/**
* @param string $string
* @return string
*/
public function parse($string = null)
{
if (is_null($string)) {
$string = $this->config->get('storage_filename');
}
$filename = $string;
$unique = uniqid();
$hash = md5(implode(' ', $this->config->getFolders()) . ' ' . implode(' ', $this->config->getFiles()));
$host = gethostname();
$search = ['{unique}', '{hash}', '{host}'];
$replace = [$unique, $hash, $host];
$filename = str_replace($search, $replace, $filename);
$filename = preg_replace_callback('/\\{date:([^\\}]*)\\}/', function ($hit) {
return date($hit[1]);
}, $filename);
$filename .= '.' . $this->config->get('extension');
return strtolower($filename);
}
