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<?php

/**

 * hwsensors sensor class, getting information from hwsensors

 *

 * PHP version 5

 *

 * @category  PHP

 * @package   PSI_Sensor

 * @author    Michael Cramer <BigMichi1@users.sourceforge.net>

 * @copyright 2009 phpSysInfo

 * @license   http://opensource.org/licenses/gpl-2.0.php GNU General Public License version 2, or (at your option) any later version

 * @version   Release: 3.0

 * @link      http://phpsysinfo.sourceforge.net

 */

class HWSensors extends Sensors

{

    /**

     * content to parse

     *

     * @var array

     */

    private $_lines = array();

    /**

     * fill the private content var through command

     */

    public function __construct()

    {

        parent::__construct();

        $lines = "";

//        CommonFunctions::executeProgram('sysctl', '-w hw.sensors', $lines);

        CommonFunctions::executeProgram('sysctl', 'hw.sensors', $lines);

        $this->_lines = preg_split("/\n/", $lines, -1, PREG_SPLIT_NO_EMPTY);

    }

    /**

     * get temperature information

     *

     * @return void

     */

    private function _temperature()

    {

        foreach ($this->_lines as $line) {

            if (preg_match('/^hw\.sensors\.[0-9]+=[^\s,]+,\s+([^,]+),\s+temp,\s+([0-9\.]+)\s+degC.*$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbTemp($dev);

            } elseif (preg_match('/^hw\.sensors\.[0-9]+=[^\s,]+,\s+([^,]+),\s+([0-9\.]+)\s+degC$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbTemp($dev);

            } elseif (preg_match('/^hw\.sensors\.[^\.]+\.(.*)=([0-9\.]+)\s+degC\s+\((.*)\)$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[3]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbTemp($dev);

            } elseif (preg_match('/^hw\.sensors\.[^\.]+\.(.*)=([0-9\.]+)\s+degC$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbTemp($dev);

            }

        }

    }

    /**

     * get fan information

     *

     * @return void

     */

    private function _fans()

    {

        foreach ($this->_lines as $line) {

            if (preg_match('/^hw\.sensors\.[0-9]+=[^\s,]+,\s+([^,]+),\s+fanrpm,\s+([0-9\.]+)\s+RPM.*$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbFan($dev);

            } elseif (preg_match('/^hw\.sensors\.[0-9]+=[^\s,]+,\s+([^,]+),\s+([0-9\.]+)\s+RPM$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbFan($dev);

            } elseif (preg_match('/^hw\.sensors\.[^\.]+\.(.*)=([0-9\.]+)\s+RPM\s+\((.*)\)$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[3]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbFan($dev);

            } elseif (preg_match('/^hw\.sensors\.[^\.]+\.(.*)=([0-9\.]+)\s+RPM$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbFan($dev);

            }

        }

    }

    /**

     * get voltage information

     *

     * @return void

     */

    private function _voltage()

    {

        foreach ($this->_lines as $line) {

            if (preg_match('/^hw\.sensors\.[0-9]+=[^\s,]+,\s+([^,]+),\s+volts_dc,\s+([0-9\.]+)\s+V.*$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbVolt($dev);

            } elseif (preg_match('/^hw\.sensors\.[0-9]+=[^\s,]+,\s+([^,]+),\s+([0-9\.]+)\s+V\sDC$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbVolt($dev);

            } elseif (preg_match('/^hw\.sensors\.[^\.]+\.(.*)=([0-9\.]+)\s+VDC\s+\((.*)\)$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[3]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbVolt($dev);

            } elseif (preg_match('/^hw\.sensors\.[^\.]+\.(.*)=([0-9\.]+)\s+VDC$/', $line, $ar_buf)) {

                $dev = new SensorDevice();

                $dev->setName($ar_buf[1]);

                $dev->setValue($ar_buf[2]);

                $this->mbinfo->setMbVolt($dev);

            }

        }

    }

    /**

     * get the information

     *

     * @see PSI_Interface_Sensor::build()

     *

     * @return Void

     */

    public function build()

    {

        $this->_temperature();

        $this->_voltage();

        $this->_fans();

    }

}