ad2e91f7
 Mihail
move multyparser ...
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<?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');
}
if (!defined('STDOUT')) {
return false;
}
return $this->isInteractive(STDOUT);
}
/**
* Returns the number of columns of the terminal.
*
* @return int
*/
public function getNumberOfColumns()
{
// Windows terminals have a fixed size of 80
// but one column is used for the cursor.
if (DIRECTORY_SEPARATOR == '\\') {
return 79;
}
if (!$this->isInteractive(self::STDIN)) {
return 80;
}
if (preg_match('#\d+ (\d+)#', shell_exec('stty size'), $match) === 1) {
return (int) $match[1];
}
if (preg_match('#columns = (\d+);#', shell_exec('stty'), $match) === 1) {
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);
}
}
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