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<?php
declare(strict_types=1);
namespace PhpMyAdmin;
use function array_key_exists;
/**
* Cache values
*/
class Cache
{
/** @var array<string,mixed> */
private static $cacheData = [];
/**
* Store a value
*
* @param string $cacheKey The key to use
* @param mixed $value The value to cache
*/
public static function set(string $cacheKey, $value): bool
{
self::$cacheData[$cacheKey] = $value;
return true;
}
/**
* Does the cache have a value stored for the key
*
* @param string $cacheKey The key to use
*/
public static function has(string $cacheKey): bool
{
return array_key_exists($cacheKey, self::$cacheData);
}
/**
* Get back a cached value
*
* @param string $cacheKey The key to use
* @param mixed $defaultValue The default value in case it does not exist
*
* @return mixed The cached value
*/
public static function get(string $cacheKey, $defaultValue = null)
{
return self::$cacheData[$cacheKey] ?? $defaultValue;
}
/**
* Remove a cached value
*
* @param string $cacheKey The key to use to remove the value
*/
public static function remove(string $cacheKey): bool
{
unset(self::$cacheData[$cacheKey]);
return true;
}
/**
* Purge all cached values
*/
public static function purge(): bool
{
self::$cacheData = [];
return self::$cacheData === [];
}
}