FM / console

/home/techb158/dev.balacoffee.com/vendor/symfony/console/

/home/techb158/dev.balacoffee.com/vendor/symfony/console

Name	Size	Mode	Actions
Attribute/	-	0755	rm
CI/	-	0755	rm
Command/	-	0755	rm
CommandLoader/	-	0755	rm
Completion/	-	0755	rm
DependencyInjection/	-	0755	rm
Descriptor/	-	0755	rm
Event/	-	0755	rm
EventListener/	-	0755	rm
Exception/	-	0755	rm
Formatter/	-	0755	rm
Helper/	-	0755	rm
Input/	-	0755	rm
Logger/	-	0755	rm
Output/	-	0755	rm
Question/	-	0755	rm
Resources/	-	0755	rm
SignalRegistry/	-	0755	rm
Style/	-	0755	rm
Tester/	-	0755	rm
Application.php	44581	0644	edit dl rm
CHANGELOG.md	8443	0644	edit dl rm
Color.php	5096	0644	edit dl rm
composer.json	1853	0644	edit dl rm
ConsoleEvents.php	2174	0644	edit dl rm
Cursor.php	4130	0644	edit dl rm
LICENSE	1068	0644	edit dl rm
README.md	1232	0644	edit dl rm
SingleCommandApplication.php	1773	0644	edit dl rm
Terminal.php	5217	0644	edit dl rm

Edit: /home/techb158/dev.balacoffee.com/vendor/symfony/console/Terminal.php (5217B)

<?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;

class Terminal
{
    private static $width;
    private static $height;
    private static $stty;

/**
     * Gets the terminal width.
     *
     * @return int
     */
    public function getWidth()
    {
        $width = getenv('COLUMNS');
        if (false !== $width) {
            return (int) trim($width);
        }

if (null === self::$width) {
            self::initDimensions();
        }

return self::$width ?: 80;
    }

/**
     * Gets the terminal height.
     *
     * @return int
     */
    public function getHeight()
    {
        $height = getenv('LINES');
        if (false !== $height) {
            return (int) trim($height);
        }

if (null === self::$height) {
            self::initDimensions();
        }

return self::$height ?: 50;
    }

/**
     * @internal
     */
    public static function hasSttyAvailable(): bool
    {
        if (null !== self::$stty) {
            return self::$stty;
        }

// skip check if shell_exec function is disabled
        if (!\function_exists('shell_exec')) {
            return false;
        }

return self::$stty = (bool) shell_exec('stty 2> '.('\\' === \DIRECTORY_SEPARATOR ? 'NUL' : '/dev/null'));
    }

private static function initDimensions()
    {
        if ('\\' === \DIRECTORY_SEPARATOR) {
            $ansicon = getenv('ANSICON');
            if (false !== $ansicon && preg_match('/^(\d+)x(\d+)(?: $(\d+)x(\d+)$)?$/', trim($ansicon), $matches)) {
                // extract [w, H] from "wxh (WxH)"
                // or [w, h] from "wxh"
                self::$width = (int) $matches[1];
                self::$height = isset($matches[4]) ? (int) $matches[4] : (int) $matches[2];
            } elseif (!self::hasVt100Support() && self::hasSttyAvailable()) {
                // only use stty on Windows if the terminal does not support vt100 (e.g. Windows 7 + git-bash)
                // testing for stty in a Windows 10 vt100-enabled console will implicitly disable vt100 support on STDOUT
                self::initDimensionsUsingStty();
            } elseif (null !== $dimensions = self::getConsoleMode()) {
                // extract [w, h] from "wxh"
                self::$width = (int) $dimensions[0];
                self::$height = (int) $dimensions[1];
            }
        } else {
            self::initDimensionsUsingStty();
        }
    }

/**
     * Returns whether STDOUT has vt100 support (some Windows 10+ configurations).
     */
    private static function hasVt100Support(): bool
    {
        return \function_exists('sapi_windows_vt100_support') && sapi_windows_vt100_support(fopen('php://stdout', 'w'));
    }

/**
     * Initializes dimensions using the output of an stty columns line.
     */
    private static function initDimensionsUsingStty()
    {
        if ($sttyString = self::getSttyColumns()) {
            if (preg_match('/rows.(\d+);.columns.(\d+);/i', $sttyString, $matches)) {
                // extract [w, h] from "rows h; columns w;"
                self::$width = (int) $matches[2];
                self::$height = (int) $matches[1];
            } elseif (preg_match('/;.(\d+).rows;.(\d+).columns/i', $sttyString, $matches)) {
                // extract [w, h] from "; h rows; w columns"
                self::$width = (int) $matches[2];
                self::$height = (int) $matches[1];
            }
        }
    }

/**
     * Runs and parses mode CON if it's available, suppressing any error output.
     *
     * @return int[]|null An array composed of the width and the height or null if it could not be parsed
     */
    private static function getConsoleMode(): ?array
    {
        $info = self::readFromProcess('mode CON');

if (null === $info || !preg_match('/--------+\r?\n.+?(\d+)\r?\n.+?(\d+)\r?\n/', $info, $matches)) {
            return null;
        }

return [(int) $matches[2], (int) $matches[1]];
    }

/**
     * Runs and parses stty -a if it's available, suppressing any error output.
     */
    private static function getSttyColumns(): ?string
    {
        return self::readFromProcess('stty -a | grep columns');
    }

private static function readFromProcess(string $command): ?string
    {
        if (!\function_exists('proc_open')) {
            return null;
        }

$descriptorspec = [
            1 => ['pipe', 'w'],
            2 => ['pipe', 'w'],
        ];

$cp = \function_exists('sapi_windows_cp_set') ? sapi_windows_cp_get() : 0;

$process = proc_open($command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
        if (!\is_resource($process)) {
            return null;
        }

$info = stream_get_contents($pipes[1]);
        fclose($pipes[1]);
        fclose($pipes[2]);
        proc_close($process);

if ($cp) {
            sapi_windows_cp_set($cp);
        }

return $info;
    }
}

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