<?php

/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     graphs
 * @copyright  (C) Adam Armstrong
 *
 */

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

$i = 0;
if ($width > "500") {
    $descr_len = 18;
} else {
    $descr_len = 8;
    $descr_len += round(($width - 260) / 9.5);
}

$unit_text = "Bits/sec";

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

if (!isset($multiplier)) {
    $multiplier = "8";
}

$rrd_multi = [];
$stack     = '';
foreach ($rrd_list as $rrd) {
    if (!$config['graph_colours'][$colours_in][$iter] || !$config['graph_colours'][$colours_out][$iter]) {
        $iter = 0;
    }

    $colour_in  = $config['graph_colours'][$colours_in][$iter];
    $colour_out = $config['graph_colours'][$colours_out][$iter];

    if (isset($rrd['descr_in'])) {
        $descr = rrdtool_escape($rrd['descr_in'], $descr_len) . "  In";
    } else {
        $descr = rrdtool_escape($rrd['descr'], $descr_len) . "  In";
    }
    $descr_out = rrdtool_escape($rrd['descr_out'], $descr_len) . " Out";
    $descr     = str_replace("'", "", $descr); // FIXME does this mean ' should be filtered in rrdtool_escape? probably...
    $descr_out = str_replace("'", "", $descr_out);

    $rrd_filename_escape = rrdtool_escape($rrd['filename']);

    $rrd_options .= " DEF:" . $in . $i . "=" . $rrd_filename_escape . ":" . $ds_in . ":AVERAGE ";
    $rrd_options .= " DEF:" . $out . $i . "=" . $rrd_filename_escape . ":" . $ds_out . ":AVERAGE ";
    $rrd_options .= " CDEF:inB" . $i . "=in" . $i . ",$multiplier,* ";
    $rrd_options .= " CDEF:outB" . $i . "=out" . $i . ",$multiplier,*";
    $rrd_options .= " CDEF:outB" . $i . "_neg=outB" . $i . ",-1,*";
    $rrd_options .= " CDEF:octets" . $i . "=inB" . $i . ",outB" . $i . ",+";

    if (!$args['nototal']) {
        $rrd_options .= " VDEF:totin" . $i . "=inB" . $i . ",TOTAL";
        $rrd_options .= " VDEF:totout" . $i . "=outB" . $i . ",TOTAL";
        $rrd_options .= " VDEF:tot" . $i . "=octets" . $i . ",TOTAL";

        $rrd_multi['in_thing'][]  = $in . $i;
        $rrd_multi['out_thing'][] = $out . $i;
    }

    if ($i) {
        $stack = ":STACK";
    }

    $rrd_options .= " AREA:inB" . $i . "#" . $colour_in . ":'" . $descr . "'$stack";
    $rrd_options .= " GPRINT:inB" . $i . ":LAST:%6.2lf%s$units";
    $rrd_options .= " GPRINT:inB" . $i . ":AVERAGE:%6.2lf%s$units";
    $rrd_options .= " GPRINT:inB" . $i . ":MAX:%6.2lf%s$units\l";

    if (!$nototal) {
        $rrd_options .= " GPRINT:totin" . $i . ":%6.2lf%s$total_units";
    }

    $rrd_options  .= " 'HRULE:0#" . $colour_out . ":" . $descr_out . "'";
    $rrd_optionsb .= " 'AREA:outB" . $i . "_neg#" . $colour_out . ":$stack'";
    $rrd_options  .= " GPRINT:outB" . $i . ":LAST:%6.2lf%s$units";
    $rrd_options  .= " GPRINT:outB" . $i . ":AVERAGE:%6.2lf%s$units";
    $rrd_options  .= " GPRINT:outB" . $i . ":MAX:%6.2lf%s$units\l";

    if (!$nototal) {
        $rrd_options .= " GPRINT:totout" . $i . ":%6.2lf%s$total_units";
    }

    $rrd_options .= " 'COMMENT:\l'";
    $i++;
    $iter++;
}

if ($custom_graph) {
    $rrd_options .= $custom_graph;
}

if (!$nototal) {

    $rrd_options .= " CDEF:" . $in . "octets=" . rrd_aggregate_dses($rrd_multi['in_thing']);
    $rrd_options .= " CDEF:" . $out . "octets=" . rrd_aggregate_dses($rrd_multi['out_thing']);

    $rrd_options .= " CDEF:octets=inoctets,outoctets,+";
    $rrd_options .= " CDEF:doutoctets=outoctets,-1,*";
    $rrd_options .= " CDEF:inbits=inoctets,8,*";
    $rrd_options .= " CDEF:outbits=outoctets,8,*";
    $rrd_options .= " CDEF:doutbits=doutoctets,8,*";

    $rrd_options .= " VDEF:95thin=inbits,95,PERCENT";
    $rrd_options .= " VDEF:95thout=outbits,95,PERCENT";
    $rrd_options .= " CDEF:pout_tmp=doutbits,-1,* VDEF:dpout_tmp=pout_tmp,95,PERCENT CDEF:dpout_tmp2=doutbits,doutbits,-,dpout_tmp,-1,*,+ VDEF:d95thout=dpout_tmp2,FIRST";

    $rrd_options .= " VDEF:totin=inoctets,TOTAL";
    $rrd_options .= " VDEF:totout=outoctets,TOTAL";
    $rrd_options .= " VDEF:tot=octets,TOTAL";

#  $rrd_options .= " AREA:totin#" . $colour_in . ":'" . $descr . "'$stack";
#  $rrd_options .= " GPRINT:totin:LAST:%6.2lf%s$units";
#  $rrd_options .= " GPRINT:totin:AVERAGE:%6.2lf%s$units";
#  $rrd_options .= " GPRINT:totin:MAX:%6.2lf%s$units\l";

}

$rrd_options .= $rrd_optionsb;
$rrd_options .= " HRULE:0#999999";

// Clean
unset($rrd_multi, $in_thing, $out_thing, $pluses, $stack);

// EOF