script user online forum

Salve a tutti
vorrei inserire nella mia homepage uno script in cui sono racchiusi i dati del forum phpbb tipo utenti connessi, nascosti, ecc.

il codice che uso è questo:

Codice:

---

Who's online</center>
<?php
$logged_visible_online = 0;
$logged_hidden_online = 0;
$guests_online = 0;
$online_userlist = '';
$l_online_users = '';

      $sql = "SELECT u.username, u.user_id, u.user_allow_viewonline, u.user_level, s.session_logged_in, s.session_ip
      FROM ".USERS_TABLE." u, ".SESSIONS_TABLE." s
      WHERE u.user_id = s.session_user_id
        AND s.session_time >= ".( time() - 300 ) . "
        $user_forum_sql
      ORDER BY u.username ASC, s.session_ip ASC";
  if( !($result = $db->sql_query($sql)) )
  {
      message_die(GENERAL_ERROR, 'Could not obtain user/online information', '', __LINE__, __FILE__, $sql);
  }

  $userlist_ary = array();
  $userlist_visible = array();

  $prev_user_id = 0;
  $prev_user_ip = $prev_session_ip = '';

  while( $row = $db->sql_fetchrow($result) )
  {
      // User is logged in and therefor not a guest
      if ( $row['session_logged_in'] )
      {
        // Skip multiple sessions for one user
        if ( $row['user_id'] != $prev_user_id )
        {
            $style_color = '';
            if ( $row['user_level'] == ADMIN )
            {
              $row['username'] = '<b>' . $row['username'] . '</b>';
              $style_color = 'style="color:#' . $theme['fontcolor3'] . '"';
            }
            else if ( $row['user_level'] == MOD )
            {
              $row['username'] = '<b>' . $row['username'] . '</b>';
              $style_color = 'style="color:#' . $theme['fontcolor2'] . '"';
            }

            if ( $row['user_allow_viewonline'] )
            {
              $user_online_link = '<a href="' . append_sid("../community/profile.$phpEx?mode=viewprofile&amp;" . POST_USERS_URL . "=" . $row['user_id']) . '"' . $style_color .'><b>' . $row['username'] . '</b></a>';
              $logged_visible_online++;
            }
            else
            {
              $user_online_link = '<a href="' . append_sid("../community/profile.$phpEx?mode=viewprofile&amp;" . POST_USERS_URL . "=" . $row['user_id']) . '"' . $style_color .'><b>' . $row['username'] . '</b></a>';
              $logged_hidden_online++;
            }

            if ( $row['user_allow_viewonline'] || $userdata['user_level'] == ADMIN )
            {
              $online_userlist .= ( $online_userlist != '' ) ? ', ' . $user_online_link : $user_online_link;
            }
        }

        $prev_user_id = $row['user_id'];
      }
      else
      {
        // Skip multiple sessions for one user
        if ( $row['session_ip'] != $prev_session_ip )
        {
            $guests_online++;
        }
      }

      $prev_session_ip = $row['session_ip'];
  }
  $db->sql_freeresult($result);

  if ( empty($online_userlist) )
  {
      $online_userlist = $lang['None'];
  }
  $online_userlist = ( ( isset($forum_id) ) ? $lang['Browsing_forum'] : $lang['Registered_users'] ) . ' ' . $online_userlist;

  $total_online_users = $logged_visible_online + $logged_hidden_online + $guests_online;

  if ( $total_online_users > $board_config['record_online_users'])
  {
      $board_config['record_online_users'] = $total_online_users;
      $board_config['record_online_date'] = time();

      $sql = "UPDATE " . CONFIG_TABLE . "
        SET config_value = '$total_online_users'
        WHERE config_name = 'record_online_users'";
      if ( !$db->sql_query($sql) )
      {
        message_die(GENERAL_ERROR, 'Could not update online user record (nr of users)', '', __LINE__, __FILE__, $sql);
      }

      $sql = "UPDATE " . CONFIG_TABLE . "
        SET config_value = '" . $board_config['record_online_date'] . "'
        WHERE config_name = 'record_online_date'";
      if ( !$db->sql_query($sql) )
      {
        message_die(GENERAL_ERROR, 'Could not update online user record (date)', '', __LINE__, __FILE__, $sql);
      }
  }

  if ( $total_online_users == 0 )
  {
      $l_t_user_s = $lang['Online_users_zero_total'];
  }
  else if ( $total_online_users == 1 )
  {
      $l_t_user_s = $lang['Online_user_total'];
  }
  else
  {
      $l_t_user_s = $lang['Online_users_total'];
  }

  if ( $logged_visible_online == 0 )
  {
      $l_r_user_s = $lang['Reg_users_zero_total'];
  }
  else if ( $logged_visible_online == 1 )
  {
      $l_r_user_s = $lang['Reg_user_total'];
  }
  else
  {
      $l_r_user_s = $lang['Reg_users_total'];
  }

  if ( $logged_hidden_online == 0 )
  {
      $l_h_user_s = $lang['Hidden_users_zero_total'];
  }
  else if ( $logged_hidden_online == 1 )
  {
      $l_h_user_s = $lang['Hidden_user_total'];
  }
  else
  {
      $l_h_user_s = $lang['Hidden_users_total'];
  }

  if ( $guests_online == 0 )
  {
      $l_g_user_s = $lang['Guest_users_zero_total'];
  }
  else if ( $guests_online == 1 )
  {
      $l_g_user_s = $lang['Guest_user_total'];
  }
  else
  {
      $l_g_user_s = $lang['Guest_users_total'];
  }

  $l_online_users = sprintf($l_t_user_s, $total_online_users);
  $l_online_users .= sprintf($l_r_user_s, $logged_visible_online);
  $l_online_users .= sprintf($l_h_user_s, $logged_hidden_online);
  $l_online_users .= sprintf($l_g_user_s, $guests_online);
print "<div align=\"Left\"><ul><li>In totale ci sono <font color=\"#FF000\"> $total_online_users </font> utenti in linea</li> <li>gli utenti non registrati online sono: <font color=\"#FF000\"> $guests_online </font> </li><li> gli utenti nascosti online sono: <font color=\"#FF000\"> $logged_hidden_online </font> </li><li>Gli utenti registrati online sono <font color=\"#FF000\"> $logged_visible_online </font>:<br> $online_userlist </li></ul>";

?>

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vorrei inserire anche il numero totale degli iscritti, dei post e l'ultimo utente registrato.
Cosa devo aggiungere allo script?
grazie.