function scanpassword($password)
{
$lower = false;
$upper = false;
$specialchar = false;
$number = false;
$possibilities = 0;
$special = '!@#$%&*<>-_!@#$%&*<>-_';
for ($i = 0; $i < strlen($password); $i++) {
if (preg_match("/[a-z]/", $password[$i]) && !$lower) {
$possibilities += 26;
$lower = true;
}
if (preg_match('/[A-Z]/', $password[$i]) && !$upper) {
$possibilities += 26;
$upper = true;
}
if (preg_match('/[0-9]/', $password[$i]) && !$number) {
$possibilities += 10;
$number = true;
}
if (strpbrk($password[$i], $special) && !$specialchar) {
$possibilities += 15;
$specialchar = true;
}
}
$product['product'] = pow($possibilities, strlen($password)) / 4000000000;
$product['possibilities'] = $possibilities;
$product['quantity'] = strlen($password);
$objPeriod = new Period();
$product['possibilities'] = $objPeriod->mountPossibilities($product);
return $product;
}
