Files
2024-12-17 17:34:10 +01:00

145 lines
3.2 KiB
PHP

<?php
/**
* @package AllediaFramework
* @contact www.joomlashack.com, help@joomlashack.com
* @copyright 2016-2023 Joomlashack.com. All rights reserved
* @license https://www.gnu.org/licenses/gpl.html GNU/GPL
*
* This file is part of AllediaFramework.
*
* AllediaFramework is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* AllediaFramework is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with AllediaFramework. If not, see <https://www.gnu.org/licenses/>.
*/
namespace Alledia\Framework;
defined('_JEXEC') or die();
class Profiler
{
/**
* @var int
*/
protected $startTime = 0;
/**
* @var int
*/
protected $initialMemory = 0;
/**
* @var int
*/
protected $maxLength = 80;
/**
* @var int
*/
protected $lastMemory = 0;
/**
* @return void
*/
public function start()
{
$this->initialMemory = memory_get_usage();
}
/**
* @param string $label
*
* @return void
*/
public function step($label = null)
{
$this->startStep($label);
$this->endStep();
}
/**
* @return void
*/
public function echoData()
{
echo "\n";
$total = memory_get_usage() - $this->initialMemory;
$data = '==== Mem: ' . number_format($total, 0, '.', ',') . ' bytes';
$diff = $total - $this->lastMemory;
$peak = memory_get_peak_usage();
$operator = '';
echo $data;
if ($diff != 0) {
$operator = $diff > 0 ? '+' : '-';
}
echo ' diff: ' . $operator . number_format(abs($diff), 0, '.', ',') . ' bytes'
. ' peak: ' . number_format($peak, '0', '.', ',') . ' bytes';
$this->lastMemory = $total;
echo "\n";
}
/**
* @param string $label
*/
public function startStep($label = null)
{
echo "\n";
$this->printHeader($label);
$this->echoData();
}
/**
* @return void
*/
public function endStep()
{
$this->echoData();
$this->printSeparator();
echo "\n";
}
/**
* @param string $label
* @param int $leftPadding
*
* @return void
*/
protected function printHeader($label = null, $leftPadding = 4)
{
if (!is_null($label)) {
$length = $leftPadding;
echo str_repeat('=', $length);
echo " $label ";
$length += strlen($label) + 2;
echo str_repeat('=', $this->maxLength - $length);
} else {
$this->printSeparator();
}
}
/**
* @return void
*/
protected function printSeparator()
{
echo str_repeat('=', $this->maxLength);
}
}