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<?php
/**
* A static in-process cache for blog data.
*
* @package automattic/jetpack-status
*/
namespace Automattic\Jetpack\Status;
/**
* A static in-process cache for blog data.
*
* For internal use only. Do not use this externally.
*/
class Cache {
/**
* Cached data;
*
* @var array[]
*/
private static $cache = array();
/**
* Get a value from the cache.
*
* @param string $key Key to fetch.
* @param mixed $default Default value to return if the key is not set.
* @returns mixed Data.
*/
public static function get( $key, $default = null ) {
$blog_id = get_current_blog_id();
return isset( self::$cache[ $blog_id ] ) && array_key_exists( $key, self::$cache[ $blog_id ] ) ? self::$cache[ $blog_id ][ $key ] : $default;
}
/**
* Set a value in the cache.
*
* @param string $key Key to set.
* @param mixed $value Value to store.
*/
public static function set( $key, $value ) {
$blog_id = get_current_blog_id();
self::$cache[ $blog_id ][ $key ] = $value;
}
/**
* Clear the cache.
*
* This is intended for use in unit tests.
*/
public static function clear() {
self::$cache = array();
}
}
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