File Content: class-cache.php <?php if ( ! defined( 'ABSPATH' ) ) { exit; } if ( ! class_exists( 'XT_Framework_Cache' ) ) { class XT_Framework_Cache { /** * Cache group * * @since 1.0.0 * @access protected * @var string $cache_group */ protected $cache_group; public function __construct( $cache_group = '' ) { $this->cache_group = $cache_group; } public function set($key, $val, $expire = 0) { return wp_cache_set($key, $val, $this->cache_group, $expire); } public function get($key) { return wp_cache_get( $key, $this->cache_group ); } public function delete($key) { return wp_cache_delete( $key, $this->cache_group ); } public function exists($key) { return $this->get( $key ) !== false; } public function flush() { return wp_cache_flush(); } public function result($key, callable $callback, $expiration = 0) { $cached = $this->get($key); if($cached === false || !empty($_GET['nocache'])) { $cached = $callback(); $this->set($key, $cached, $expiration); } return $cached; } } } Submit