source: pro-violet-viettel/sourcecode/application/libraries/Doctrine/Symfony/Component/Yaml/Dumper.php @ 354

Last change on this file since 354 was 345, checked in by quyenla, 11 years ago

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File size: 1.6 KB
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1<?php
2
3/*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12namespace Symfony\Component\Yaml;
13
14/**
15 * Dumper dumps PHP variables to YAML strings.
16 *
17 * @author Fabien Potencier <fabien@symfony.com>
18 */
19class Dumper
20{
21    /**
22     * Dumps a PHP value to YAML.
23     *
24     * @param  mixed   $input  The PHP value
25     * @param  integer $inline The level where you switch to inline YAML
26     * @param  integer $indent The level of indentation (used internally)
27     *
28     * @return string  The YAML representation of the PHP value
29     */
30    public function dump($input, $inline = 0, $indent = 0)
31    {
32        $output = '';
33        $prefix = $indent ? str_repeat(' ', $indent) : '';
34
35        if ($inline <= 0 || !is_array($input) || empty($input)) {
36            $output .= $prefix.Inline::dump($input);
37        } else {
38            $isAHash = array_keys($input) !== range(0, count($input) - 1);
39
40            foreach ($input as $key => $value) {
41                $willBeInlined = $inline - 1 <= 0 || !is_array($value) || empty($value);
42
43                $output .= sprintf('%s%s%s%s',
44                    $prefix,
45                    $isAHash ? Inline::dump($key).':' : '-',
46                    $willBeInlined ? ' ' : "\n",
47                    $this->dump($value, $inline - 1, $willBeInlined ? 0 : $indent + 2)
48                ).($willBeInlined ? "\n" : '');
49            }
50        }
51
52        return $output;
53    }
54}
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