Viewing file:  ProcessBuilder.php (3.88 KB) -rw-r--r--
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Process;
use Symfony\Component\Process\Exception\InvalidArgumentException;
use Symfony\Component\Process\Exception\LogicException;
/**
* Process builder.
*
* @author Kris Wallsmith <kris@symfony.com>
*/
class ProcessBuilder
{
private $arguments;
private $cwd;
private $env = array();
private $stdin;
private $timeout = 60;
private $options = array();
private $inheritEnv = true;
private $prefix = array();
public function __construct(array $arguments = array())
{
$this->arguments = $arguments;
}
public static function create(array $arguments = array())
{
return new static($arguments);
}
/**
* Adds an unescaped argument to the command string.
*
* @param string $argument A command argument
*
* @return ProcessBuilder
*/
public function add($argument)
{
$this->arguments[] = $argument;
return $this;
}
/**
* Adds an unescaped prefix to the command string.
*
* The prefix is preserved when resetting arguments.
*
* @param string|array $prefix A command prefix or an array of command prefixes
*
* @return ProcessBuilder
*/
public function setPrefix($prefix)
{
$this->prefix = is_array($prefix) ? $prefix : array($prefix);
return $this;
}
/**
* @param array $arguments
*
* @return ProcessBuilder
*/
public function setArguments(array $arguments)
{
$this->arguments = $arguments;
return $this;
}
public function setWorkingDirectory($cwd)
{
$this->cwd = $cwd;
return $this;
}
public function inheritEnvironmentVariables($inheritEnv = true)
{
$this->inheritEnv = $inheritEnv;
return $this;
}
public function setEnv($name, $value)
{
$this->env[$name] = $value;
return $this;
}
public function addEnvironmentVariables(array $variables)
{
$this->env = array_replace($this->env, $variables);
return $this;
}
public function setInput($stdin)
{
$this->stdin = $stdin;
return $this;
}
/**
* Sets the process timeout.
*
* To disable the timeout, set this value to null.
*
* @param float|null
*
* @return ProcessBuilder
*
* @throws InvalidArgumentException
*/
public function setTimeout($timeout)
{
if (null === $timeout) {
$this->timeout = null;
return $this;
}
$timeout = (float) $timeout;
if ($timeout < 0) {
throw new InvalidArgumentException('The timeout value must be a valid positive integer or float number.');
}
$this->timeout = $timeout;
return $this;
}
public function setOption($name, $value)
{
$this->options[$name] = $value;
return $this;
}
public function getProcess()
{
if (0 === count($this->prefix) && 0 === count($this->arguments)) {
throw new LogicException('You must add() command arguments before calling getProcess().');
}
$options = $this->options;
$arguments = array_merge($this->prefix, $this->arguments);
$script = implode(' ', array_map(array(__NAMESPACE__.'\\ProcessUtils', 'escapeArgument'), $arguments));
if ($this->inheritEnv) {
// include $_ENV for BC purposes
$env = array_replace($_ENV, $_SERVER, $this->env);
} else {
$env = $this->env;
}
return new Process($script, $this->cwd, $env, $this->stdin, $this->timeout, $options);
}
}
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