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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of Biurad opensource projects. |
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* |
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* PHP version 7.2 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2019 Biurad Group (https://biurad.com/) |
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* @license https://opensource.org/licenses/BSD-3-Clause License |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Biurad\UI; |
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use ArrayIterator; |
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use IteratorAggregate; |
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use Traversable; |
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/** |
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* @author Fabien Potencier <[email protected]> |
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*/ |
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final class Profile implements IteratorAggregate |
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{ |
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public const TEMPLATE = 'template'; |
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private $template; |
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private $name; |
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private $starts = []; |
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private $ends = []; |
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private $profiles = []; |
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public function __construct(string $template = 'main', string $name = 'main') |
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{ |
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$this->template = $template; |
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$this->name = $name; |
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$this->enter(); |
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} |
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public function getTemplate(): string |
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{ |
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return $this->template; |
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} |
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public function getName(): string |
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{ |
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return $this->name; |
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} |
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public function isTemplate(): bool |
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{ |
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return self::TEMPLATE === $this->type; |
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} |
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/** |
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* @return Profile[] |
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*/ |
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public function getProfiles(): array |
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{ |
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return $this->profiles; |
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} |
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public function addProfile(self $profile): void |
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{ |
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$this->profiles[] = $profile; |
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} |
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/** |
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* Returns the duration in microseconds. |
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* |
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* @return float |
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*/ |
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public function getDuration(): float |
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{ |
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if ($this->profiles) { |
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// for the root node with children, duration is the sum of all child durations |
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$duration = 0; |
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foreach ($this->profiles as $profile) { |
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$duration += $profile->getDuration(); |
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} |
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return $duration; |
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} |
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return isset($this->ends['wt']) && isset($this->starts['wt']) ? $this->ends['wt'] - $this->starts['wt'] : 0; |
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} |
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/** |
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* Returns the memory usage in bytes. |
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* |
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* @return int |
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*/ |
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public function getMemoryUsage(): int |
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{ |
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return isset($this->ends['mu']) && isset($this->starts['mu']) ? $this->ends['mu'] - $this->starts['mu'] : 0; |
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} |
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/** |
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* Returns the peak memory usage in bytes. |
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* |
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* @return int |
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*/ |
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public function getPeakMemoryUsage(): int |
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{ |
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return isset($this->ends['pmu']) && isset($this->starts['pmu']) ? $this->ends['pmu'] - $this->starts['pmu'] : 0; |
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} |
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/** |
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* Starts the profiling. |
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*/ |
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public function enter(): void |
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{ |
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$this->starts = [ |
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'wt' => \microtime(true), |
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'mu' => \memory_get_usage(), |
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'pmu' => \memory_get_peak_usage(), |
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]; |
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} |
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/** |
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* Stops the profiling. |
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* |
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* @return static |
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*/ |
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public function leave(): self |
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{ |
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$this->ends = [ |
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'wt' => \microtime(true), |
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'mu' => \memory_get_usage(), |
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'pmu' => \memory_get_peak_usage(), |
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]; |
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return $this; |
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} |
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public function reset(): void |
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{ |
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$this->starts = $this->ends = $this->profiles = []; |
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$this->enter(); |
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} |
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public function getIterator(): Traversable |
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{ |
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return new ArrayIterator($this->profiles); |
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} |
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} |
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biurad /
php-templating
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