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<?php
class tpl
{
 var $templates   = array();
 var $defaultfolder = '';
 
 /* constuctor */
 function tpl()
 {
  $this->defaultfolder = 'templates';
 }
 
 /* get template */
 function get_content($templatename,$parse_if_local=false)
 {
  if(!isset($this->templates[$templatename]))
  {
   if(file_exists($this->defaultfolder.'/'.$templatename.'.tpl'))
   {
    $this->templates[$templatename]=str_replace(""",""",implode('',file($this->defaultfolder.'/'.$templatename.'.tpl')));
   }
   else
   {
    die('Template -->'.$templatename.'<--existiert nicht');
   }
  }
  if($parse_if_local==true && ($_SERVER[REMOTE_ADDR]=='127.0.0.1' || $_SERVER[SERVER_NAME]=="planetcoding.homeip.net" || $_SERVER[SERVER_NAME]=="boards.homeip.net"))
  {
   $this->templates[$templatename]=eregi_replace("<IfNotLocal>(.*)</IfNotLocal>","",$this->templates[$templatename]);
   $this->templates[$templatename]=eregi_replace("<IfLocal>(.*)</IfLocal>","1",$this->templates[$templatename]);
  }
  elseif($parse_if_local==true && ($_SERVER[REMOTE_ADDR]!='127.0.0.1' && $_SERVER[SERVER_NAME]!="planetcoding.homeip.net" && $_SERVER[SERVER_NAME]!="boards.homeip.net"))
  {
   $this->templates[$templatename]=eregi_replace("<IfLocal>(.*)</IfLocal>","",$this->templates[$templatename]);
   $this->templates[$templatename]=eregi_replace("<IfNotLocal>(.*)</IfNotLocal>","1",$this->templates[$templatename]);
  }
  return $this->templates[$templatename];
 }
 
 function get($variable,$templatename,$op='=',$parse_if_local=false)
 {
  return '$'.$variable.' '.$op.' " '.$this->get_content($templatename,$parse_if_local).'";';
 }

 /* print template */
 function output($template)
 {
  echo $template;
 }
 
 function out($templatename)
 {
  return '$tpl->output("'.$this->get_content($templatename).'");';
 }
}
?>

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$tpl = new tpl();
eval($tpl->get("header","header"));
eval($tpl->get("footer","footer","=",true));
// ....
eval($tpl->out("index"));