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<?php |
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/* this file is part of pipelines */ |
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namespace Ktomk\Pipelines\Cli; |
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use Ktomk\Pipelines\Lib; |
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/** |
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* Class to abstract command execution in command line interface |
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* context. |
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*/ |
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class Exec |
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{ |
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/** |
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* @var null|callable |
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*/ |
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private $debugPrinter; |
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/** |
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* @var bool |
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*/ |
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private $active = true; |
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/** |
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* Exec constructor. |
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* |
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* @param null|callable $debugPrinter |
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*/ |
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public function __construct($debugPrinter = null) |
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{ |
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$this->debugPrinter = $debugPrinter; |
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} |
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/** |
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* passthru implementation |
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* |
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* @param string $command |
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* @param array $arguments |
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* |
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* @return int |
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*/ |
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public function pass($command, array $arguments) |
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{ |
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$buffer = Lib::cmd($command, $arguments); |
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$this->debug($buffer); |
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if (!$this->active) { |
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return 0; |
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} |
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':' === $buffer ? $status = 0 : passthru($buffer, $status); |
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$this->debug("exit status: {$status}"); |
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return $status; |
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} |
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/** |
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* @param string $command |
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* @param array $arguments |
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* @param null|string $out captured standard output |
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* @param-out string $out |
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* |
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* @param null|string $err captured standard error |
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* @param-out string $err |
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* |
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* @throws \RuntimeException |
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* |
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* @return int |
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*/ |
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public function capture($command, array $arguments, &$out = null, &$err = null) |
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{ |
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$buffer = Lib::cmd($command, $arguments); |
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$this->debug($buffer); |
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if (!$this->active) { |
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isset($out) || $out = ''; |
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isset($err) || $err = ''; |
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return 0; |
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} |
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$proc = new Proc($buffer); |
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$status = $proc->run(); |
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$this->debug("exit status: {$status}"); |
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$out = $proc->getStandardOutput(); |
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$err = $proc->getStandardError(); |
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return $status; |
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} |
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/** |
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* @param bool $active |
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* |
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* @return void |
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*/ |
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public function setActive($active) |
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{ |
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$this->active = (bool)$active; |
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} |
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/** |
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* @param string $message |
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* |
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* @return void |
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*/ |
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private function debug($message) |
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{ |
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if ($this->debugPrinter) { |
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call_user_func($this->debugPrinter, $message); |
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} |
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} |
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} |
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ktomk /
pipelines
