lainchan/templates/themes/rrdtool/theme.php
2011-06-07 22:08:40 +10:00

105 lines
3.5 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;
$this->boards = explode(' ', $settings['boards']);
$this->spans = Array('minute', 'hour', 'day', 'week', 'month');
$this->interval = 120;
$this->height = 150;
$this->width = 700;
if($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 ' . $this->interval,
'DS:posts:GAUGE:' . ($this->interval*2) . ':0:10000',
'RRA:MIN:0:1:' . (3600/$this->interval), // hour
'RRA:MIN:0:60:' . (86400/$this->interval), // day
'RRA:MIN:0:60:' . (604800/$this->interval), // week
'RRA:MIN:0:60:' . (2592000/$this->interval), // month
'RRA:MIN:0:1440:' . (31536000/$this->interval), // year
'RRA:AVERAGE:0:1:' . (3600/$this->interval), // hour
'RRA:AVERAGE:0:60:' . (86400/$this->interval), // day
'RRA:AVERAGE:0:60:' . (604800/$this->interval), // week
'RRA:AVERAGE:0:60:' . (2592000/$this->interval), // month
'RRA:AVERAGE:0:1440:' . (31536000/$this->interval), // year
'RRA:MAX:0:1:' . (3600/$this->interval), // hour
'RRA:MAX:0:60:' . (86400/$this->interval), // day
'RRA:MAX:0:60:' . (604800/$this->interval), // week
'RRA:MAX:0:60:' . (2592000/$this->interval), // month
'RRA:MAX:0:1440:' . (31536000/$this->interval), // year
)))
error('RRDtool failed: ' . htmlentities(rrd_error()));
}
// Update graph
$query = prepare(sprintf("SELECT COUNT(*) AS `count` FROM `posts_%s` WHERE `time` >= :time", $board));
$query->bindValue(':time', time() - $this->interval, PDO::PARAM_INT);
$query->execute() or error(db_error($query));
$count = $query->fetch();
$count = $count['count'];
echo 'Posts on /' . $board . '/: ' . $count . PHP_EOL;
if(!rrd_update($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'] . ' this ' . $span, $board),
'--lazy',
'-l 0',
'-h', $this->height, '-w', $this->width,
'-a', 'PNG',
'-R', 'mono',
'-W', 'Powered by Tinyboard',
'-E',
'-X', '0',
//'-L', '4',
'-Y',
'-v posts/minute',
'DEF:posts=' . $file . ':posts:AVERAGE',
'LINE2:posts#663300:Posts',
'GPRINT:posts:MAX:Max\\: %5.2lf',
'GPRINT:posts:AVERAGE:Average\\: %5.2lf',
'GPRINT:posts:LAST:Current\\: %5.2lf posts/min',
'HRULE:0#000000')))
error('RRDtool failed: ' . htmlentities(rrd_error()));
}
}
}
}
};
?>