLiteral( "stepWidth" ) ) && uri.hasParam( QStringLiteral( "stepHeight" ) ) )
{
mStepWidth = uri.param( QStringLiteral( "stepWidth" ) ).toInt();
mStepHeight = uri.param( QStringLiteral( "stepHeight" ) ).toInt();
}
if ( uri.hasParam( QStringLiteral( "tileMatrixSet" ) ) )
{
mTiled = true;
// tileMatrixSet may be empty if URI was converted from < 1.9 project file URI
// in that case it means that the source is WMS-C
mTileMatrixSetId = uri.param( QStringLiteral( "tileMatrixSet" ) );
}
if ( uri.hasParam( QStringLiteral( "tileDimensions" ) ) )
{
mTiled = true;
const auto tileDimensions = uri.param( "tileDimensions" ).split( ';' );
for ( const QString ¶m : tileDimensions )
{
QStringList kv = param.split( '=' );
if ( kv.size() == 1 )
{
mTileDimensionValues.insert( kv[0], QString() );
}
else if ( kv.size() == 2 )
{
mTileDimensionValues.insert( kv[0], kv[1] );
}
else
{
QgsDebugMsg( QStringLiteral( "skipped dimension %1" ).arg( param ) );
}
}
}
mCrsId = uri.param( QStringLiteral( "crs" ) );
mEnableContextualLegend = uri.param( QStringLiteral( "contextualWMSLegend" ) ).toInt();
QgsDebugMsg( QStringLiteral( "Contextual legend: %1" ).arg( mEnableContextualLegend ) );
mFeatureCount = uri.param( QStringLiteral( "featureCount" ) ).toInt(); // default to 0
return true;
}
QgsWmstDimensionExtent QgsWmsSettings::parseTemporalExtent( QString extent )
{
QgsWmstDimensionExtent dimensionExtent;
if ( extent.isNull() )
return dimensionExtent;
bool containResolution = false;
QStringList parts;
if ( extent.contains( ',' ) )
parts = extent.split( ',' );
else
parts.append( extent );
QStringListIterator iter( parts );
while ( iter.hasNext() )
{
QString item = iter.next();
QStringList itemParts;
// If item contain '/' content separator, it is an interval
if ( item.contains( '/' ) )
{
itemParts = item.split( '/' );
QStringListIterator itemIter( itemParts );
QgsWmstExtentPair itemPair;
QgsWmstResolution itemResolution = itemPair.resolution;
QgsWmstDates itemDatesList = itemPair.dates;
bool itemContainResolution = false;
while ( itemIter.hasNext() )
{
QString itemContent = itemIter.next();
if ( itemContent.startsWith( 'P' ) )
{
itemResolution = parseWmstResolution( itemContent );
itemContainResolution = true;
}
else
{
itemDatesList.dateTimes.append( parseWmstDateTimes( itemContent ) );
}
}
if ( itemContainResolution )
dimensionExtent.datesResolutionList.append( QgsWmstExtentPair( itemDatesList, itemResolution ) );
else
dimensionExtent.datesResolutionList.append( QgsWmstExtentPair( itemDatesList, QgsWmstResolution() ) );
itemContainResolution = false;
continue;
}
QgsWmstExtentPair pair;
QgsWmstResolution resolution = pair.resolution;
QgsWmstDates datesList = pair.dates;
if ( item.startsWith( 'P' ) )
{
resolution = parseWmstResolution( item );
containResolution = true;
}
else
{
datesList.dateTimes.append( parseWmstDateTimes( item ) );
}
if ( containResolution )
dimensionExtent.datesResolutionList.append( QgsWmstExtentPair( datesList, resolution ) );
else
dimensionExtent.datesResolutionList.append( QgsWmstExtentPair( datesList, QgsWmstResolution() ) );
containResolution = false;
}
return dimensionExtent;
}
void QgsWmsSettings::setTimeDimensionExtent( QgsWmstDimensionExtent timeDimensionExtent )
{
mTimeDimensionExtent = timeDimensionExtent;
}
QgsWmstDimensionExtent QgsWmsSettings::timeDimensionExtent() const
{
return mTimeDimensionExtent;
}
QDateTime QgsWmsSettings::addTime( QDateTime dateTime, QgsWmstResolution resolution )
{
QDateTime resultDateTime = QDateTime( dateTime );
if ( resolution.year != -1 )
resultDateTime = resultDateTime.addYears( resolution.year );
if ( resolution.month != -1 )
resultDateTime = resultDateTime.addMonths( resolution.month );
if ( resolution.day != -1 )
resultDateTime = resultDateTime.addDays( resolution.day );
if ( resolution.hour != -1 )
resultDateTime = resultDateTime.addSecs( resolution.hour * 60 * 60 );
if ( resolution.minutes != -1 )
resultDateTime = resultDateTime.addSecs( resolution.minutes * 60 );
if ( resolution.seconds != -1 )
resultDateTime = resultDateTime.addSecs( resolution.seconds );
return resultDateTime;
}
QDateTime QgsWmsSettings::findLeastClosestDateTime( QDateTime dateTime, bool dateOnly ) const
{
QDateTime closest = dateTime;
long long seconds;
if ( dateOnly )
seconds = QDateTime::fromString( closest.date().toString() ).toSecsSinceEpoch();
else
seconds = closest.toSecsSinceEpoch();
for ( QgsWmstExtentPair pair : mTimeDimensionExtent.datesResolutionList )
{
if ( pair.dates.dateTimes.size() < 2 )
continue;
long long startSeconds = pair.dates.dateTimes.at( 0 ).toSecsSinceEpoch();
long long endSeconds = pair.dates.dateTimes.at( 1 ).toSecsSinceEpoch();
// if out of bounds
if ( seconds < startSeconds || seconds > endSeconds )
continue;
if ( seconds == endSeconds )
break;
long long resolutionSeconds = pair.resolution.interval();
long long step = std::floor( ( seconds - startSeconds ) / resolutionSeconds );
long long resultSeconds = startSeconds + ( step * resolutionSeconds );
closest.setSecsSinceEpoch( resultSeconds );
}
return closest;
}
QgsWmstResolution QgsWmsSettings::parseWmstResolution( QString item )
{
QgsWmstResolution resolution;
bool found = false;
for ( char datesSymbol : { 'Y', 'M', 'D' } )
{
QString number = item.left( item.indexOf( datesSymbol ) );
int resolutionValue = number.remove( 'P' ).toInt();
if ( datesSymbol == 'Y' && item.contains( 'Y' ) )
{
resolution.year = resolutionValue;
found = true;
}
if ( datesSymbol == 'M' && item.contains( 'M' ) )
{
// Symbol M is used to both represent either month or minutes
// The check below is for determining whether it means month or minutes
if ( item.contains( 'T' ) &&
item.indexOf( 'T' ) < item.indexOf( 'M' ) )
continue;
resolution.month = resolutionValue;
found = true;
}
if ( datesSymbol == 'D' && item.contains( 'D' ) )
{
resolution.day = resolutionValue;
found = true;
}
if ( found )
{
int symbolIndex = item.indexOf( datesSymbol );
item.remove( symbolIndex, 1 );
item.remove( symbolIndex - number.length(),
number.length() );
found = false;
}
}
if ( !item.contains( 'T' ) )
return resolution;
else
item.remove( 'T' );
bool foundTime = false;
for ( char timeSymbol : { 'H', 'M', 'S' } )
{
QString number = item.left( item.indexOf( timeSymbol ) );
int resolutionValue = number.remove( 'P' ).toInt();
if ( timeSymbol == 'H' && item.contains( 'H' ) )
{
resolution.hour = resolutionValue;
foundTime = true;
}
if ( timeSymbol == 'M' && item.contains( 'M' ) )
{
resolution.minutes = resolutionValue;
foundTime = true;
}
if ( timeSymbol == 'S' && item.contains( 'S' ) )
{
resolution.seconds = resolutionValue;
foundTime = true;
}
if ( foundTime )
{
int symbolIndex = item.indexOf( timeSymbol );
item.remove( symbolIndex, 1 );
item.remove( symbolIndex - number.length(),
number.length() );
foundTime = false;
}
}
return resolution;
}
QDateTime QgsWmsSettings::parseWmstDateTimes( QString item )
{
// Standard item will have YYYY-MM-DDTHH:mm:ss.SSSZ
// format a Qt::ISODateWithMs
QString format = "yyyy-MM-ddTHH:mm:ss.SSSZ";
// Check if it does not have time part
if ( !item.contains( 'T' ) )
return QDateTime::fromString( item, "yyyy-MM-dd" );
else
{
if ( item.contains( '.' ) )
return QDateTime::fromString( item, Qt::ISODateWithMs );
else
return QDateTime::fromString( item, Qt::ISODate );
}
return QDateTime::fromString( item, format );
}
// ----------------------
QgsWmsCapabilities::QgsWmsCapabilities( const QgsCoordinateTransformContext &coordinateTransformContext ):
mCoordinateTransformContext( coordinateTransformContext )
{
}
bool QgsWmsCapabilities::parseResponse( const QByteArray &response, QgsWmsParserSettings settings )
{
mParserSettings = settings;
mValid = false;
if ( response.isEmpty() )
{
if ( mError.isEmpty() )
{
mErrorFormat = QStringLiteral( "text/plain" );
mError = QObject::tr( "empty capabilities document" );
}
QgsDebugMsg( QStringLiteral( "response is empty" ) );
return false;
}
if ( response.startsWith( "<html>" ) ||
response.startsWith( "<HTML>" ) )
{
mErrorFormat = QStringLiteral( "text/html" );
mError = response;
QgsDebugMsg( QStringLiteral( "starts with <html>" ) );
return false;
}
QgsDebugMsg( QStringLiteral( "Converting to Dom." ) );
bool domOK;
domOK = parseCapabilitiesDom( response, mCapabilities );
if ( !domOK )
{
// We had an Dom exception -
// mErrorCaption and mError are pre-filled by parseCapabilitiesDom
// TODO[MD] mError += QObject::tr( "\nTried URL: %1" ).arg( url );
QgsDebugMsg( "!domOK: " + mError );
return false;
}
// get identify formats
for ( const QString &f : qgis::as_const( mCapabilities.capability.request.getFeatureInfo.format ) )
{
// Don't use mSupportedGetFeatureFormats, there are too many possibilities
QgsDebugMsg( "supported format = " + f );
// 1.0: MIME - server shall choose format, we presume it to be plain text
// GML.1, GML.2, or GML.3
// 1.1.0, 1.3.0 - mime types, GML should use application/vnd.ogc.gml
// but in UMN Mapserver it may be also OUTPUTFORMAT, e.g. OGRGML
QgsRaster::IdentifyFormat format = QgsRaster::IdentifyFormatUndefined;
if ( f == QLatin1String( "MIME" ) )
format = QgsRaster::IdentifyFormatText; // 1.0
else if ( f == QLatin1String( "text/plain" ) )
format = QgsRaster::IdentifyFormatText;
else if ( f == QLatin1String( "text/html" ) )
format = QgsRaster::IdentifyFormatHtml;
else if ( f.startsWith( QLatin1String( "GML." ) ) )
format = QgsRaster::IdentifyFormatFeature; // 1.0
else if ( f == QLatin1String( "application/vnd.ogc.gml" ) )
format = QgsRaster::IdentifyFormatFeature;
else if ( f == QLatin1String( "application/json" ) )
format = QgsRaster::IdentifyFormatFeature;
else if ( f.contains( QLatin1String( "gml" ), Qt::CaseInsensitive ) )
format = QgsRaster::IdentifyFormatFeature;
mIdentifyFormats.insert( format, f );
}
mValid = mError.isEmpty();
return mValid;
}
bool QgsWmsCapabilities::parseCapabilitiesDom( const QByteArray &xml, QgsWmsCapabilitiesProperty &capabilitiesProperty )
{
#ifdef QGISDEBUG
QFile file( QDir::tempPath() + "/qgis-wmsprovider-capabilities.xml" );
if ( file.open( QIODevice::WriteOnly | QIODevice::Truncate ) )
{
file.write( xml );
file.close();
}
#endif
// Convert completed document into a Dom
QDomDocument capabilitiesDom;
QString errorMsg;
int errorLine;
int errorColumn;
bool contentSuccess = capabilitiesDom.setContent( xml, false, &errorMsg, &errorLine, &errorColumn );
if ( !contentSuccess )
{
mErrorCaption = QObject::tr( "Dom Exception" );
mErrorFormat = QStringLiteral( "text/plain" );
mError = QObject::tr( "Could not get WMS capabilities: %1 at line %2 column %3\nThis is probably due to an incorrect WMS Server URL.\nResponse was:\n\n%4" )
.arg( errorMsg )
.arg( errorLine )
.arg( errorColumn )
.arg( QString( xml ) );
QgsLogger::debug( "Dom Exception: " + mError );
return false;
}
QDomElement docElement = capabilitiesDom.documentElement();
// Assert that the DTD is what we expected (i.e. a WMS Capabilities document)
QgsDebugMsg( "testing tagName " + docElement.tagName() );
if (
docElement.tagName() != QLatin1String( "WMS_Capabilities" ) && // (1.3 vintage)
docElement.tagName() != QLatin1String( "WMT_MS_Capabilities" ) && // (1.1.1 vintage)
docElement.tagName() != QLatin1String( "Capabilities" ) // WMTS
)
{
mErrorCaption = QObject::tr( "Dom Exception" );
mErrorFormat = QStringLiteral( "text/plain" );
mError = QObject::tr( "Could not get WMS capabilities in the expected format (DTD): no %1 or %2 found.\nThis might be due to an incorrect WMS Server URL.\nTag: %3\nResponse was:\n%4" )
.arg( QStringLiteral( "WMS_Capabilities" ),
QStringLiteral( "WMT_MS_Capabilities" ),
docElement.tagName(),
QString( xml ) );
QgsLogger::debug( "Dom Exception: " + mError );
return false;
}
capabilitiesProperty.version = docElement.attribute( QStringLiteral( "version" ) );
// Start walking through XML.
QDomNode node = docElement.firstChild();
while ( !node.isNull() )
{
QDomElement element = node.toElement();
if ( !element.isNull() )
{
QgsDebugMsg( element.tagName() ); // the node really is an element.
if ( element.tagName() == QLatin1String( "Service" ) || element.tagName() == QLatin1String( "ows:ServiceProvider" ) || element.tagName() == QLatin1String( "ows:ServiceIdentification" ) )
{
QgsDebugMsg( QStringLiteral( " Service." ) );
parseService( element, capabilitiesProperty.service );
}
else if ( element.tagName() == QLatin1String( "Capability" ) || element.tagName() == QLatin1String( "ows:OperationsMetadata" ) )
{
QgsDebugMsg( QStringLiteral( " Capability." ) );
parseCapability( element, capabilitiesProperty.capability );
}
else if ( element.tagName() == QLatin1String( "Contents" ) )
{
QgsDebugMsg( QStringLiteral( " Contents." ) );
parseWMTSContents( element );
}
}
node = node.nextSibling();
}
return true;
}
void QgsWmsCapabilities::parseService( const QDomElement &element, QgsWmsServiceProperty &serviceProperty )
{
QDomNode node = element.firstChild();
while ( !node.isNull() )
{
QDomElement nodeElement = node.toElement();
if ( !nodeElement.isNull() )
{
// QgsDebugMsg( " " + e1.tagName() ); // the node really is an element.
QString tagName = nodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName.startsWith( QLatin1String( "ows:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName == QLatin1String( "Title" ) )
{
serviceProperty.title = nodeElement.text();
}
else if ( tagName == QLatin1String( "Abstract" ) )
{
serviceProperty.abstract = nodeElement.text();
}
else if ( tagName == QLatin1String( "KeywordList" ) || tagName == QLatin1String( "Keywords" ) )
{
parseKeywordList( nodeElement, serviceProperty.keywordList );
}
else if ( tagName == QLatin1String( "OnlineResource" ) )
{
parseOnlineResource( nodeElement, serviceProperty.onlineResource );
}
else if ( tagName == QLatin1String( "ContactInformation" ) || tagName == QLatin1String( "ServiceContact" ) )
{
parseContactInformation( nodeElement, serviceProperty.contactInformation );
}
else if ( tagName == QLatin1String( "Fees" ) )
{
serviceProperty.fees = nodeElement.text();
}
else if ( tagName == QLatin1String( "AccessConstraints" ) )
{
serviceProperty.accessConstraints = nodeElement.text();
}
else if ( tagName == QLatin1String( "LayerLimit" ) )
{
serviceProperty.layerLimit = nodeElement.text().toUInt();
}
else if ( tagName == QLatin1String( "MaxWidth" ) )
{
serviceProperty.maxWidth = nodeElement.text().toUInt();
}
else if ( tagName == QLatin1String( "MaxHeight" ) )
{
serviceProperty.maxHeight = nodeElement.text().toUInt();
}
}
node = node.nextSibling();
}
}
void QgsWmsCapabilities::parseOnlineResource( const QDomElement &element, QgsWmsOnlineResourceAttribute &onlineResourceAttribute )
{
onlineResourceAttribute.xlinkHref = QUrl::fromEncoded( element.attribute( QStringLiteral( "xlink:href" ) ).toUtf8() ).toString();
}
void QgsWmsCapabilities::parseKeywordList( const QDomElement &element, QStringList &keywordListProperty )
{
QDomNode node = element.firstChild();
while ( !node.isNull() )
{
QDomElement nodeElement = node.toElement();
if ( !nodeElement.isNull() )
{
QString tagName = nodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName.startsWith( QLatin1String( "ows:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName == QLatin1String( "Keyword" ) )
{
QgsDebugMsg( QStringLiteral( " Keyword." ) );
keywordListProperty += nodeElement.text();
}
}
node = node.nextSibling();
}
}
void QgsWmsCapabilities::parseContactInformation( const QDomElement &element, QgsWmsContactInformationProperty &contactInformationProperty )
{
QDomNode node = element.firstChild();
while ( !node.isNull() )
{
QDomElement nodeElement = node.toElement();
if ( !nodeElement.isNull() )
{
QString tagName = nodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName == QLatin1String( "ContactPersonPrimary" ) )
{
parseContactPersonPrimary( nodeElement, contactInformationProperty.contactPersonPrimary );
}
else if ( tagName == QLatin1String( "ContactPosition" ) || tagName == QLatin1String( "ows:PositionName" ) )
{
contactInformationProperty.contactPosition = nodeElement.text();
}
else if ( tagName == QLatin1String( "ContactAddress" ) )
{
parseContactAddress( nodeElement, contactInformationProperty.contactAddress );
}
else if ( tagName == QLatin1String( "ContactVoiceTelephone" ) )
{
contactInformationProperty.contactVoiceTelephone = nodeElement.text();
}
else if ( tagName == QLatin1String( "ContactFacsimileTelephone" ) )
{
contactInformationProperty.contactFacsimileTelephone = nodeElement.text();
}
else if ( tagName == QLatin1String( "ContactElectronicMailAddress" ) )
{
contactInformationProperty.contactElectronicMailAddress = nodeElement.text();
}
else if ( tagName == QLatin1String( "ows:IndividualName" ) )
{
contactInformationProperty.contactPersonPrimary.contactPerson = nodeElement.text();
}
else if ( tagName == QLatin1String( "ows:ProviderName" ) )
{
contactInformationProperty.contactPersonPrimary.contactOrganization = nodeElement.text();
}
else if ( tagName == QLatin1String( "ows:ContactInfo" ) )
{
QDomNode tempNode = node.firstChildElement( QStringLiteral( "ows:Phone" ) );
contactInformationProperty.contactVoiceTelephone = tempNode.firstChildElement( QStringLiteral( "ows:Voice" ) ).toElement().text();
contactInformationProperty.contactFacsimileTelephone = tempNode.firstChildElement( QStringLiteral( "ows:Facsimile" ) ).toElement().text();
tempNode = node.firstChildElement( QStringLiteral( "ows:Address" ) );
contactInformationProperty.contactElectronicMailAddress = tempNode.firstChildElement( QStringLiteral( "ows:ElectronicMailAddress" ) ).toElement().text();
contactInformationProperty.contactAddress.address = tempNode.firstChildElement( QStringLiteral( "ows:DeliveryPoint" ) ).toElement().text();
contactInformationProperty.contactAddress.city = tempNode.firstChildElement( QStringLiteral( "ows:City" ) ).toElement().text();
contactInformationProperty.contactAddress.stateOrProvince = tempNode.firstChildElement( QStringLiteral( "ows:AdministrativeArea" ) ).toElement().text();
contactInformationProperty.contactAddress.postCode = tempNode.firstChildElement( QStringLiteral( "ows:PostalCode" ) ).toElement().text();
contactInformationProperty.contactAddress.country = tempNode.firstChildElement( QStringLiteral( "ows:Country" ) ).toElement().text();
}
}
node = node.nextSibling();
}
}
void QgsWmsCapabilities::parseContactPersonPrimary( const QDomElement &element, QgsWmsContactPersonPrimaryProperty &contactPersonPrimaryProperty )
{
QDomNode node = element.firstChild();
while ( !node.isNull() )
{
QDomElement nodeElement = node.toElement();
{
QString tagName = nodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName == QLatin1String( "ContactPerson" ) )
{
contactPersonPrimaryProperty.contactPerson = nodeElement.text();
}
else if ( tagName == QLatin1String( "ContactOrganization" ) )
{
contactPersonPrimaryProperty.contactOrganization = nodeElement.text();
}
}
node = node.nextSibling();
}
}
void QgsWmsCapabilities::parseContactAddress( const QDomElement &element, QgsWmsContactAddressProperty &contactAddressProperty )
{
QDomNode node = element.firstChild();
while ( !node.isNull() )
{
QDomElement nodeElement = node.toElement();
if ( !nodeElement.isNull() )
{
QString tagName = nodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName == QLatin1String( "AddressType" ) )
{
contactAddressProperty.addressType = nodeElement.text();
}
else if ( tagName == QLatin1String( "Address" ) )
{
contactAddressProperty.address = nodeElement.text();
}
else if ( tagName == QLatin1String( "City" ) )
{
contactAddressProperty.city = nodeElement.text();
}
else if ( tagName == QLatin1String( "StateOrProvince" ) )
{
contactAddressProperty.stateOrProvince = nodeElement.text();
}
else if ( tagName == QLatin1String( "PostCode" ) )
{
contactAddressProperty.postCode = nodeElement.text();
}
else if ( tagName == QLatin1String( "Country" ) )
{
contactAddressProperty.country = nodeElement.text();
}
}
node = node.nextSibling();
}
}
void QgsWmsCapabilities::parseCapability( const QDomElement &element, QgsWmsCapabilityProperty &capabilityProperty )
{
for ( QDomNode node = element.firstChild(); !node.isNull(); node = node.nextSibling() )
{
QDomElement nodeElement = node.toElement();
if ( nodeElement.isNull() )
continue;
QString tagName = nodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
QgsDebugMsg( " " + nodeElement.tagName() ); // the node really is an element.
if ( tagName == QLatin1String( "Request" ) )
{
parseRequest( nodeElement, capabilityProperty.request );
}
else if ( tagName == QLatin1String( "Layer" ) )
{
QgsWmsLayerProperty layer;
parseLayer( nodeElement, layer );
capabilityProperty.layers.push_back( layer );
}
else if ( tagName == QLatin1String( "VendorSpecificCapabilities" ) )
{
for ( int i = 0; i < nodeElement.childNodes().size(); i++ )
{
QDomNode childNode = nodeElement.childNodes().item( i );
QDomElement childNodeElement = childNode.toElement();
QString tagName = childNodeElement.tagName();
if ( tagName.startsWith( QLatin1String( "wms:" ) ) )
tagName = tagName.mid( 4 );
if ( tagName == QLatin1String( "TileSet" ) )
{
parseTileSetProfile( childNodeElement );
}
}
}
else if ( tagName == QLatin1String( "ows:Operation" ) )
{
QString name = nodeElement.attribute( QStringLiteral( "name" ) );
QDomElement get = node.firstChildElement( QStringLiteral( "ows:DCP" ) )
.firstChildElement( QStringLiteral( "ows:HTTP" ) )
.firstChildElement( QStringLiteral( "ows:Get" ) );
QString href = get.attribute( QStringLiteral( "xlink:href" ) );
QgsWmsDcpTypeProperty dcp;
dcp.http.get.onlineResource.xlinkHref = href;
QgsWmsOperationType *operationType = nullptr;
if ( href.isNull() )
{
QgsDebugMsg( QStringLiteral( "http get missing from ows:Operation '%1'" ).arg( name ) );
}
else if ( name == QLatin1String( "GetTile" ) )
{
operationType = &capabilityProperty.request.getTile;
}
else if ( name == QLatin1String( "GetFeatureInfo" ) )
{
operationType = &capabilityProperty.request.getFeatureInfo;
}
else if ( name == QLatin1String( "GetLegendGraphic" ) || name == QLatin1String( "sld:GetLegendGraphic" ) )
{
operationType = &capabilityProperty.request.getLegendGraphic;
}
else
{
QgsDebugMsg( QStringLiteral( "ows:Operation %1 ignored" ).arg( name ) );
}
if ( operationType )
{
operationType->dcpType << dcp;
operationType->allowedEncodings.clear();
for ( QDomElement childNodeElement = get.firstChildElement( QStringLiteral( "ows:Constraint" ) ).firstChildElement( QStringLiteral( "ows:AllowedValues" ) ).firstChildElement( QStringLiteral( "ows:Value" ) );
!childNodeElement.isNull();
childNodeElement = nodeElement.nextSiblingElement( QStringLiteral( "ows:Value" ) ) )
{
operationType->allowedEncodings << childNodeElement.text();
}
}
}
}
// Layers in a WMS-C Capabilities TileSet do not have layer title or abstract
// still those could be present in a Layer list.
if ( !mTileLayersSupported.isEmpty() )
{
QHash<QString, QString> titles;
QHash<QString, QString> abstracts;
// Build layer identifier - title|abstract mapping
for ( const QgsWmsLayerProperty &layer : qgis::as_const( mLayersSupported ) )
{
if ( !layer.name.isEmpty() )
{
if ( !layer.title.isEmpty() )
{
titles.insert( layer.name, layer.title );
}
if ( !layer.abstract.isEmpty() )
{
abstracts.insert( layer.name, layer.abstract );
}
}
}
// If tile layer title|abstract is empty, try to use one from a matching layer
for ( QgsWmtsTileLayer &tileLayer : mTileLayersSupported )
{
if ( tileLayer.title.isEmpty() && titles.contains( tileLayer.identifier ) )
{
tileLayer.title = titles.value( tileLayer.identifier );
}
if ( tileLayer.abstract.isEmpty() && abstracts.contains( tileLayer.identifier ) )
{
tileLayer.abstract = abstracts.value( tileLayer.identifier );
}
}
}
}
void QgsWmsCapabilities::parseRequest( const QDomElement &element, QgsWmsRequestProperty &requestProperty )
{
QDomNode node = element.firstChild();
while ( !node.isNull() )
{
QDomElement nodeElement = node.toElement();
{
QString operation = nodeElement.tagName();
if ( operation == QLatin1String( "Operation" ) )
{
operation = nodeElement.attribute( QStringLiteral( "name" ) );
}
if ( operation == QLatin1String( "GetMap" ) )
{