Passed
Pull Request — master (#456)
by Alejandro
06:37 queued 01:57
created

CacheFactory::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
eloc 2
dl 0
loc 4
rs 10
c 0
b 0
f 0
ccs 2
cts 2
cp 1
cc 1
nc 1
nop 1
crap 1
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<?php
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declare(strict_types=1);
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namespace Shlinkio\Shlink\Common\Cache;
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use Doctrine\Common\Cache;
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use Predis\Client as PredisClient;
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use Psr\Container\ContainerInterface;
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use function extension_loaded;
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class CacheFactory
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{
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    /** @var callable|null */
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    private $apcuEnabled;
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    public function __construct(?callable $apcuEnabled = null)
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    {
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        $this->apcuEnabled = $apcuEnabled ?? function () {
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            return extension_loaded('apcu');
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        };
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    }
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    public function __invoke(ContainerInterface $container): Cache\CacheProvider
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    {
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        $config = $container->get('config');
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        $adapter = $this->buildAdapter($config, $container);
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        $adapter->setNamespace($config['cache']['namespace'] ?? '');
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        return $adapter;
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    }
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    private function buildAdapter(array $config, ContainerInterface $container): Cache\CacheProvider
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    {
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        $isDebug = (bool) ($config['debug'] ?? false);
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        $redisConfig = $config['cache']['redis'] ?? null;
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        $apcuEnabled = ($this->apcuEnabled)();
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        if ($isDebug || (! $apcuEnabled && $redisConfig === null)) {
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            return new Cache\ArrayCache();
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        }
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        if ($redisConfig === null) {
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            return new Cache\ApcuCache();
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        }
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        /** @var PredisClient $predis */
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        $predis = $container->get(RedisFactory::SERVICE_NAME);
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        return new Cache\PredisCache($predis);
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    }
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}
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