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- 28.08.2024
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DescriptorHelper.php
01 <?php
02
03 /*
04 * This file is part of the Symfony package.
05 *
06 * (c) Fabien Potencier <fabien@symfony.com>
07 *
08 * For the full copyright and license information, please view the LICENSE
09 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\Console\Helper;
13
14 use Symfony\Component\Console\Descriptor\DescriptorInterface;
15 use Symfony\Component\Console\Descriptor\JsonDescriptor;
16 use Symfony\Component\Console\Descriptor\MarkdownDescriptor;
17 use Symfony\Component\Console\Descriptor\TextDescriptor;
18 use Symfony\Component\Console\Descriptor\XmlDescriptor;
19 use Symfony\Component\Console\Exception\InvalidArgumentException;
20 use Symfony\Component\Console\Output\OutputInterface;
21
22 /**
23 * This class adds helper method to describe objects in various formats.
24 *
25 * @author Jean-François Simon <contact@jfsimon.fr>
26 */
27 class DescriptorHelper extends Helper
28 {
29 /**
30 * @var DescriptorInterface[]
31 */
32 private $descriptors = [];
33
34 public function __construct()
35 {
36 $this
37 ->register('txt', new TextDescriptor())
38 ->register('xml', new XmlDescriptor())
39 ->register('json', new JsonDescriptor())
40 ->register('md', new MarkdownDescriptor())
41 ;
42 }
43
44 /**
45 * Describes an object if supported.
46 *
47 * Available options are:
48 * * format: string, the output format name
49 * * raw_text: boolean, sets output type as raw
50 *
51 * @param object $object
52 *
53 * @throws InvalidArgumentException when the given format is not supported
54 */
55 public function describe(OutputInterface $output, $object, array $options = [])
56 {
57 $options = array_merge([
58 'raw_text' => false,
59 'format' => 'txt',
60 ], $options);
61
62 if (!isset($this->descriptors[$options['format']])) {
63 throw new InvalidArgumentException(sprintf('Unsupported format "%s".', $options['format']));
64 }
65
66 $descriptor = $this->descriptors[$options['format']];
67 $descriptor->describe($output, $object, $options);
68 }
69
70 /**
71 * Registers a descriptor.
72 *
73 * @param string $format
74 *
75 * @return $this
76 */
77 public function register($format, DescriptorInterface $descriptor)
78 {
79 $this->descriptors[$format] = $descriptor;
80
81 return $this;
82 }
83
84 /**
85 * {@inheritdoc}
86 */
87 public function getName()
88 {
89 return 'descriptor';
90 }
91 }
92