postgres data items: don't set srid for geometryless layers

Author: jef-n

src/providers/postgres/qgspostgresdataitems.cpp

@@ -263,8 +263,9 @@ QString QgsPGLayerItem::createUri()
 
   QgsDataSourceURI uri( QgsPostgresConn::connUri( connItem->name() ).connectionInfo() );
   uri.setDataSource( mLayerProperty.schemaName, mLayerProperty.tableName, mLayerProperty.geometryColName, mLayerProperty.sql, pkColName );
-  uri.setSrid( QString::number( mLayerProperty.srids[0] ) );
   uri.setWkbType( mLayerProperty.types[0] );
+  if ( uri.wkbType() != QGis::WKBNoGeometry )
+    uri.setSrid( QString::number( mLayerProperty.srids[0] ) );
   QgsDebugMsg( QString( "layer uri: %1" ).arg( uri.uri() ) );
   return uri.uri();
 }