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<?php |
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namespace Robo\Task\Base; |
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use Robo\Common\ExecTrait; |
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use Robo\Contract\CommandInterface; |
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use Robo\Contract\PrintedInterface; |
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use Robo\Contract\SimulatedInterface; |
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use Robo\Task\BaseTask; |
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use Symfony\Component\Process\Process; |
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use Robo\Result; |
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/** |
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* Executes shell script. Closes it when running in background mode. |
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* |
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* ``` php |
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* <?php |
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* $this->taskExec('compass')->arg('watch')->run(); |
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* // or use shortcut |
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* $this->_exec('compass watch'); |
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* |
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* $this->taskExec('compass watch')->background()->run(); |
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* |
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* if ($this->taskExec('phpunit .')->run()->wasSuccessful()) { |
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* $this->say('tests passed'); |
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* } |
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* |
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* ?> |
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* ``` |
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*/ |
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class Exec extends BaseTask implements CommandInterface, PrintedInterface, SimulatedInterface |
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{ |
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use \Robo\Common\CommandReceiver; |
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use \Robo\Common\ExecOneCommand; |
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/** |
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* @var static[] |
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*/ |
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protected static $instances = []; |
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/** |
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* @var string|\Robo\Contract\CommandInterface |
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*/ |
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protected $command; |
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/** |
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* @param string|\Robo\Contract\CommandInterface $command |
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*/ |
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public function __construct($command) |
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{ |
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$this->command = $this->receiveCommand($command); |
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} |
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/** |
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* |
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*/ |
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public function __destruct() |
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{ |
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$this->stop(); |
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} |
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/** |
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* Executes command in background mode (asynchronously) |
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* |
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* @return $this |
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*/ |
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public function background($arg = true) |
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{ |
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self::$instances[] = $this; |
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$this->background = $arg; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getCommandDescription() |
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{ |
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return $this->getCommand(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getCommand() |
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{ |
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return trim($this->command . $this->arguments); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function simulate($context) |
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{ |
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$this->printAction($context); |
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} |
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public static function stopRunningJobs() |
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{ |
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foreach (self::$instances as $instance) { |
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if ($instance) { |
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unset($instance); |
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} |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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View Code Duplication |
public function run() |
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{ |
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$result_data = $this->execute(new Process($this->getCommand())); |
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return new Result( |
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$this, |
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$result_data->getExitCode(), |
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$result_data->getMessage(), |
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$result_data->getData() |
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); |
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} |
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} |
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if (function_exists('pcntl_signal')) { |
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pcntl_signal(SIGTERM, ['Robo\Task\Base\Exec', 'stopRunningJobs']); |
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} |
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register_shutdown_function(['Robo\Task\Base\Exec', 'stopRunningJobs']); |
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The PSR-1: Basic Coding Standard recommends that a file should either introduce new symbols, that is classes, functions, constants or similar, or have side effects. Side effects are anything that executes logic, like for example printing output, changing ini settings or writing to a file.
The idea behind this recommendation is that merely auto-loading a class should not change the state of an application. It also promotes a cleaner style of programming and makes your code less prone to errors, because the logic is not spread out all over the place.
To learn more about the PSR-1, please see the PHP-FIG site on the PSR-1.