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108 lines
3.0 KiB
PHP
108 lines
3.0 KiB
PHP
<?php declare(strict_types=1);
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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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 Composer\IO;
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use Composer\Pcre\Preg;
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use Symfony\Component\Console\Helper\QuestionHelper;
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use Symfony\Component\Console\Output\StreamOutput;
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use Symfony\Component\Console\Formatter\OutputFormatterInterface;
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use Symfony\Component\Console\Input\StreamableInputInterface;
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use Symfony\Component\Console\Input\StringInput;
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use Symfony\Component\Console\Helper\HelperSet;
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/**
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* @author Jordi Boggiano <j.boggiano@seld.be>
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*/
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class BufferIO extends ConsoleIO
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{
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/** @var StringInput */
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protected $input;
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/** @var StreamOutput */
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protected $output;
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/**
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* @param string $input
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* @param int $verbosity
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* @param OutputFormatterInterface|null $formatter
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*/
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public function __construct(string $input = '', int $verbosity = StreamOutput::VERBOSITY_NORMAL, OutputFormatterInterface $formatter = null)
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{
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$input = new StringInput($input);
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$input->setInteractive(false);
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$output = new StreamOutput(fopen('php://memory', 'rw'), $verbosity, $formatter ? $formatter->isDecorated() : false, $formatter);
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parent::__construct($input, $output, new HelperSet(array(
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new QuestionHelper(),
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)));
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}
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/**
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* @return string output
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*/
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public function getOutput(): string
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{
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fseek($this->output->getStream(), 0);
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$output = stream_get_contents($this->output->getStream());
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$output = Preg::replaceCallback("{(?<=^|\n|\x08)(.+?)(\x08+)}", function ($matches): string {
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$pre = strip_tags($matches[1]);
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if (strlen($pre) === strlen($matches[2])) {
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return '';
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}
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// TODO reverse parse the string, skipping span tags and \033\[([0-9;]+)m(.*?)\033\[0m style blobs
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return rtrim($matches[1])."\n";
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}, $output);
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return $output;
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}
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/**
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* @param string[] $inputs
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*
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* @see createStream
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*
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* @return void
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*/
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public function setUserInputs(array $inputs): void
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{
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if (!$this->input instanceof StreamableInputInterface) {
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throw new \RuntimeException('Setting the user inputs requires at least the version 3.2 of the symfony/console component.');
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}
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$this->input->setStream($this->createStream($inputs));
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$this->input->setInteractive(true);
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}
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/**
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* @param string[] $inputs
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*
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* @return false|resource stream
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*/
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private function createStream(array $inputs)
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{
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$stream = fopen('php://memory', 'r+');
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foreach ($inputs as $input) {
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fwrite($stream, $input.PHP_EOL);
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}
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rewind($stream);
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return $stream;
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}
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}
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