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<?php |
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declare(strict_types=1); |
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namespace Linio\Component\Cache\Adapter; |
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use Linio\Component\Cache\Exception\InvalidConfigurationException; |
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use Linio\Component\Cache\Exception\KeyNotFoundException; |
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use Memcached; |
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class MemcachedAdapter extends AbstractAdapter implements AdapterInterface |
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{ |
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/** |
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* @var int |
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*/ |
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protected $ttl; |
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/** |
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* @var Memcached |
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*/ |
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protected $memcached; |
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public function __construct(array $config = []) |
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{ |
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$this->validateMemcacheConfiguration($config); |
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// default config |
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$this->ttl = 0; |
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// config |
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if (isset($config['ttl'])) { |
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$this->ttl = $config['ttl']; |
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} |
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$persistentId = null; |
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if (isset($config['connection_persistent']) && $config['connection_persistent']) { |
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$persistentId = '1'; |
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if (isset($config['pool_size']) && $config['pool_size'] > 1) { |
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$persistentId = (string) mt_rand(1, $config['pool_size']); |
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} |
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} |
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$this->memcached = new Memcached($persistentId); |
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$this->memcached->addServers($config['servers']); |
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if (isset($config['options']) && !empty($config['options'])) { |
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$this->memcached->setOptions($config['options']); |
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} |
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if (isset($config['cache_not_found_keys'])) { |
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$this->cacheNotFoundKeys = (bool) $config['cache_not_found_keys']; |
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} |
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} |
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public function get(string $key) |
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{ |
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$value = $this->memcached->get($this->addNamespaceToKey($key)); |
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if ($this->memcached->getResultCode() == Memcached::RES_NOTFOUND) { |
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throw new KeyNotFoundException(); |
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} |
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return $value; |
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} |
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public function getMulti(array $keys): array |
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{ |
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$namespacedKeys = $this->memcached->getMulti($this->addNamespaceToKeys($keys)); |
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return $this->removeNamespaceFromKeys($namespacedKeys); |
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} |
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public function set(string $key, $value): bool |
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{ |
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return $this->memcached->set($this->addNamespaceToKey($key), $value, $this->ttl); |
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} |
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public function setMulti(array $data): bool |
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{ |
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$namespacedData = $this->addNamespaceToKeys($data, true); |
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return $this->memcached->setMulti($namespacedData, $this->ttl); |
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} |
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public function contains(string $key): bool |
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{ |
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try { |
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$this->get($key); |
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} catch (KeyNotFoundException $exception) { |
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return false; |
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} |
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return true; |
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} |
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public function delete(string $key): bool |
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{ |
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$this->memcached->delete($this->addNamespaceToKey($key)); |
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return true; |
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} |
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public function deleteMulti(array $keys): bool |
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{ |
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$namespacedKeys = $this->addNamespaceToKeys($keys); |
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$this->memcached->deleteMulti($namespacedKeys); |
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return true; |
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} |
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public function flush(): bool |
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{ |
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return $this->memcached->flush(); |
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} |
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protected function validateMemcacheConfiguration(array $config) |
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{ |
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if (!array_key_exists('servers', $config)) { |
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throw new InvalidConfigurationException('Missing configuration parameter: servers'); |
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} |
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if (!is_array($config['servers'])) { |
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throw new InvalidConfigurationException('Invalid configuration parameter: servers'); |
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} |
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foreach ($config['servers'] as $server) { |
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if (!is_array($server) || count($server) < 2 || count($server) > 3 || !is_numeric($server[1]) || (isset($server[2]) && !is_numeric($server[2]))) { |
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throw new InvalidConfigurationException('Invalid configuration parameter: servers'); |
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} |
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} |
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if (array_key_exists('options', $config) && !is_array($config['options'])) { |
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throw new InvalidConfigurationException('Invalid configuration parameter: options'); |
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} |
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if (isset($config['ttl']) && !is_numeric($config['ttl'])) { |
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throw new InvalidConfigurationException('Invalid configuration parameter: ttl'); |
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} |
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} |
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} |
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LinioIT /
cache
Loading history...
This check marks calls to methods that do not seem to exist on an object.
This is most likely the result of a method being renamed without all references to it being renamed likewise.