public static function connect($server_credentials = [], $new_link = true, $client_flags = 0)
{
extract($server_credentials);
// Validate required elements
if ('' === $server || null === $server) {
throw new Exception(sprintf('Invalid $value: %s', serialize($server_credentials)));
// TODO: spl error
}
self::$_link = mysql_connect($server, $username, $password, $new_link, $client_flags);
}
