PHP查询QQ电脑在线状态

<?php

if ($_GET['qq']) {

$qq = $_GET['qq'];

$data = file_get_contents("http://webpresence.qq.com/getonline?type=1&$qq:");

$data || $data = strlen(file_get_contents("http://wpa.qq.com/pa?p=2:$qq:45"));

if(!$data) { return 0; } 

 

switch((string)$data){

  case 'online[0]=0;': exit('{"code":"0","state":"电脑离线"}');return;

  case 'online[0]=1;': exit('{"code":"1","state":"电脑在线"}') ;return;

 

} 

 

} 

return 3;

?>