<?
class XMLcomments{
function XMLcomments($file)
 {
  $this->file=$file;
 }

var $file = ""; 

function filecheck(){
if(!file_exists($this->file))
{
 $f=fopen($this->file,"a+");
 fwrite($f,'<?xml version="1.0" encoding="ISO-8859-1" ?>
<comments>
</comments>');
 fclose($f);
}
}

function newComment($m,$a,$df="d/m/y h:i:s"){
$this->filecheck();
$x="";
$content=' <comment>
  <com>
   '.htmlspecialchars($m).'
  </com>
  <by>
   '.htmlspecialchars($a).'
  </by>
  <date>
   '.date($df).'
  </date>
 </comment>';
$f=file($this->file);
for($i=0;$i<count($f);$i++)
 {
  if($i==2)
   {
    $x.=$content."\n";
   }
  $x.=$f[$i];
 }
$f=fopen($this->file,"w");
fwrite($f,$x);
fclose($f);
}

function show(){
$this->filecheck();
$parser = xml_parser_create();
xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,1);
xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
$data = implode("",file($this->file));
xml_parse_into_struct($parser,$data,&$d_ar,&$i_ar) or print_error();
xml_parser_free($parser);
for($i=0;$i<count($i_ar['com']);$i++)
 {
  ?><div class="comment">
 <p>
  <?=stripslashes($d_ar[$i_ar['com'][$i]]['value'])?> 
 </p>
 <span><?=stripslashes($d_ar[$i_ar['by'][$i]]['value']." ".$d_ar[$i_ar['date'][$i]]['value'])?></span>
</div><?
 }
}

}?>