setup solr properties for advanced search

materio_search_api.admin.inc

@@ -33,6 +33,13 @@ function materio_search_api_settings(){
 			'#default_value' => variable_get('autocompletesearchindex_'.$lcode, -1),
 			'#title' => t('Autocomplete search api index for %lang contents.', array('%lang'=>$name)),
 		);
+
+		$form['advancedsearchindex_'.$lcode] = array(
+			'#type'=>'select',
+			'#options'=>$index_options,
+			'#default_value' => variable_get('advancedsearchindex_'.$lcode, -1),
+			'#title' => t('Advanced search api index for %lang contents.', array('%lang'=>$name)),
+		);
 	}