public static function &get_connection($arg_str_dbprofile = DEFAULT_DBPROFILE, $arg_database_engine = DB_ENGINE) { if ($arg_database_engine == "mysql") { $db =& mysql::get_connection($arg_str_dbprofile); } else { if ($arg_database_engine == "mysqli") { $db =& mysqli::get_connection($arg_str_dbprofile); } else { if ($arg_database_engine == "sqlite") { $db =& sqlite::get_connection($arg_str_dbprofile); } } } return $db; }