Phraseanet/lib/classes/system/server.class.php

<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2010 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 *
 *
 * @license     http://opensource.org/licenses/gpl-3.0 GPLv3
 * @link        www.phraseanet.com
 */
class system_server
{
    /**
     *
     * @var string
     */
    private $_server_software;

    /**
     *
     * @return system_server
     */
    function __construct()
    {
        $this->_server_software = isset($_SERVER['SERVER_SOFTWARE']) ?
            strtolower($_SERVER['SERVER_SOFTWARE']) : "";

        return $this;
    }

    /**
     * Return true if server is Nginx
     *
     * @return boolean
     */
    public function is_nginx()
    {
        if (strpos($this->_server_software, 'nginx') !== false) {
            return true;
        }

        return false;
    }

    /**
     * Return true if server is lighttpd
     *
     * @return boolean
     */
    public function is_lighttpd()
    {
        if (strpos($this->_server_software, 'lighttpd') !== false) {
            return true;
        }

        return false;
    }

    /**
     * Return true if server is Apache
     *
     * @return boolean
     */
    public function is_apache()
    {
        if (strpos($this->_server_software, 'apache') !== false) {
            return true;
        }

        return false;
    }

    /**
     * Return server platform name
     *
     * @staticvar string $_system
     * @return string
     */
    public static function get_platform()
    {
        static $_system = NULL;
        if ($_system === NULL) {
            $_system = strtoupper(php_uname('s'));

            if ($_system == 'WINDOWS NT') {
                $_system = 'WINDOWS';
            }
        }

        return($_system);
    }
}