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Diffstat (limited to 'vendor/sebastian/environment/src/Console.php')
-rw-r--r-- | vendor/sebastian/environment/src/Console.php | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/vendor/sebastian/environment/src/Console.php b/vendor/sebastian/environment/src/Console.php new file mode 100644 index 0000000..85d807a --- /dev/null +++ b/vendor/sebastian/environment/src/Console.php @@ -0,0 +1,113 @@ +<?php +/* + * This file is part of the Environment package. + * + * (c) Sebastian Bergmann <sebastian@phpunit.de> + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace SebastianBergmann\Environment; + +/** + */ +class Console +{ + const STDIN = 0; + const STDOUT = 1; + const STDERR = 2; + + /** + * Returns true if STDOUT supports colorization. + * + * This code has been copied and adapted from + * Symfony\Component\Console\Output\OutputStream. + * + * @return bool + */ + public function hasColorSupport() + { + if (DIRECTORY_SEPARATOR == '\\') { + return false !== getenv('ANSICON') || 'ON' === getenv('ConEmuANSI') || 'xterm' === getenv('TERM'); + } + + if (!defined('STDOUT')) { + return false; + } + + return $this->isInteractive(STDOUT); + } + + /** + * Returns the number of columns of the terminal. + * + * @return int + */ + public function getNumberOfColumns() + { + if (DIRECTORY_SEPARATOR == '\\') { + $columns = 80; + + if (preg_match('/^(\d+)x\d+ \(\d+x(\d+)\)$/', trim(getenv('ANSICON')), $matches)) { + $columns = $matches[1]; + } elseif (function_exists('proc_open')) { + $process = proc_open( + 'mode CON', + [ + 1 => ['pipe', 'w'], + 2 => ['pipe', 'w'] + ], + $pipes, + null, + null, + ['suppress_errors' => true] + ); + + if (is_resource($process)) { + $info = stream_get_contents($pipes[1]); + + fclose($pipes[1]); + fclose($pipes[2]); + proc_close($process); + + if (preg_match('/--------+\r?\n.+?(\d+)\r?\n.+?(\d+)\r?\n/', $info, $matches)) { + $columns = $matches[2]; + } + } + } + + return $columns - 1; + } + + if (!$this->isInteractive(self::STDIN)) { + return 80; + } + + if (function_exists('shell_exec') && preg_match('#\d+ (\d+)#', shell_exec('stty size'), $match) === 1) { + if ((int) $match[1] > 0) { + return (int) $match[1]; + } + } + + if (function_exists('shell_exec') && preg_match('#columns = (\d+);#', shell_exec('stty'), $match) === 1) { + if ((int) $match[1] > 0) { + return (int) $match[1]; + } + } + + return 80; + } + + /** + * Returns if the file descriptor is an interactive terminal or not. + * + * @param int|resource $fileDescriptor + * + * @return bool + */ + public function isInteractive($fileDescriptor = self::STDOUT) + { + return function_exists('posix_isatty') && @posix_isatty($fileDescriptor); + } +} |