/**
* 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::$_fieldKeys = array('id' => 'id', 'contact_id' => 'contact_id', 'location_type_id' => 'location_type_id', 'openid' => 'openid', 'allowed_to_login' => 'allowed_to_login', 'is_primary' => 'is_primary');
}
return self::$_fieldKeys;
}
