[BUGFIX][Server] QgsOWSServer restorer modifying layers and not well …

…restoring them The Subsetstring is updated through QgsVectorLayer::setSubsetString and restored by QgsVectorDataProvider::setSubsetString and it's not idempotent. The solution is to use QgsVectorLayer::setSubsetString in the 2 cases.
qgis · Apr 27, 2017 · b464da8 · b464da8
1 parent 8e3e30a
commit b464da8
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/src/server/qgsowsserver.cpp b/src/server/qgsowsserver.cpp
@@ -57,10 +57,9 @@ void QgsOWSServer::restoreLayerFilters( const QHash<QgsMapLayer*, QString>& filt
     QgsVectorLayer* filteredLayer = qobject_cast<QgsVectorLayer*>( filterIt.key() );
     if ( filteredLayer )
     {
-      QgsVectorDataProvider* dp = filteredLayer->dataProvider();
-      if ( dp )
+      if ( !filteredLayer->setSubsetString( filterIt.value() ) )
       {
-        dp->setSubsetString( filterIt.value() );
+        QgsMessageLog::logMessage( "Layer does not support Subset String" );
       }
     }
   }