php擷取瀏覽器用戶端 作業系統 IP地址類

來源:互聯網
上載者:User

class Client{
 
 public function __construct()
 {
  /**/
 }
 
 /**
  * 擷取瀏覽器用戶端
  *
  * @return string
  */
 public function browser()
 {
  $info = $_SERVER['HTTP_USER_AGENT'];
  if(strstr($info,'MSIE 6.0') != false){
   return 'IE6';
  }elseif (strstr($info,'MSIE 7.0') != false){
   return 'IE7';
  }elseif (strstr($info,'Firefox') != false){
   return 'Firefox';
  }elseif (strstr($info,'Chrome') != false){
   return 'Chrome';
  }elseif (strstr($info,'Safari') != false){
   return 'Safari';         
  }else{
   return 'unknow';
  }
  }
 
     /**
      * 擷取作業系統
      * @return string
      */
  public function getOS ()
     {
      $agent = $_SERVER['HTTP_USER_AGENT'];
      $os = false;
      if (eregi('win', $agent) && strpos($agent, '95')){
          $os = 'Windows 95';
      }
      else if (eregi('win 9x', $agent) && strpos($agent, '4.90')){
          $os = 'Windows ME';
      }
      else if (eregi('win', $agent) && ereg('98', $agent)){
         $os = 'Windows 98';
      }
      else if (eregi('win', $agent) && eregi('nt 5.1', $agent)){
          $os = 'Windows XP';
      }
      else if (eregi('win', $agent) && eregi('nt 5', $agent)){
          $os = 'Windows 2000';
      }
      else if (eregi('win', $agent) && eregi('nt', $agent)){
          $os = 'Windows NT';
      }
      else if (eregi('win', $agent) && ereg('32', $agent)){
          $os = 'Windows 32';
      }
      else if (eregi('linux', $agent)){
          $os = 'Linux';
      }
      else if (eregi('unix', $agent)){
          $os = 'Unix';
      }
      else if (eregi('sun', $agent) && eregi('os', $agent)){
          $os = 'SunOS';
      }
      else if (eregi('ibm', $agent) && eregi('os', $agent)){
          $os = 'IBM OS/2';
      }
      else if (eregi('Mac', $agent) && eregi('PC', $agent)){
          $os = 'Macintosh';
      }
      else if (eregi('PowerPC', $agent)){
          $os = 'PowerPC';
      }
      else if (eregi('AIX', $agent)){
          $os = 'AIX';
      }
      else if (eregi('HPUX', $agent)){
          $os = 'HPUX';
      }
      else if (eregi('NetBSD', $agent)){
          $os = 'NetBSD';
      }
      else if (eregi('BSD', $agent)){
          $os = 'BSD';
      }
      else if (ereg('OSF1', $agent)){
          $os = 'OSF1';
      }
      else if (ereg('IRIX', $agent)){
          $os = 'IRIX';
      }
      else if (eregi('FreeBSD', $agent)){
          $os = 'FreeBSD';
      }
      else if (eregi('teleport', $agent)){
          $os = 'teleport';
      }
      else if (eregi('flashget', $agent)){
          $os = 'flashget';
      }
      else if (eregi('webzip', $agent)){
          $os = 'webzip';
      }
      else if (eregi('offline', $agent)){
          $os = 'offline';
      }
      else {
          $os = 'Unknown';
      }
     return $os;
     } 

     /**
      * 擷取IP地址
      * @return string
      */
 public function getIp()
 {
  if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown")){
   $ip = getenv("HTTP_CLIENT_IP");
        }elseif (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown")){
            $ip = getenv("HTTP_X_FORWARDED_FOR");
        }elseif (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown")){
            $ip = getenv("REMOTE_ADDR");
        }elseif (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown"))  {
            $ip = $_SERVER['REMOTE_ADDR'];
        }else{
            $ip = "unknown";
        }
        return($ip);
 }    

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