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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;
/**
* 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 $decorated): void
{
parent::setDecorated($decorated);
$this->stderr->setDecorated($decorated);
}
public function setFormatter(OutputFormatterInterface $formatter): void
{
parent::setFormatter($formatter);
$this->stderr->setFormatter($formatter);
}
public function setVerbosity(int $level): void
{
parent::setVerbosity($level);
$this->stderr->setVerbosity($level);
}
public function getErrorOutput(): OutputInterface
{
return $this->stderr;
}
public function setErrorOutput(OutputInterface $error): void
{
$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()
{
static $stdout;
if ($stdout) {
return $stdout;
}
if (!$this->hasStdoutSupport()) {
return $stdout = fopen('php://output', 'w');
}
// Use STDOUT when possible to prevent from opening too many file descriptors
if (!\defined('STDOUT')) {
return $stdout = @fopen('php://stdout', 'w') ?: fopen('php://output', 'w');
}
// On Windows, STDOUT is opened in text mode; reopen in binary mode to prevent \n to \r\n conversion
if ('\\' === \DIRECTORY_SEPARATOR) {
return $stdout = @fopen('php://stdout', 'w') ?: \STDOUT;
}
return $stdout = \STDOUT;
}
/**
* @return resource
*/
private function openErrorStream()
{
static $stderr;
if ($stderr) {
return $stderr;
}
if (!$this->hasStderrSupport()) {
return $stderr = fopen('php://output', 'w');
}
// Use STDERR when possible to prevent from opening too many file descriptors
if (!\defined('STDERR')) {
return $stderr = @fopen('php://stderr', 'w') ?: fopen('php://output', 'w');
}
// On Windows, STDERR is opened in text mode; reopen in binary mode to prevent \n → \r\n conversion
if ('\\' === \DIRECTORY_SEPARATOR) {
return $stderr = @fopen('php://stderr', 'w') ?: \STDERR;
}
return $stderr ??= \STDERR;
}
}