<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package    observium
 * @subpackage graphs
 * @copyright  (C) 2006-2013 Adam Armstrong, (C) 2013-2021 Observium Limited
 *
 */

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

if ($width > "1000")
{
  $descr_len = 36;
}
else if ($width > "500")
{
  $descr_len = 24;
} else {
  $descr_len = 12;
  $descr_len += round(($width - 250) / 8);
}

if ($nototal) { $descrlen += "2"; $unitlen += "2";}

if ($width > "500")
{
  if (!$noheader)
  {
    $rrd_options .= " COMMENT:'".substr(str_pad($unit_text, $descr_len+5),0,$descr_len+5)."  Now     Min      Max     Avg'";
    if (!$nototal) { $rrd_options .= " COMMENT:'Total      '"; }
    $rrd_options .= " COMMENT:'\l'";
  }
} else {
  if (!$noheader)
  {
    $rrd_options .= " COMMENT:'".substr(str_pad($unit_text, $descr_len+5),0,$descr_len+5)."  Now     Min      Max     Avg\l'";
  }
  $nototal = 1;
}

$colour_iter = 0;
$rrd_multi = array();
$i = 1;


foreach($groups as $id => $group)
{

 foreach ($group['list'] as $rrd)
 {

  $i++;

  $ds = $rrd['ds']."_".$i;
  $orig_ds = $ds;

  $rrd_options .= " DEF:".$ds."=".rrdtool_escape($rrd['filename']).":".$rrd['ds'].":AVERAGE ";

  # if we've been passed a multiplier we must make a CDEF based on it!
  if (is_numeric($multiplier) || is_numeric($divider) || is_numeric($divisor))
  {

    if(is_numeric($divider)) { $multiplier = 1 / $divisor; }
    if(is_numeric($divisor)) { $multiplier = 1 / $divider; }

    $rrd_options .= " CDEF:c_" . $ds . "=" . $ds . "," . $multiplier . ",*";
    //$rrd_options .= " CDEF:c_" . $ds . "min=" . $ds . "min," . $multiplier . ",*";
    //$rrd_options .= " CDEF:c_" . $ds . "max=" . $ds . "max," . $multiplier . ",*";

    $ds = "c_".$ds;

  }

  // Create Aggreage
  $group['aggregate'][]  = $ds;
  $group['ds_list'][] = $ds;

 }

 $group_ds     = $id;

  if ($rrd['colour'])
  {
    $colour = $rrd['colour'];
  } else {
    if (!$config['graph_colours'][$colours][$colour_iter]) { $colour_iter = 0; }
    $colour = $config['graph_colours'][$colours][$colour_iter];
    $colour_iter++;
  }

  if (!is_array($group['ds_list'])) { continue; }

  $rrd_options .= " CDEF:" . $group_ds . "=" . rrd_aggregate_dses($group['ds_list']);


 if ($rrd['invert'])
 {
   $rrd_options .= " CDEF:".$group_ds."i=".$group_ds.",-1,*";
   $rrd_optionsc .= " AREA:".$group_ds."i#".$colour.":'".rrdtool_escape($group['descr'], $descr_len)."'".$cstack;
   $rrd_optionsc .= " GPRINT:".$group_ds.":LAST:%5.1lf%s GPRINT:".$group_ds.":MIN:%5.1lf%s";
   $rrd_optionsc .= " GPRINT:".$group_ds.":MAX:%5.1lf%s GPRINT:".$group_ds.":AVERAGE:%5.1lf%s";
   $cstack = ":STACK";
   if (!$nototal) { $rrd_optionsc .= " GPRINT:tot".$group_ds.":%5.2lf%s".rrdtool_escape($total_units).""; }
   $rrd_optionsc .= "'\\n' COMMENT:'\\n'";
 } else {
   $rrd_optionsb .= " AREA:".$group_ds."#".$colour.":'".rrdtool_escape($group['descr'], $descr_len)."'".$bstack;
   $rrd_optionsb .= " GPRINT:".$group_ds.":LAST:%5.1lf%s GPRINT:".$group_ds.":MIN:%5.1lf%s";
   $rrd_optionsb .= " GPRINT:".$group_ds.":MAX:%5.1lf%s GPRINT:".$group_ds.":AVERAGE:%5.1lf%s";
   $bstack = ":STACK";
   if (!$nototal) { $rrd_optionsb .= " GPRINT:tot".$group_ds.":%5.2lf%s".rrdtool_escape($total_units).""; }
   $rrd_optionsb .= "'\\n' COMMENT:'\\n'";
 }
}

/*

if ($vars['previous'] == "yes")
{
  $thingX  = implode(',', $rrd_multi['thingX']);
  $plusesX = str_repeat(',ADDNAN', safe_count($rrd_multi['thingX']) - 1);
  if (is_numeric($multiplier))
  {
    $rrd_options .= " CDEF:X=" . $thingX . $plusesX.",".$multiplier. ",*";
  }
  else if (is_numeric($divider))
  {
    $rrd_options .= " CDEF:X=" . $thingX . $plusesX.",".$divider. ",/";
  } else {
    $rrd_options .= " CDEF:X=" . $thingX . $plusesX;
  }

  $rrd_options .= " AREA:X#99999999:";
  $rrd_options .= " LINE1.25:X#666666:";

}

*/

$rrd_options .= $rrd_optionsb;

/*
if($show_aggregate == TRUE)
{
  $rrd_options .= " CDEF:aggregate=" . implode(',', $rrd_multi['aggregate']) . str_repeat(',+', safe_count($rrd_multi['aggregate']) - 1);
  $rrd_options .= " LINE1.5:aggregate#000000:'".rrdtool_escape("Aggregate", $descr_len)."'";
  $rrd_options .= " GPRINT:aggregate:LAST:%5.1lf%s GPRINT:aggregate:MIN:%5.1lf%s";
  $rrd_options .= " GPRINT:aggregate:MAX:%5.1lf%s GPRINT:aggregate:AVERAGE:%5.1lf%s";
  $rrd_options .= "'\\n' COMMENT:'\\n'";
}
*/

$rrd_options .= " HRULE:0#555555";
$rrd_options .= $rrd_optionsc;

// Clean
unset($rrd_multi, $thingX, $plusesX, $cstack, $bstack);

// EOF