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vichan/templates/themes/rrdtool/theme.php
2012-05-06 01:33:10 +10:00

186 lines
5.7 KiB
PHP

<?php
require 'info.php';
function rrdtool_build($action, $settings) {
// Possible values for $action:
// - all (rebuild everything, initialization)
// - news (news has been updated)
// - boards (board list changed)
// - post (a post has been made)
$b = new TB_RRDTool();
$b->build($action, $settings);
}
// Wrap functions in a class so they don't interfere with normal Tinyboard operations
class TB_RRDTool {
public function build($action, $settings) {
global $config, $_theme, $argv;
if (!$settings) {
error('This theme is not currently installed.');
}
$this->boards = explode(' ', $settings['boards']);
$this->spans = Array('hour', 'day', 'week', 'month', 'year');
// exclude boards from the "combined" graph
$this->combined_exclude = Array();
if ($action == 'cron') {
if (!file_exists($settings['path']))
mkdir($settings['path']);
if (!file_exists($settings['images']))
mkdir($settings['images']);
foreach ($this->boards as &$board) {
$file = $settings['path'] . '/' . $board . '.rrd';
if (!file_exists($file)) {
// Create graph
if (!rrd_create($file, Array(
'-s 60',
'DS:posts:COUNTER:86400:0:10000',
'RRA:AVERAGE:0:1:60',
'RRA:AVERAGE:0:1:1440',
'RRA:AVERAGE:0:30:10080',
'RRA:AVERAGE:0:120:43829',
'RRA:AVERAGE:0:1440:525948',
'RRA:AVERAGE:0:2880:1051897',
'RRA:MAX:0:1:60',
'RRA:MAX:0:1:1440',
'RRA:MAX:0:30:10080',
'RRA:MAX:0:120:43829',
'RRA:MAX:0:1440:525948',
'RRA:MAX:0:2880:1051897'
)))
error('RRDtool failed: ' . htmlentities(rrd_error()));
}
// debug just the graphing (not updating) with the --debug switch
if (!isset($argv[1]) || $argv[1] != '--debug') {
// Update graph
$query = query(sprintf("SELECT MAX(`id`) AS `count` FROM `posts_%s`", $board));
$count = $query->fetch();
$count = $count['count'];
if (!rrd_update($file, Array(
'-t',
'posts',
'N:' . $count)))
error('RRDtool failed: ' . htmlentities(rrd_error()));
}
foreach ($this->spans as &$span) {
// Graph graph
if (!rrd_graph($settings['images'] . '/' . $board . '-' . $span . '.png', Array(
'-s -1' . $span,
'-t Posts on ' . sprintf($config['board_abbreviation'], $board) .' this ' . $span,
'--lazy',
'-l 0',
'-h', $settings['height'], '-w', $settings['width'],
'-a', 'PNG',
'-R', 'mono',
'-W', 'Powered by Tinyboard',
'-E',
'-X', '0',
'-Y',
'-v posts/' . $settings['rate'],
'DEF:posts-second=' . $file . ':posts:AVERAGE',
'CDEF:posts-minute=posts-second,60,*',
'CDEF:posts-hour=posts-minute,60,*',
'CDEF:posts-day=posts-hour,24,*',
'CDEF:posts-week=posts-day,7,*',
'CDEF:posts-month=posts-day,28,*',
'CDEF:posts-year=posts-day,365,*',
'DEF:posts=' . $file . ':posts:AVERAGE',
'LINE2:posts-' . $settings['rate'] . '#663300:Posts',
'GPRINT:posts-' . $settings['rate'] . ':MAX:Max\\: %5.2lf',
'GPRINT:posts-' . $settings['rate'] . ':AVERAGE:Average\\: %5.2lf',
'GPRINT:posts-' . $settings['rate'] . ':LAST:Current\\: %5.2lf posts/' . $settings['rate'],
'HRULE:0#000000')))
error('RRDtool failed: ' . htmlentities(rrd_error()));
}
}
// combined graph
foreach ($this->spans as &$span) {
$options = Array(
'-s -1' . $span,
'-t Posts this ' . $span,
'--lazy',
'-l 0',
'-h', $settings['height'], '-w', $settings['width'],
'-a', 'PNG',
'-R', 'mono',
'-W', 'Powered by Tinyboard',
'-E',
'-X', '0',
'-Y',
'-v posts/' . $settings['rate']);
$red = 0;
$green = 0;
$blue = 0;
$c = 0;
$cc = 0;
$c = 1;
$cc = 0;
$red = 2;
foreach ($this->boards as &$board) {
if (in_array($board, $this->combined_exclude))
continue;
$color = str_pad(dechex($red*85), 2, '0', STR_PAD_LEFT) .
str_pad(dechex($green*85), 2, '0', STR_PAD_LEFT) .
str_pad(dechex($blue*85), 2, '0', STR_PAD_LEFT);
$options[] = 'DEF:posts' . $board . '-second=' . $settings['path'] . '/' . $board . '.rrd' . ':posts:AVERAGE';
$options[] = 'CDEF:posts' . $board . '-minute=posts' . $board . '-second,60,*';
$options[] = 'CDEF:posts' . $board . '-hour=posts' . $board . '-minute,60,*';
$options[] = 'CDEF:posts' . $board . '-day=posts' . $board . '-hour,24,*';
$options[] = 'CDEF:posts' . $board . '-week=posts' . $board . '-day,7,*';
$options[] = 'CDEF:posts' . $board . '-month=posts' . $board . '-day,28,*';
$options[] = 'CDEF:posts' . $board . '-year=posts' . $board . '-day,365,*';
$options[] = 'LINE2:posts' . $board . '-' . $settings['rate'] . '#' . $color . ':' .
sprintf($config['board_abbreviation'], $board);
// Randomize colors using this horrible undocumented algorithm I threw together while debugging
if ($c == 0)
$red++;
elseif ($c == 1)
$green++;
elseif ($c == 2)
$blue++;
elseif ($c == 3)
$green--;
elseif ($c == 4)
$red--;
$cc++;
if ($cc > 2) {
$c++;
$cc = 0;
}
if ($c > 4)
$c = 0;
if ($red > 3)
$red = 0;
if ($green > 3)
$green = 0;
if ($blue > 3)
$blue = 0;
}
$options[] = 'HRULE:0#000000';
if (!rrd_graph($settings['images'] . '/combined-' . $span . '.png', $options))
error('RRDtool failed: ' . htmlentities(rrd_error()));
}
}
}
};
?>