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<?php |
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/** |
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* |
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* This file is part of phpFastCache. |
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* |
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* @license MIT License (MIT) |
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* |
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* For full copyright and license information, please see the docs/CREDITS.txt file. |
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* |
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* @author Khoa Bui (khoaofgod) <[email protected]> http://www.phpfastcache.com |
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* @author Georges.L (Geolim4) <[email protected]> |
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* |
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*/ |
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namespace phpFastCache\Drivers\Memcached; |
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use Memcached as MemcachedSoftware; |
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use phpFastCache\Core\DriverAbstract; |
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use phpFastCache\Core\MemcacheDriverCollisionDetectorTrait; |
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use phpFastCache\Entities\driverStatistic; |
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use phpFastCache\Exceptions\phpFastCacheDriverCheckException; |
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use phpFastCache\Exceptions\phpFastCacheDriverException; |
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use Psr\Cache\CacheItemInterface; |
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/** |
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* Class Driver |
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* @package phpFastCache\Drivers |
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* @property MemcachedSoftware $instance |
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*/ |
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class Driver extends DriverAbstract |
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{ |
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use MemcacheDriverCollisionDetectorTrait; |
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/** |
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* Driver constructor. |
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* @param array $config |
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* @throws phpFastCacheDriverException |
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*/ |
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View Code Duplication |
public function __construct(array $config = []) |
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{ |
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self::checkCollision('Memcached'); |
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$this->setup($config); |
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if (!$this->driverCheck()) { |
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throw new phpFastCacheDriverCheckException(sprintf(self::DRIVER_CHECK_FAILURE, $this->getDriverName())); |
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} else { |
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$this->driverConnect(); |
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} |
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} |
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/** |
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* @return bool |
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*/ |
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public function driverCheck() |
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{ |
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return class_exists('Memcached'); |
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} |
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/** |
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* @param \Psr\Cache\CacheItemInterface $item |
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* @return mixed |
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* @throws \InvalidArgumentException |
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*/ |
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protected function driverWrite(CacheItemInterface $item) |
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{ |
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/** |
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* Check for Cross-Driver type confusion |
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*/ |
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if ($item instanceof Item) { |
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$ttl = $item->getExpirationDate()->getTimestamp() - time(); |
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// Memcache will only allow a expiration timer less than 2592000 seconds, |
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// otherwise, it will assume you're giving it a UNIX timestamp. |
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if ($ttl > 2592000) { |
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$ttl = time() + $ttl; |
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} |
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return $this->instance->set($item->getKey(), $this->driverPreWrap($item), $ttl); |
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} else { |
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throw new \InvalidArgumentException('Cross-Driver type confusion detected'); |
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} |
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} |
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/** |
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* @param \Psr\Cache\CacheItemInterface $item |
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* @return mixed |
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*/ |
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View Code Duplication |
protected function driverRead(CacheItemInterface $item) |
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{ |
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$val = $this->instance->get($item->getKey()); |
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if ($val === false) { |
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return null; |
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} else { |
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return $val; |
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} |
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} |
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/** |
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* @param \Psr\Cache\CacheItemInterface $item |
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* @return bool |
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* @throws \InvalidArgumentException |
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*/ |
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protected function driverDelete(CacheItemInterface $item) |
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{ |
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/** |
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* Check for Cross-Driver type confusion |
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*/ |
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if ($item instanceof Item) { |
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return $this->instance->delete($item->getKey()); |
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} else { |
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throw new \InvalidArgumentException('Cross-Driver type confusion detected'); |
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} |
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} |
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/** |
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* @return bool |
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*/ |
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protected function driverClear() |
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{ |
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return $this->instance->flush(); |
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} |
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/** |
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* @return bool |
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*/ |
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View Code Duplication |
protected function driverConnect() |
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{ |
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$this->instance = new MemcachedSoftware(); |
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$servers = (!empty($this->config[ 'servers' ]) && is_array($this->config[ 'servers' ]) ? $this->config[ 'servers' ] : []); |
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if (count($servers) < 1) { |
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$servers = [ |
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[ |
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'host' =>'127.0.0.1', |
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'port' => 11211, |
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'sasl_user' => false, |
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'sasl_password' => false |
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], |
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]; |
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} |
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foreach ($servers as $server) { |
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try { |
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if (!$this->instance->addServer($server['host'], $server['port'])) { |
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$this->fallback = true; |
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} |
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if(!empty($server[ 'sasl_user' ]) && !empty($server[ 'sasl_password'])){ |
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$this->instance->setSaslAuthData($server[ 'sasl_user' ], $server[ 'sasl_password']); |
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} |
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} catch (\Exception $e) { |
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$this->fallback = true; |
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} |
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} |
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} |
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/******************** |
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* |
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159
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* PSR-6 Extended Methods |
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* |
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*******************/ |
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/** |
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* @return driverStatistic |
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*/ |
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View Code Duplication |
public function getStats() |
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{ |
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$stats = (array) $this->instance->getStats(); |
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$stats[ 'uptime' ] = (isset($stats[ 'uptime' ]) ? $stats[ 'uptime' ] : 0); |
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$stats[ 'version' ] = (isset($stats[ 'version' ]) ? $stats[ 'version' ] : 'UnknownVersion'); |
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$stats[ 'bytes' ] = (isset($stats[ 'bytes' ]) ? $stats[ 'version' ] : 0); |
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$date = (new \DateTime())->setTimestamp(time() - $stats[ 'uptime' ]); |
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return (new driverStatistic()) |
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->setData(implode(', ', array_keys($this->itemInstances))) |
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->setInfo(sprintf("The memcache daemon v%s is up since %s.\n For more information see RawData.", $stats[ 'version' ], $date->format(DATE_RFC2822))) |
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->setRawData($stats) |
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->setSize($stats[ 'bytes' ]); |
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} |
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} |
PHPSocialNetwork /
phpfastcache
