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ReStructuredTextDescriptor.php
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ReStructuredTextDescriptor.php
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<?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\Descriptor;
use Symfony\Component\Console\Application;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Helper\Helper;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputDefinition;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\String\UnicodeString;
class ReStructuredTextDescriptor extends Descriptor
{
// <h1>
private string $partChar = '=';
// <h2>
private string $chapterChar = '-';
// <h3>
private string $sectionChar = '~';
// <h4>
private string $subsectionChar = '.';
// <h5>
private string $subsubsectionChar = '^';
// <h6>
private string $paragraphsChar = '"';
private array $visibleNamespaces = [];
public function describe(OutputInterface $output, object $object, array $options = []): void
{
$decorated = $output->isDecorated();
$output->setDecorated(false);
parent::describe($output, $object, $options);
$output->setDecorated($decorated);
}
/**
* Override parent method to set $decorated = true.
*/
protected function write(string $content, bool $decorated = true): void
{
parent::write($content, $decorated);
}
protected function describeInputArgument(InputArgument $argument, array $options = []): void
{
$this->write(
$argument->getName() ?: '<none>'."\n".str_repeat($this->paragraphsChar, Helper::width($argument->getName()))."\n\n"
.($argument->getDescription() ? preg_replace('/\s*[\r\n]\s*/', "\n", $argument->getDescription())."\n\n" : '')
.'- **Is required**: '.($argument->isRequired() ? 'yes' : 'no')."\n"
.'- **Is array**: '.($argument->isArray() ? 'yes' : 'no')."\n"
.'- **Default**: ``'.str_replace("\n", '', var_export($argument->getDefault(), true)).'``'
);
}
protected function describeInputOption(InputOption $option, array $options = []): void
{
$name = '\-\-'.$option->getName();
if ($option->isNegatable()) {
$name .= '|\-\-no-'.$option->getName();
}
if ($option->getShortcut()) {
$name .= '|-'.str_replace('|', '|-', $option->getShortcut());
}
$optionDescription = $option->getDescription() ? preg_replace('/\s*[\r\n]\s*/', "\n\n", $option->getDescription())."\n\n" : '';
$optionDescription = (new UnicodeString($optionDescription))->ascii();
$this->write(
$name."\n".str_repeat($this->paragraphsChar, Helper::width($name))."\n\n"
.$optionDescription
.'- **Accept value**: '.($option->acceptValue() ? 'yes' : 'no')."\n"
.'- **Is value required**: '.($option->isValueRequired() ? 'yes' : 'no')."\n"
.'- **Is multiple**: '.($option->isArray() ? 'yes' : 'no')."\n"
.'- **Is negatable**: '.($option->isNegatable() ? 'yes' : 'no')."\n"
.'- **Default**: ``'.str_replace("\n", '', var_export($option->getDefault(), true)).'``'."\n"
);
}
protected function describeInputDefinition(InputDefinition $definition, array $options = []): void
{
if ($showArguments = ((bool) $definition->getArguments())) {
$this->write("Arguments\n".str_repeat($this->subsubsectionChar, 9));
foreach ($definition->getArguments() as $argument) {
$this->write("\n\n");
$this->describeInputArgument($argument);
}
}
if ($nonDefaultOptions = $this->getNonDefaultOptions($definition)) {
if ($showArguments) {
$this->write("\n\n");
}
$this->write("Options\n".str_repeat($this->subsubsectionChar, 7)."\n\n");
foreach ($nonDefaultOptions as $option) {
$this->describeInputOption($option);
$this->write("\n");
}
}
}
protected function describeCommand(Command $command, array $options = []): void
{
if ($options['short'] ?? false) {
$this->write(
'``'.$command->getName()."``\n"
.str_repeat($this->subsectionChar, Helper::width($command->getName()))."\n\n"
.($command->getDescription() ? $command->getDescription()."\n\n" : '')
."Usage\n".str_repeat($this->paragraphsChar, 5)."\n\n"
.array_reduce($command->getAliases(), static fn ($carry, $usage) => $carry.'- ``'.$usage.'``'."\n")
);
return;
}
$command->mergeApplicationDefinition(false);
foreach ($command->getAliases() as $alias) {
$this->write('.. _'.$alias.":\n\n");
}
$this->write(
$command->getName()."\n"
.str_repeat($this->subsectionChar, Helper::width($command->getName()))."\n\n"
.($command->getDescription() ? $command->getDescription()."\n\n" : '')
."Usage\n".str_repeat($this->subsubsectionChar, 5)."\n\n"
.array_reduce(array_merge([$command->getSynopsis()], $command->getAliases(), $command->getUsages()), static fn ($carry, $usage) => $carry.'- ``'.$usage.'``'."\n")
);
if ($help = $command->getProcessedHelp()) {
$this->write("\n");
$this->write($help);
}
$definition = $command->getDefinition();
if ($definition->getOptions() || $definition->getArguments()) {
$this->write("\n\n");
$this->describeInputDefinition($definition);
}
}
protected function describeApplication(Application $application, array $options = []): void
{
$description = new ApplicationDescription($application, $options['namespace'] ?? null);
$title = $this->getApplicationTitle($application);
$this->write($title."\n".str_repeat($this->partChar, Helper::width($title)));
$this->createTableOfContents($description, $application);
$this->describeCommands($application, $options);
}
private function getApplicationTitle(Application $application): string
{
if ('UNKNOWN' === $application->getName()) {
return 'Console Tool';
}
if ('UNKNOWN' !== $application->getVersion()) {
return \sprintf('%s %s', $application->getName(), $application->getVersion());
}
return $application->getName();
}
private function describeCommands($application, array $options): void
{
$title = 'Commands';
$this->write("\n\n$title\n".str_repeat($this->chapterChar, Helper::width($title))."\n\n");
foreach ($this->visibleNamespaces as $namespace) {
if ('_global' === $namespace) {
$commands = $application->all('');
$this->write('Global'."\n".str_repeat($this->sectionChar, Helper::width('Global'))."\n\n");
} else {
$commands = $application->all($namespace);
$this->write($namespace."\n".str_repeat($this->sectionChar, Helper::width($namespace))."\n\n");
}
foreach ($this->removeAliasesAndHiddenCommands($commands) as $command) {
$this->describeCommand($command, $options);
$this->write("\n\n");
}
}
}
private function createTableOfContents(ApplicationDescription $description, Application $application): void
{
$this->setVisibleNamespaces($description);
$chapterTitle = 'Table of Contents';
$this->write("\n\n$chapterTitle\n".str_repeat($this->chapterChar, Helper::width($chapterTitle))."\n\n");
foreach ($this->visibleNamespaces as $namespace) {
if ('_global' === $namespace) {
$commands = $application->all('');
} else {
$commands = $application->all($namespace);
$this->write("\n\n");
$this->write($namespace."\n".str_repeat($this->sectionChar, Helper::width($namespace))."\n\n");
}
$commands = $this->removeAliasesAndHiddenCommands($commands);
$this->write("\n\n");
$this->write(implode("\n", array_map(static fn ($commandName) => \sprintf('- `%s`_', $commandName), array_keys($commands))));
}
}
private function getNonDefaultOptions(InputDefinition $definition): array
{
$globalOptions = [
'help',
'silent',
'quiet',
'verbose',
'version',
'ansi',
'no-interaction',
];
$nonDefaultOptions = [];
foreach ($definition->getOptions() as $option) {
// Skip global options.
if (!\in_array($option->getName(), $globalOptions, true)) {
$nonDefaultOptions[] = $option;
}
}
return $nonDefaultOptions;
}
private function setVisibleNamespaces(ApplicationDescription $description): void
{
$commands = $description->getCommands();
foreach ($description->getNamespaces() as $namespace) {
try {
$namespaceCommands = $namespace['commands'];
foreach ($namespaceCommands as $key => $commandName) {
if (!\array_key_exists($commandName, $commands)) {
// If the array key does not exist, then this is an alias.
unset($namespaceCommands[$key]);
} elseif ($commands[$commandName]->isHidden()) {
unset($namespaceCommands[$key]);
}
}
if (!$namespaceCommands) {
// If the namespace contained only aliases or hidden commands, skip the namespace.
continue;
}
} catch (\Exception) {
}
$this->visibleNamespaces[] = $namespace['id'];
}
}
private function removeAliasesAndHiddenCommands(array $commands): array
{
foreach ($commands as $key => $command) {
if ($command->isHidden() || \in_array($key, $command->getAliases(), true)) {
unset($commands[$key]);
}
}
unset($commands['completion']);
return $commands;
}
}

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text/x-php
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Sat, Oct 3, 21:00 (5 d, 6 h ago)
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ReStructuredTextDescriptor.php (10 KB)

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