소켓통신 프로토콜, xml 파싱

<?
require_once "./config.php";

if($_POST[prc]=='add')
{
 mem_go($m_id,$pw,$_POST[prc],$_POST[addid],'');
 echo "$data";
}
else if($_POST[prc]=='del')
{
 mem_go($m_id,$pw,$_POST[prc],$_POST[addid],$_POST[addpw]);
 echo "$data";
}
  unset($data);
  unset($stack);
  $stack = array();
  function startTag($parser, $name, $attrs)
  {
     global $stack;
     $tag=array("name"=>$name,"attrs"=>$attrs); 
     //print_r($tag);
     //exit;
     array_push($stack,$tag);
     //print_r($stack);
     //exit;
   
  }
  
  function cdata($parser, $cdata)
  {
      global $stack,$i;
     
      if(trim($cdata))
      {    
          $stack[count($stack)-1]['cdata']=$cdata;   
      }
  }
  
  function endTag($parser, $name)
  {
     global $stack;  
     $stack[count($stack)-2]['children'][] = $stack[count($stack)-1];
     array_pop($stack);
  }
  

 
   function search_go($id,$pass,$page,$stxt)
   {
    global $data_xml,$stack,$top,$s_result;
   $sp[host]=""; //domain or ip
   $port=80;
   $sp[path] = /result_01.php?m_d=$id&m_p=$pass&page=$page&search_txt=$stxt"; //디렉토리 경로.
   
   $fsp = fsockopen ("$sp[host]",  $port, $errno, $errstr, 30);
   if (!$fsp)
   {
       echo "$errstr ($errno)<br>\n";
   } else {
     $refer = "Referer: $referer\r\n";
   
     $request.="GET ".$sp[path]." HTTP/1.0\r\n";
     $request.="Accept: */*\r\n";
     $request.="Accept: ko\r\n";
     $request.="Accept-Encoding: gzip, deflate\r\n";
     $request.="User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; InfoPath.2; .NET CLR 1.1.4322)\r\n";
     $request.="Host: ".$sp["host"]."\r\n";
     $request.=$refer;
     $request.="Content-type: application/x-www-form-urlencoded\r\n";
     $request.="Connection: close\r\n";
     $request.="\r\n";
     
  
     fputs($fsp , $request);
  
  
    while(! feof ($fsp))
    { // 데이터 저장 
     $file .= fgets ($fsp, 1024);
    }
  
  
    //$file = 'simple.xml';
    $tmp = explode('<?xml version="1.0"  encoding="euc-kr"?>',$file);
    $file = '<?xml version="1.0"  encoding="euc-kr"?>' . $tmp[1];
  
    $xml_parser = xml_parser_create();
    xml_set_element_handler($xml_parser, "startTag", "endTag");
    xml_set_character_data_handler($xml_parser, "cdata");
    
    //$data = xml_parse($xml_parser,file_get_contents($file));
    $data = xml_parse($xml_parser,$file);
    if(!$data) {
       die(sprintf("XML error: %s at line %d",
    xml_error_string(xml_get_error_code($xml_parser)),
    xml_get_current_line_number($xml_parser)));
    }
     
    
    xml_parser_free($xml_parser);
    
  
   
    } 
  
 
       fclose ($fsp);

   $top[totcnt] =$stack[0][children][0][cdata];
   $top[totpag] =$stack[0][children][1][cdata];
   $top[page] =$stack[0][children][2][cdata];
   $top[pagecnt] =$stack[0][children][3][cdata];
   $top[stxt] =$stack[0][children][4][cdata]; 
   $top[no] =$top[totcnt]-($top[page]-1)*30;
   $s_result = $stack[0][children][5][children];
   if($top[no]>$top[pagecnt])$top[fnum]=$top[pagecnt];    
   return $top;
   return $s_result;  
  }

   function mem_go($id,$pass,$prc,$addid,$addpw)
   {
    global $file,$data;
   $sp[host]=""; //domain or ip
   $port=80;
   $sp[path] = friend_search_proc.php?m_d=$id&m_p=$pass&prc=$prc&addid=$addid&addpw=$addpw"; //디렉토리 경로.
   
   $fsp = fsockopen ("$sp[host]",  $port, $errno, $errstr, 30);
   if (!$fsp)
   {
       echo "$errstr ($errno)<br>\n";
   } else {
     $refer = "Referer: $referer\r\n";
   
     $request.="GET ".$sp[path]." HTTP/1.0\r\n";
     $request.="Accept: */*\r\n";
     $request.="Accept: ko\r\n";
     $request.="Accept-Encoding: gzip, deflate\r\n";
     $request.="User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; InfoPath.2; .NET CLR 1.1.4322)\r\n";
     $request.="Host: ".$sp["host"]."\r\n";
     $request.=$refer;
     $request.="Content-type: application/x-www-form-urlencoded\r\n";
     $request.="Connection: close\r\n";
     $request.="\r\n";
     
  
     fputs($fsp , $request);
  
  
    while(! feof ($fsp))
    { // 데이터 저장 
     $file .= fgets ($fsp, 1024);
    }
    $tmp = explode("\r\n\r\n" , $file);

    for ($i=1;$i<count($tmp);$i++)
    {
     $data .= $tmp[$i];  
    }
    return $data;
   }
  }

//리스트 네이게이션 출력
function navi_print($tot , $e_limit , $page , $link="" , $icon=1)
{
 /*
 $tot : 총 레코드
 $e_limit : 페이지당 출력 레코드
 $page : 현재 페이지
 $link : 다음페이지로 넘길 변수들(배열로 처리)
 $icon : 아이콘셋
 */

 if (intval($tot)<=0) return "";

 $prev1[1] = "<img src=/images/btn_pre.gif border=0 align=absmiddle>";
 $prev2[1] = "<img src=/images/btn_pre_2.gif border=0 align=absmiddle>";
 $next1[1] = "<img src=/images/btn_next.gif border=0 align=absmiddle>";
 $next2[1] = "<img src=/images/btn_next_2.gif border=0 align=absmiddle>";

 $prev1[2] = "<img src=/images/bbs/bt_home.gif border=0 align=absmiddle>";
 $prev2[2] = "<img src=/images/bbs/bt_pre.gif border=0 align=absmiddle>";
 $next1[2] = "<img src=/images/bbs/bt_end.gif border=0 align=absmiddle>";
 $next2[2] = "<img src=/images/bbs/bt_next.gif border=0 align=absmiddle>";

 if (count($link)>0 && $link!="")
 {
  foreach ($link as $key => $value)
  {
   $url_link[] = "$key=" . urlencode($value);
  }

  $url_link = "&" . join("&",$url_link);

 }
 $pagenumber = 10;
 $totalpage=intval($tot / $e_limit);
 if (($tot % $e_limit)>0)
  $totalpage++;

 $cpage=$page;
 $startpage = intval(($cpage - 1) / $pagenumber) * $pagenumber +1;
 $endpage = intVal(((($startpage -1) +$pagenumber) / $pagenumber) * $pagenumber) ;
 if ($totalpage <= $endpage)
 $endpage = $totalpage;

 if ( $cpage > $pagenumber)
 {
  $curpage = intval($startpage - 1);
  $navi .=" <a href=\"$_SERVER[PHP_SELF]?page=1$url_link\">$prev1[$icon]</a> ";
  $navi .=" <a href=\"$_SERVER[PHP_SELF]?page=$curpage$url_link\">$prev2[$icon]</a> ";
 }

 $curpage = $startpage;
 while ($curpage <= $endpage):

  $navi .= $curpage == $cpage ? " <font color=red>$cpage</font> " : " <a href=\"$_SERVER[PHP_SELF]?page=$curpage$url_link\">[$curpage]</a> ";
  $curpage++;
 endwhile ;
 $navi .=" ...[<a href=\"$_SERVER[PHP_SELF]?page=$totalpage$url_link\">$totalpage</a>] ";
 if ( $totalpage > $endpage)
 {
  $curpage = intval($endpage + 1);
  $navi .= "<a href=\"$_SERVER[PHP_SELF]?page=$curpage$url_link\">$next2[$icon]</a>";
  $navi .= "<a href=\"$_SERVER[PHP_SELF]?page=$totalpage$url_link\">$next1[$icon]</a>";
 }
 return $navi;

}  
?>