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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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declare(strict_types=1); |
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namespace Phpfastcache\Drivers\Couchbase; |
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use CouchbaseCluster as CouchbaseClient; |
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use Phpfastcache\Core\Pool\{ |
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DriverBaseTrait, ExtendedCacheItemPoolInterface |
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}; |
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use Phpfastcache\Entities\DriverStatistic; |
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use Phpfastcache\Exceptions\{ |
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PhpfastcacheInvalidArgumentException, PhpfastcacheLogicException |
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}; |
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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 CouchbaseClient $instance Instance of driver service |
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* @property Config $config Config object |
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* @method Config getConfig() Return the config object |
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*/ |
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class Driver implements ExtendedCacheItemPoolInterface |
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{ |
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use DriverBaseTrait; |
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/** |
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* @var \CouchbaseBucket[] |
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*/ |
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protected $bucketInstances = []; |
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/** |
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* @var \CouchbaseBucket |
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*/ |
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protected $bucketInstance; |
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/** |
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* @var string |
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*/ |
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protected $currentBucket = ''; |
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/** |
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* @return bool |
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*/ |
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public function driverCheck(): bool |
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{ |
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return \extension_loaded('couchbase'); |
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} |
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/** |
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* @return bool |
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* @throws PhpfastcacheLogicException |
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*/ |
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protected function driverConnect(): bool |
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{ |
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if ($this->instance instanceof CouchbaseClient) { |
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throw new PhpfastcacheLogicException('Already connected to Couchbase server'); |
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} |
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$clientConfig = $this->getConfig(); |
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$authenticator = new \Couchbase\PasswordAuthenticator(); |
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$authenticator->username($clientConfig->getUsername())->password($clientConfig->getPassword()); |
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$this->instance = new CouchbaseClient( |
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'couchbase://' . $clientConfig->getHost() . ($clientConfig->getPort() ? ":{$clientConfig->getPort()}" : '') |
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); |
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$this->instance->authenticate($authenticator); |
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$this->setBucket($this->instance->openBucket( $clientConfig->getBucketName())); |
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return true; |
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} |
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/** |
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* @param \Psr\Cache\CacheItemInterface $item |
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* @return null|array |
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*/ |
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protected function driverRead(CacheItemInterface $item) |
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{ |
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try { |
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/** |
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* CouchbaseBucket::get() returns a CouchbaseMetaDoc object |
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*/ |
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return $this->decode($this->getBucket()->get($item->getEncodedKey())->value); |
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} catch (\CouchbaseException $e) { |
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return null; |
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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 PhpfastcacheInvalidArgumentException |
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*/ |
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protected function driverWrite(CacheItemInterface $item): bool |
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{ |
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/** |
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* Check for Cross-Driver type confusion |
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*/ |
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if ($item instanceof Item) { |
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try { |
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return (bool)$this->getBucket()->upsert( |
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$item->getEncodedKey(), |
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$this->encode($this->driverPreWrap($item)), |
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['expiry' => $item->getTtl()] |
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); |
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} catch (\CouchbaseException $e) { |
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return false; |
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} |
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} |
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throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected'); |
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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 PhpfastcacheInvalidArgumentException |
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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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try { |
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return (bool)$this->getBucket()->remove($item->getEncodedKey()); |
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} catch (\Couchbase\Exception $e) { |
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return $e->getCode() === COUCHBASE_KEY_ENOENT; |
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} |
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} |
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throw new PhpfastcacheInvalidArgumentException('Cross-Driver type confusion detected'); |
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} |
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/** |
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* @return bool |
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*/ |
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protected function driverClear(): bool |
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{ |
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$this->getBucket()->manager()->flush(); |
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return true; |
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} |
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/** |
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* @return \CouchbaseBucket |
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*/ |
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protected function getBucket(): \CouchbaseBucket |
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{ |
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return $this->bucketInstance; |
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} |
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/** |
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* @param \CouchbaseBucket $CouchbaseBucket |
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*/ |
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protected function setBucket(\CouchbaseBucket $CouchbaseBucket) |
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{ |
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$this->bucketInstance = $CouchbaseBucket; |
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} |
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/******************** |
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* |
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* PSR-6 Extended Methods |
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* |
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*******************/ |
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/** |
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* @return DriverStatistic |
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*/ |
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public function getStats(): DriverStatistic |
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{ |
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$info = $this->getBucket()->manager()->info(); |
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return (new DriverStatistic()) |
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->setSize($info[ 'basicStats' ][ 'diskUsed' ]) |
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->setRawData($info) |
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->setData(\implode(', ', \array_keys($this->itemInstances))) |
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->setInfo('CouchBase version ' . $info[ 'nodes' ][ 0 ][ 'version' ] . ', Uptime (in days): ' . round($info[ 'nodes' ][ 0 ][ 'uptime' ] / 86400, |
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1) . "\n For more information see RawData."); |
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} |
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} |
PHPSocialNetwork /
phpfastcache
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