/**
* 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::$_fieldKeys = array('id' => 'id', 'type' => 'type', 'full_name' => 'full_name', 'name' => 'name', 'label' => 'label', 'file' => 'file', 'schema_version' => 'schema_version', 'is_active' => 'is_active');
}
return self::$_fieldKeys;
}
