Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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Dumper.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\Yaml;
13
14 /**
15 * Dumper dumps PHP variables to YAML strings.
16 *
17 * @author Fabien Potencier <fabien@symfony.com>
18 */
19 class Dumper
20 {
21 /**
22 * The amount of spaces to use for indentation of nested nodes.
23 *
24 * @var int
25 */
26 protected $indentation = 4;
27
28 /**
29 * Sets the indentation.
30 *
31 * @param int $num The amount of spaces to use for indentation of nested nodes
32 */
33 public function setIndentation($num)
34 {
35 if ($num < 1) {
36 throw new \InvalidArgumentException('The indentation must be greater than zero.');
37 }
38
39 $this->indentation = (int) $num;
40 }
41
42 /**
43 * Dumps a PHP value to YAML.
44 *
45 * @param mixed $input The PHP value
46 * @param int $inline The level where you switch to inline YAML
47 * @param int $indent The level of indentation (used internally)
48 * @param bool $exceptionOnInvalidType true if an exception must be thrown on invalid types (a PHP resource or object), false otherwise
49 * @param bool $objectSupport true if object support is enabled, false otherwise
50 *
51 * @return string The YAML representation of the PHP value
52 */
53 public function dump($input, $inline = 0, $indent = 0, $exceptionOnInvalidType = false, $objectSupport = false)
54 {
55 $output = '';
56 $prefix = $indent ? str_repeat(' ', $indent) : '';
57
58 if ($inline <= 0 || !is_array($input) || empty($input)) {
59 $output .= $prefix.Inline::dump($input, $exceptionOnInvalidType, $objectSupport);
60 } else {
61 $isAHash = Inline::isHash($input);
62
63 foreach ($input as $key => $value) {
64 $willBeInlined = $inline - 1 <= 0 || !is_array($value) || empty($value);
65
66 $output .= sprintf('%s%s%s%s',
67 $prefix,
68 $isAHash ? Inline::dump($key, $exceptionOnInvalidType, $objectSupport).':' : '-',
69 $willBeInlined ? ' ' : "\n",
70 $this->dump($value, $inline - 1, $willBeInlined ? 0 : $indent + $this->indentation, $exceptionOnInvalidType, $objectSupport)
71 ).($willBeInlined ? "\n" : '');
72 }
73 }
74
75 return $output;
76 }
77 }
78