Subversion-Projekte lars-tiefland.laravel_shop

<?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\Output;

use Symfony\Component\Console\Formatter\OutputFormatterInterface;

/**

 * ConsoleOutput is the default class for all CLI output. It uses STDOUT and STDERR.

 *

 * This class is a convenient wrapper around `StreamOutput` for both STDOUT and STDERR.

 *

 *     $output = new ConsoleOutput();

 *

 * This is equivalent to:

 *

 *     $output = new StreamOutput(fopen('php://stdout', 'w'));

 *     $stdErr = new StreamOutput(fopen('php://stderr', 'w'));

 *

 * @author Fabien Potencier <fabien@symfony.com>

 */

class ConsoleOutput extends StreamOutput implements ConsoleOutputInterface

{

    private OutputInterface $stderr;

    private array $consoleSectionOutputs = [];

    /**

     * @param int                           $verbosity The verbosity level (one of the VERBOSITY constants in OutputInterface)

     * @param bool|null                     $decorated Whether to decorate messages (null for auto-guessing)

     * @param OutputFormatterInterface|null $formatter Output formatter instance (null to use default OutputFormatter)

     */

    public function __construct(int $verbosity = self::VERBOSITY_NORMAL, bool $decorated = null, OutputFormatterInterface $formatter = null)

    {

        parent::__construct($this->openOutputStream(), $verbosity, $decorated, $formatter);

        if (null === $formatter) {

            // for BC reasons, stdErr has it own Formatter only when user don't inject a specific formatter.

            $this->stderr = new StreamOutput($this->openErrorStream(), $verbosity, $decorated);

            return;

        }

        $actualDecorated = $this->isDecorated();

        $this->stderr = new StreamOutput($this->openErrorStream(), $verbosity, $decorated, $this->getFormatter());

        if (null === $decorated) {

            $this->setDecorated($actualDecorated && $this->stderr->isDecorated());

        }

    }

    /**

     * Creates a new output section.

     */

    public function section(): ConsoleSectionOutput

    {

        return new ConsoleSectionOutput($this->getStream(), $this->consoleSectionOutputs, $this->getVerbosity(), $this->isDecorated(), $this->getFormatter());

    }

    public function setDecorated(bool $decorated)

    {

        parent::setDecorated($decorated);

        $this->stderr->setDecorated($decorated);

    }

    public function setFormatter(OutputFormatterInterface $formatter)

    {

        parent::setFormatter($formatter);

        $this->stderr->setFormatter($formatter);

    }

    public function setVerbosity(int $level)

    {

        parent::setVerbosity($level);

        $this->stderr->setVerbosity($level);

    }

    public function getErrorOutput(): OutputInterface

    {

        return $this->stderr;

    }

    public function setErrorOutput(OutputInterface $error)

    {

        $this->stderr = $error;

    }

    /**

     * Returns true if current environment supports writing console output to

     * STDOUT.

     */

    protected function hasStdoutSupport(): bool

    {

        return false === $this->isRunningOS400();

    }

    /**

     * Returns true if current environment supports writing console output to

     * STDERR.

     */

    protected function hasStderrSupport(): bool

    {

        return false === $this->isRunningOS400();

    }

    /**

     * Checks if current executing environment is IBM iSeries (OS400), which

     * doesn't properly convert character-encodings between ASCII to EBCDIC.

     */

    private function isRunningOS400(): bool

    {

        $checks = [

            \function_exists('php_uname') ? php_uname('s') : '',

            getenv('OSTYPE'),

            \PHP_OS,

        ];

        return false !== stripos(implode(';', $checks), 'OS400');

    }

    /**

     * @return resource

     */

    private function openOutputStream()

    {

        if (!$this->hasStdoutSupport()) {

            return fopen('php://output', 'w');

        }

        // Use STDOUT when possible to prevent from opening too many file descriptors

        return \defined('STDOUT') ? \STDOUT : (@fopen('php://stdout', 'w') ?: fopen('php://output', 'w'));

    }

    /**

     * @return resource

     */

    private function openErrorStream()

    {

        if (!$this->hasStderrSupport()) {

            return fopen('php://output', 'w');

        }

        // Use STDERR when possible to prevent from opening too many file descriptors

        return \defined('STDERR') ? \STDERR : (@fopen('php://stderr', 'w') ?: fopen('php://output', 'w'));

    }

}