Move into nested docroot
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web/vendor/symfony/process
287
web/vendor/symfony/process/ProcessBuilder.php
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287
web/vendor/symfony/process/ProcessBuilder.php
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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 Symfony\Component\Process;
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use Symfony\Component\Process\Exception\InvalidArgumentException;
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use Symfony\Component\Process\Exception\LogicException;
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/**
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* Process builder.
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*
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* @author Kris Wallsmith <kris@symfony.com>
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*/
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class ProcessBuilder
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{
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private $arguments;
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private $cwd;
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private $env = array();
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private $input;
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private $timeout = 60;
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private $options = array();
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private $inheritEnv = true;
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private $prefix = array();
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private $outputDisabled = false;
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/**
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* Constructor.
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*
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* @param string[] $arguments An array of arguments
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*/
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public function __construct(array $arguments = array())
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{
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$this->arguments = $arguments;
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}
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/**
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* Creates a process builder instance.
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*
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* @param string[] $arguments An array of arguments
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*
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* @return static
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*/
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public static function create(array $arguments = array())
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{
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return new static($arguments);
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}
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/**
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* Adds an unescaped argument to the command string.
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*
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* @param string $argument A command argument
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*
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* @return $this
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*/
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public function add($argument)
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{
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$this->arguments[] = $argument;
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return $this;
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}
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/**
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* Adds a prefix to the command string.
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*
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* The prefix is preserved when resetting arguments.
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*
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* @param string|array $prefix A command prefix or an array of command prefixes
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*
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* @return $this
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*/
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public function setPrefix($prefix)
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{
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$this->prefix = is_array($prefix) ? $prefix : array($prefix);
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return $this;
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}
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/**
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* Sets the arguments of the process.
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*
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* Arguments must not be escaped.
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* Previous arguments are removed.
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*
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* @param string[] $arguments
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*
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* @return $this
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*/
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public function setArguments(array $arguments)
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{
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$this->arguments = $arguments;
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return $this;
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}
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/**
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* Sets the working directory.
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*
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* @param null|string $cwd The working directory
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*
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* @return $this
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*/
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public function setWorkingDirectory($cwd)
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{
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$this->cwd = $cwd;
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return $this;
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}
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/**
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* Sets whether environment variables will be inherited or not.
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*
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* @param bool $inheritEnv
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*
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* @return $this
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*/
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public function inheritEnvironmentVariables($inheritEnv = true)
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{
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$this->inheritEnv = $inheritEnv;
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return $this;
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}
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/**
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* Sets an environment variable.
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*
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* Setting a variable overrides its previous value. Use `null` to unset a
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* defined environment variable.
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*
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* @param string $name The variable name
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* @param null|string $value The variable value
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*
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* @return $this
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*/
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public function setEnv($name, $value)
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{
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$this->env[$name] = $value;
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return $this;
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}
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/**
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* Adds a set of environment variables.
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*
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* Already existing environment variables with the same name will be
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* overridden by the new values passed to this method. Pass `null` to unset
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* a variable.
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*
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* @param array $variables The variables
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*
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* @return $this
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*/
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public function addEnvironmentVariables(array $variables)
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{
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$this->env = array_replace($this->env, $variables);
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return $this;
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}
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/**
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* Sets the input of the process.
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*
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* @param mixed $input The input as a string
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*
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* @return $this
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*
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* @throws InvalidArgumentException In case the argument is invalid
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*
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* Passing an object as an input is deprecated since version 2.5 and will be removed in 3.0.
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*/
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public function setInput($input)
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{
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$this->input = ProcessUtils::validateInput(__METHOD__, $input);
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return $this;
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}
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/**
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* Sets the process timeout.
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*
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* To disable the timeout, set this value to null.
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*
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* @param float|null $timeout
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*
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* @return $this
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*
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* @throws InvalidArgumentException
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*/
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public function setTimeout($timeout)
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{
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if (null === $timeout) {
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$this->timeout = null;
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return $this;
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}
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$timeout = (float) $timeout;
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if ($timeout < 0) {
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throw new InvalidArgumentException('The timeout value must be a valid positive integer or float number.');
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}
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$this->timeout = $timeout;
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return $this;
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}
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/**
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* Adds a proc_open option.
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*
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* @param string $name The option name
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* @param string $value The option value
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*
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* @return $this
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*/
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public function setOption($name, $value)
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{
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$this->options[$name] = $value;
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return $this;
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}
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/**
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* Disables fetching output and error output from the underlying process.
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*
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* @return $this
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*/
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public function disableOutput()
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{
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$this->outputDisabled = true;
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return $this;
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}
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/**
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* Enables fetching output and error output from the underlying process.
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*
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* @return $this
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*/
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public function enableOutput()
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{
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$this->outputDisabled = false;
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return $this;
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}
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/**
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* Creates a Process instance and returns it.
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*
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* @return Process
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*
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* @throws LogicException In case no arguments have been provided
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*/
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public function getProcess()
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{
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if (0 === count($this->prefix) && 0 === count($this->arguments)) {
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throw new LogicException('You must add() command arguments before calling getProcess().');
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}
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$options = $this->options;
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$arguments = array_merge($this->prefix, $this->arguments);
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$script = implode(' ', array_map(array(__NAMESPACE__.'\\ProcessUtils', 'escapeArgument'), $arguments));
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if ($this->inheritEnv) {
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// include $_ENV for BC purposes
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$env = array_replace($_ENV, $_SERVER, $this->env);
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} else {
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$env = $this->env;
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}
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$process = new Process($script, $this->cwd, $env, $this->input, $this->timeout, $options);
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if ($this->outputDisabled) {
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$process->disableOutput();
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}
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return $process;
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}
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}
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