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3100 rexy 1 
<?php
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/**
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 * GNU Class
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 *
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 * PHP version 5
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 *
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 * @category  PHP
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 * @package   PSI GNU class
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 * @author    Mieczyslaw Nalewaj <namiltd@users.sourceforge.net>
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 * @copyright 2012 phpSysInfo
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 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
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 * @version   SVN: $Id: class.GNU.inc.php 687 2012-09-06 20:54:49Z namiltd $
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 * @link      http://phpsysinfo.sourceforge.net
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 */
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 /**
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 * GNU sysinfo class
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 * get all the required information from GNU
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 *
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 * @category  PHP
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 * @package   PSI GNU class
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 * @author    Mieczyslaw Nalewaj <namiltd@users.sourceforge.net>
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 * @copyright 2022 phpSysInfo
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 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
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 * @version   Release: 3.0
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 * @link      http://phpsysinfo.sourceforge.net
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 */
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class GNU extends Linux
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{
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    /**
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     * Network devices
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     * includes also rx/tx bytes
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     *
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     * @return void
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     */
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    protected function _network($bufr = null)
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    {
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        if ($this->sys->getOS() == 'GNU') {
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            if (CommonFunctions::executeProgram('ifconfig', '-a', $bufr, PSI_DEBUG)) {
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                $lines = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
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                $was = false;
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                $macaddr = "";
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                $dev = null;
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                foreach ($lines as $line) {
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                    if (preg_match("/^\/dev\/([^\s:]+)/", $line, $ar_buf) || preg_match("/^([^\s:]+)/", $line, $ar_buf)) {
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                        if ($was) {
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                            if ($macaddr != "") {
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                                $dev->setInfo($macaddr.($dev->getInfo()?';'.$dev->getInfo():''));
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                            }
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                            $this->sys->setNetDevices($dev);
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                        }
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                        $macaddr = "";
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                        $dev = new NetDevice();
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                        $dev->setName($ar_buf[1]);
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                        $was = true;
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                    } else {
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                        if ($was) {
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                            if (defined('PSI_SHOW_NETWORK_INFOS') && (PSI_SHOW_NETWORK_INFOS)) {
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                                if (preg_match('/^\s+inet address\s+(\S+)$/', $line, $ar_buf)) {
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                                    $dev->setInfo($ar_buf[1]);
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                                } elseif (preg_match('/^\s+hardware addr\s+(\S+)$/', $line, $ar_buf)) {
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                                    if (!defined('PSI_HIDE_NETWORK_MACADDR') || !PSI_HIDE_NETWORK_MACADDR) {
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                                        $macaddr = preg_replace('/:/', '-', strtoupper($ar_buf[1]));
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                                        if ($macaddr === '00-00-00-00-00-00') { // empty
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                                            $macaddr = "";
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                                        }
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                                    }
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                                }
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                            }
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                        }
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                    }
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                }
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                if ($was) {
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                    if ($macaddr != "") {
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                        $dev->setInfo($macaddr.($dev->getInfo()?';'.$dev->getInfo():''));
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                    }
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                    $this->sys->setNetDevices($dev);
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                }
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            }
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        } else {
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            parent::_network($bufr);
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        }
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    }
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    /**
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     * Number of Users
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     *
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     * @return void
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     */
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    protected function _users()
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    {
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        if ($this->sys->getOS() == 'GNU') {
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            if (CommonFunctions::executeProgram('who', '', $strBuf, PSI_DEBUG)) {
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                if (strlen($strBuf) > 0) {
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                    $lines = preg_split('/\n/', $strBuf);
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                    preg_match_all('/^login\s+/m', $strBuf, $ttybuf);
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                    if (($who = count($lines)-count($ttybuf[0])) > 0) {
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                        $this->sys->setUsers($who);
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                    }
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                }
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            }
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        } else {
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            parent::_users();
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        }
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    }
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     /**
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     * get the information
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     *
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     * @return void
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     */
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    public function build()
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    {
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        if ($this->sys->getOS() == 'GNU') {
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            $this->error->addWarning("The GNU Hurd version of phpSysInfo is a work in progress, some things currently don't work");
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        }
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        parent::build();
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    }
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}