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File / Folder	Size	Action
.	-
DebugFormatterHelper.php	3.242KB	edt ren
DescriptorHelper.php	2.575KB	edt ren
Dumper.php	1.787KB	edt ren
FormatterHelper.php	2.183KB	edt ren
Helper.php	4.646KB	edt ren
HelperInterface.php	0.821KB	edt ren
HelperSet.php	1.822KB	edt ren
InputAwareHelper.php	0.729KB	edt ren
OutputWrapper.php	2.938KB	edt ren
ProcessHelper.php	4.645KB	edt ren
ProgressBar.php	19.303KB	edt ren
ProgressIndicator.php	6.83KB	edt ren
QuestionHelper.php	19.373KB	edt ren
SymfonyQuestionHelper.php	3.2KB	edt ren
Table.php	31.178KB	edt ren
TableCell.php	1.718KB	edt ren
TableCellStyle.php	2.161KB	edt ren
TableRows.php	0.576KB	edt ren
TableSeparator.php	0.519KB	edt ren
TableStyle.php	12.461KB	edt ren

<?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\Helper;

use Symfony\Component\Console\Exception\InvalidArgumentException;
use Symfony\Component\Console\Exception\LogicException;
use Symfony\Component\Console\Output\OutputInterface;

/**
 * @author Kevin Bond <kevinbond@gmail.com>
 */
class ProgressIndicator
{
    private const FORMATS = [
        'normal' => ' %indicator% %message%',
        'normal_no_ansi' => ' %message%',

'verbose' => ' %indicator% %message% (%elapsed:6s%)',
        'verbose_no_ansi' => ' %message% (%elapsed:6s%)',

'very_verbose' => ' %indicator% %message% (%elapsed:6s%, %memory:6s%)',
        'very_verbose_no_ansi' => ' %message% (%elapsed:6s%, %memory:6s%)',
    ];

private OutputInterface $output;
    private int $startTime;
    private ?string $format = null;
    private ?string $message = null;
    private array $indicatorValues;
    private int $indicatorCurrent;
    private int $indicatorChangeInterval;
    private float $indicatorUpdateTime;
    private bool $started = false;

/**
     * @var array<string, callable>
     */
    private static array $formatters;

/**
     * @param int        $indicatorChangeInterval Change interval in milliseconds
     * @param array|null $indicatorValues         Animated indicator characters
     */
    public function __construct(OutputInterface $output, ?string $format = null, int $indicatorChangeInterval = 100, ?array $indicatorValues = null)
    {
        $this->output = $output;

$format ??= $this->determineBestFormat();
        $indicatorValues ??= ['-', '\\', '|', '/'];
        $indicatorValues = array_values($indicatorValues);

if (2 > \count($indicatorValues)) {
            throw new InvalidArgumentException('Must have at least 2 indicator value characters.');
        }

$this->format = self::getFormatDefinition($format);
        $this->indicatorChangeInterval = $indicatorChangeInterval;
        $this->indicatorValues = $indicatorValues;
        $this->startTime = time();
    }

/**
     * Sets the current indicator message.
     *
     * @return void
     */
    public function setMessage(?string $message)
    {
        $this->message = $message;

$this->display();
    }

/**
     * Starts the indicator output.
     *
     * @return void
     */
    public function start(string $message)
    {
        if ($this->started) {
            throw new LogicException('Progress indicator already started.');
        }

$this->message = $message;
        $this->started = true;
        $this->startTime = time();
        $this->indicatorUpdateTime = $this->getCurrentTimeInMilliseconds() + $this->indicatorChangeInterval;
        $this->indicatorCurrent = 0;

$this->display();
    }

/**
     * Advances the indicator.
     *
     * @return void
     */
    public function advance()
    {
        if (!$this->started) {
            throw new LogicException('Progress indicator has not yet been started.');
        }

if (!$this->output->isDecorated()) {
            return;
        }

$currentTime = $this->getCurrentTimeInMilliseconds();

if ($currentTime < $this->indicatorUpdateTime) {
            return;
        }

$this->indicatorUpdateTime = $currentTime + $this->indicatorChangeInterval;
        ++$this->indicatorCurrent;

$this->display();
    }

/**
     * Finish the indicator with message.
     *
     * @return void
     */
    public function finish(string $message)
    {
        if (!$this->started) {
            throw new LogicException('Progress indicator has not yet been started.');
        }

$this->message = $message;
        $this->display();
        $this->output->writeln('');
        $this->started = false;
    }

/**
     * Gets the format for a given name.
     */
    public static function getFormatDefinition(string $name): ?string
    {
        return self::FORMATS[$name] ?? null;
    }

/**
     * Sets a placeholder formatter for a given name.
     *
     * This method also allow you to override an existing placeholder.
     *
     * @return void
     */
    public static function setPlaceholderFormatterDefinition(string $name, callable $callable)
    {
        self::$formatters ??= self::initPlaceholderFormatters();

self::$formatters[$name] = $callable;
    }

/**
     * Gets the placeholder formatter for a given name (including the delimiter char like %).
     */
    public static function getPlaceholderFormatterDefinition(string $name): ?callable
    {
        self::$formatters ??= self::initPlaceholderFormatters();

return self::$formatters[$name] ?? null;
    }

private function display(): void
    {
        if (OutputInterface::VERBOSITY_QUIET === $this->output->getVerbosity()) {
            return;
        }

$this->overwrite(preg_replace_callback("{%([a-z\-_]+)(?:\:([^%]+))?%}i", function ($matches) {
            if ($formatter = self::getPlaceholderFormatterDefinition($matches[1])) {
                return $formatter($this);
            }

return $matches[0];
        }, $this->format ?? ''));
    }

private function determineBestFormat(): string
    {
        return match ($this->output->getVerbosity()) {
            // OutputInterface::VERBOSITY_QUIET: display is disabled anyway
            OutputInterface::VERBOSITY_VERBOSE => $this->output->isDecorated() ? 'verbose' : 'verbose_no_ansi',
            OutputInterface::VERBOSITY_VERY_VERBOSE,
            OutputInterface::VERBOSITY_DEBUG => $this->output->isDecorated() ? 'very_verbose' : 'very_verbose_no_ansi',
            default => $this->output->isDecorated() ? 'normal' : 'normal_no_ansi',
        };
    }

/**
     * Overwrites a previous message to the output.
     */
    private function overwrite(string $message): void
    {
        if ($this->output->isDecorated()) {
            $this->output->write("\x0D\x1B[2K");
            $this->output->write($message);
        } else {
            $this->output->writeln($message);
        }
    }

private function getCurrentTimeInMilliseconds(): float
    {
        return round(microtime(true) * 1000);
    }

/**
     * @return array<string, \Closure>
     */
    private static function initPlaceholderFormatters(): array
    {
        return [
            'indicator' => fn (self $indicator) => $indicator->indicatorValues[$indicator->indicatorCurrent % \count($indicator->indicatorValues)],
            'message' => fn (self $indicator) => $indicator->message,
            'elapsed' => fn (self $indicator) => Helper::formatTime(time() - $indicator->startTime, 2),
            'memory' => fn () => Helper::formatMemory(memory_get_usage(true)),
        ];
    }
}