/**
* Returns an array containing, for each field, the arary key used for that
* field in self::$_fields.
*
* @return array
*/
static function &fieldKeys()
{
if (!self::$_fieldKeys) {
self::$_fieldKeys = array('id' => 'id', 'name' => 'name', 'title' => 'title', 'description' => 'description', 'source' => 'source', 'saved_search_id' => 'saved_search_id', 'is_active' => 'is_active', 'visibility' => 'visibility', 'where_clause' => 'where_clause', 'select_tables' => 'select_tables', 'where_tables' => 'where_tables', 'group_type' => 'group_type', 'cache_date' => 'cache_date', 'refresh_date' => 'refresh_date', 'parents' => 'parents', 'children' => 'children', 'is_hidden' => 'is_hidden', 'is_reserved' => 'is_reserved', 'created_id' => 'created_id', 'modified_id' => 'modified_id');
}
return self::$_fieldKeys;
}
