/**
* Serialize data and duration
*
* @param mixed $data
* @param mixed $duration can be a number of seconds or any argument accepted by strtotime()
*/
protected static function serialize($data, $duration = 0)
{
switch (true) {
case !$duration:
$duration = strtotime('+1 week');
break;
case !is_numeric($duration):
$duration = strtotime($duration);
break;
case is_numeric($duration):
$duration = intval($duration);
break;
default:
throw new JigException('Invalid duration ' . $duration . ', caching not possible');
}
$base64 = false;
if (is_string($data) && StringUtils::isBinary($data)) {
$data = base64_encode($data);
$base64 = true;
}
$data = array('expires' => $duration, 'content' => $data, 'base64' => $base64);
return json_encode($data);
}
/**
* Encode content to base64 if binary
*
* @param mixed $content
* @return mixed|string
*/
protected static function encodeContent($content)
{
return static::$checkForBinary && is_string($content) && StringUtils::isBinary($content) ? base64_encode($content) : $content;
}
