/usr/share/php/Twig/Profiler/Profile.php is in php-twig 1.23.1-1ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* This file is part of Twig.
*
* (c) 2015 Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_Profiler_Profile implements IteratorAggregate, Serializable
{
const ROOT = 'ROOT';
const BLOCK = 'block';
const TEMPLATE = 'template';
const MACRO = 'macro';
private $template;
private $name;
private $type;
private $starts = array();
private $ends = array();
private $profiles = array();
public function __construct($template = 'main', $type = self::ROOT, $name = 'main')
{
$this->template = $template;
$this->type = $type;
$this->name = 0 === strpos($name, '__internal_') ? 'INTERNAL' : $name;
$this->enter();
}
public function getTemplate()
{
return $this->template;
}
public function getType()
{
return $this->type;
}
public function getName()
{
return $this->name;
}
public function isRoot()
{
return self::ROOT === $this->type;
}
public function isTemplate()
{
return self::TEMPLATE === $this->type;
}
public function isBlock()
{
return self::BLOCK === $this->type;
}
public function isMacro()
{
return self::MACRO === $this->type;
}
public function getProfiles()
{
return $this->profiles;
}
public function addProfile(Twig_Profiler_Profile $profile)
{
$this->profiles[] = $profile;
}
/**
* Returns the duration in microseconds.
*
* @return int
*/
public function getDuration()
{
if ($this->isRoot() && $this->profiles) {
// for the root node with children, duration is the sum of all child durations
$duration = 0;
foreach ($this->profiles as $profile) {
$duration += $profile->getDuration();
}
return $duration;
}
return isset($this->ends['wt']) && isset($this->starts['wt']) ? $this->ends['wt'] - $this->starts['wt'] : 0;
}
/**
* Returns the memory usage in bytes.
*
* @return int
*/
public function getMemoryUsage()
{
return isset($this->ends['mu']) && isset($this->starts['mu']) ? $this->ends['mu'] - $this->starts['mu'] : 0;
}
/**
* Returns the peak memory usage in bytes.
*
* @return int
*/
public function getPeakMemoryUsage()
{
return isset($this->ends['pmu']) && isset($this->starts['pmu']) ? $this->ends['pmu'] - $this->starts['pmu'] : 0;
}
/**
* Starts the profiling.
*/
public function enter()
{
$this->starts = array(
'wt' => microtime(true),
'mu' => memory_get_usage(),
'pmu' => memory_get_peak_usage(),
);
}
/**
* Stops the profiling.
*/
public function leave()
{
$this->ends = array(
'wt' => microtime(true),
'mu' => memory_get_usage(),
'pmu' => memory_get_peak_usage(),
);
}
public function getIterator()
{
return new ArrayIterator($this->profiles);
}
public function serialize()
{
return serialize(array($this->template, $this->name, $this->type, $this->starts, $this->ends, $this->profiles));
}
public function unserialize($data)
{
list($this->template, $this->name, $this->type, $this->starts, $this->ends, $this->profiles) = unserialize($data);
}
}
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