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Advertised WFS URL 
Like WMS services, users can configure an advertised URL for WFS
services.
If no advertised WFS URL is specified, QGIS-Server looked at the
advertised WMS URL.
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@rldhont
rldhont committed May 30, 2013
1 parent d841ccf commit ca86153
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Showing 7 changed files with 143 additions and 88 deletions.
2 changes: 2 additions & 0 deletions src/app/qgsprojectproperties.cpp
View file
Expand Up @@ -347,6 +347,7 @@ QgsProjectProperties::QgsProjectProperties( QgsMapCanvas* mapCanvas, QWidget *pa
mMaxHeightLineEdit->setText( QString::number( maxHeight ) );
}

mWFSUrlLineEdit->setText( QgsProject::instance()->readEntry( "WFSUrl", "/", "" ) );
QStringList wfsLayerIdList = QgsProject::instance()->readListEntry( "WFSLayers", "/" );
QStringList wfstUpdateLayerIdList = QgsProject::instance()->readListEntry( "WFSTLayers", "Update" );
QStringList wfstInsertLayerIdList = QgsProject::instance()->readListEntry( "WFSTLayers", "Insert" );
Expand Down Expand Up @@ -740,6 +741,7 @@ void QgsProjectProperties::apply()
QgsProject::instance()->writeEntry( "WMSMaxHeight", "/", maxHeightText.toInt() );
}

QgsProject::instance()->writeEntry( "WFSUrl", "/", mWFSUrlLineEdit->text() );
QStringList wfsLayerList;
QStringList wfstUpdateLayerList;
QStringList wfstInsertLayerList;
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1 change: 1 addition & 0 deletions src/mapserver/qgsconfigparser.h
View file
Expand Up @@ -125,6 +125,7 @@ class QgsConfigParser

/**Returns service address (or empty string if not defined in the configuration*/
virtual QString serviceUrl() const { return QString(); }
virtual QString wfsServiceUrl() const { return QString(); }

QColor selectionColor() const { return mSelectionColor; }
void setSelectionColor( const QColor& c ) { mSelectionColor = c; }
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62 changes: 50 additions & 12 deletions src/mapserver/qgsprojectparser.cpp
View file
Expand Up @@ -677,22 +677,39 @@ void QgsProjectParser::addLayers( QDomDocument &doc,
featListUrlFormatElem.appendChild( featListUrlFormatText );
featListUrlElem.appendChild( featListUrlFormatElem );

QDomNodeList getCapNodeList = doc.elementsByTagName( "GetCapabilities" );
if ( getCapNodeList.count() > 0 )
QString hrefString = wfsServiceUrl();
if ( hrefString.isEmpty() )
{
QDomElement getCapElem = getCapNodeList.at( 0 ).toElement();
QDomNodeList getCapORNodeList = getCapElem.elementsByTagName( "OnlineResource" );
if ( getCapORNodeList.count() > 0 )
hrefString = serviceUrl();
}
if ( hrefString.isEmpty() )
{
QDomNodeList getCapNodeList = doc.elementsByTagName( "GetCapabilities" );
if ( getCapNodeList.count() > 0 )
{
QString getCapUrl = getCapORNodeList.at( 0 ).toElement().attribute( "xlink:href", "" );
QString featListUrl = getCapUrl + "SERVICE=WFS&VERSION=1.0.0&REQUEST=GetFeature&TYPENAME=" + currentLayer->name() + "&OUPUTFORMAT=GML2";
QDomElement featListUrlORElem = doc.createElement( "OnlineResource" );
featListUrlORElem.setAttribute( "xmlns:xlink", "http://www.w3.org/1999/xlink" );
featListUrlORElem.setAttribute( "xlink:type", "simple" );
featListUrlORElem.setAttribute( "xlink:href", featListUrl );
featListUrlElem.appendChild( featListUrlORElem );
QDomElement getCapElem = getCapNodeList.at( 0 ).toElement();
QDomNodeList getCapORNodeList = getCapElem.elementsByTagName( "OnlineResource" );
if ( getCapORNodeList.count() > 0 )
{
hrefString = getCapORNodeList.at( 0 ).toElement().attribute( "xlink:href", "" );
}
}
}
if ( !hrefString.isEmpty() )
{
QUrl mapUrl( hrefString );
mapUrl.addQueryItem( "SERVICE", "WFS" );
mapUrl.addQueryItem( "VERSION", "1.0.0" );
mapUrl.addQueryItem( "REQUEST", "GetFeature" );
mapUrl.addQueryItem( "TYPENAME", currentLayer->name() );
mapUrl.addQueryItem( "OUTPUTFORMAT", "GML2" );
hrefString = mapUrl.toString();
QDomElement featListUrlORElem = doc.createElement( "OnlineResource" );
featListUrlORElem.setAttribute( "xmlns:xlink", "http://www.w3.org/1999/xlink" );
featListUrlORElem.setAttribute( "xlink:type", "simple" );
featListUrlORElem.setAttribute( "xlink:href", hrefString );
featListUrlElem.appendChild( featListUrlORElem );
}

layerElem.appendChild( featListUrlElem );
}
Expand Down Expand Up @@ -2200,6 +2217,27 @@ QString QgsProjectParser::serviceUrl() const
return url;
}

QString QgsProjectParser::wfsServiceUrl() const
{
QString url;

if ( !mXMLDoc )
{
return url;
}

QDomElement propertiesElem = mXMLDoc->documentElement().firstChildElement( "properties" );
if ( !propertiesElem.isNull() )
{
QDomElement wfsUrlElem = propertiesElem.firstChildElement( "WFSUrl" );
if ( !wfsUrlElem.isNull() )
{
url = wfsUrlElem.text();
}
}
return url;
}

QStringList QgsProjectParser::wfsLayerNames() const
{
QStringList layerNameList;
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2 changes: 2 additions & 0 deletions src/mapserver/qgsprojectparser.h
View file
Expand Up @@ -113,6 +113,8 @@ class QgsProjectParser: public QgsConfigParser

QString serviceUrl() const;

QString wfsServiceUrl() const;

/**Returns the names of the published wfs layers (not the ids as in wfsLayers() )*/
QStringList wfsLayerNames() const;

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147 changes: 71 additions & 76 deletions src/mapserver/qgswfsserver.cpp
View file
Expand Up @@ -117,65 +117,21 @@ QDomDocument QgsWFSServer::getCapabilities()
getCapabilitiesElement.appendChild( dcpTypeElement );
QDomElement httpElement = doc.createElement( "HTTP"/*wfs:HTTP*/ );
dcpTypeElement.appendChild( httpElement );

//Prepare url
//Some client requests already have http://<SERVER_NAME> in the REQUEST_URI variable
QString hrefString;
QString requestUrl = getenv( "REQUEST_URI" );
QUrl mapUrl( requestUrl );
mapUrl.setHost( QString( getenv( "SERVER_NAME" ) ) );

//Add non-default ports to url
QString portString = getenv( "SERVER_PORT" );
if ( !portString.isEmpty() )
{
bool portOk;
int portNumber = portString.toInt( &portOk );
if ( portOk )
{
if ( portNumber != 80 )
{
mapUrl.setPort( portNumber );
}
}
}

if ( QString( getenv( "HTTPS" ) ).compare( "on", Qt::CaseInsensitive ) == 0 )
QString hrefString = mConfigParser->wfsServiceUrl();
if ( hrefString.isEmpty() )
{
mapUrl.setScheme( "https" );
hrefString = mConfigParser->serviceUrl();
}
else
if ( hrefString.isEmpty() )
{
mapUrl.setScheme( "http" );
hrefString = serviceUrl();
}

QList<QPair<QString, QString> > queryItems = mapUrl.queryItems();
QList<QPair<QString, QString> >::const_iterator queryIt = queryItems.constBegin();
for ( ; queryIt != queryItems.constEnd(); ++queryIt )
{
if ( queryIt->first.compare( "REQUEST", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "VERSION", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "SERVICE", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "_DC", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
}
hrefString = mapUrl.toString();

//only Get supported for the moment
QDomElement getElement = doc.createElement( "Get"/*wfs:Get*/ );
httpElement.appendChild( getElement );
requestUrl.truncate( requestUrl.indexOf( "?" ) + 1 );
getElement.setAttribute( "onlineResource", hrefString );
QDomElement getCapabilitiesDhcTypePostElement = dcpTypeElement.cloneNode().toElement();//this is the same as for 'GetCapabilities'
getCapabilitiesDhcTypePostElement.firstChild().firstChild().toElement().setTagName( "Post" );
Expand Down Expand Up @@ -1025,35 +981,18 @@ void QgsWFSServer::startGetFeature( QgsRequestHandler& request, const QString& f
else
{
//Prepare url
//Some client requests already have http://<SERVER_NAME> in the REQUEST_URI variable
QString hrefString;
QString requestUrl = getenv( "REQUEST_URI" );
QUrl mapUrl( requestUrl );
mapUrl.setHost( QString( getenv( "SERVER_NAME" ) ) );

//Add non-default ports to url
QString portString = getenv( "SERVER_PORT" );
if ( !portString.isEmpty() )
{
bool portOk;
int portNumber = portString.toInt( &portOk );
if ( portOk )
{
if ( portNumber != 80 )
{
mapUrl.setPort( portNumber );
}
}
}

if ( QString( getenv( "HTTPS" ) ).compare( "on", Qt::CaseInsensitive ) == 0 )
QString hrefString = mConfigParser->wfsServiceUrl();
if ( hrefString.isEmpty() )
{
mapUrl.setScheme( "https" );
hrefString = mConfigParser->serviceUrl();
}
else
if ( hrefString.isEmpty() )
{
mapUrl.setScheme( "http" );
hrefString = serviceUrl();
}
QUrl mapUrl( hrefString );
mapUrl.addQueryItem( "SERVICE", "WFS" );
mapUrl.addQueryItem( "VERSION", "1.0.0" );

QList<QPair<QString, QString> > queryItems = mapUrl.queryItems();
QList<QPair<QString, QString> >::const_iterator queryIt = queryItems.constBegin();
Expand All @@ -1062,7 +1001,6 @@ void QgsWFSServer::startGetFeature( QgsRequestHandler& request, const QString& f
if ( queryIt->first.compare( "REQUEST", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
mapUrl.addQueryItem( queryIt->first, "DescribeFeatureType" );
}
else if ( queryIt->first.compare( "FORMAT", Qt::CaseInsensitive ) == 0 )
{
Expand All @@ -1088,6 +1026,10 @@ void QgsWFSServer::startGetFeature( QgsRequestHandler& request, const QString& f
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "EXP_FILTER", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "MAXFEATURES", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
Expand All @@ -1101,6 +1043,7 @@ void QgsWFSServer::startGetFeature( QgsRequestHandler& request, const QString& f
mapUrl.removeQueryItem( queryIt->first );
}
}
mapUrl.addQueryItem( "REQUEST", "DescribeFeatureType" );
mapUrl.addQueryItem( "TYPENAME", mTypeNames.join( "," ) );
mapUrl.addQueryItem( "OUTPUTFORMAT", "XMLSCHEMA" );
hrefString = mapUrl.toString();
Expand Down Expand Up @@ -1804,3 +1747,55 @@ QDomElement QgsWFSServer::createFeatureGML3( QgsFeature* feat, QDomDocument& doc
return featureElement;
}

QString QgsWFSServer::serviceUrl() const
{
QUrl mapUrl( getenv( "REQUEST_URI" ) );
mapUrl.setHost( getenv( "SERVER_NAME" ) );

//Add non-default ports to url
QString portString = getenv( "SERVER_PORT" );
if ( !portString.isEmpty() )
{
bool portOk;
int portNumber = portString.toInt( &portOk );
if ( portOk )
{
if ( portNumber != 80 )
{
mapUrl.setPort( portNumber );
}
}
}

if ( QString( getenv( "HTTPS" ) ).compare( "on", Qt::CaseInsensitive ) == 0 )
{
mapUrl.setScheme( "https" );
}
else
{
mapUrl.setScheme( "http" );
}

QList<QPair<QString, QString> > queryItems = mapUrl.queryItems();
QList<QPair<QString, QString> >::const_iterator queryIt = queryItems.constBegin();
for ( ; queryIt != queryItems.constEnd(); ++queryIt )
{
if ( queryIt->first.compare( "REQUEST", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "VERSION", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "SERVICE", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
else if ( queryIt->first.compare( "_DC", Qt::CaseInsensitive ) == 0 )
{
mapUrl.removeQueryItem( queryIt->first );
}
}
return mapUrl.toString();
}
3 changes: 3 additions & 0 deletions src/mapserver/qgswfsserver.h
View file
Expand Up @@ -81,6 +81,9 @@ class QgsWFSServer
/**Don't use the default constructor*/
QgsWFSServer();

/**Get service address from REQUEST_URI if not specified in the configuration*/
QString serviceUrl() const;

/**Map containing the WMS parameters*/
QMap<QString, QString> mParameterMap;
QgsConfigParser* mConfigParser;
Expand Down
14 changes: 14 additions & 0 deletions src/ui/qgsprojectpropertiesbase.ui
View file
Expand Up @@ -1864,6 +1864,20 @@
</property>
</widget>
</item>
<item row="3" column="0" colspan="2">
<layout class="QHBoxLayout" name="horizontalLayout_3">
<item>
<widget class="QLabel" name="mWFSUrlLabel">
<property name="text">
<string>Advertised URL</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="mWFSUrlLineEdit"/>
</item>
</layout>
</item>
</layout>
</widget>
</item>
Expand Down

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