static function database()
{
if (!isset(self::$__db_instance)) {
self::$__db_instance = self::single('base_db_connections');
}
return self::$__db_instance;
}
static function database()
{
if (!isset(self::$__db_instance)) {
$classname = defined('DATABASE_OBJECT') ? constant('DATABASE_OBJECT') : 'base_db_connections';
$obj = new $classname();
if ($obj instanceof base_interface_db) {
self::$__db_instance = $obj;
} else {
trigger_error(DATABASE_OBJECT . ' must implements base_interface_db!', E_USER_ERROR);
exit;
}
}
return self::$__db_instance;
}
