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- Veröffentlicht
- 27.04.2026
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ConsoleOutput.php
001 <?php
002
003 /*
004 * This file is part of the Symfony package.
005 *
006 * (c) Fabien Potencier <fabien@symfony.com>
007 *
008 * For the full copyright and license information, please view the LICENSE
009 * file that was distributed with this source code.
010 */
011
012 namespace Symfony\Component\Console\Output;
013
014 use Symfony\Component\Console\Formatter\OutputFormatterInterface;
015
016 /**
017 * ConsoleOutput is the default class for all CLI output. It uses STDOUT and STDERR.
018 *
019 * This class is a convenient wrapper around `StreamOutput` for both STDOUT and STDERR.
020 *
021 * $output = new ConsoleOutput();
022 *
023 * This is equivalent to:
024 *
025 * $output = new StreamOutput(fopen('php://stdout', 'w'));
026 * $stdErr = new StreamOutput(fopen('php://stderr', 'w'));
027 *
028 * @author Fabien Potencier <fabien@symfony.com>
029 */
030 class ConsoleOutput extends StreamOutput implements ConsoleOutputInterface
031 {
032 private $stderr;
033
034 /**
035 * @param int $verbosity The verbosity level (one of the VERBOSITY constants in OutputInterface)
036 * @param bool|null $decorated Whether to decorate messages (null for auto-guessing)
037 * @param OutputFormatterInterface|null $formatter Output formatter instance (null to use default OutputFormatter)
038 */
039 public function __construct($verbosity = self::VERBOSITY_NORMAL, $decorated = null, OutputFormatterInterface $formatter = null)
040 {
041 parent::__construct($this->openOutputStream(), $verbosity, $decorated, $formatter);
042
043 $actualDecorated = $this->isDecorated();
044 $this->stderr = new StreamOutput($this->openErrorStream(), $verbosity, $decorated, $this->getFormatter());
045
046 if (null === $decorated) {
047 $this->setDecorated($actualDecorated && $this->stderr->isDecorated());
048 }
049 }
050
051 /**
052 * {@inheritdoc}
053 */
054 public function setDecorated($decorated)
055 {
056 parent::setDecorated($decorated);
057 $this->stderr->setDecorated($decorated);
058 }
059
060 /**
061 * {@inheritdoc}
062 */
063 public function setFormatter(OutputFormatterInterface $formatter)
064 {
065 parent::setFormatter($formatter);
066 $this->stderr->setFormatter($formatter);
067 }
068
069 /**
070 * {@inheritdoc}
071 */
072 public function setVerbosity($level)
073 {
074 parent::setVerbosity($level);
075 $this->stderr->setVerbosity($level);
076 }
077
078 /**
079 * {@inheritdoc}
080 */
081 public function getErrorOutput()
082 {
083 return $this->stderr;
084 }
085
086 /**
087 * {@inheritdoc}
088 */
089 public function setErrorOutput(OutputInterface $error)
090 {
091 $this->stderr = $error;
092 }
093
094 /**
095 * Returns true if current environment supports writing console output to
096 * STDOUT.
097 *
098 * @return bool
099 */
100 protected function hasStdoutSupport()
101 {
102 return false === $this->isRunningOS400();
103 }
104
105 /**
106 * Returns true if current environment supports writing console output to
107 * STDERR.
108 *
109 * @return bool
110 */
111 protected function hasStderrSupport()
112 {
113 return false === $this->isRunningOS400();
114 }
115
116 /**
117 * Checks if current executing environment is IBM iSeries (OS400), which
118 * doesn't properly convert character-encodings between ASCII to EBCDIC.
119 *
120 * @return bool
121 */
122 private function isRunningOS400()
123 {
124 $checks = [
125 \function_exists('php_uname') ? php_uname('s') : '',
126 getenv('OSTYPE'),
127 \PHP_OS,
128 ];
129
130 return false !== stripos(implode(';', $checks), 'OS400');
131 }
132
133 /**
134 * @return resource
135 */
136 private function openOutputStream()
137 {
138 if (!$this->hasStdoutSupport()) {
139 return fopen('php://output', 'w');
140 }
141
142 return @fopen('php://stdout', 'w') ?: fopen('php://output', 'w');
143 }
144
145 /**
146 * @return resource
147 */
148 private function openErrorStream()
149 {
150 return fopen($this->hasStderrSupport() ? 'php://stderr' : 'php://output', 'w');
151 }
152 }
153