105 lines
3.3 KiB
PHP
105 lines
3.3 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\Output;
|
|
|
|
use Symfony\Component\Console\Exception\InvalidArgumentException;
|
|
use Symfony\Component\Console\Exception\RuntimeException;
|
|
use Symfony\Component\Console\Formatter\OutputFormatterInterface;
|
|
|
|
/**
|
|
* StreamOutput writes the output to a given stream.
|
|
*
|
|
* Usage:
|
|
*
|
|
* $output = new StreamOutput(fopen('php://stdout', 'w'));
|
|
*
|
|
* As `StreamOutput` can use any stream, you can also use a file:
|
|
*
|
|
* $output = new StreamOutput(fopen('/path/to/output.log', 'a', false));
|
|
*
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
|
*/
|
|
class StreamOutput extends Output
|
|
{
|
|
private $stream;
|
|
|
|
/**
|
|
* @param resource $stream A stream resource
|
|
* @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 $formatter Output formatter instance (null to use default OutputFormatter)
|
|
*
|
|
* @throws InvalidArgumentException When first argument is not a real stream
|
|
*/
|
|
public function __construct($stream, $verbosity = self::VERBOSITY_NORMAL, $decorated = null, OutputFormatterInterface $formatter = null)
|
|
{
|
|
if (!is_resource($stream) || 'stream' !== get_resource_type($stream)) {
|
|
throw new InvalidArgumentException('The StreamOutput class needs a stream as its first argument.');
|
|
}
|
|
|
|
$this->stream = $stream;
|
|
|
|
if (null === $decorated) {
|
|
$decorated = $this->hasColorSupport();
|
|
}
|
|
|
|
parent::__construct($verbosity, $decorated, $formatter);
|
|
}
|
|
|
|
/**
|
|
* Gets the stream attached to this StreamOutput instance.
|
|
*
|
|
* @return resource A stream resource
|
|
*/
|
|
public function getStream()
|
|
{
|
|
return $this->stream;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
protected function doWrite($message, $newline)
|
|
{
|
|
if (false === @fwrite($this->stream, $message) || ($newline && (false === @fwrite($this->stream, PHP_EOL)))) {
|
|
// should never happen
|
|
throw new RuntimeException('Unable to write output.');
|
|
}
|
|
|
|
fflush($this->stream);
|
|
}
|
|
|
|
/**
|
|
* Returns true if the stream supports colorization.
|
|
*
|
|
* Colorization is disabled if not supported by the stream:
|
|
*
|
|
* - Windows != 10.0.10586 without Ansicon, ConEmu or Mintty
|
|
* - non tty consoles
|
|
*
|
|
* @return bool true if the stream supports colorization, false otherwise
|
|
*/
|
|
protected function hasColorSupport()
|
|
{
|
|
if (DIRECTORY_SEPARATOR === '\\') {
|
|
return
|
|
function_exists('sapi_windows_vt100_support') && @sapi_windows_vt100_support($this->stream)
|
|
|| '10.0.10586' === PHP_WINDOWS_VERSION_MAJOR.'.'.PHP_WINDOWS_VERSION_MINOR.'.'.PHP_WINDOWS_VERSION_BUILD
|
|
|| false !== getenv('ANSICON')
|
|
|| 'ON' === getenv('ConEmuANSI')
|
|
|| 'xterm' === getenv('TERM');
|
|
}
|
|
|
|
return function_exists('posix_isatty') && @posix_isatty($this->stream);
|
|
}
|
|
}
|