<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\Profiler\Dumper;
use Twig\Profiler\Profile;
/**
* @author Fabien Potencier <fabien@symfony.com>
*/
final class BlackfireDumper
{
public function dump(Profile $profile)
{
$data = [];
$this->dumpProfile('main()', $profile, $data);
$this->dumpChildren('main()', $profile, $data);
$start = sprintf('%f', microtime(true));
$str = <<<EOF
file-format: BlackfireProbe
cost-dimensions: wt mu pmu
request-start: {$start}
EOF;
foreach ($data as $name => $values) {
$str .= "{$name}//{$values['ct']} {$values['wt']} {$values['mu']} {$values['pmu']}\n";
}
return $str;
}
private function dumpChildren(string $parent, Profile $profile, &$data)
{
foreach ($profile as $p) {
if ($p->isTemplate()) {
$name = $p->getTemplate();
} else {
$name = sprintf('%s::%s(%s)', $p->getTemplate(), $p->getType(), $p->getName());
}
$this->dumpProfile(sprintf('%s==>%s', $parent, $name), $p, $data);
$this->dumpChildren($name, $p, $data);
}
}
private function dumpProfile(string $edge, Profile $profile, &$data)
{
if (isset($data[$edge])) {
++$data[$edge]['ct'];
$data[$edge]['wt'] += floor($profile->getDuration() * 1000000);
$data[$edge]['mu'] += $profile->getMemoryUsage();
$data[$edge]['pmu'] += $profile->getPeakMemoryUsage();
} else {
$data[$edge] = [
'ct' => 1,
'wt' => floor($profile->getDuration() * 1000000),
'mu' => $profile->getMemoryUsage(),
'pmu' => $profile->getPeakMemoryUsage(),
];
}
}
}
class_alias('Twig\Profiler\Dumper\BlackfireDumper', 'Twig_Profiler_Dumper_Blackfire');