<?php /** * Is HTTPS? * * Determines if the application is accessed via an encrypted * (HTTPS) connection. * * @return bool */ function is_https() { if (isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) === 'on') { return TRUE; } elseif (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') { return TRUE; } elseif (isset($_SERVER['HTTP_FRONT_END_HTTPS']) && $_SERVER['HTTP_FRONT_END_HTTPS'] === 'on') { return TRUE; } return FALSE; } ?>