<?php
/**
 * Pmset class
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PSI_UPS
 * @author    Robert Pelletier <drizzt@menzonet.org>
 * @copyright 2014 phpSysInfo
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License
 * @version   SVN: $Id: class.nut.inc.php 661 2012-08-27 11:26:39Z namiltd $
 * @link      http://phpsysinfo.sourceforge.net
 */
 /**
 * getting ups information from pmset program
 *
 * @category  PHP
 * @package   PSI_UPS
 * @author    Robert Pelletier <drizzt@menzonet.org>
 * @copyright 2014 phpSysInfo
 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License
 * @version   Release: 3.0
 * @link      http://phpsysinfo.sourceforge.net
 */
class Pmset extends UPS
{
	/**
	 * internal storage for all gathered data
	 *
	 * @var array
	 */
	private $_output = array();

	/**
	 * get all information from all configured ups and store output in internal array
	 */
	public function __construct()
	{
		parent::__construct();
		CommonFunctions::executeProgram('pmset', '-g batt', $temp);
		if (! empty($temp)) {
			$this->_output[] = $temp;
		}
	}

	/**
	 * parse the input and store data in resultset for xml generation
	 *
	 * @return array
	 */
	private function _info()
	{
		$model = array();
		$percCharge = array();
		$lines = explode(PHP_EOL, implode($this->_output));
		$dev = new UPSDevice();
		$model = explode('FW:',  $lines[1]);
		if (strpos($model[0], 'InternalBattery') === false) {
			$percCharge = explode(';',  $lines[1]);
			$dev->setName('UPS');
			if ($model !== false) {
				$dev->setModel(substr(trim($model[0]), 1));
			}
			if ($percCharge !== false) {
				$dev->setBatterCharge(trim(substr($percCharge[0], -4, 3)));
				$dev->setStatus(trim($percCharge[1]));
				if (isset($percCharge[2])) {
					$time = explode(':', $percCharge[2]);
					$hours = $time[0];
					$minutes = $hours*60+substr($time[1], 0, 2);
					$dev->setTimeLeft($minutes);
				}
			}
			$this->upsinfo->setUpsDevices($dev);
		}
	}

	/**
	 * get the information
	 *
	 * @see PSI_Interface_UPS::build()
	 *
	 * @return Void
	 */
	public function build()
	{
		$this->_info();
	}
}