/**
* Converts a string representing the format for the function strftime and returns a
* windows safe and i18n aware format.
*
* @param string $format Format with specifiers for strftime function.
* Accepts the special specifier %S which mimics the modifier S for date()
* @param string $time UNIX timestamp
* @return string windows safe and date() function compatible format for strftime
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
*/
public static function convertSpecifiers($format, $time = null)
{
if (!$time) {
$time = time();
}
self::$_time = $time;
return preg_replace_callback('/\\%(\\w+)/', array('CakeTime', '_translateSpecifier'), $format);
}