From 1634baf781a36701e2d98178ed2a56c363bdb850 Mon Sep 17 00:00:00 2001
From: Savetheinternet <savetheinternet@tinyboard.org>
Date: Tue, 7 Jun 2011 23:59:46 +1000
Subject: [PATCH] "combined" graph

---
 templates/themes/rrdtool/theme.php | 99 ++++++++++++++++++++++++------
 1 file changed, 81 insertions(+), 18 deletions(-)

diff --git a/templates/themes/rrdtool/theme.php b/templates/themes/rrdtool/theme.php
index 91b6f4c5..c28b5a04 100644
--- a/templates/themes/rrdtool/theme.php
+++ b/templates/themes/rrdtool/theme.php
@@ -15,10 +15,10 @@
 	// 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;
+			global $config, $_theme, $argv;
 			
 			$this->boards = explode(' ', $settings['boards']);
-			$this->spans = Array('minute', 'hour', 'day', 'week', 'month');
+			$this->spans = Array('minute', 'hour', 'day', 'week', 'month', 'year');
 			$this->interval = 120;
 			$this->height = 150;
 			$this->width = 700;
@@ -39,19 +39,19 @@
 							'DS:posts:GAUGE:' . ($this->interval*2) . ':0:10000',
 							
 							'RRA:MIN:0:1:' .	(3600/$this->interval), // hour
-							'RRA:MIN:0:60:' .	(86400/$this->interval), // day
+							'RRA:MIN:0:1:' .	(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:0:1:' .	(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:0:1:' .	(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
@@ -59,24 +59,27 @@
 								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 = $count['count'];
+					// debug just the graphing (not updating) with the --debug switch
+					if(!isset($argv[1]) || $argv[1] != '--debug') {
+						// 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'];
 					
-					if(!rrd_update($file, Array(
-						'-t',
-						'posts',
-						'N:' . $count)))
-							error('RRDtool failed: ' . htmlentities(rrd_error()));
+						if(!rrd_update($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, $board),
+							'-t Posts on ' . sprintf($config['board_abbreviation'], $board) .' this ',
 							'--lazy',
 							'-l 0',
 							'-h', $this->height, '-w', $this->width,
@@ -85,7 +88,6 @@
 							'-W', 'Powered by Tinyboard',
 							'-E',
 							'-X', '0',
-							//'-L', '4',
 							'-Y',
 							'-v posts/minute',
 							'DEF:posts=' . $file . ':posts:AVERAGE',
@@ -97,6 +99,67 @@
 								error('RRDtool failed: ' . htmlentities(rrd_error()));
 					}
 				}
+				
+				// combined graph
+				foreach($this->spans as &$span) {
+					$options = Array(
+						'-s -1' . $span,
+						'-t Posts',
+						'--lazy',
+						'-l 0',
+						'-h', $this->height, '-w', $this->width,
+						'-a', 'PNG',
+						'-R', 'mono',
+						'-W', 'Powered by Tinyboard',
+						'-E',
+						'-X', '0',
+						'-Y',
+						'-v posts/minute');
+					
+					$red = 0;
+					$green = 0;
+					$blue = 0;
+					$c = 0;
+					$cc = 0;
+					
+					foreach($this->boards as &$board) {
+						$color =	str_pad(dechex($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);
+						echo $color . PHP_EOL;
+						
+						$options[] = 'DEF:posts' . $board . '=' . $settings['path'] . '/' . $board . '.rrd' . ':posts:AVERAGE';
+						$options[] = 'LINE2:posts' . $board . '#' . $color . ':' .
+							sprintf($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 > 3) {
+							$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()));
+				}
 			}
 		}
 	};