月: 2015年2月

define(“HTTPS”, false);
function isssn() {
$isssn = false;
$ssn = isset($_GET[‘ssn’]) ? htmlspecialchars(trim($_GET[‘ssn’])) : ”;
if(isset($_SERVER[‘HTTP_REFERER’]) && strstr($_SERVER[‘HTTP_REFERER’], $_SERVER[‘SERVER_NAME’]) && strstr($_SERVER[‘HTTP_REFERER’], $_SERVER[‘REQUEST_URI’])):
setcookie(‘dummy_ssn’, time(), time() + 3600, ‘/’, $_SERVER[‘HTTP_HOST’], HTTPS);
$dummy_ssn = isset($_COOKIE[‘dummy_ssn’]) ? $_COOKIE[‘dummy_ssn’] : false;
if($dummy_ssn > time() – 3600):
$isssn = $dummy_ssn;
endif;
else:
if($ssn == ‘check’):
setcookie(‘dummy_ssn’, time(), time() + 3600, ‘/’, $_SERVER[‘HTTP_HOST’], HTTPS);
$dummy_ssn = isset($_COOKIE[‘dummy_ssn’]) ? $_COOKIE[‘dummy_ssn’] : ”;
if($dummy_ssn > time() – 3600):
$isssn = $dummy_ssn;
endif;
elseif($ssn == ‘reset’):
setcookie(‘dummy_ssn’, time(), time() + 3600, ‘/’, $_SERVER[‘HTTP_HOST’], HTTPS);
header(‘Location:http’ . (HTTPS == true ? ‘s’ : ”) . ‘://’ . $_SERVER[‘SERVER_NAME’] . $_SERVER[‘SCRIPT_NAME’] . ‘?ssn=check’);
exit();
else:
setcookie(‘dummy_ssn’, ”, time() – 3600, ‘/’, $_SERVER[‘HTTP_HOST’], HTTPS);
header(‘Location:http’ . (HTTPS == true ? ‘s’ : ”) . ‘://’ . $_SERVER[‘SERVER_NAME’] . $_SERVER[‘SCRIPT_NAME’] . ‘?ssn=reset’);
exit();
endif;
endif;
return $isssn;
}
$isssn = isssn();