MemcachedCaster.php
2.3 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
<?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\VarDumper\Caster;
use Symfony\Component\VarDumper\Cloner\Stub;
/**
 * @author Jan Schädlich <jan.schaedlich@sensiolabs.de>
 *
 * @final
 */
class MemcachedCaster
{
    private static $optionConstants;
    private static $defaultOptions;
    public static function castMemcached(\Memcached $c, array $a, Stub $stub, bool $isNested)
    {
        $a += [
            Caster::PREFIX_VIRTUAL.'servers' => $c->getServerList(),
            Caster::PREFIX_VIRTUAL.'options' => new EnumStub(
                self::getNonDefaultOptions($c)
            ),
        ];
        return $a;
    }
    private static function getNonDefaultOptions(\Memcached $c): array
    {
        self::$defaultOptions = self::$defaultOptions ?? self::discoverDefaultOptions();
        self::$optionConstants = self::$optionConstants ?? self::getOptionConstants();
        $nonDefaultOptions = [];
        foreach (self::$optionConstants as $constantKey => $value) {
            if (self::$defaultOptions[$constantKey] !== $option = $c->getOption($value)) {
                $nonDefaultOptions[$constantKey] = $option;
            }
        }
        return $nonDefaultOptions;
    }
    private static function discoverDefaultOptions(): array
    {
        $defaultMemcached = new \Memcached();
        $defaultMemcached->addServer('127.0.0.1', 11211);
        $defaultOptions = [];
        self::$optionConstants = self::$optionConstants ?? self::getOptionConstants();
        foreach (self::$optionConstants as $constantKey => $value) {
            $defaultOptions[$constantKey] = $defaultMemcached->getOption($value);
        }
        return $defaultOptions;
    }
    private static function getOptionConstants(): array
    {
        $reflectedMemcached = new \ReflectionClass(\Memcached::class);
        $optionConstants = [];
        foreach ($reflectedMemcached->getConstants() as $constantKey => $value) {
            if (str_starts_with($constantKey, 'OPT_')) {
                $optionConstants[$constantKey] = $value;
            }
        }
        return $optionConstants;
    }
}