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<?php |
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|
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namespace GeminiLabs\BlackBar\Modules; |
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|
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class Hooks extends Module |
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{ |
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/** |
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* @var array |
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*/ |
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protected $hooks = []; |
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/** |
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* @var int |
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*/ |
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protected $totalHooks = 0; |
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/** |
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* Total elapsed time in nanoseconds. |
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* @var int |
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*/ |
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protected $totalTime = 0; |
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|
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public function entries(): array |
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{ |
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if (!$this->hasEntries()) { |
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return []; |
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} |
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wp_raise_memory_limit('admin'); |
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array_walk($this->entries, function (&$data) { |
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$total = $this->totalTimeForHook($data); |
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$perCall = (int) round($total / $data['count']); |
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$data['per_call'] = $this->formatTime($perCall); |
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$data['total'] = $total; |
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$data['total_formatted'] = $this->formatTime($total); |
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}); |
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$entries = $this->entries; |
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$executionOrder = array_keys($entries); |
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uasort($entries, [$this, 'sortByTime']); |
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$hooks = $entries; |
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if (!apply_filters('blackbar/hooks/all', false)) { |
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$hooks = array_slice($entries, 0, 50); // Keep the 50 slowest hooks |
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} |
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$this->totalHooks = array_sum(wp_list_pluck($this->entries, 'count')); |
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$this->totalTime = array_sum(wp_list_pluck($this->entries, 'total')); |
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$order = array_intersect($executionOrder, array_keys($hooks)); |
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foreach ($order as $index => $hook) { |
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$hooks[$hook]['index'] = $index; |
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} |
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return $hooks; |
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} |
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|
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public function highlighted(): array |
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{ |
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return [ |
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'admin_bar_init', |
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'admin_bar_menu', |
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'admin_enqueue_scripts', |
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'admin_footer', |
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'admin_head', |
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'admin_init', |
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'admin_menu', |
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'admin_menu', |
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'admin_notices', |
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'admin_print_footer_scripts', |
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'admin_print_scripts', |
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'admin_print_styles', |
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'after_setup_theme', |
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'all_admin_notices', |
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'current_screen', |
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'get_header', |
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'init', |
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'load_textdomain', |
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'muplugins_loaded', |
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'plugin_loaded', |
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'plugins_loaded', |
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'pre_get_posts', |
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'setup_theme', |
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'wp', |
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'wp_default_scripts', |
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'wp_default_styles', |
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'wp_enqueue_scripts', |
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'wp_footer', |
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'wp_head', |
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'wp_loaded', |
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'wp_print_footer_scripts', |
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'wp_print_scripts', |
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'wp_print_styles', |
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'wp_print_scripts', |
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]; |
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} |
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|
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public function icon(): string |
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{ |
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return 'dashicons-clock'; |
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} |
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|
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public function info(): string |
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{ |
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$this->entries(); // calculate the totalTime |
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return $this->formatTime($this->totalTime); |
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} |
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|
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public function label(): string |
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{ |
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return __('Hooks', 'blackbar'); |
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} |
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|
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public function startTimer(): void |
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{ |
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if (class_exists('Debug_Bar_Slow_Actions')) { |
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return; |
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} |
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$hook = current_filter(); |
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if (!isset($this->entries[$hook])) { |
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$callbacks = $this->callbacksForHook($hook); |
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if (empty($callbacks)) { |
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return; // We skipped Blackbar callbacks |
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} |
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$cb = array_values($callbacks); |
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$num = count($cb); |
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$total = 0; |
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for ($i = 0; $i < $num; $i++) { |
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$total += count($cb[$i]); |
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} |
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$this->entries[$hook] = [ |
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'callbacks' => $callbacks, |
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'callbacks_count' => $total, |
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'count' => 0, |
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'stack' => [], |
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'time' => [], |
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]; |
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add_action($hook, [$this, 'stopTimer'], 9999); // @phpstan-ignore-line |
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} |
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++$this->entries[$hook]['count']; |
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array_push($this->entries[$hook]['stack'], ['start' => (int) hrtime(true)]); |
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} |
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|
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/** |
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* @param mixed $filteredValue |
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* @return mixed |
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*/ |
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public function stopTimer($filteredValue = null) |
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{ |
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$time = array_pop($this->entries[current_filter()]['stack']); |
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$time['stop'] = (int) hrtime(true); |
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array_push($this->entries[current_filter()]['time'], $time); |
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return $filteredValue; // In case this was a filter. |
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} |
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|
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/** |
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* @param mixed $function |
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*/ |
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protected function callbackFunction($function): string |
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{ |
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if (is_array($function)) { |
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list($object, $method) = $function; |
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if (is_object($object)) { |
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$object = get_class($object); |
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} |
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if (str_starts_with($object, 'GeminiLabs\BlackBar')) { |
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return ''; // skip Blackbar callbacks |
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} |
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return rtrim(sprintf('%s::%s', $object, $method), ':'); |
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} |
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if (is_a($function, 'Closure')) { |
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$ref = new \ReflectionFunction($function); |
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$vars = $ref->getStaticVariables(); |
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if (isset($vars['callback']) |
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&& is_array($vars['callback']) |
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&& 2 === count($vars['callback']) |
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&& is_string($vars['callback'][1]) |
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) { |
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list($object, $method) = $vars['callback']; |
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if (is_object($object)) { |
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$object = get_class($object); |
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} |
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return rtrim(sprintf('%s::%s', $object, $method), ':'); |
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} |
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} |
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if (is_object($function)) { |
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return get_class($function); |
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} |
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return (string) $function; |
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} |
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|
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protected function callbacksForHook(string $hook): array |
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{ |
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global $wp_filter; |
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$data = $wp_filter[$hook] ?? []; |
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$results = []; |
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foreach ($data as $priority => $callbacks) { |
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$results[$priority] = $results[$priority] ?? []; |
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foreach ($callbacks as $callback) { |
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$function = $this->callbackFunction($callback['function']); |
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if (!empty($function)) { |
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$results[$priority][] = $function; |
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} |
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} |
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} |
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return $results; |
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} |
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|
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protected function sortByTime(array $a, array $b): int |
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{ |
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if ($a['total'] !== $b['total']) { |
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return ($a['total'] > $b['total']) ? -1 : 1; |
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} |
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return 0; |
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} |
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|
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/** |
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* Total elapsed time in nanoseconds. |
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*/ |
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protected function totalTimeForHook(array $data): int |
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{ |
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$total = 0; |
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foreach ($data['time'] as $time) { |
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$total += ($time['stop'] - $time['start']); |
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} |
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return $total; |
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} |
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} |
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|