<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package    observium
 * @subpackage graphs
 * @copyright  (C) 2006-2013 Adam Armstrong, (C) 2013-2020 Observium Limited
 *
 */

// FIXME -- bit derpy, maybe replace this.

include_once($config['html_dir']."/includes/graphs/common.inc.php");

$scale_min = "0";
$scale_max = "100";

if ($width > 500)
{
   $descr_len = 22;
} else {
   $descr_len = 12;
}
$descr_len += round(($width - 250) / 8);

if ($width > "1000")
{
   $descr_len = 36;
}
else if ($width > "500")
{
   $descr_len = 24;
} else {
   $descr_len = 12;
   $descr_len += round(($width - 200) / 8);
}


$iter = 0;
$colours = 'mixed';

$rrd_options .= " COMMENT:'".str_pad('Size      Used    %used', $descr_len+31, ' ', STR_PAD_LEFT)."\\l'";


foreach ($vars['id'] as $mempool_id)
{

  $mempool = dbFetchRow("SELECT * FROM `mempools` WHERE `mempool_id` = ?", array($mempool_id));
  $device = device_by_id_cache($mempool['device_id']);
  if (!$config['graph_colours'][$colours][$iter]) { $iter = 0; }
  $colour=$config['graph_colours'][$colours][$iter];

  $descr = rrdtool_escape(rewrite_entity_name($mempool['mempool_descr'], 'mempool'), $descr_len);

  if (isset($mempool['mempool_table']))
  {
    $rrd_filename = get_rrd_path($device, "mempool-".strtolower($mempool['mempool_mib'])."-".$mempool['mempool_table']."-".$mempool['mempool_index'].".rrd");
  } else {
    $rrd_filename = get_rrd_path($device, "mempool-".strtolower($mempool['mempool_mib'])."-".$mempool['mempool_index'].".rrd");
  }

  if (rrd_is_file($rrd_filename))
  {
    $rrd_filename_escape = rrdtool_escape($rrd_filename);

    $rrd_options .= " DEF:".$mempool['mempool_id']."used=$rrd_filename_escape:used:AVERAGE";
    $rrd_options .= " DEF:".$mempool['mempool_id']."free=$rrd_filename_escape:free:AVERAGE";
    $rrd_options .= " CDEF:".$mempool['mempool_id']."size=".$mempool['mempool_id']."used,".$mempool['mempool_id']."free,+";
    $rrd_options .= " CDEF:".$mempool['mempool_id']."perc=".$mempool['mempool_id']."used,".$mempool['mempool_id']."size,/,100,*";
    $rrd_options .= " AREA:".$mempool['mempool_id']."perc#" . $colour . "10";
    $rrd_options .= " LINE1.25:".$mempool['mempool_id']."perc#" . $colour . ":'$descr'";
    $rrd_options .= " GPRINT:".$mempool['mempool_id']."size:LAST:%6.2lf%sB";
    $rrd_options .= " GPRINT:".$mempool['mempool_id']."used:LAST:%6.2lf%sB";
    $rrd_options .= " GPRINT:".$mempool['mempool_id']."perc:LAST:%5.2lf%%\\l";
    $iter++;
  }
}


// EOF