source: code/Website/script_temp.php

<?php
set_time_limit(0);
include_once 'php-ofc-library/open-flash-chart.php';
include_once 'cfg/mysql.php';
connectdb();

$roomresult = mysql_query("
                                                  SELECT name 
                                                  FROM `save_energy`.`rooms` 
                                                  ORDER BY name ASC;
                                                  ");
while($row = mysql_fetch_array($roomresult))
{
        $roomarray[] = ($row['name']);
}

foreach($roomarray as $room)
{       
        $description = array();
        $colorcode=0;
        $data = array();
        
        $result_x = mysql_query("
                                                        SELECT TIME(`tuples`.start) AS xaxis
                                                        FROM (`save_energy`.`tuples`) 
                                                        JOIN `save_energy`.`sensors` ON (`tuples`.sensorID=`sensors`.sensorID)
                                                        JOIN `save_energy`.`rooms` ON (`sensors`.roomID=`rooms`.roomID)
                                                        WHERE `sensors`.name LIKE '%temp' 
                                                        AND DATE(`tuples`.start) = CURRENT_DATE() - INTERVAL 47 DAY  
                                                        AND `rooms`.name='$room'
                                                        GROUP BY `tuples`.start ASC
                                                        ");
        
        while($row = mysql_fetch_array($result_x))
        {
                $xaxis[] = ($row['xaxis']);
        }
        
        $result = mysql_query("
                                                  SELECT DISTINCT `sensors`.description as description
                                                  FROM (`save_energy`.`sensors`) 
                                                  JOIN `save_energy`.`tuples` ON (`sensors`.sensorID=`tuples`.sensorID)
                                                  JOIN `save_energy`.`rooms` ON (`sensors`.roomID=`rooms`.roomID)
                                                  WHERE `sensors`.name LIKE '%temp' 
                                                  AND DATE(`tuples`.start) = CURRENT_DATE() - INTERVAL 47 DAY  
                                                  AND `rooms`.name='$room'
                                                  ORDER BY description ASC
                                                  ");
        
        while($row = mysql_fetch_array($result))
        {
                $description[] = ($row['description']);
        }       
        
        $chart = new open_flash_chart();
        $line_default_dot = new dot();
        $line_default_dot->size(4)->halo_size(2)->colour('#000000');
        
        foreach($description as $value)
        {
                $colorcode++;
                if($colorcode==1) {$color = '#f7921c';}
                if($colorcode==2) {$color = '#bf7115';}
                if($colorcode==3) {$color = '#6c3d06';}
                if($colorcode==4) {$color = '#2d1d0a';}
                $name=$value;
                
                $result1 = mysql_query("
                                                          SELECT value AS value
                                                          FROM (`save_energy`.`tuples`) 
                                                          JOIN `save_energy`.`sensors` ON (`tuples`.sensorID=`sensors`.sensorID)
                                                          JOIN `save_energy`.`rooms` ON (`sensors`.roomID=`rooms`.roomID)
                                                          WHERE DATE(`tuples`.start) = CURRENT_DATE() - INTERVAL 47 DAY  
                                                          AND `rooms`.name='$room'
                                                          AND `sensors`.description='$name'
                                                          ORDER BY `tuples`.start ASC
                                                          ");
                
                while($row = mysql_fetch_array($result1))
                {
                        $data[] = intval($row['value']);
                }
                
                $value = new line();
                $value->set_default_dot_style($line_default_dot);
                $value->set_values( $data );
                $value->set_width( 2 );
                $value->set_colour($color);
                $value->set_key($name, 14);
                
                $chart->add_element( $value );
                unset($data);
        }
        
        $y = new y_axis();
        $y->set_range( 0, 60, 6 );
        $y->set_colour('#000000');
        $y->set_grid_colour('#D8D8D8');
        
        $x = new x_axis();
        $x->offset(false)->steps(10);
        $x->colour('#000000')->grid_colour('#D8D8D8');
        
        $x_labels = new x_axis_labels();
        $x_labels->set_steps( 50 );
        $x_labels->set_colour( '#000000' );
        $x_labels->set_labels( $xaxis );
        $x->set_labels( $x_labels );
        
        $title = new title('Temperatuur in kamer '.$room.' in Celsius');
        $chart->set_title( $title );
        $chart->set_x_axis( $x );
        $chart->set_y_axis( $y );
        $chart->set_bg_colour( '#FFFFFF' );
        
        echo $chart->toPrettyString();
        $chartwrite = $chart->toPrettyString();
        
        $fh = fopen("graphs/temp_".$room.".txt", 'w') or die("can't open file");
        fwrite($fh, $chartwrite);
        fclose($fh);
        unset($xaxis);
}
?>