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class.helper.phps

<?php

class Helper
{
    public static function getURL($path = null, $https = null)
    {
        return (($_SERVER['SERVER_PORT'] == 443 || $https === true) ? 'https://' : 'http://') .
            $_SERVER['HTTP_HOST'] .
            dirname($_SERVER['REQUEST_URI']) .
            (isset($path)
                ? (strlen(dirname($_SERVER['REQUEST_URI'])) > 1 ? '/' : '')
                : '');
    }

    public static function setURL($url)
    {
        if(empty($url)) {
            return false;
        }
        if(!headers_send()) {
            header('Location: ' . $url);
            return true;
        }
        echo '<script>window.location.href="' . $url . '";</script><noscript><meta http-equiv="refresh" content="1;url=' . $url . '"></noscript>';
    }

    public static function getFileExtension($name)
    {
        if(strpos($name, '.') === false) {
            return false;
        }
        return substr(strrchr($name, '.'), 1);
    }
}

/* vim: set ts=4 sw=4 sts=4 tw=0 ft=php et :*/