81 lines
2.3 KiB
PHP
81 lines
2.3 KiB
PHP
<?php
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namespace Symfony\Component\Console\Input;
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/*
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* This file is part of the symfony framework.
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*
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* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
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*
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* This source file is subject to the MIT license that is bundled
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* with this source code in the file LICENSE.
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*/
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/**
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* StringInput represents an input provided as a string.
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*
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* Usage:
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*
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* $input = new StringInput('foo --bar="foobar"');
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*
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* @package symfony
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* @subpackage console
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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*/
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class StringInput extends ArgvInput
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{
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const REGEX_STRING = '([^ ]+?)(?: |(?<!\\\\)"|(?<!\\\\)\'|$)';
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const REGEX_QUOTED_STRING = '(?:"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\')';
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/**
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* Constructor.
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*
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* @param string $input An array of parameters from the CLI (in the argv format)
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* @param InputDefinition $definition A InputDefinition instance
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*/
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public function __construct($input, InputDefinition $definition = null)
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{
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parent::__construct(array(), $definition);
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$this->tokens = $this->tokenize($input);
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}
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protected function tokenize($input)
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{
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$input = preg_replace('/(\r\n|\r|\n|\t)/', ' ', $input);
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$tokens = array();
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$length = strlen($input);
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$cursor = 0;
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while ($cursor < $length)
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{
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if (preg_match('/\s+/A', $input, $match, null, $cursor))
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{
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}
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elseif (preg_match('/([^="\' ]+?)(=?)('.self::REGEX_QUOTED_STRING.'+)/A', $input, $match, null, $cursor))
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{
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$tokens[] = $match[1].$match[2].stripcslashes(str_replace(array('"\'', '\'"', '\'\'', '""'), '', substr($match[3], 1, strlen($match[3]) - 2)));
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}
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elseif (preg_match('/'.self::REGEX_QUOTED_STRING.'/A', $input, $match, null, $cursor))
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{
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$tokens[] = stripcslashes(substr($match[0], 1, strlen($match[0]) - 2));
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}
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elseif (preg_match('/'.self::REGEX_STRING.'/A', $input, $match, null, $cursor))
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{
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$tokens[] = stripcslashes($match[1]);
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}
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else
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{
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// should never happen
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// @codeCoverageIgnoreStart
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throw new \InvalidArgumentException(sprintf('Unable to parse input near "... %s ..."', substr($input, $cursor, 10)));
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// @codeCoverageIgnoreEnd
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}
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$cursor += strlen($match[0]);
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}
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return $tokens;
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}
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}
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