+++ /dev/null
-<?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\Finder\Shell;
-
-@trigger_error('The '.__NAMESPACE__.'\Command class is deprecated since Symfony 2.8 and will be removed in 3.0.', E_USER_DEPRECATED);
-
-/**
- * @author Jean-François Simon <contact@jfsimon.fr>
- *
- * @deprecated since 2.8, to be removed in 3.0.
- */
-class Command
-{
- private $parent;
- private $bits = array();
- private $labels = array();
-
- /**
- * @var \Closure|null
- */
- private $errorHandler;
-
- public function __construct(Command $parent = null)
- {
- $this->parent = $parent;
- }
-
- /**
- * Returns command as string.
- *
- * @return string
- */
- public function __toString()
- {
- return $this->join();
- }
-
- /**
- * Creates a new Command instance.
- *
- * @return self
- */
- public static function create(Command $parent = null)
- {
- return new self($parent);
- }
-
- /**
- * Escapes special chars from input.
- *
- * @param string $input A string to escape
- *
- * @return string The escaped string
- */
- public static function escape($input)
- {
- return escapeshellcmd($input);
- }
-
- /**
- * Quotes input.
- *
- * @param string $input An argument string
- *
- * @return string The quoted string
- */
- public static function quote($input)
- {
- return escapeshellarg($input);
- }
-
- /**
- * Appends a string or a Command instance.
- *
- * @param string|Command $bit
- *
- * @return $this
- */
- public function add($bit)
- {
- $this->bits[] = $bit;
-
- return $this;
- }
-
- /**
- * Prepends a string or a command instance.
- *
- * @param string|Command $bit
- *
- * @return $this
- */
- public function top($bit)
- {
- array_unshift($this->bits, $bit);
-
- foreach ($this->labels as $label => $index) {
- $this->labels[$label] += 1;
- }
-
- return $this;
- }
-
- /**
- * Appends an argument, will be quoted.
- *
- * @param string $arg
- *
- * @return $this
- */
- public function arg($arg)
- {
- $this->bits[] = self::quote($arg);
-
- return $this;
- }
-
- /**
- * Appends escaped special command chars.
- *
- * @param string $esc
- *
- * @return $this
- */
- public function cmd($esc)
- {
- $this->bits[] = self::escape($esc);
-
- return $this;
- }
-
- /**
- * Inserts a labeled command to feed later.
- *
- * @param string $label The unique label
- *
- * @return self|string
- *
- * @throws \RuntimeException If label already exists
- */
- public function ins($label)
- {
- if (isset($this->labels[$label])) {
- throw new \RuntimeException(sprintf('Label "%s" already exists.', $label));
- }
-
- $this->bits[] = self::create($this);
- $this->labels[$label] = count($this->bits) - 1;
-
- return $this->bits[$this->labels[$label]];
- }
-
- /**
- * Retrieves a previously labeled command.
- *
- * @param string $label
- *
- * @return self|string
- *
- * @throws \RuntimeException
- */
- public function get($label)
- {
- if (!isset($this->labels[$label])) {
- throw new \RuntimeException(sprintf('Label "%s" does not exist.', $label));
- }
-
- return $this->bits[$this->labels[$label]];
- }
-
- /**
- * Returns parent command (if any).
- *
- * @return self
- *
- * @throws \RuntimeException If command has no parent
- */
- public function end()
- {
- if (null === $this->parent) {
- throw new \RuntimeException('Calling end on root command doesn\'t make sense.');
- }
-
- return $this->parent;
- }
-
- /**
- * Counts bits stored in command.
- *
- * @return int The bits count
- */
- public function length()
- {
- return count($this->bits);
- }
-
- /**
- * @return $this
- */
- public function setErrorHandler(\Closure $errorHandler)
- {
- $this->errorHandler = $errorHandler;
-
- return $this;
- }
-
- /**
- * @return \Closure|null
- */
- public function getErrorHandler()
- {
- return $this->errorHandler;
- }
-
- /**
- * Executes current command.
- *
- * @return array The command result
- *
- * @throws \RuntimeException
- */
- public function execute()
- {
- if (null === $errorHandler = $this->errorHandler) {
- exec($this->join(), $output);
- } else {
- $process = proc_open($this->join(), array(0 => array('pipe', 'r'), 1 => array('pipe', 'w'), 2 => array('pipe', 'w')), $pipes);
- $output = preg_split('~(\r\n|\r|\n)~', stream_get_contents($pipes[1]), -1, PREG_SPLIT_NO_EMPTY);
-
- if ($error = stream_get_contents($pipes[2])) {
- $errorHandler($error);
- }
-
- proc_close($process);
- }
-
- return $output ?: array();
- }
-
- /**
- * Joins bits.
- *
- * @return string
- */
- public function join()
- {
- return implode(' ', array_filter(
- array_map(function ($bit) {
- return $bit instanceof Command ? $bit->join() : ($bit ?: null);
- }, $this->bits),
- function ($bit) { return null !== $bit; }
- ));
- }
-
- /**
- * Insert a string or a Command instance before the bit at given position $index (index starts from 0).
- *
- * @param string|Command $bit
- * @param int $index
- *
- * @return $this
- */
- public function addAtIndex($bit, $index)
- {
- array_splice($this->bits, $index, 0, $bit instanceof self ? array($bit) : $bit);
-
- return $this;
- }
-}
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