619 lines
19 KiB
PHP
619 lines
19 KiB
PHP
<?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\Cursor;
|
|
use Symfony\Component\Console\Exception\LogicException;
|
|
use Symfony\Component\Console\Output\ConsoleOutputInterface;
|
|
use Symfony\Component\Console\Output\ConsoleSectionOutput;
|
|
use Symfony\Component\Console\Output\OutputInterface;
|
|
use Symfony\Component\Console\Terminal;
|
|
|
|
/**
|
|
* The ProgressBar provides helpers to display progress output.
|
|
*
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
|
* @author Chris Jones <leeked@gmail.com>
|
|
*/
|
|
final class ProgressBar
|
|
{
|
|
public const FORMAT_VERBOSE = 'verbose';
|
|
public const FORMAT_VERY_VERBOSE = 'very_verbose';
|
|
public const FORMAT_DEBUG = 'debug';
|
|
public const FORMAT_NORMAL = 'normal';
|
|
|
|
private const FORMAT_VERBOSE_NOMAX = 'verbose_nomax';
|
|
private const FORMAT_VERY_VERBOSE_NOMAX = 'very_verbose_nomax';
|
|
private const FORMAT_DEBUG_NOMAX = 'debug_nomax';
|
|
private const FORMAT_NORMAL_NOMAX = 'normal_nomax';
|
|
|
|
private int $barWidth = 28;
|
|
private string $barChar;
|
|
private string $emptyBarChar = '-';
|
|
private string $progressChar = '>';
|
|
private ?string $format = null;
|
|
private ?string $internalFormat = null;
|
|
private ?int $redrawFreq = 1;
|
|
private int $writeCount = 0;
|
|
private float $lastWriteTime = 0;
|
|
private float $minSecondsBetweenRedraws = 0;
|
|
private float $maxSecondsBetweenRedraws = 1;
|
|
private OutputInterface $output;
|
|
private int $step = 0;
|
|
private int $startingStep = 0;
|
|
private ?int $max = null;
|
|
private int $startTime;
|
|
private int $stepWidth;
|
|
private float $percent = 0.0;
|
|
private array $messages = [];
|
|
private bool $overwrite = true;
|
|
private Terminal $terminal;
|
|
private ?string $previousMessage = null;
|
|
private Cursor $cursor;
|
|
private array $placeholders = [];
|
|
|
|
private static array $formatters;
|
|
private static array $formats;
|
|
|
|
/**
|
|
* @param int $max Maximum steps (0 if unknown)
|
|
*/
|
|
public function __construct(OutputInterface $output, int $max = 0, float $minSecondsBetweenRedraws = 1 / 25)
|
|
{
|
|
if ($output instanceof ConsoleOutputInterface) {
|
|
$output = $output->getErrorOutput();
|
|
}
|
|
|
|
$this->output = $output;
|
|
$this->setMaxSteps($max);
|
|
$this->terminal = new Terminal();
|
|
|
|
if (0 < $minSecondsBetweenRedraws) {
|
|
$this->redrawFreq = null;
|
|
$this->minSecondsBetweenRedraws = $minSecondsBetweenRedraws;
|
|
}
|
|
|
|
if (!$this->output->isDecorated()) {
|
|
// disable overwrite when output does not support ANSI codes.
|
|
$this->overwrite = false;
|
|
|
|
// set a reasonable redraw frequency so output isn't flooded
|
|
$this->redrawFreq = null;
|
|
}
|
|
|
|
$this->startTime = time();
|
|
$this->cursor = new Cursor($output);
|
|
}
|
|
|
|
/**
|
|
* Sets a placeholder formatter for a given name, globally for all instances of ProgressBar.
|
|
*
|
|
* This method also allow you to override an existing placeholder.
|
|
*
|
|
* @param string $name The placeholder name (including the delimiter char like %)
|
|
* @param callable(ProgressBar):string $callable A PHP callable
|
|
*/
|
|
public static function setPlaceholderFormatterDefinition(string $name, callable $callable): void
|
|
{
|
|
self::$formatters ??= self::initPlaceholderFormatters();
|
|
|
|
self::$formatters[$name] = $callable;
|
|
}
|
|
|
|
/**
|
|
* Gets the placeholder formatter for a given name.
|
|
*
|
|
* @param string $name The placeholder name (including the delimiter char like %)
|
|
*/
|
|
public static function getPlaceholderFormatterDefinition(string $name): ?callable
|
|
{
|
|
self::$formatters ??= self::initPlaceholderFormatters();
|
|
|
|
return self::$formatters[$name] ?? null;
|
|
}
|
|
|
|
/**
|
|
* Sets a placeholder formatter for a given name, for this instance only.
|
|
*
|
|
* @param callable(ProgressBar):string $callable A PHP callable
|
|
*/
|
|
public function setPlaceholderFormatter(string $name, callable $callable): void
|
|
{
|
|
$this->placeholders[$name] = $callable;
|
|
}
|
|
|
|
/**
|
|
* Gets the placeholder formatter for a given name.
|
|
*
|
|
* @param string $name The placeholder name (including the delimiter char like %)
|
|
*/
|
|
public function getPlaceholderFormatter(string $name): ?callable
|
|
{
|
|
return $this->placeholders[$name] ?? $this::getPlaceholderFormatterDefinition($name);
|
|
}
|
|
|
|
/**
|
|
* Sets a format for a given name.
|
|
*
|
|
* This method also allow you to override an existing format.
|
|
*
|
|
* @param string $name The format name
|
|
* @param string $format A format string
|
|
*/
|
|
public static function setFormatDefinition(string $name, string $format): void
|
|
{
|
|
self::$formats ??= self::initFormats();
|
|
|
|
self::$formats[$name] = $format;
|
|
}
|
|
|
|
/**
|
|
* Gets the format for a given name.
|
|
*
|
|
* @param string $name The format name
|
|
*/
|
|
public static function getFormatDefinition(string $name): ?string
|
|
{
|
|
self::$formats ??= self::initFormats();
|
|
|
|
return self::$formats[$name] ?? null;
|
|
}
|
|
|
|
/**
|
|
* Associates a text with a named placeholder.
|
|
*
|
|
* The text is displayed when the progress bar is rendered but only
|
|
* when the corresponding placeholder is part of the custom format line
|
|
* (by wrapping the name with %).
|
|
*
|
|
* @param string $message The text to associate with the placeholder
|
|
* @param string $name The name of the placeholder
|
|
*/
|
|
public function setMessage(string $message, string $name = 'message'): void
|
|
{
|
|
$this->messages[$name] = $message;
|
|
}
|
|
|
|
public function getMessage(string $name = 'message'): ?string
|
|
{
|
|
return $this->messages[$name] ?? null;
|
|
}
|
|
|
|
public function getStartTime(): int
|
|
{
|
|
return $this->startTime;
|
|
}
|
|
|
|
public function getMaxSteps(): int
|
|
{
|
|
return $this->max;
|
|
}
|
|
|
|
public function getProgress(): int
|
|
{
|
|
return $this->step;
|
|
}
|
|
|
|
private function getStepWidth(): int
|
|
{
|
|
return $this->stepWidth;
|
|
}
|
|
|
|
public function getProgressPercent(): float
|
|
{
|
|
return $this->percent;
|
|
}
|
|
|
|
public function getBarOffset(): float
|
|
{
|
|
return floor($this->max ? $this->percent * $this->barWidth : (null === $this->redrawFreq ? (int) (min(5, $this->barWidth / 15) * $this->writeCount) : $this->step) % $this->barWidth);
|
|
}
|
|
|
|
public function getEstimated(): float
|
|
{
|
|
if (0 === $this->step || $this->step === $this->startingStep) {
|
|
return 0;
|
|
}
|
|
|
|
return round((time() - $this->startTime) / ($this->step - $this->startingStep) * $this->max);
|
|
}
|
|
|
|
public function getRemaining(): float
|
|
{
|
|
if (!$this->step) {
|
|
return 0;
|
|
}
|
|
|
|
return round((time() - $this->startTime) / ($this->step - $this->startingStep) * ($this->max - $this->step));
|
|
}
|
|
|
|
public function setBarWidth(int $size): void
|
|
{
|
|
$this->barWidth = max(1, $size);
|
|
}
|
|
|
|
public function getBarWidth(): int
|
|
{
|
|
return $this->barWidth;
|
|
}
|
|
|
|
public function setBarCharacter(string $char): void
|
|
{
|
|
$this->barChar = $char;
|
|
}
|
|
|
|
public function getBarCharacter(): string
|
|
{
|
|
return $this->barChar ?? ($this->max ? '=' : $this->emptyBarChar);
|
|
}
|
|
|
|
public function setEmptyBarCharacter(string $char): void
|
|
{
|
|
$this->emptyBarChar = $char;
|
|
}
|
|
|
|
public function getEmptyBarCharacter(): string
|
|
{
|
|
return $this->emptyBarChar;
|
|
}
|
|
|
|
public function setProgressCharacter(string $char): void
|
|
{
|
|
$this->progressChar = $char;
|
|
}
|
|
|
|
public function getProgressCharacter(): string
|
|
{
|
|
return $this->progressChar;
|
|
}
|
|
|
|
public function setFormat(string $format): void
|
|
{
|
|
$this->format = null;
|
|
$this->internalFormat = $format;
|
|
}
|
|
|
|
/**
|
|
* Sets the redraw frequency.
|
|
*
|
|
* @param int|null $freq The frequency in steps
|
|
*/
|
|
public function setRedrawFrequency(?int $freq): void
|
|
{
|
|
$this->redrawFreq = null !== $freq ? max(1, $freq) : null;
|
|
}
|
|
|
|
public function minSecondsBetweenRedraws(float $seconds): void
|
|
{
|
|
$this->minSecondsBetweenRedraws = $seconds;
|
|
}
|
|
|
|
public function maxSecondsBetweenRedraws(float $seconds): void
|
|
{
|
|
$this->maxSecondsBetweenRedraws = $seconds;
|
|
}
|
|
|
|
/**
|
|
* Returns an iterator that will automatically update the progress bar when iterated.
|
|
*
|
|
* @template TKey
|
|
* @template TValue
|
|
*
|
|
* @param iterable<TKey, TValue> $iterable
|
|
* @param int|null $max Number of steps to complete the bar (0 if indeterminate), if null it will be inferred from $iterable
|
|
*
|
|
* @return iterable<TKey, TValue>
|
|
*/
|
|
public function iterate(iterable $iterable, ?int $max = null): iterable
|
|
{
|
|
$this->start($max ?? (is_countable($iterable) ? \count($iterable) : 0));
|
|
|
|
foreach ($iterable as $key => $value) {
|
|
yield $key => $value;
|
|
|
|
$this->advance();
|
|
}
|
|
|
|
$this->finish();
|
|
}
|
|
|
|
/**
|
|
* Starts the progress output.
|
|
*
|
|
* @param int|null $max Number of steps to complete the bar (0 if indeterminate), null to leave unchanged
|
|
* @param int $startAt The starting point of the bar (useful e.g. when resuming a previously started bar)
|
|
*/
|
|
public function start(?int $max = null, int $startAt = 0): void
|
|
{
|
|
$this->startTime = time();
|
|
$this->step = $startAt;
|
|
$this->startingStep = $startAt;
|
|
|
|
$startAt > 0 ? $this->setProgress($startAt) : $this->percent = 0.0;
|
|
|
|
if (null !== $max) {
|
|
$this->setMaxSteps($max);
|
|
}
|
|
|
|
$this->display();
|
|
}
|
|
|
|
/**
|
|
* Advances the progress output X steps.
|
|
*
|
|
* @param int $step Number of steps to advance
|
|
*/
|
|
public function advance(int $step = 1): void
|
|
{
|
|
$this->setProgress($this->step + $step);
|
|
}
|
|
|
|
/**
|
|
* Sets whether to overwrite the progressbar, false for new line.
|
|
*/
|
|
public function setOverwrite(bool $overwrite): void
|
|
{
|
|
$this->overwrite = $overwrite;
|
|
}
|
|
|
|
public function setProgress(int $step): void
|
|
{
|
|
if ($this->max && $step > $this->max) {
|
|
$this->max = $step;
|
|
} elseif ($step < 0) {
|
|
$step = 0;
|
|
}
|
|
|
|
$redrawFreq = $this->redrawFreq ?? (($this->max ?: 10) / 10);
|
|
$prevPeriod = (int) ($this->step / $redrawFreq);
|
|
$currPeriod = (int) ($step / $redrawFreq);
|
|
$this->step = $step;
|
|
$this->percent = $this->max ? (float) $this->step / $this->max : 0;
|
|
$timeInterval = microtime(true) - $this->lastWriteTime;
|
|
|
|
// Draw regardless of other limits
|
|
if ($this->max === $step) {
|
|
$this->display();
|
|
|
|
return;
|
|
}
|
|
|
|
// Throttling
|
|
if ($timeInterval < $this->minSecondsBetweenRedraws) {
|
|
return;
|
|
}
|
|
|
|
// Draw each step period, but not too late
|
|
if ($prevPeriod !== $currPeriod || $timeInterval >= $this->maxSecondsBetweenRedraws) {
|
|
$this->display();
|
|
}
|
|
}
|
|
|
|
public function setMaxSteps(int $max): void
|
|
{
|
|
$this->format = null;
|
|
$this->max = max(0, $max);
|
|
$this->stepWidth = $this->max ? Helper::width((string) $this->max) : 4;
|
|
}
|
|
|
|
/**
|
|
* Finishes the progress output.
|
|
*/
|
|
public function finish(): void
|
|
{
|
|
if (!$this->max) {
|
|
$this->max = $this->step;
|
|
}
|
|
|
|
if ($this->step === $this->max && !$this->overwrite) {
|
|
// prevent double 100% output
|
|
return;
|
|
}
|
|
|
|
$this->setProgress($this->max);
|
|
}
|
|
|
|
/**
|
|
* Outputs the current progress string.
|
|
*/
|
|
public function display(): void
|
|
{
|
|
if (OutputInterface::VERBOSITY_QUIET === $this->output->getVerbosity()) {
|
|
return;
|
|
}
|
|
|
|
if (null === $this->format) {
|
|
$this->setRealFormat($this->internalFormat ?: $this->determineBestFormat());
|
|
}
|
|
|
|
$this->overwrite($this->buildLine());
|
|
}
|
|
|
|
/**
|
|
* Removes the progress bar from the current line.
|
|
*
|
|
* This is useful if you wish to write some output
|
|
* while a progress bar is running.
|
|
* Call display() to show the progress bar again.
|
|
*/
|
|
public function clear(): void
|
|
{
|
|
if (!$this->overwrite) {
|
|
return;
|
|
}
|
|
|
|
if (null === $this->format) {
|
|
$this->setRealFormat($this->internalFormat ?: $this->determineBestFormat());
|
|
}
|
|
|
|
$this->overwrite('');
|
|
}
|
|
|
|
private function setRealFormat(string $format): void
|
|
{
|
|
// try to use the _nomax variant if available
|
|
if (!$this->max && null !== self::getFormatDefinition($format.'_nomax')) {
|
|
$this->format = self::getFormatDefinition($format.'_nomax');
|
|
} elseif (null !== self::getFormatDefinition($format)) {
|
|
$this->format = self::getFormatDefinition($format);
|
|
} else {
|
|
$this->format = $format;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Overwrites a previous message to the output.
|
|
*/
|
|
private function overwrite(string $message): void
|
|
{
|
|
if ($this->previousMessage === $message) {
|
|
return;
|
|
}
|
|
|
|
$originalMessage = $message;
|
|
|
|
if ($this->overwrite) {
|
|
if (null !== $this->previousMessage) {
|
|
if ($this->output instanceof ConsoleSectionOutput) {
|
|
$messageLines = explode("\n", $this->previousMessage);
|
|
$lineCount = \count($messageLines);
|
|
foreach ($messageLines as $messageLine) {
|
|
$messageLineLength = Helper::width(Helper::removeDecoration($this->output->getFormatter(), $messageLine));
|
|
if ($messageLineLength > $this->terminal->getWidth()) {
|
|
$lineCount += floor($messageLineLength / $this->terminal->getWidth());
|
|
}
|
|
}
|
|
$this->output->clear($lineCount);
|
|
} else {
|
|
$lineCount = substr_count($this->previousMessage, "\n");
|
|
for ($i = 0; $i < $lineCount; ++$i) {
|
|
$this->cursor->moveToColumn(1);
|
|
$this->cursor->clearLine();
|
|
$this->cursor->moveUp();
|
|
}
|
|
|
|
$this->cursor->moveToColumn(1);
|
|
$this->cursor->clearLine();
|
|
}
|
|
}
|
|
} elseif ($this->step > 0) {
|
|
$message = \PHP_EOL.$message;
|
|
}
|
|
|
|
$this->previousMessage = $originalMessage;
|
|
$this->lastWriteTime = microtime(true);
|
|
|
|
$this->output->write($message);
|
|
++$this->writeCount;
|
|
}
|
|
|
|
private function determineBestFormat(): string
|
|
{
|
|
return match ($this->output->getVerbosity()) {
|
|
// OutputInterface::VERBOSITY_QUIET: display is disabled anyway
|
|
OutputInterface::VERBOSITY_VERBOSE => $this->max ? self::FORMAT_VERBOSE : self::FORMAT_VERBOSE_NOMAX,
|
|
OutputInterface::VERBOSITY_VERY_VERBOSE => $this->max ? self::FORMAT_VERY_VERBOSE : self::FORMAT_VERY_VERBOSE_NOMAX,
|
|
OutputInterface::VERBOSITY_DEBUG => $this->max ? self::FORMAT_DEBUG : self::FORMAT_DEBUG_NOMAX,
|
|
default => $this->max ? self::FORMAT_NORMAL : self::FORMAT_NORMAL_NOMAX,
|
|
};
|
|
}
|
|
|
|
private static function initPlaceholderFormatters(): array
|
|
{
|
|
return [
|
|
'bar' => function (self $bar, OutputInterface $output) {
|
|
$completeBars = $bar->getBarOffset();
|
|
$display = str_repeat($bar->getBarCharacter(), $completeBars);
|
|
if ($completeBars < $bar->getBarWidth()) {
|
|
$emptyBars = $bar->getBarWidth() - $completeBars - Helper::length(Helper::removeDecoration($output->getFormatter(), $bar->getProgressCharacter()));
|
|
$display .= $bar->getProgressCharacter().str_repeat($bar->getEmptyBarCharacter(), $emptyBars);
|
|
}
|
|
|
|
return $display;
|
|
},
|
|
'elapsed' => fn (self $bar) => Helper::formatTime(time() - $bar->getStartTime(), 2),
|
|
'remaining' => function (self $bar) {
|
|
if (!$bar->getMaxSteps()) {
|
|
throw new LogicException('Unable to display the remaining time if the maximum number of steps is not set.');
|
|
}
|
|
|
|
return Helper::formatTime($bar->getRemaining(), 2);
|
|
},
|
|
'estimated' => function (self $bar) {
|
|
if (!$bar->getMaxSteps()) {
|
|
throw new LogicException('Unable to display the estimated time if the maximum number of steps is not set.');
|
|
}
|
|
|
|
return Helper::formatTime($bar->getEstimated(), 2);
|
|
},
|
|
'memory' => fn (self $bar) => Helper::formatMemory(memory_get_usage(true)),
|
|
'current' => fn (self $bar) => str_pad($bar->getProgress(), $bar->getStepWidth(), ' ', \STR_PAD_LEFT),
|
|
'max' => fn (self $bar) => $bar->getMaxSteps(),
|
|
'percent' => fn (self $bar) => floor($bar->getProgressPercent() * 100),
|
|
];
|
|
}
|
|
|
|
private static function initFormats(): array
|
|
{
|
|
return [
|
|
self::FORMAT_NORMAL => ' %current%/%max% [%bar%] %percent:3s%%',
|
|
self::FORMAT_NORMAL_NOMAX => ' %current% [%bar%]',
|
|
|
|
self::FORMAT_VERBOSE => ' %current%/%max% [%bar%] %percent:3s%% %elapsed:6s%',
|
|
self::FORMAT_VERBOSE_NOMAX => ' %current% [%bar%] %elapsed:6s%',
|
|
|
|
self::FORMAT_VERY_VERBOSE => ' %current%/%max% [%bar%] %percent:3s%% %elapsed:6s%/%estimated:-6s%',
|
|
self::FORMAT_VERY_VERBOSE_NOMAX => ' %current% [%bar%] %elapsed:6s%',
|
|
|
|
self::FORMAT_DEBUG => ' %current%/%max% [%bar%] %percent:3s%% %elapsed:6s%/%estimated:-6s% %memory:6s%',
|
|
self::FORMAT_DEBUG_NOMAX => ' %current% [%bar%] %elapsed:6s% %memory:6s%',
|
|
];
|
|
}
|
|
|
|
private function buildLine(): string
|
|
{
|
|
\assert(null !== $this->format);
|
|
|
|
$regex = "{%([a-z\-_]+)(?:\:([^%]+))?%}i";
|
|
$callback = function ($matches) {
|
|
if ($formatter = $this->getPlaceholderFormatter($matches[1])) {
|
|
$text = $formatter($this, $this->output);
|
|
} elseif (isset($this->messages[$matches[1]])) {
|
|
$text = $this->messages[$matches[1]];
|
|
} else {
|
|
return $matches[0];
|
|
}
|
|
|
|
if (isset($matches[2])) {
|
|
$text = sprintf('%'.$matches[2], $text);
|
|
}
|
|
|
|
return $text;
|
|
};
|
|
$line = preg_replace_callback($regex, $callback, $this->format);
|
|
|
|
// gets string length for each sub line with multiline format
|
|
$linesLength = array_map(fn ($subLine) => Helper::width(Helper::removeDecoration($this->output->getFormatter(), rtrim($subLine, "\r"))), explode("\n", $line));
|
|
|
|
$linesWidth = max($linesLength);
|
|
|
|
$terminalWidth = $this->terminal->getWidth();
|
|
if ($linesWidth <= $terminalWidth) {
|
|
return $line;
|
|
}
|
|
|
|
$this->setBarWidth($this->barWidth - $linesWidth + $terminalWidth);
|
|
|
|
return preg_replace_callback($regex, $callback, $this->format);
|
|
}
|
|
}
|