<?PHP
  if(!defined('PAGES_INC')) {
    define('PAGES_INC', 1);
    
    include('code/db.inc.php');
    include('code/user.inc.php');
    include('code/handlers.inc.php');
    
    class Pages {
      function Get($name) {
        if(!$this->Exists($name)) {
      	  $message = $GLOBALS['handlers']['default']->HandleErrorMessage('PageNotFound', array('page' => $name));
          
          if(!$message['title']) $message['title'] = $name;
          
          return $message;
        }
        
        $res = DBQuery('SELECT handler, data FROM pages WHERE name = ?', $name);
        
        if(!$this->HasAccess($name)) {
      	  $message = $GLOBALS['handlers'][$res->fields[0]]->HandleErrorMessage('Forbidden', array('page' => $name));
          
          if(!$message['title']) $message['title'] = $name;
          
          return $message;
        }
        
        parse_str($res->fields[1], $data);
        $data['_page'] = $name;
        
        return $GLOBALS['handlers'][$res->fields[0]]->HandleContentData($data);
      }
      
      function Exists($name) {
        $res = DBQuery('SELECT id FROM pages WHERE name = ?', $name);
        
        return ($res->RecordCount() > 0);
      }
      
      function HasAccess($name) {
        $user = $GLOBALS['user'];
        
        $res = DBQuery('SELECT access FROM pages WHERE name = ?', $name);
        
        return ((($user->GetUid() != 0) && ($user->GetGid() == 0))
                || ($res->fields[0] & (1 << $user->GetGid())) != 0);
      }
    }
    
    $pages = new Pages;
  }
?>