<?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 => $value) {
if (0 === strpos($constantKey, 'OPT_')) {
$optionConstants[$constantKey] = $value;
}
}
return $optionConstants;
}
}