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<?php |
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namespace Tleckie\Async; |
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use Opis\Closure\SerializableClosure; |
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use Symfony\Component\Process\Process; |
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/** |
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* Class TaskFactory |
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* |
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* @package Tleckie\Async |
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* @author Teodoro Leckie Westberg <[email protected]> |
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*/ |
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class TaskFactory implements TaskFactoryInterface |
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{ |
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/** @var int */ |
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protected int $pid = 0; |
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/** @var int */ |
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protected int $index = 0; |
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/** @var string */ |
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protected string $script; |
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/** @var string */ |
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protected string $autoloader; |
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/** |
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* TaskFactory constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->autoloader = $this->find('vendor/autoload.php'); |
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$this->script = $this->find('bin/child'); |
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} |
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/** |
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* @param string $file |
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* @return string |
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*/ |
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protected function find(string $file): string |
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{ |
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$paths = array_filter([ |
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__DIR__ . '/../../../../' . $file, |
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__DIR__ . '/../../../' . $file, |
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__DIR__ . '/../../' . $file, |
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__DIR__ . '/../' . $file, |
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], static function (string $path) { |
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return file_exists($path); |
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}); |
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return reset($paths); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function createTask( |
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$process, |
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Encoder $encoder, |
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$binary = PHP_BINARY |
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): TaskInterface { |
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$process = new Process([ |
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$binary, |
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$this->script, |
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$this->autoloader, |
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$encoder->encode(new SerializableClosure($process)) |
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]); |
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return new Task($process, $encoder, $this->id()); |
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} |
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/** |
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* @return int |
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*/ |
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protected function id(): int |
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{ |
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return (++$this->index) * $this->pid(); |
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} |
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/** |
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* @return int |
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*/ |
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protected function pid(): int |
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{ |
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$this->pid = $this->pid ?? getmypid(); |
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return $this->pid; |
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} |
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} |
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teodoroleckie /
async
