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sources/3rdparty/symfony/console/Symfony/Component/Console/Output/ConsoleOutput.php 2.93 KB
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  <?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;
  use Symfony\Component\Console\Output\ConsoleOutputInterface;
  
  /**
   * ConsoleOutput is the default class for all CLI output. It uses STDOUT.
   *
   * This class is a convenient wrapper around `StreamOutput`.
   *
   *     $output = new ConsoleOutput();
   *
   * This is equivalent to:
   *
   *     $output = new StreamOutput(fopen('php://stdout', 'w'));
   *
   * @author Fabien Potencier <fabien@symfony.com>
   *
   * @api
   */
  class ConsoleOutput extends StreamOutput implements ConsoleOutputInterface
  {
      private $stderr;
  
      /**
       * Constructor.
       *
       * @param integer                       $verbosity The verbosity level (one of the VERBOSITY constants in OutputInterface)
       * @param Boolean|null                  $decorated Whether to decorate messages (null for auto-guessing)
       * @param OutputFormatterInterface|null $formatter Output formatter instance (null to use default OutputFormatter)
       *
       * @api
       */
      public function __construct($verbosity = self::VERBOSITY_NORMAL, $decorated = null, OutputFormatterInterface $formatter = null)
      {
          $outputStream = 'php://stdout';
          if (!$this->hasStdoutSupport()) {
              $outputStream = 'php://output';
          }
  
          parent::__construct(fopen($outputStream, 'w'), $verbosity, $decorated, $formatter);
  
          $this->stderr = new StreamOutput(fopen('php://stderr', 'w'), $verbosity, $decorated, $formatter);
      }
  
      /**
       * {@inheritdoc}
       */
      public function setDecorated($decorated)
      {
          parent::setDecorated($decorated);
          $this->stderr->setDecorated($decorated);
      }
  
      /**
       * {@inheritdoc}
       */
      public function setFormatter(OutputFormatterInterface $formatter)
      {
          parent::setFormatter($formatter);
          $this->stderr->setFormatter($formatter);
      }
  
      /**
       * {@inheritdoc}
       */
      public function setVerbosity($level)
      {
          parent::setVerbosity($level);
          $this->stderr->setVerbosity($level);
      }
  
      /**
       * {@inheritdoc}
       */
      public function getErrorOutput()
      {
          return $this->stderr;
      }
  
      /**
       * {@inheritdoc}
       */
      public function setErrorOutput(OutputInterface $error)
      {
          $this->stderr = $error;
      }
  
      /**
       * Returns true if current environment supports writing console output to
       * STDOUT.
       *
       * IBM iSeries (OS400) exhibits character-encoding issues when writing to
       * STDOUT and doesn't properly convert ASCII to EBCDIC, resulting in garbage
       * output.
       *
       * @return boolean
       */
      protected function hasStdoutSupport()
      {
          return ('OS400' != php_uname('s'));
      }
  }