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88 lines
2.1 KiB
PHP
88 lines
2.1 KiB
PHP
<?php
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer\Util;
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use Symfony\Component\Process\Process;
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/**
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* @author Robert Schönthal <seroscho@googlemail.com>
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*/
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class ProcessExecutor
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{
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static protected $timeout = 300;
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protected $captureOutput;
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protected $errorOutput;
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/**
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* runs a process on the commandline
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*
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* @param string $command the command to execute
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* @param mixed $output the output will be written into this var if passed by ref
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* if a callable is passed it will be used as output handler
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* @param string $cwd the working directory
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* @return int statuscode
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*/
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public function execute($command, &$output = null, $cwd = null)
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{
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$this->captureOutput = count(func_get_args()) > 1;
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$this->errorOutput = null;
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$process = new Process($command, $cwd, null, null, static::getTimeout());
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$callback = is_callable($output) ? $output : array($this, 'outputHandler');
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$process->run($callback);
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if ($this->captureOutput && !is_callable($output)) {
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$output = $process->getOutput();
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}
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$this->errorOutput = $process->getErrorOutput();
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return $process->getExitCode();
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}
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public function splitLines($output)
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{
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return ((string) $output === '') ? array() : preg_split('{\r?\n}', $output);
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}
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/**
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* Get any error output from the last command
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*
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* @return string
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*/
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public function getErrorOutput()
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{
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return $this->errorOutput;
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}
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public function outputHandler($type, $buffer)
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{
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if ($this->captureOutput) {
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return;
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}
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echo $buffer;
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}
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static public function getTimeout()
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{
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return static::$timeout;
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}
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static public function setTimeout($timeout)
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{
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static::$timeout = $timeout;
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}
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}
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