95 lines
2.5 KiB
PHP
95 lines
2.5 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Console\Helper;
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use Symfony\Component\Console\Descriptor\DescriptorInterface;
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use Symfony\Component\Console\Descriptor\JsonDescriptor;
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use Symfony\Component\Console\Descriptor\MarkdownDescriptor;
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use Symfony\Component\Console\Descriptor\TextDescriptor;
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use Symfony\Component\Console\Descriptor\XmlDescriptor;
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use Symfony\Component\Console\Output\OutputInterface;
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use Symfony\Component\Console\Exception\InvalidArgumentException;
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/**
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* This class adds helper method to describe objects in various formats.
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*
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* @author Jean-François Simon <contact@jfsimon.fr>
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*/
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class DescriptorHelper extends Helper
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{
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/**
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* @var DescriptorInterface[]
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*/
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private $descriptors = array();
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public function __construct()
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{
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$this
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->register('txt', new TextDescriptor())
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->register('xml', new XmlDescriptor())
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->register('json', new JsonDescriptor())
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->register('md', new MarkdownDescriptor())
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;
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}
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/**
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* Describes an object if supported.
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*
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* Available options are:
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* * format: string, the output format name
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* * raw_text: boolean, sets output type as raw
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*
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* @param OutputInterface $output
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* @param object $object
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* @param array $options
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*
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* @throws InvalidArgumentException when the given format is not supported
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*/
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public function describe(OutputInterface $output, $object, array $options = array())
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{
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$options = array_merge(array(
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'raw_text' => false,
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'format' => 'txt',
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), $options);
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if (!isset($this->descriptors[$options['format']])) {
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throw new InvalidArgumentException(sprintf('Unsupported format "%s".', $options['format']));
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}
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$descriptor = $this->descriptors[$options['format']];
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$descriptor->describe($output, $object, $options);
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}
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/**
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* Registers a descriptor.
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*
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* @param string $format
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* @param DescriptorInterface $descriptor
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*
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* @return $this
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*/
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public function register($format, DescriptorInterface $descriptor)
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{
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$this->descriptors[$format] = $descriptor;
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return $this;
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}
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/**
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* {@inheritdoc}
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*/
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public function getName()
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{
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return 'descriptor';
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}
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}
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