58 lines
1.5 KiB
PHP
58 lines
1.5 KiB
PHP
|
<?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\Console\Question;
|
||
|
|
||
|
/**
|
||
|
* Represents a yes/no question.
|
||
|
*
|
||
|
* @author Fabien Potencier <fabien@symfony.com>
|
||
|
*/
|
||
|
class ConfirmationQuestion extends Question
|
||
|
{
|
||
|
private $trueAnswerRegex;
|
||
|
|
||
|
/**
|
||
|
* @param string $question The question to ask to the user
|
||
|
* @param bool $default The default answer to return, true or false
|
||
|
* @param string $trueAnswerRegex A regex to match the "yes" answer
|
||
|
*/
|
||
|
public function __construct(string $question, bool $default = true, string $trueAnswerRegex = '/^y/i')
|
||
|
{
|
||
|
parent::__construct($question, $default);
|
||
|
|
||
|
$this->trueAnswerRegex = $trueAnswerRegex;
|
||
|
$this->setNormalizer($this->getDefaultNormalizer());
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Returns the default answer normalizer.
|
||
|
*/
|
||
|
private function getDefaultNormalizer(): callable
|
||
|
{
|
||
|
$default = $this->getDefault();
|
||
|
$regex = $this->trueAnswerRegex;
|
||
|
|
||
|
return function ($answer) use ($default, $regex) {
|
||
|
if (\is_bool($answer)) {
|
||
|
return $answer;
|
||
|
}
|
||
|
|
||
|
$answerIsTrue = (bool) preg_match($regex, $answer);
|
||
|
if (false === $default) {
|
||
|
return $answer && $answerIsTrue;
|
||
|
}
|
||
|
|
||
|
return '' === $answer || $answerIsTrue;
|
||
|
};
|
||
|
}
|
||
|
}
|