php获取MAC地址

<?php

namespace lib;

class GetMac
{

    public $result = array();

    public $macAddrs = array(); //所有mac地址

    public $macAddr;            //第一个mac地址

    function __construct($OS)
    {
        $this->GetMac($OS);
    }

    function GetMac($OS)
    {
        switch (strtolower($OS)) {
            case "unix":
                break;
            case "solaris":
                break;
            case "aix":
                break;
            case "linux":
                $this->getLinux();
                break;
            default:
                $this->getWindows();
                break;
        }
        $tem = array();
        foreach ($this->result as $val) {
            if (preg_match("/[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f]/i",
                $val, $tem)) {
                $this->macAddr = $tem[0];//多个网卡时，会返回第一个网卡的mac地址，一般够用。
                break;
                //$this->macAddrs[] = $temp_array[0];//返回所有的mac地址
            }
        }
        unset($temp_array);

        return $this->macAddr;
    }

    //Linux系统
    function getLinux()
    {
        @exec("ifconfig -a", $this->result);

        return $this->result;
    }

    //Windows系统
    function getWindows()
    {
        @exec("ipconfig /all", $this->result);
        if ($this->result) {
            return $this->result;
        } else {
            $ipconfig = $_SERVER["WINDIR"]."\system32\ipconfig.exe";
            if (is_file($ipconfig)) {
                @exec($ipconfig." /all", $this->result);
            } else {
                @exec($_SERVER["WINDIR"]."\system\ipconfig.exe /all", $this->result);

                return $this->result;
            }
        }
    }
}

        $obj = new GetMac(PHP_OS);
        print_r($obj->result);
        echo $obj->macAddr;
//获取客户端
//$result=`arp -a $REMOTE_ADDR`;
//$result=`nbtstat -a $REMOTE_ADDR`;
//print_r($result);
        exit;<br>　　

<?php
/**
获取网卡的MAC地址原码；目前支持WIN/LINUX系统 
获取机器网卡的物理（MAC）地址 
 **/

class GetMacAddr{
    var $return_array = array(); // 返回带有MAC地址的字串数组 
    var $mac_addr;
    function GetMacAddr($os_type){
        switch ( strtolower($os_type) ){
            case "linux":
                $this->forLinux();
                break;
            case "solaris":
                break;
            case "unix":
                break;
            case "aix":
                break;
            default:
                $this->forWindows();
                break;
        }

        $temp_array = array();
        foreach ( $this->return_array as $value ){
            if (
            preg_match("/[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f]/i",$value,
                $temp_array ) ){
                $this->mac_addr = $temp_array[0];
                break;
            }

        }
        unset($temp_array);
        return $this->mac_addr;
    }

    function forWindows(){
        @exec("ipconfig /all", $this->return_array);
        if ( $this->return_array )
            return $this->return_array;
        else{
            $ipconfig = $_SERVER["WINDIR"]."system32ipconfig.exe";
            if ( is_file($ipconfig) )
                @exec($ipconfig." /all", $this->return_array);
            else
                @exec($_SERVER["WINDIR"]."systemipconfig.exe /all", $this->return_array);
            return $this->return_array;
        }
    }

    function forLinux(){
        @exec("ifconfig -a", $this->return_array);
        return $this->return_array;
    }
}
//方法使用
$mac = new GetMacAddr(PHP_OS);
echo $mac->mac_addr;
?>