<?php
/**
 * Android System Class
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PSI Android 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.Linux.inc.php 712 2012-12-05 14:09:18Z namiltd $
 * @link      http://phpsysinfo.sourceforge.net
 */
 /**
 * Android sysinfo class
 * get all the required information from Android system
 *
 * @category  PHP
 * @package   PSI Android 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 Android extends Linux
{
	/**
	 * call parent constructor
	 */
	public function __construct()
	{
		parent::__construct();
	}

	/**
	 * Kernel Version
	 *
	 * @return void
	 */
	private function _kernel()
	{
		if (CommonFunctions::rfts('/proc/version', $strBuf, 1)) {
			if (preg_match('/version (.*?) /', $strBuf, $ar_buf)) {
				$result = $ar_buf[1];
				if (preg_match('/SMP/', $strBuf)) {
					$result .= ' (SMP)';
				}
				$this->sys->setKernel($result);
			}
		}
	}

	/**
	 * Number of Users
	 *
	 * @return void
	 */
	protected function _users()
	{
		$this->sys->setUsers(1);
	}

	/**
	 * filesystem information
	 *
	 * @return void
	 */
	private function _filesystems()
	{
		if (CommonFunctions::executeProgram('df', '2>/dev/null ', $df, PSI_DEBUG)) {
			$df = preg_split("/\n/", $df, -1, PREG_SPLIT_NO_EMPTY);
			if (CommonFunctions::executeProgram('mount', '', $mount, PSI_DEBUG)) {
				$mount = preg_split("/\n/", $mount, -1, PREG_SPLIT_NO_EMPTY);
				foreach ($mount as $mount_line) {
					$mount_buf = preg_split('/\s+/', $mount_line);
					if (count($mount_buf) == 6) {
						$mount_parm[$mount_buf[1]]['fstype'] = $mount_buf[2];
						if (PSI_SHOW_MOUNT_OPTION) $mount_parm[$mount_buf[1]]['options'] = $mount_buf[3];
						$mount_parm[$mount_buf[1]]['mountdev'] = $mount_buf[0];
					}
				}
				foreach ($df as $df_line) {
					if ((preg_match("/^(\/\S+)(\s+)(([0-9\.]+)([KMGT])(\s+)([0-9\.]+)([KMGT])(\s+)([0-9\.]+)([KMGT])(\s+))/", $df_line, $df_buf)
						 || preg_match("/^(\/[^\s\:]+)\:(\s+)(([0-9\.]+)([KMGT])(\s+total\,\s+)([0-9\.]+)([KMGT])(\s+used\,\s+)([0-9\.]+)([KMGT])(\s+available))/", $df_line, $df_buf))
						 && !preg_match('/^\/mnt\/asec\/com\./', $df_buf[1])) {
						$dev = new DiskDevice();
						if (PSI_SHOW_MOUNT_POINT) $dev->setMountPoint($df_buf[1]);

						if ($df_buf[5] == 'K') $dev->setTotal($df_buf[4] * 1024);
						elseif ($df_buf[5] == 'M') $dev->setTotal($df_buf[4] * 1024*1024);
						elseif ($df_buf[5] == 'G') $dev->setTotal($df_buf[4] * 1024*1024*1024);
						elseif ($df_buf[5] == 'T') $dev->setTotal($df_buf[4] * 1024*1024*1024*1024);

						if ($df_buf[8] == 'K') $dev->setUsed($df_buf[7] * 1024);
						elseif ($df_buf[8] == 'M') $dev->setUsed($df_buf[7] * 1024*1024);
						elseif ($df_buf[8] == 'G') $dev->setUsed($df_buf[7] * 1024*1024*1024);
						elseif ($df_buf[8] == 'T') $dev->setUsed($df_buf[7] * 1024*1024*1024*1024);

						if ($df_buf[11] == 'K') $dev->setFree($df_buf[10] * 1024);
						elseif ($df_buf[11] == 'M') $dev->setFree($df_buf[10] * 1024*1024);
						elseif ($df_buf[11] == 'G') $dev->setFree($df_buf[10] * 1024*1024*1024);
						elseif ($df_buf[11] == 'T') $dev->setFree($df_buf[10] * 1024*1024*1024*1024);

						if (isset($mount_parm[$df_buf[1]])) {
							$dev->setFsType($mount_parm[$df_buf[1]]['fstype']);
							$dev->setName($mount_parm[$df_buf[1]]['mountdev']);

							if (PSI_SHOW_MOUNT_OPTION) {
								if (PSI_SHOW_MOUNT_CREDENTIALS) {
									$dev->setOptions($mount_parm[$df_buf[1]]['options']);
								} else {
									$mpo=$mount_parm[$df_buf[1]]['options'];

									$mpo=preg_replace('/(^guest,)|(^guest$)|(,guest$)/i', '', $mpo);
									$mpo=preg_replace('/,guest,/i', ',', $mpo);

									$mpo=preg_replace('/(^user=[^,]*,)|(^user=[^,]*$)|(,user=[^,]*$)/i', '', $mpo);
									$mpo=preg_replace('/,user=[^,]*,/i', ',', $mpo);

									$mpo=preg_replace('/(^username=[^,]*,)|(^username=[^,]*$)|(,username=[^,]*$)/i', '', $mpo);
									$mpo=preg_replace('/,username=[^,]*,/i', ',', $mpo);

									$mpo=preg_replace('/(^password=[^,]*,)|(^password=[^,]*$)|(,password=[^,]*$)/i', '', $mpo);
									$mpo=preg_replace('/,password=[^,]*,/i', ',', $mpo);

									$dev->setOptions($mpo);
								}
							}
						}
						$this->sys->setDiskDevices($dev);
					}
				}
			}
		}
	}

	/**
	 * Distribution
	 *
	 * @return void
	 */
	protected function _distro()
	{
		$buf = "";
		if (CommonFunctions::rfts('/system/build.prop', $lines, 0, 4096, false)
			&& preg_match('/^ro\.build\.version\.release=([^\n]+)/m', $lines, $ar_buf)) {
				$buf = trim($ar_buf[1]);
		}
		if (is_null($buf) || ($buf == "")) {
			$this->sys->setDistribution('Android');
		} else {
			if (preg_match('/^(\d+\.\d+)/', $buf, $ver)
				&& ($list = @parse_ini_file(APP_ROOT."/data/osnames.ini", true))
				&& isset($list['Android'][$ver[1]])) {
					$buf.=' '.$list['Android'][$ver[1]];
			}
			$this->sys->setDistribution('Android '.$buf);
		}
		$this->sys->setDistributionIcon('Android.png');
	}

	/**
	 * Machine
	 *
	 * @return void
	 */
	private function _machine()
	{
		if (CommonFunctions::rfts('/system/build.prop', $lines, 0, 4096, false)) {
			$buf = "";
			if (preg_match('/^ro\.product\.manufacturer=([^\n]+)/m', $lines, $ar_buf)) {
				$buf .= ' '.trim($ar_buf[1]);
			}
			if (preg_match('/^ro\.product\.model=([^\n]+)/m', $lines, $ar_buf) && (trim($buf) !== trim($ar_buf[1]))) {
				$buf .= ' '.trim($ar_buf[1]);
			}
			if (preg_match('/^ro\.semc\.product\.name=([^\n]+)/m', $lines, $ar_buf)) {
				$buf .= ' '.trim($ar_buf[1]);
			}
			if (trim($buf) != "") {
				$this->sys->setMachine(trim($buf));
			}
		}
	}

	/**
	 * PCI devices
	 *
	 * @return array
	 */
	private function _pci()
	{
		if (CommonFunctions::executeProgram('lspci', '', $bufr, false)) {
			$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
			foreach ($bufe as $buf) {
				$device = preg_split("/ /", $buf, 4);
				if (isset($device[3]) && trim($device[3]) != "") {
					$dev = new HWDevice();
					$dev->setName('Class '.trim($device[2]).' Device '.trim($device[3]));
					$this->sys->setPciDevices($dev);
				}
			}
		}
	}

	/**
	 * USB devices
	 *
	 * @return array
	 */
	private function _usb()
	{
		if (file_exists('/dev/bus/usb') && CommonFunctions::executeProgram('lsusb', '', $bufr, false)) {
			$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
			foreach ($bufe as $buf) {
				$device = preg_split("/ /", $buf, 6);
				if (isset($device[5]) && trim($device[5]) != "") {
					$dev = new HWDevice();
					$dev->setName(trim($device[5]));
					$this->sys->setUsbDevices($dev);
				}
			}
		}
	}

	/**
	 * get the information
	 *
	 * @see PSI_Interface_OS::build()
	 *
	 * @return Void
	 */
	public function build()
	{
		$this->_distro();
		$this->_hostname();
		$this->_kernel();
		$this->_machine();
		$this->_uptime();
		$this->_users();
		$this->_cpuinfo();
		$this->_pci();
		$this->_usb();
		$this->_i2c();
		$this->_network();
		$this->_memory();
		$this->_filesystems();
		$this->_loadavg();
		$this->_processes();
	}
}