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<?php |
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/* |
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* This file is part of Jitamin. |
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* |
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* Copyright (C) Jitamin Team |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Jitamin\Foundation\Cache; |
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use Carbon\Carbon; |
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/** |
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* Memcached Cache Driver. |
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*/ |
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class MemcachedCache extends BaseCache |
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{ |
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/** |
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* The Memcached instance. |
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* |
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* @var \Memcached |
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*/ |
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protected $memcached; |
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/** |
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* A string that should be prepended to keys. |
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* |
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* @var string |
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*/ |
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protected $prefix; |
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/** |
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* Container. |
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* |
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* @var array |
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*/ |
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private $storage = []; |
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/** |
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* Create a new Memcached store. |
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* |
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* @param \Memcached $memcached |
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* @param string $prefix |
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* |
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* @return void |
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*/ |
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public function __construct($memcached, $prefix = '') |
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{ |
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$this->setPrefix($prefix); |
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$this->memcached = $memcached; |
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} |
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/** |
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* Store an item in the cache. |
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* |
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* @param string $key |
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* @param mixed $value |
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* @param int $minutes |
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*/ |
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public function set($key, $value, $minutes = 0) |
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{ |
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$this->memcached->set($this->prefix.$key, $value, $this->toTimestamp($minutes)); |
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} |
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/** |
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* Retrieve an item from the cache by key. |
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* |
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* @param string $key |
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* |
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* @return mixed Null when not found, cached value otherwise |
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*/ |
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public function get($key) |
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{ |
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$value = $this->memcached->get($this->prefix.$key); |
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if ($this->memcached->getResultCode() == 0) { |
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return $value; |
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} |
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} |
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/** |
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* Clear all cache. |
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*/ |
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public function flush() |
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{ |
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$this->memcached->flush(); |
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} |
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/** |
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* Remove cached value. |
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* |
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* @param string $key |
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*/ |
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public function remove($key) |
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{ |
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return $this->memcached->delete($this->prefix.$key); |
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} |
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/** |
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* Get the UNIX timestamp for the given number of minutes. |
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* |
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* @parma int $minutes |
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* |
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* @return int |
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*/ |
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protected function toTimestamp($minutes) |
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{ |
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return $minutes > 0 ? Carbon::now()->addMinutes($minutes)->getTimestamp() : 0; |
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} |
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/** |
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* Get the cache key prefix. |
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* |
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* @return string |
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*/ |
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public function getPrefix() |
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{ |
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return $this->prefix; |
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} |
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/** |
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* Set the cache key prefix. |
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* |
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* @param string $prefix |
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* |
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* @return void |
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*/ |
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public function setPrefix($prefix) |
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{ |
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$this->prefix = !empty($prefix) ? $prefix.':' : ''; |
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} |
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} |
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Jitamin /
jitamin
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This check marks private properties in classes that are never used. Those properties can be removed.