/**
* 功能描述:对一个网站所以页面被浏览次数的统计
* @Date:2007-3-24
* @Copyright © bkkkd
* @Site:http://atim.cn
**/
Function recordviewnum()
{
      $randnum=10;//最多的分散文件数
    $Updatesite=2;//当分散文件保存的浏览数达到几位时写入到总浏览数
    $rand=rand(1,$randnum);
      $D_path="./viewtotal/$rand.php";
      $T_path="./viewtotal/set.php";
      touch($D_path);
      touch($T_path);
      $D_size=filesize($D_path);
      $T_size=filesize($T_path);
      If($D_size>=$Updatesite)
      {
          $D_fp=fopen($D_path,"rb+");
          if($D_fp)
          {
                flock($D_fp,LOCK_EX);
                $D_viewnum=intval(fread($D_fp,$D_size));
                $D_viewnum+=1;
                fseek($D_fp,0);
                fwrite($D_fp,0);
                ftruncate($D_fp,1);
                fclose($D_fp);
                $T_fp=fopen($T_path,"rb+");
                if($T_fp)
                {
                      flock($T_fp,LOCK_EX);
                      $T_viewnum=intval(fread($T_fp,$T_size));
                      $T_viewnum=$T_viewnum+$D_viewnum;
                      fseek($T_fp,0);
                      fwrite($T_fp,$T_viewnum);
                      fclose($T_fp);
                 }
           }
       }
       Else
       {
           $D_fp=fopen($D_path,"rb+");
           if($D_fp)
           {
                  flock($D_fp,LOCK_EX);
                  $D_viewnum=intval(fread($D_fp,$D_size));
                  $D_viewnum+=1;
                  fseek($D_fp,0);
                  fwrite($D_fp,$D_viewnum);
                  ftruncate($D_fp,strlen($D_viewnum));
                  fclose($D_fp);
                  $T_fp=fopen($T_path,"rb");
                  if($T_fp)
                  {
                        flock($T_fp,LOCK_SH);
                        $T_viewnum=intval(fread($T_fp,$T_size));
                        fclose($T_fp);
                   }
             }
        }
        Return $T_viewnum;
}