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<?php |
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/** |
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* @package CleverStyle Framework |
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* @author Nazar Mokrynskyi <[email protected]> |
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* @copyright Copyright (c) 2011-2016, Nazar Mokrynskyi |
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* @license MIT License, see license.txt |
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*/ |
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namespace cs\Cache; |
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use |
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cs\Cache; |
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/** |
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* Class for simplified work with cache, when using common prefix |
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*/ |
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class Prefix { |
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protected $prefix; |
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/** |
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* Initialization with some prefix |
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* |
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* @param string $prefix |
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*/ |
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function __construct ($prefix) { |
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$this->prefix = $prefix; |
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} |
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/** |
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* Get item from cache |
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* |
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* If item not found and $callback parameter specified - closure must return value for item. This value will be set for current item, and returned. |
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* |
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* @param string $item May contain "/" symbols for cache structure, for example users/<i>user_id</i> |
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* @param callable|null $callback |
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* |
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* @return false|mixed Returns item on success of <b>false</b> on failure |
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*/ |
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function get ($item, $callback = null) { |
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return Cache::instance()->get("$this->prefix/$item", $callback); |
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} |
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/** |
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* Put or change data of cache item |
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* |
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* @param string $item May contain "/" symbols for cache structure, for example users/<i>user_id</i> |
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* @param mixed $data |
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* |
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* @return bool |
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*/ |
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function set ($item, $data) { |
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return Cache::instance()->set("$this->prefix/$item", $data); |
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} |
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/** |
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* Delete item from cache |
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* |
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* @param string $item May contain "/" symbols for cache structure, for example users/<i>user_id</i> |
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* |
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* @return bool |
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*/ |
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function del ($item) { |
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return Cache::instance()->del("$this->prefix/$item"); |
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} |
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/** |
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* Get item from cache |
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* |
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* @param string $item May contain "/" symbols for cache structure, for example users/<i>user_id</i> |
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* |
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* @return false|mixed Returns item on success of <b>false</b> on failure |
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*/ |
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function __get ($item) { |
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return $this->get($item); |
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} |
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/** |
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* Put or change data of cache item |
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* |
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* @param string $item May contain "/" symbols for cache structure, for example users/<i>user_id</i> |
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* @param mixed $data |
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*/ |
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function __set ($item, $data) { |
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$this->set($item, $data); |
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} |
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/** |
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* Delete item from cache |
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* |
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* @param string $item May contain "/" symbols for cache structure, for example users/<i>user_id</i> |
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*/ |
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function __unset ($item) { |
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$this->del($item); |
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} |
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} |
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