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<?php
/**
* Class Google\Site_Kit\Core\Expirables\Expirable_Items
*
* @package Google\Site_Kit\Core\Expirables
* @copyright 2024 Google LLC
* @license https://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
* @link https://sitekit.withgoogle.com
*/
namespace Google\Site_Kit\Core\Expirables;
use Google\Site_Kit\Core\Storage\User_Setting;
/**
* Class for handling expirables items.
*
* @since 1.128.0
* @access private
* @ignore
*/
class Expirable_Items extends User_Setting {
/**
* The user option name for this setting.
*
* @note This option is prefixed differently so that it will persist across disconnect/reset.
*/
const OPTION = 'googlesitekitpersistent_expirable_items';
/**
* Adds one or more items to the list of expired items.
*
* @since 1.128.0
*
* @param string $item Item to set expiration for.
* @param int $expires_in_seconds TTL for the item.
*/
public function add( $item, $expires_in_seconds ) {
$items = $this->get();
$items[ $item ] = time() + $expires_in_seconds;
$this->set( $items );
}
/**
* Removes one or more items from the list of expirable items.
*
* @since 1.128.0
*
* @param string $item Item to remove.
*/
public function remove( $item ) {
$items = $this->get();
// If the item is not in expirable items, there's nothing to do.
if ( ! array_key_exists( $item, $items ) ) {
return;
}
unset( $items[ $item ] );
$this->set( $items );
}
/**
* Gets the value of the setting.
*
* @since 1.128.0
*
* @return array Value set for the option, or default if not set.
*/
public function get() {
$value = parent::get();
return is_array( $value ) ? $value : $this->get_default();
}
/**
* Gets the expected value type.
*
* @since 1.128.0
*
* @return string The type name.
*/
protected function get_type() {
return 'array';
}
/**
* Gets the default value.
*
* @since 1.128.0
*
* @return array The default value.
*/
protected function get_default() {
return array();
}
/**
* Gets the callback for sanitizing the setting's value before saving.
*
* @since 1.128.0
*
* @return callable Sanitize callback.
*/
protected function get_sanitize_callback() {
return function ( $items ) {
return $this->filter_expirable_items( $items );
};
}
/**
* Filters expirable items.
*
* @since 1.128.0
*
* @param array $items Expirable items list.
* @return array Filtered expirable items.
*/
private function filter_expirable_items( $items ) {
$expirables = array();
if ( is_array( $items ) ) {
foreach ( $items as $item => $ttl ) {
if ( is_integer( $ttl ) ) {
$expirables[ $item ] = $ttl;
}
}
}
return $expirables;
}
}