<?php
/**
 * DragonFly System Class
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PSI DragonFly OS class
 * @author    Michael Cramer <BigMichi1@users.sourceforge.net>
 * @copyright 2009 phpSysInfo
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License
 * @version   SVN: $Id: class.DragonFly.inc.php 287 2009-06-26 12:11:59Z bigmichi1 $
 * @link      http://phpsysinfo.sourceforge.net
 */
 /**
 * DragonFly sysinfo class
 * get all the required information from DragonFly system
 *
 * @category  PHP
 * @package   PSI DragonFly OS class
 * @author    Michael Cramer <BigMichi1@users.sourceforge.net>
 * @copyright 2009 phpSysInfo
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License
 * @version   Release: 3.0
 * @link      http://phpsysinfo.sourceforge.net
 */
class DragonFly extends BSDCommon
{
	/**
	 * define the regexp for log parser
	 */
	public function __construct()
	{
		parent::__construct();
		$this->setCPURegExp1("/^cpu(.*)\, (.*) MHz/");
		$this->setCPURegExp2("/^(.*) at scsibus.*: <(.*)> .*/");
		$this->setSCSIRegExp2("/^(da[0-9]+): (.*)MB /");
		$this->setPCIRegExp1("/(.*): <(.*)>(.*) (pci|legacypci)[0-9]+$/");
		$this->setPCIRegExp2("/(.*): <(.*)>.* at [0-9\.]+$/");
	}

	/**
	 * UpTime
	 * time the system is running
	 *
	 * @return void
	 */
	private function _uptime()
	{
		$a = $this->grab_key('kern.boottime');
		preg_match("/sec = ([0-9]+)/", $a, $buf);
		$this->sys->setUptime(time() - $buf[1]);
	}

	/**
	 * get network information
	 *
	 * @return array
	 */
	private function _network()
	{
		CommonFunctions::executeProgram('netstat', '-nbdi | cut -c1-25,44- | grep "^[a-z]*[0-9][ \t].*Link"', $netstat_b);
		CommonFunctions::executeProgram('netstat', '-ndi | cut -c1-25,44- | grep "^[a-z]*[0-9][ \t].*Link"', $netstat_n);
		$lines_b = preg_split("/\n/", $netstat_b, -1, PREG_SPLIT_NO_EMPTY);
		$lines_n = preg_split("/\n/", $netstat_n, -1, PREG_SPLIT_NO_EMPTY);
		for ($i = 0, $max = sizeof($lines_b); $i < $max; $i++) {
			$ar_buf_b = preg_split("/\s+/", $lines_b[$i]);
			$ar_buf_n = preg_split("/\s+/", $lines_n[$i]);
			if (!empty($ar_buf_b[0]) && (!empty($ar_buf_n[5]) || ($ar_buf_n[5] === "0"))) {
				$dev = new NetDevice();
				$dev->setName($ar_buf_b[0]);
				$dev->setTxBytes($ar_buf_b[8]);
				$dev->setRxBytes($ar_buf_b[5]);
				$dev->setErrors($ar_buf_n[4] + $ar_buf_n[6]);
				$dev->setDrops($ar_buf_n[8]);
				$this->sys->setNetDevices($dev);
			}
		}
	}

	/**
	 * get the ide information
	 *
	 * @return array
	 */
	protected function ide()
	{
		foreach ($this->readdmesg() as $line) {
			if (preg_match('/^(.*): (.*) <(.*)> at (ata[0-9]+\-(.*)) (.*)/', $line, $ar_buf)) {
				$dev = new HWDevice();
				$dev->setName($ar_buf[1]);
				if (!preg_match("/^acd[0-9]+(.*)/", $ar_buf[1])) {
					$dev->setCapacity($ar_buf[2] * 1024);
				}
				$this->sys->setIdeDevices($dev);
			}
		}
	}

	/**
	 * get icon name
	 *
	 * @return void
	 */
	private function _distroicon()
	{
		$this->sys->setDistributionIcon('DragonFly.png');
	}

	/**
	 * Processes
	 *
	 * @return void
	 */
	protected function _processes()
	{
		if (CommonFunctions::executeProgram('ps', 'aux', $bufr, PSI_DEBUG)) {
			$lines = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
			$processes['*'] = 0;
			foreach ($lines as $line) {
				if (preg_match("/^\S+\s+\d+\s+\S+\s+\S+\s+\d+\s+\d+\s+\S+\s+(\w)/", $line, $ar_buf)) {
					$processes['*']++;
					$state = $ar_buf[1];
					if ($state == 'I') $state = 'S'; //linux format
					if (isset($processes[$state])) {
						$processes[$state]++;
					} else {
						$processes[$state] = 1;
					}
				}
			}
			if ($processes['*'] > 0) {
				$this->sys->setProcesses($processes);
			}
		}
	}

	/**
	 * get the information
	 *
	 * @see BSDCommon::build()
	 *
	 * @return Void
	 */
	public function build()
	{
		parent::build();
		$this->_distroicon();
		$this->_network();
		$this->_uptime();
		$this->_processes();
	}
}