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<?php
/**
* DiskLoad Plugin, which displays disks load
*
* @category PHP
* @package PSI_Plugin_DiskLoad
* @author Mieczyslaw Nalewaj <namiltd@users.sourceforge.net>
* @copyright 2023 phpSysInfo
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version
* @version $Id: class.diskload.inc.php 661 2023-02-10 09:13:52Z namiltd $
* @link http://phpsysinfo.sourceforge.net
*/
class DiskLoad extends PSI_Plugin
{
/**
* variable, which holds the result before the xml is generated out of this array
* @var array
*/
private $_result;
/**
* read the data into an internal array and also call the parent constructor
*
* @param String $enc encoding
*/
public function __construct($enc)
{
parent::__construct(__CLASS__, $enc);
$this->_result = array();
}
/**
* doing all tasks to get the required informations that the plugin needs
* result is stored in an internal array
*
* @return void
*/
public function execute()
{
if (((PSI_OS == 'WINNT') && !defined('PSI_EMU_HOSTNAME')) || (defined('PSI_EMU_HOSTNAME') && !defined('PSI_EMU_PORT'))) {
$diskphys = array();
$disklogi = array();
try {
$wmi = WINNT::getcimv2wmi();
$diskphys = WINNT::getWMI($wmi, 'Win32_PerfFormattedData_PerfDisk_PhysicalDisk', array('Name', 'PercentIdleTime'));
$disklogi = WINNT::getWMI($wmi, 'Win32_PerfFormattedData_PerfDisk_LogicalDisk', array('Name', 'PercentIdleTime'));
} catch (Exception $e) {
}
foreach ($diskphys as $disk_item) if (isset($disk_item['Name']) && (trim($disk_item['Name']) !== '') && (trim($disk_item['Name']) !== '_Total') && isset($disk_item['PercentIdleTime']) && (trim($disk_item['PercentIdleTime']) !== '')) {
$this->_result[] = $disk_item;
}
foreach ($disklogi as $disk_item) if (isset($disk_item['Name']) && (trim($disk_item['Name']) !== '') && (trim($disk_item['Name']) !== '_Total') && isset($disk_item['PercentIdleTime']) && (trim($disk_item['PercentIdleTime']) !== '')) {
$this->_result[] = $disk_item;
}
}
}
/**
* generates the XML content for the plugin
*
* @return SimpleXMLElement entire XML content for the plugin
*/
public function xml()
{
foreach ($this->_result as $disk_item) {
$xmldiskload_disk = $this->xml->addChild("Disk");
$xmldiskload_disk ->addAttribute('Name', trim($disk_item['Name']));
$xmldiskload_disk ->addAttribute('Load', min(max(100 - trim($disk_item['PercentIdleTime']), 0), 100));
}
return $this->xml->getSimpleXmlElement();
}
}
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