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<?php |
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namespace GeminiLabs\BlackBar\Modules; |
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use GeminiLabs\BlackBar\Application; |
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class Profiler implements Module |
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{ |
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/** |
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* @var Application |
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*/ |
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protected $app; |
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/** |
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* @var float |
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*/ |
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protected $noise; |
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/** |
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* @var float |
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*/ |
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protected $start; |
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/** |
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* @var float |
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*/ |
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protected $stop; |
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/** |
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* @var array |
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*/ |
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protected $timer; |
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/** |
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* @var array |
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*/ |
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protected $timers; |
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public function __construct(Application $app) |
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{ |
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$this->app = $app; |
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$this->noise = floatval(0); |
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$this->start = floatval(0); |
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$this->stop = floatval(0); |
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$this->timer = []; |
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$this->timers = []; |
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} |
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public function entries(): array |
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{ |
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$entries = []; |
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foreach ($this->timers as $timer) { |
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$timer['memory'] = round($timer['memory'] / 1000); // convert bytes to KB |
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$timer['time'] = $this->formatTime($timer['time']); |
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$entries[] = $timer; |
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} |
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return $entries; |
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} |
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public function hasEntries(): bool |
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{ |
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return !empty($this->timers); |
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} |
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public function id(): string |
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{ |
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return 'glbb-profiler'; |
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} |
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public function isVisible(): bool |
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{ |
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return !empty($this->timers); |
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} |
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public function label(): string |
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{ |
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$label = __('Profiler', 'blackbar'); |
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$time = $this->totalTime(); |
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if ($time > 0) { |
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$info = sprintf('<span class="glbb-link-info">(%s)</span>', $this->formatTime($time)); |
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$label = sprintf('%s %s', $label, $info); |
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} |
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return $label; |
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} |
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public function render(): void |
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{ |
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$this->app->render('panels/profiler', ['profiler' => $this]); |
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} |
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public function setNoise(float $microtime): void |
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{ |
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$this->noise = $this->start - $microtime; |
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} |
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public function setStart(float $microtime): void |
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{ |
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$this->start = $microtime; |
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} |
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public function setStop(float $microtime): void |
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{ |
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$this->stop = $microtime; |
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} |
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public function start(string $name): void |
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{ |
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$this->timer = [ |
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'memory' => memory_get_peak_usage(), |
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'name' => $name, |
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'start' => microtime(true), |
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'stop' => floatval(0), |
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'time' => floatval(0), |
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]; |
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} |
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public function stop(string $name): void |
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{ |
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if (empty($this->timer)) { |
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return; |
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} |
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$this->timer['stop'] = microtime(true) - $this->noise; |
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$this->timer['time'] = $this->timer['stop'] - $this->timer['start']; |
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$this->timers[] = $this->timer; |
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$this->timer = []; // reset timer |
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} |
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public function totalTime(): float |
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{ |
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return array_sum(wp_list_pluck($this->timers, 'time')); |
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} |
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protected function formatTime(float $time): string |
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{ |
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if ($time < 100) { |
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return sprintf('%.3f µs', $time); |
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} |
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return sprintf('%.3f ms', $time * 1000); |
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} |
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} |
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pryley /
blackbar
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.