wms server: call getStyles from getStyle

Author: mhugent

src/mapserver/qgsprojectparser.cpp

@@ -1898,43 +1898,9 @@ int QgsProjectParser::layersAndStyles( QStringList& layers, QStringList& styles
 
 QDomDocument QgsProjectParser::getStyle( const QString& styleName, const QString& layerName ) const
 {
-  QDomDocument myDocument = QDomDocument();
-
-  QDomNode header = myDocument.createProcessingInstruction( "xml", "version=\"1.0\" encoding=\"UTF-8\"" );
-  myDocument.appendChild( header );
-
-  // Create the root element
-  QDomElement root = myDocument.createElementNS( "http://www.opengis.net/sld", "StyledLayerDescriptor" );
-  root.setAttribute( "version", "1.1.0" );
-  root.setAttribute( "xsi:schemaLocation", "http://www.opengis.net/sld http://schemas.opengis.net/sld/1.1.0/StyledLayerDescriptor.xsd" );
-  root.setAttribute( "xmlns:ogc", "http://www.opengis.net/ogc" );
-  root.setAttribute( "xmlns:se", "http://www.opengis.net/se" );
-  root.setAttribute( "xmlns:xlink", "http://www.w3.org/1999/xlink" );
-  root.setAttribute( "xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance" );
-  myDocument.appendChild( root );
-
-  QList<QgsMapLayer*> layerList = mapLayerFromStyle( layerName, styleName );
-  if ( layerList.size() < 1 )
-  {
-    throw QgsMapServiceException( "Error", QString( "The layer for the TypeName '%1' is not found" ).arg( layerName ) );
-  }
-
-  QgsMapLayer* currentLayer = layerList.at( 0 );
-  QgsVectorLayer* layer = dynamic_cast<QgsVectorLayer*>( currentLayer );
-  if ( !layer )
-  {
-    throw QgsMapServiceException( "Error", QString( "Could not get style because:\n%1" ).arg( "Non-vector layers not supported yet" ) );
-  }
-  // Create the NamedLayer element
-  QDomElement namedLayerNode = myDocument.createElement( "NamedLayer" );
-  root.appendChild( namedLayerNode );
-
-  QString errorMsg;
-  if ( !layer->writeSld( namedLayerNode, myDocument, errorMsg ) )
-  {
-    throw QgsMapServiceException( "Error", QString( "Could not get style because:\n%1" ).arg( errorMsg ) );
-  }
-  return myDocument;
+  QStringList layerList;
+  layerList.append( layerName );
+  return getStyles( layerList );
 }
 
 QDomDocument QgsProjectParser::getStyles( QStringList& layerList ) const