<?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\Input\InputArgument;
use Symfony\Component\Console\Input\InputDefinition;
use Symfony\Component\Console\Input\InputOption;
/**
* JSON descriptor.
*
* @author Jean-François Simon <contact@jfsimon.fr>
*
* @internal
*/
class JsonDescriptor extends Descriptor
{
/**
* {@inheritdoc}
*/
protected function describeInputArgument(InputArgument $argument, array $options = [])
{
$this->writeData($this->getInputArgumentData($argument), $options);
}
/**
* {@inheritdoc}
*/
protected function describeInputOption(InputOption $option, array $options = [])
{
$this->writeData($this->getInputOptionData($option), $options);
}
/**
* {@inheritdoc}
*/
protected function describeInputDefinition(InputDefinition $definition, array $options = [])
{
$this->writeData($this->getInputDefinitionData($definition), $options);
}
/**
* {@inheritdoc}
*/
protected function describeCommand(Command $command, array $options = [])
{
$this->writeData($this->getCommandData($command), $options);
}
/**
* {@inheritdoc}
*/
protected function describeApplication(Application $application, array $options = [])
{
$describedNamespace = isset($options['namespace']) ? $options['namespace'] : null;
$description = new ApplicationDescription($application, $describedNamespace, true);
$commands = [];
foreach ($description->getCommands() as $command) {
$commands[] = $this->getCommandData($command);
}
$data = [];
if ('UNKNOWN' !== $application->getName()) {
$data['application']['name'] = $application->getName();
if ('UNKNOWN' !== $application->getVersion()) {
$data['application']['version'] = $application->getVersion();
}
}
$data['commands'] = $commands;
if ($describedNamespace) {
$data['namespace'] = $describedNamespace;
} else {
$data['namespaces'] = array_values($description->getNamespaces());
}
$this->writeData($data, $options);
}
/**
* Writes data as json.
*/
private function writeData(array $data, array $options)
{
$flags = isset($options['json_encoding']) ? $options['json_encoding'] : 0;
$this->write(json_encode($data, $flags));
}
/**
* @return array
*/
private function getInputArgumentData(InputArgument $argument)
{
return [
'name' => $argument->getName(),
'is_required' => $argument->isRequired(),
'is_array' => $argument->isArray(),
'description' => preg_replace('/\s*[\r\n]\s*/', ' ', $argument->getDescription()),
'default' => \INF === $argument->getDefault() ? 'INF' : $argument->getDefault(),
];
}
/**
* @return array
*/
private function getInputOptionData(InputOption $option)
{
return [
'name' => '--'.$option->getName(),
'shortcut' => $option->getShortcut() ? '-'.str_replace('|', '|-', $option->getShortcut()) : '',
'accept_value' => $option->acceptValue(),
'is_value_required' => $option->isValueRequired(),
'is_multiple' => $option->isArray(),
'description' => preg_replace('/\s*[\r\n]\s*/', ' ', $option->getDescription()),
'default' => \INF === $option->getDefault() ? 'INF' : $option->getDefault(),
];
}
/**
* @return array
*/
private function getInputDefinitionData(InputDefinition $definition)
{
$inputArguments = [];
foreach ($definition->getArguments() as $name => $argument) {
$inputArguments[$name] = $this->getInputArgumentData($argument);
}
$inputOptions = [];
foreach ($definition->getOptions() as $name => $option) {
$inputOptions[$name] = $this->getInputOptionData($option);
}
return ['arguments' => $inputArguments, 'options' => $inputOptions];
}
/**
* @return array
*/
private function getCommandData(Command $command)
{
$command->getSynopsis();
$command->mergeApplicationDefinition(false);
return [
'name' => $command->getName(),
'usage' => array_merge([$command->getSynopsis()], $command->getUsages(), $command->getAliases()),
'description' => $command->getDescription(),
'help' => $command->getProcessedHelp(),
'definition' => $this->getInputDefinitionData($command->getNativeDefinition()),
'hidden' => $command->isHidden(),
];
}
}