qgis · Oct 1, 2016
diff --git a/‎python/core/qgsogcutils.sip
Lines changed: 7 additions & 0 deletions b/‎python/core/qgsogcutils.sip
Lines changed: 7 additions & 0 deletions
diff --git a/‎python/core/qgsvectorlayer.sip
Lines changed: 17 additions & 2 deletions b/‎python/core/qgsvectorlayer.sip
Lines changed: 17 additions & 2 deletions
@@ -59,5 +59,12 @@ class QgsOgcUtils
      */
     static QDomElement expressionToOgcFilter( const QgsExpression& exp, QDomDocument& doc, QString* errorMessage /Out/ );
 
+    /** Creates an OGC expression XML element.
+     * @return valid OGC expression QDomElement on success,
+     * otherwise null QDomElement
+     * @note added in 2.14.8
+     */
+    static QDomElement expressionToOgcExpression( const QgsExpression& exp, QDomDocument& doc, QString* errorMessage = nullptr );
+
 };
 
@@ -733,7 +733,23 @@ class QgsVectorLayer : QgsMapLayer
      */
     bool writeSymbology( QDomNode& node, QDomDocument& doc, QString& errorMessage ) const;
 
-    bool writeSld( QDomNode& node, QDomDocument& doc, QString& errorMessage ) const;
+    /**
+     * Writes the symbology of the layer into the document provided in SLD 1.1 format
+     * @param node the node that will have the style element added to it.
+     * @param doc the document that will have the QDomNode added.
+     * @param errorMessage reference to string that will be updated with any error messages
+     * @param props a open ended set of properties that can drive/inform the SLD encoding
+     * @return true in case of success
+     */
+    bool writeSld( QDomNode& node, QDomDocument& doc, QString& errorMessage, const QgsStringMap& props = QgsStringMap() ) const;
+
+    /**
+     * Read the symbology of the layer according to the information contained in
+     * the UserStyle element of a SLD style document
+     * @param node the node that have the style element in it.
+     * @param errorMessage reference to string that will be updated with any error messages
+     * @return true in case of success
+     */
     bool readSld( const QDomNode& node, QString& errorMessage );
 
     /**
@@ -1820,4 +1836,3 @@ class QgsVectorLayer : QgsMapLayer
 
 
 };
-