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