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<?php
if (isset($_GET["from"]))
$min_time="from_base64(\"" . base64_encode("-".$_GET["from"]) . "\")";
else
$min_time="\"-7 00:00:00\"";
$mysql = new mysqli("localhost", "webserver", "empty", "buildmaster");
if ($mysql->connect_error) {
die("Connection failed: " . $mysql->connect_error);
}
if (! $result = $mysql -> query(
"SELECT DISTINCT ".
"UNIX_TIMESTAMP(`statistics`.`date`) AS `date`," .
"`statistics`.`pending_tasks_count`," .
"`statistics`.`pending_packages_count`," .
"`statistics`.`staging_packages_count`," .
"`statistics`.`testing_packages_count`," .
"`statistics`.`tested_packages_count`," .
"`statistics`.`broken_tasks_count`," .
"`statistics`.`dependency_loops_count`," .
"`statistics`.`dependency_looped_tasks_count`," .
"`statistics`.`locked_tasks_count`," .
"`statistics`.`blocked_tasks_count`," .
"`statistics`.`next_tasks_count`" .
"FROM `statistics` " .
"WHERE `statistics`.`date`>=ADDTIME(NOW()," . $min_time . ") " .
"ORDER BY `statistics`.`date`"
))
die($mysql->error);
$t_min = -1;
$t_max = -1;
$val_max = -1;
while($vals = $result->fetch_assoc()) {
if ($t_min == -1)
$t_min = $vals["date"];
$t_max = $vals["date"];
foreach ($vals as $column => $val)
if ($column != "date") {
$values[$column][$vals["date"]] = $val;
$val_max = max($val_max,$val);
}
};
$print_columns = array_keys($values);
$max_len = 0;
foreach ($print_columns as $column) {
$len = strlen($values[$column][$t_max])+1;
if ($len > $max_len)
$max_len = $len;
}
$width = 1600;
$height = 600;
$border = 5;
$legend_line_length = 10;
$legend_height = 2 * ImageFontHeight(5) + $legend_line_length;
$im = @ImageCreate ($width + $legend_line_length + $max_len * ImageFontWidth(5), $height + $legend_height)
or die ("Cannot create new gd-image-stream");
$background_color = ImageColorAllocate ($im, 255, 255, 255);
$foreground_color = ImageColorAllocate ($im, 0, 0, 0);
$colors['stable_packages_count'] = ImageColorAllocate ($im, 0, 0, 0);
$colors['pending_tasks_count'] = ImageColorAllocate ($im, 0, 0, 128);
$colors['pending_packages_count'] = ImageColorAllocate ($im, 0, 0, 255);
$colors['staging_packages_count'] = ImageColorAllocate ($im, 0, 100, 0);
$colors['testing_packages_count'] = ImageColorAllocate ($im, 0, 200, 0);
$colors['tested_packages_count'] = ImageColorAllocate ($im, 100, 255, 0);
$colors['broken_tasks_count'] = ImageColorAllocate ($im, 255, 0, 0);
$colors['dependency_loops_count'] = ImageColorAllocate ($im, 128, 128, 0);
$colors['dependency_looped_tasks_count'] = ImageColorAllocate ($im, 255, 128, 128);
$colors['locked_tasks_count'] = ImageColorAllocate ($im, 128, 128, 128);
$colors['blocked_tasks_count'] = ImageColorAllocate ($im, 128, 0, 0);
$colors['next_tasks_count'] = ImageColorAllocate ($im, 0, 255, 255);
function scale($x, $x_min, $x_max, $scale, $log) {
if ($log) {
$x = log($x + 10);
$x_min = log($x_min + 10);
$x_max = log($x_max + 10);
};
if ($x_max == $x_min)
$frac = 0;
else
$frac = ($x - $x_min)/($x_max - $x_min);
if ($scale < 0)
return ($frac-1) * $scale;
else
return $frac * $scale;
};
function print_graph($data, $color) {
global $width, $height, $im, $t_min, $t_max, $val_max, $border, $legend_line_length;
ksort($data);
$last_t = -1;
$last_val = -1;
foreach ($data as $t => $val) {
if ($last_t != -1)
ImageLine(
$im,
scale($last_t,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
scale($last_val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
scale($t,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
scale($val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
$color
);
$last_t = $t;
$last_val = $val;
}
ImageString(
$im,
5,
$width+$legend_line_length,
scale($last_val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border - ImageFontHeight(5)/2,
" ".$data[$t_max],
$color
);
};
ImageRectangle($im, $legend_line_length, 0, $width-1+$legend_line_length, $height-1, $foreground_color);
$xpos = $legend_line_length;
foreach ($print_columns as $column) {
print_graph($values[$column], $colors[$column]);
ImageString($im, 5, $xpos, $height + $legend_line_length + ImageFontHeight(5), substr($column,0,-strlen("_count")), $colors[$column]);
$xpos += (strlen($column) - strlen("_count") + 1.75) * ImageFontWidth(5);
}
ImageString($im, 5, $legend_line_length, $height + $legend_line_length, date('Y-m-d H:i', $t_min), $foreground_color);
$s = date('Y-m-d H:i', $t_max);
ImageString($im, 5, $width+$legend_line_length - strlen($s)*ImageFontWidth(5), $height + $legend_line_length, $s, $foreground_color);
for ($t=ceil($t_min/24/60/60); $t<=floor($t_max/24/60/60); $t++)
ImageLine(
$im,
scale($t*24*60*60,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
$height,
scale($t*24*60*60,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
$height+$legend_line_length,
$foreground_color
);
for ($val=0; $val<=$val_max;) {
ImageLine(
$im,
0,
scale($val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
$legend_line_length,
scale($val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
$foreground_color
);
if (! isset($_GET["log"]))
$val+=pow(10,round(log($val_max)/log(10))-1);
elseif ($val==0)
$val++;
else
$val=$val*10;
}
// ImageString ($im, 1, 5, 5, "Test-String ".rand(), $foreground_color);
header ("Content-type: image/png");
ImagePNG ($im);
?>
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